diff options
Diffstat (limited to 'board/amcc')
27 files changed, 1650 insertions, 1521 deletions
diff --git a/board/amcc/acadia/Makefile b/board/amcc/acadia/Makefile new file mode 100644 index 000000000..abcbf3e43 --- /dev/null +++ b/board/amcc/acadia/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2007 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o cpr.o memory.o +SOBJS = + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend *~ + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/amcc/acadia/acadia.c b/board/amcc/acadia/acadia.c new file mode 100644 index 000000000..baf598c67 --- /dev/null +++ b/board/amcc/acadia/acadia.c @@ -0,0 +1,103 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> + +extern void board_pll_init_f(void); + +static void acadia_gpio_init(void) +{ + /* + * GPIO0 setup (select GPIO or alternate function) + */ + out32(GPIO0_OSRL, CFG_GPIO0_OSRL); + out32(GPIO0_OSRH, CFG_GPIO0_OSRH); /* output select */ + out32(GPIO0_ISR1L, CFG_GPIO0_ISR1L); + out32(GPIO0_ISR1H, CFG_GPIO0_ISR1H); /* input select */ + out32(GPIO0_TSRL, CFG_GPIO0_TSRL); + out32(GPIO0_TSRH, CFG_GPIO0_TSRH); /* three-state select */ + out32(GPIO0_TCR, CFG_GPIO0_TCR); /* enable output driver for outputs */ + + /* + * Ultra (405EZ) was nice enough to add another GPIO controller + */ + out32(GPIO1_OSRH, CFG_GPIO1_OSRH); /* output select */ + out32(GPIO1_OSRL, CFG_GPIO1_OSRL); + out32(GPIO1_ISR1H, CFG_GPIO1_ISR1H); /* input select */ + out32(GPIO1_ISR1L, CFG_GPIO1_ISR1L); + out32(GPIO1_TSRH, CFG_GPIO1_TSRH); /* three-state select */ + out32(GPIO1_TSRL, CFG_GPIO1_TSRL); + out32(GPIO1_TCR, CFG_GPIO1_TCR); /* enable output driver for outputs */ +} + +int board_early_init_f(void) +{ + unsigned int reg; + + /* don't reinit PLL when booting via I2C bootstrap option */ + mfsdr(SDR_PINSTP, reg); + if (reg != 0xf0000000) + board_pll_init_f(); + + acadia_gpio_init(); + + /* USB Host core needs this bit set */ + mfsdr(sdrultra1, reg); + mtsdr(sdrultra1, reg | SDR_ULTRA1_LEDNENABLE); + + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000010); + mtdcr(uicpr, 0xFE7FFFF0); /* set int polarities */ + mtdcr(uictr, 0x00000010); /* set int trigger levels */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + return 0; +} + +int misc_init_f(void) +{ + /* Set EPLD to take PHY out of reset */ + out8(CFG_CPLD_BASE + 0x05, 0x00); + udelay(100000); + + return 0; +} + +/* + * Check Board Identity: + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + printf("Board: Acadia - AMCC PPC405EZ Evaluation Board"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} diff --git a/board/amcc/acadia/config.mk b/board/amcc/acadia/config.mk new file mode 100644 index 000000000..c8566ecc7 --- /dev/null +++ b/board/amcc/acadia/config.mk @@ -0,0 +1,30 @@ +# +# (C) Copyright 2007 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +ifndef TEXT_BASE +TEXT_BASE = 0xFFFC0000 +endif + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/amcc/acadia/cpr.c b/board/amcc/acadia/cpr.c new file mode 100644 index 000000000..9dcce35c8 --- /dev/null +++ b/board/amcc/acadia/cpr.c @@ -0,0 +1,195 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <ppc405.h> + +/* test-only: move into cpu directory!!! */ + +#if defined(PLLMR0_200_133_66) +void board_pll_init_f(void) +{ + /* + * set PLL clocks based on input sysclk is 33M + * + * ---------------------------------- + * | CLK | FREQ (MHz) | DIV RATIO | + * ---------------------------------- + * | CPU | 200.0 | 4 (0x02)| + * | PLB | 133.3 | 6 (0x06)| + * | OPB | 66.6 | 12 (0x0C)| + * | EBC | 66.6 | 12 (0x0C)| + * | SPI | 66.6 | 12 (0x0C)| + * | UART0 | 10.0 | 40 (0x28)| + * | UART1 | 10.0 | 40 (0x28)| + * | DAC | 2.0 | 200 (0xC8)| + * | ADC | 2.0 | 200 (0xC8)| + * | PWM | 100.0 | 4 (0x04)| + * | EMAC | 25.0 | 16 (0x10)| + * ----------------------------------- + */ + + /* Initialize PLL */ + mtcpr(cprpllc, 0x0000033c); + mtcpr(cprplld, 0x0c010200); + mtcpr(cprprimad, 0x04060c0c); + mtcpr(cprperd0, 0x000c0000); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprclkupd, 0x40000000); +} + +#elif defined(PLLMR0_266_160_80) + +void board_pll_init_f(void) +{ + /* + * set PLL clocks based on input sysclk is 33M + * + * ---------------------------------- + * | CLK | FREQ (MHz) | DIV RATIO | + * ---------------------------------- + * | CPU | 266.64 | 3 | + * | PLB | 159.98 | 5 (0x05)| + * | OPB | 79.99 | 10 (0x0A)| + * | EBC | 79.99 | 10 (0x0A)| + * | SPI | 79.99 | 10 (0x0A)| + * | UART0 | 28.57 | 7 (0x07)| + * | UART1 | 28.57 | 7 (0x07)| + * | DAC | 28.57 | 7 (0xA7)| + * | ADC | 4 | 50 (0x32)| + * | PWM | 28.57 | 7 (0x07)| + * | EMAC | 4 | 50 (0x32)| + * ----------------------------------- + */ + + /* Initialize PLL */ + mtcpr(cprpllc, 0x20000238); + mtcpr(cprplld, 0x03010400); + mtcpr(cprprimad, 0x03050a0a); + mtcpr(cprperc0, 0x00000000); + mtcpr(cprperd0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0x07323200); + mtcpr(cprclkupd, 0x40000000); +} + +#elif defined(PLLMR0_333_166_83) + +void board_pll_init_f(void) +{ + /* + * set PLL clocks based on input sysclk is 33M + * + * ---------------------------------- + * | CLK | FREQ (MHz) | DIV RATIO | + * ---------------------------------- + * | CPU | 333.33 | 2 | + * | PLB | 166.66 | 4 (0x04)| + * | OPB | 83.33 | 8 (0x08)| + * | EBC | 83.33 | 8 (0x08)| + * | SPI | 83.33 | 8 (0x08)| + * | UART0 | 16.66 | 5 (0x05)| + * | UART1 | 16.66 | 5 (0x05)| + * | DAC | ???? | 166 (0xA6)| + * | ADC | ???? | 166 (0xA6)| + * | PWM | 41.66 | 3 (0x03)| + * | EMAC | ???? | 3 (0x03)| + * ----------------------------------- + */ + + /* Initialize PLL */ + mtcpr(cprpllc, 0x0000033C); + mtcpr(cprplld, 0x0a010000); + mtcpr(cprprimad, 0x02040808); + mtcpr(cprperd0, 0x02080505); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0xA6A60300); + mtcpr(cprclkupd, 0x40000000); +} + +#elif defined(PLLMR0_100_100_12) + +void board_pll_init_f(void) +{ + /* + * set PLL clocks based on input sysclk is 33M + * + * ---------------------- + * | CLK | FREQ (MHz) | + * ---------------------- + * | CPU | 100.00 | + * | PLB | 100.00 | + * | OPB | 12.00 | + * | EBC | 49.00 | + * ---------------------- + */ + + /* Initialize PLL */ + mtcpr(cprpllc, 0x000003BC); + mtcpr(cprplld, 0x06060600); + mtcpr(cprprimad, 0x02020004); + mtcpr(cprperd0, 0x04002828); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0xC8C81600); + mtcpr(cprclkupd, 0x40000000); +} +#endif /* CPU_<speed>_405EZ */ + +#if defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) +/* + * Get timebase clock frequency + */ +unsigned long get_tbclk(void) +{ + unsigned long cpr_plld; + unsigned long cpr_primad; + unsigned long primad_cpudv; + unsigned long pllFbkDiv; + unsigned long freqProcessor; + + /* + * Read PLL Mode registers + */ + mfcpr(cprplld, cpr_plld); + + /* + * Read CPR_PRIMAD register + */ + mfcpr(cprprimad, cpr_primad); + + /* + * Determine CPU clock frequency + */ + primad_cpudv = ((cpr_primad & PRIMAD_CPUDV_MASK) >> 24); + if (primad_cpudv == 0) + primad_cpudv = 16; + + /* + * Determine FBK_DIV. + */ + pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24); + if (pllFbkDiv == 0) + pllFbkDiv = 256; + + freqProcessor = (CONFIG_SYS_CLK_FREQ * pllFbkDiv) / primad_cpudv; + + return (freqProcessor); +} +#endif /* defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) */ diff --git a/board/amcc/acadia/memory.c b/board/amcc/acadia/memory.c new file mode 100644 index 000000000..5375d36c9 --- /dev/null +++ b/board/amcc/acadia/memory.c @@ -0,0 +1,103 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* define DEBUG for debugging output (obviously ;-)) */ +#if 0 +#define DEBUG +#endif + +#include <common.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/gpio.h> + +/* + * sdram_init - Dummy implementation for start.S, spd_sdram used on this board! + */ +void sdram_init(void) +{ + return; +} + +static void cram_bcr_write(u32 wr_val) +{ + wr_val <<= 2; + + /* set CRAM_CRE to 1 */ + gpio_write_bit(CFG_GPIO_CRAM_CRE, 1); + + /* Write BCR to CRAM on CS1 */ + out32(wr_val + 0x00200000, 0); + debug("CRAM VAL: %08x for CS1 ", wr_val + 0x00200000); + + /* Write BCR to CRAM on CS2 */ + out32(wr_val + 0x02200000, 0); + debug("CRAM VAL: %08x for CS2\n", wr_val + 0x02200000); + + sync(); + eieio(); + + /* set CRAM_CRE back to 0 (normal operation) */ + gpio_write_bit(CFG_GPIO_CRAM_CRE, 0); + + return; +} + +long int initdram(int board_type) +{ + u32 val; + + /* 1. EBC need to program READY, CLK, ADV for ASync mode */ + gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_CRE, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_WAIT, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG); + + /* 2. EBC in Async mode */ + mtebc(pb1ap, 0x078F1EC0); + mtebc(pb2ap, 0x078F1EC0); + mtebc(pb1cr, 0x000BC000); + mtebc(pb2cr, 0x020BC000); + + /* 3. Set CRAM in Sync mode */ + cram_bcr_write(0x7012); /* CRAM burst setting */ + + /* 4. EBC in Sync mode */ + mtebc(pb1ap, 0x9C0201C0); + mtebc(pb2ap, 0x9C0201C0); + + /* Set GPIO pins back to alternate function */ + gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG); + gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG); + + /* Config EBC to use RDY */ + mfsdr(sdrultra0, val); + mtsdr(sdrultra0, val | 0x04000000); + + return (CFG_MBYTES_RAM << 20); +} + +int testdram(void) +{ + return (0); +} diff --git a/board/amcc/yellowstone/u-boot.lds b/board/amcc/acadia/u-boot.lds index a0ba44de8..b08c9994b 100644 --- a/board/amcc/yellowstone/u-boot.lds +++ b/board/amcc/acadia/u-boot.lds @@ -1,5 +1,5 @@ /* - * (C) Copyright 2002 + * (C) Copyright 2000 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -32,11 +32,6 @@ SECTIONS *(.resetvec) } = 0xffff - .bootpg 0xFFFFF000 : - { - cpu/ppc4xx/start.o (.bootpg) - } = 0xffff - /* Read-only sections, merged into text segment: */ . = + SIZEOF_HEADERS; .interp : { *(.interp) } @@ -67,20 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - board/amcc/yellowstone/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* . = env_offset;*/ -/* common/environment.o(.text)*/ *(.text) *(.fixup) @@ -131,7 +112,6 @@ SECTIONS .u_boot_cmd : { *(.u_boot_cmd) } __u_boot_cmd_end = .; - . = .; __start___ex_table = .; __ex_table : { *(__ex_table) } diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c index c93ba6e3c..6260b016d 100644 --- a/board/amcc/bamboo/bamboo.c +++ b/board/amcc/bamboo/bamboo.c @@ -23,6 +23,7 @@ #include <common.h> #include <asm/processor.h> +#include <asm/gpio.h> #include <spd_sdram.h> #include <ppc440.h> #include "bamboo.h" @@ -276,87 +277,6 @@ int board_early_init_f(void) return 0; } -#if (CONFIG_COMMANDS & CFG_CMD_NAND) -#include <linux/mtd/nand_legacy.h> -extern struct nand_chip nand_dev_desc[CFG_MAX_NAND_DEVICE]; - -/*----------------------------------------------------------------------------+ - | nand_reset. - | Reset Nand flash - | This routine will abort previous cmd - +----------------------------------------------------------------------------*/ -int nand_reset(ulong addr) -{ - int wait=0, stat=0; - - out8(addr + NAND_CMD_REG, NAND0_CMD_RESET); - out8(addr + NAND_CMD_REG, NAND0_CMD_READ_STATUS); - - while ((stat != 0xc0) && (wait != 0xffff)) { - stat = in8(addr + NAND_DATA_REG); - wait++; - } - - if (stat == 0xc0) { - return 0; - } else { - printf("NAND Reset timeout.\n"); - return -1; - } -} - -void board_nand_set_device(int cs, ulong addr) -{ - /* Set NandFlash Core Configuration Register */ - out32(addr + NAND_CCR_REG, 0x00001000 | (cs << 24)); - - switch (cs) { - case 1: - /* ------- - * NAND0 - * ------- - * K9F1208U0A : 4 addr cyc, 1 col + 3 Row - * Set NDF1CR - Enable External CS1 in NAND FLASH controller - */ - out32(addr + NAND_CR1_REG, 0x80002222); - break; - - case 2: - /* ------- - * NAND1 - * ------- - * K9K2G0B : 5 addr cyc, 2 col + 3 Row - * Set NDF2CR : Enable External CS2 in NAND FLASH controller - */ - out32(addr + NAND_CR2_REG, 0xC0007777); - break; - } - - /* Perform Reset Command */ - if (nand_reset(addr) != 0) - return; -} - -void nand_init(void) -{ - board_nand_set_device(1, CFG_NAND_ADDR); - - nand_probe(CFG_NAND_ADDR); - if (nand_dev_desc[0].ChipID != NAND_ChipID_UNKNOWN) { - print_size(nand_dev_desc[0].totlen, "\n"); - } - -#if 0 /* NAND1 not supported yet */ - board_nand_set_device(2, CFG_NAND2_ADDR); - - nand_probe(CFG_NAND2_ADDR); - if (nand_dev_desc[0].ChipID != NAND_ChipID_UNKNOWN) { - print_size(nand_dev_desc[0].totlen, "\n"); - } -#endif -} -#endif /* (CONFIG_COMMANDS & CFG_CMD_NAND) */ - int checkboard(void) { char *s = getenv("serial#"); diff --git a/board/amcc/bamboo/bamboo.h b/board/amcc/bamboo/bamboo.h index 1ce6366da..447486297 100644 --- a/board/amcc/bamboo/bamboo.h +++ b/board/amcc/bamboo/bamboo.h @@ -264,19 +264,9 @@ #define TRUE 1 #define FALSE 0 -#define GPIO_GROUP_MAX 2 -#define GPIO_MAX 32 -#define GPIO_ALT1_SEL 0x40000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 0 */ -#define GPIO_ALT2_SEL 0x80000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 1 */ -#define GPIO_ALT3_SEL 0xC0000000 /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 2 */ -#define GPIO_MASK 0xC0000000 /* GPIO_MASK */ -#define GPIO_IN_SEL 0x40000000 /* GPIO_IN value put in GPIO_ISx for the GPIO nb 0 */ - /* For the other GPIO number, you must shift */ - #define GPIO0 0 #define GPIO1 1 - /*#define MAX_SELECTION_NB CORE_NB */ #define MAX_CORE_SELECT_NB 22 diff --git a/board/amcc/bamboo/u-boot.lds b/board/amcc/bamboo/u-boot.lds index 176900ec2..f6d718319 100644 --- a/board/amcc/bamboo/u-boot.lds +++ b/board/amcc/bamboo/u-boot.lds @@ -68,19 +68,7 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/bamboo/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* . = env_offset;*/ -/* common/environment.o(.text)*/ + board/amcc/bamboo/bamboo.o (.text) *(.text) *(.fixup) diff --git a/board/amcc/ebony/init.S b/board/amcc/ebony/init.S index cc8f8b444..c86076e80 100644 --- a/board/amcc/ebony/init.S +++ b/board/amcc/ebony/init.S @@ -22,53 +22,7 @@ #include <ppc_asm.tmpl> #include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) -#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ; \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) - +#include <asm-ppc/mmu.h> /************************************************************************** * TLB TABLE @@ -81,16 +35,23 @@ * *************************************************************************/ - .section .bootpg,"ax" - .globl tlbtab + .section .bootpg,"ax" + .globl tlbtab tlbtab: - tlbtab_start - tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I) - tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X ) - tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X ) - tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I ) - tlbtab_end + tlbtab_start + + tlbentry(0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + + tlbentry(CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X) + tlbentry(CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X) + tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I) + tlbtab_end diff --git a/board/amcc/yellowstone/Makefile b/board/amcc/katmai/Makefile index 261e5d49c..d06a402d1 100644 --- a/board/amcc/yellowstone/Makefile +++ b/board/amcc/katmai/Makefile @@ -1,5 +1,5 @@ # -# (C) Copyright 2002-2006 +# (C) Copyright 2007 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -25,21 +25,21 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS = $(BOARD).o +COBJS = $(BOARD).o cmd_katmai.o SOBJS = init.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) SOBJS := $(addprefix $(obj),$(SOBJS)) -$(LIB): $(OBJS) $(SOBJS) +$(LIB): $(obj).depend $(OBJS) $(SOBJS) $(AR) $(ARFLAGS) $@ $(OBJS) clean: rm -f $(SOBJS) $(OBJS) distclean: clean - rm -f $(LIB) core *.bak .depend + rm -f $(LIB) core *.bak .depend *~ ######################################################################### diff --git a/board/amcc/katmai/cmd_katmai.c b/board/amcc/katmai/cmd_katmai.c new file mode 100644 index 000000000..439be4fa9 --- /dev/null +++ b/board/amcc/katmai/cmd_katmai.c @@ -0,0 +1,218 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + */ + +#include <common.h> +#include <command.h> +#include <i2c.h> +#include <asm/byteorder.h> + +#define CONFIG_STRESS /* enable 667 MHz CPU freq selection */ +#define DEBUG + +static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + uchar chip; + ulong data; + int nbytes; + extern char console_buffer[]; + + char sysClock[4]; + char cpuClock[4]; + char plbClock[4]; + char pcixClock[4]; + + if (argc < 3) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + if (strcmp(argv[2], "prom0") == 0) + chip = IIC0_BOOTPROM_ADDR; + else + chip = IIC0_ALT_BOOTPROM_ADDR; + + /* on Katmai SysClk is always 33MHz */ + strcpy(sysClock, "33"); + + do { +#ifdef CONFIG_STRESS + printf("enter cpu clock frequency 400, 500, 533, 667 Mhz or quit to abort\n"); +#else + printf("enter cpu clock frequency 400, 500, 533 Mhz or quit to abort\n"); +#endif + nbytes = readline (" ? "); + + if (strcmp(console_buffer, "quit") == 0) + return 0; + + if ((strcmp(console_buffer, "400") != 0) && + (strcmp(console_buffer, "500") != 0) && + (strcmp(console_buffer, "533") != 0) +#ifdef CONFIG_STRESS + && (strcmp(console_buffer, "667") != 0) +#endif + ) { + nbytes = 0; + } + + strcpy(cpuClock, console_buffer); + + } while (nbytes == 0); + + if (strcmp(cpuClock, "500") == 0) + strcpy(plbClock, "166"); + else if (strcmp(cpuClock, "533") == 0) + strcpy(plbClock, "133"); + else { + do { + if (strcmp(cpuClock, "400") == 0) + printf("enter plb clock frequency 100, 133 Mhz or quit to abort\n"); + +#ifdef CONFIG_STRESS + if (strcmp(cpuClock, "667") == 0) + printf("enter plb clock frequency 133, 166 Mhz or quit to abort\n"); + +#endif + nbytes = readline (" ? "); + + if (strcmp(console_buffer, "quit") == 0) + return 0; + + if (strcmp(cpuClock, "400") == 0) { + if ((strcmp(console_buffer, "100") != 0) && + (strcmp(console_buffer, "133") != 0)) + nbytes = 0; + } +#ifdef CONFIG_STRESS + if (strcmp(cpuClock, "667") == 0) { + if ((strcmp(console_buffer, "133") != 0) && + (strcmp(console_buffer, "166") != 0)) + nbytes = 0; + } +#endif + strcpy(plbClock, console_buffer); + + } while (nbytes == 0); + } + + do { + printf("enter Pci-X clock frequency 33, 66, 100 or 133 Mhz or quit to abort\n"); + nbytes = readline (" ? "); + + if (strcmp(console_buffer, "quit") == 0) + return 0; + + if ((strcmp(console_buffer, "33") != 0) && + (strcmp(console_buffer, "66") != 0) && + (strcmp(console_buffer, "100") != 0) && + (strcmp(console_buffer, "133") != 0)) { + nbytes = 0; + } + strcpy(pcixClock, console_buffer); + + } while (nbytes == 0); + + printf("\nsys clk = %sMhz\n", sysClock); + printf("cpu clk = %sMhz\n", cpuClock); + printf("plb clk = %sMhz\n", plbClock); + printf("Pci-X clk = %sMhz\n", pcixClock); + + do { + printf("\npress [y] to write I2C bootstrap \n"); + printf("or [n] to abort. \n"); + printf("Don't forget to set board switches \n"); + printf("according to your choice before re-starting \n"); + printf("(refer to 440spe_uboot_kit_um_1_01.pdf) \n"); + + nbytes = readline (" ? "); + if (strcmp(console_buffer, "n") == 0) + return 0; + + } while (nbytes == 0); + + if (strcmp(sysClock, "33") == 0) { + if ((strcmp(cpuClock, "400") == 0) && + (strcmp(plbClock, "100") == 0)) + data = 0x8678c206; + + if ((strcmp(cpuClock, "400") == 0) && + (strcmp(plbClock, "133") == 0)) + data = 0x8678c2c6; + + if ((strcmp(cpuClock, "500") == 0)) + data = 0x8778f2c6; + + if ((strcmp(cpuClock, "533") == 0)) + data = 0x87790252; +#ifdef CONFIG_STRESS + if ((strcmp(cpuClock, "667") == 0) && + (strcmp(plbClock, "133") == 0)) + data = 0x87794256; + + if ((strcmp(cpuClock, "667") == 0) && + (strcmp(plbClock, "166") == 0)) + data = 0x87794206; +#endif + } +#ifdef DEBUG + printf(" pin strap0 to write in i2c = %x\n", data); +#endif /* DEBUG */ + + if (i2c_write(chip, 0, 1, (uchar *)&data, 4) != 0) + printf("Error writing strap0 in %s\n", argv[2]); + + if (strcmp(pcixClock, "33") == 0) + data = 0x000007E1; + + if (strcmp(pcixClock, "66") == 0) + data = 0x000006E1; + + if (strcmp(pcixClock, "100") == 0) + data = 0x000005E1; + + if (strcmp(pcixClock, "133") == 0) + data = 0x000004E1; + + if (strcmp(plbClock, "166") == 0) +/* data |= 0x05950000; */ /* this set's DDR2 clock == PLB clock */ + data |= 0x05A50000; /* this set's DDR2 clock == 2 * PLB clock */ + else + data |= 0x05A50000; + +#ifdef DEBUG + printf(" pin strap1 to write in i2c = %x\n", data); +#endif /* DEBUG */ + + udelay(1000); + if (i2c_write(chip, 4, 1, (uchar *)&data, 4) != 0) + printf("Error writing strap1 in %s\n", argv[2]); + + return 0; +} + +U_BOOT_CMD( + bootstrap, 3, 1, do_bootstrap, + "bootstrap - program the serial device strap\n", + "wrclk [prom0|prom1] - program the serial device strap\n" + ); diff --git a/board/amcc/yellowstone/config.mk b/board/amcc/katmai/config.mk index 4ab0ea008..115c1aed0 100644 --- a/board/amcc/yellowstone/config.mk +++ b/board/amcc/katmai/config.mk @@ -1,5 +1,5 @@ # -# (C) Copyright 2002 +# (C) Copyright 2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -22,16 +22,10 @@ # # -# esd ADCIOP boards +# AMCC 440SPe Evaluation (Katmai) board # -#TEXT_BASE = 0x00001000 - -ifeq ($(ramsym),1) -TEXT_BASE = 0xFBD00000 -else -TEXT_BASE = 0xFFF80000 -endif +TEXT_BASE = 0xfffc0000 PLATFORM_CPPFLAGS += -DCONFIG_440=1 diff --git a/board/amcc/katmai/init.S b/board/amcc/katmai/init.S new file mode 100644 index 000000000..5202ae694 --- /dev/null +++ b/board/amcc/katmai/init.S @@ -0,0 +1,118 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <ppc_asm.tmpl> +#include <config.h> +#include <asm-ppc/mmu.h> + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + + .section .bootpg,"ax" + +/************************************************************************** + * TLB table for revA + *************************************************************************/ + .globl tlbtabA +tlbtabA: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + + tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I) + tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, 0xF0000000, 4, AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE_BASE, SZ_16K, 0x20000000, 0xC, AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x40000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x80000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0xC0000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x50000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x90000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0xD0000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbtab_end + +/************************************************************************** + * TLB table for revB + * + * Notice: revB of the 440SPe chip is very strict about PLB real addresses + * and ranges to be mapped for config space: it seems to only work with + * d_nnnn_nnnn range (hangs the core upon config transaction attempts when + * set otherwise) while revA uses c_nnnn_nnnn. + *************************************************************************/ + .globl tlbtabB +tlbtabB: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + + tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I) + + tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, 0xF0000000, 4, AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_ACE_BASE, SZ_1K, CFG_ACE_BASE, 4,AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x00100000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x20100000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0x40100000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0x50000000, 0xD, AC_R|AC_W|SA_G|SA_I) + tlbtab_end diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c new file mode 100644 index 000000000..286bdc1f2 --- /dev/null +++ b/board/amcc/katmai/katmai.c @@ -0,0 +1,530 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> +#include <i2c.h> +#include <asm-ppc/io.h> +#include <asm-ppc/gpio.h> + +#include "../cpu/ppc4xx/440spe_pcie.h" + +#undef PCIE_ENDPOINT +/* #define PCIE_ENDPOINT 1 */ + +int ppc440spe_init_pcie_rootport(int port); +void ppc440spe_setup_pcie(struct pci_controller *hose, int port); + +int board_early_init_f (void) +{ + unsigned long mfr; + + /*----------------------------------------------------------------------+ + * Interrupt controller setup for the Katmai 440SPe Evaluation board. + *-----------------------------------------------------------------------+ + *-----------------------------------------------------------------------+ + * Interrupt | Source | Pol. | Sensi.| Crit. | + *-----------+-----------------------------------+-------+-------+-------+ + * IRQ 00 | UART0 | High | Level | Non | + * IRQ 01 | UART1 | High | Level | Non | + * IRQ 02 | IIC0 | High | Level | Non | + * IRQ 03 | IIC1 | High | Level | Non | + * IRQ 04 | PCI0X0 MSG IN | High | Level | Non | + * IRQ 05 | PCI0X0 CMD Write | High | Level | Non | + * IRQ 06 | PCI0X0 Power Mgt | High | Level | Non | + * IRQ 07 | PCI0X0 VPD Access | Rising| Edge | Non | + * IRQ 08 | PCI0X0 MSI level 0 | High | Lvl/ed| Non | + * IRQ 09 | External IRQ 15 - (PCI-Express) | pgm H | Pgm | Non | + * IRQ 10 | UIC2 Non-critical Int. | NA | NA | Non | + * IRQ 11 | UIC2 Critical Interrupt | NA | NA | Crit | + * IRQ 12 | PCI Express MSI Level 0 | Rising| Edge | Non | + * IRQ 13 | PCI Express MSI Level 1 | Rising| Edge | Non | + * IRQ 14 | PCI Express MSI Level 2 | Rising| Edge | Non | + * IRQ 15 | PCI Express MSI Level 3 | Rising| Edge | Non | + * IRQ 16 | UIC3 Non-critical Int. | NA | NA | Non | + * IRQ 17 | UIC3 Critical Interrupt | NA | NA | Crit | + * IRQ 18 | External IRQ 14 - (PCI-Express) | Pgm | Pgm | Non | + * IRQ 19 | DMA Channel 0 FIFO Full | High | Level | Non | + * IRQ 20 | DMA Channel 0 Stat FIFO | High | Level | Non | + * IRQ 21 | DMA Channel 1 FIFO Full | High | Level | Non | + * IRQ 22 | DMA Channel 1 Stat FIFO | High | Level | Non | + * IRQ 23 | I2O Inbound Doorbell | High | Level | Non | + * IRQ 24 | Inbound Post List FIFO Not Empt | High | Level | Non | + * IRQ 25 | I2O Region 0 LL PLB Write | High | Level | Non | + * IRQ 26 | I2O Region 1 LL PLB Write | High | Level | Non | + * IRQ 27 | I2O Region 0 HB PLB Write | High | Level | Non | + * IRQ 28 | I2O Region 1 HB PLB Write | High | Level | Non | + * IRQ 29 | GPT Down Count Timer | Rising| Edge | Non | + * IRQ 30 | UIC1 Non-critical Int. | NA | NA | Non | + * IRQ 31 | UIC1 Critical Interrupt | NA | NA | Crit. | + *------------------------------------------------------------------------ + * IRQ 32 | Ext. IRQ 13 - (PCI-Express) |pgm (H)|pgm/Lvl| Non | + * IRQ 33 | MAL Serr | High | Level | Non | + * IRQ 34 | MAL Txde | High | Level | Non | + * IRQ 35 | MAL Rxde | High | Level | Non | + * IRQ 36 | DMC CE or DMC UE | High | Level | Non | + * IRQ 37 | EBC or UART2 | High |Lvl Edg| Non | + * IRQ 38 | MAL TX EOB | High | Level | Non | + * IRQ 39 | MAL RX EOB | High | Level | Non | + * IRQ 40 | PCIX0 MSI Level 1 | High |Lvl Edg| Non | + * IRQ 41 | PCIX0 MSI level 2 | High |Lvl Edg| Non | + * IRQ 42 | PCIX0 MSI level 3 | High |Lvl Edg| Non | + * IRQ 43 | L2 Cache | Risin | Edge | Non | + * IRQ 44 | GPT Compare Timer 0 | Risin | Edge | Non | + * IRQ 45 | GPT Compare Timer 1 | Risin | Edge | Non | + * IRQ 46 | GPT Compare Timer 2 | Risin | Edge | Non | + * IRQ 47 | GPT Compare Timer 3 | Risin | Edge | Non | + * IRQ 48 | GPT Compare Timer 4 | Risin | Edge | Non | + * IRQ 49 | Ext. IRQ 12 - PCI-X |pgm/Fal|pgm/Lvl| Non | + * IRQ 50 | Ext. IRQ 11 - |pgm (H)|pgm/Lvl| Non | + * IRQ 51 | Ext. IRQ 10 - |pgm (H)|pgm/Lvl| Non | + * IRQ 52 | Ext. IRQ 9 |pgm (H)|pgm/Lvl| Non | + * IRQ 53 | Ext. IRQ 8 |pgm (H)|pgm/Lvl| Non | + * IRQ 54 | DMA Error | High | Level | Non | + * IRQ 55 | DMA I2O Error | High | Level | Non | + * IRQ 56 | Serial ROM | High | Level | Non | + * IRQ 57 | PCIX0 Error | High | Edge | Non | + * IRQ 58 | Ext. IRQ 7- |pgm (H)|pgm/Lvl| Non | + * IRQ 59 | Ext. IRQ 6- |pgm (H)|pgm/Lvl| Non | + * IRQ 60 | EMAC0 Interrupt | High | Level | Non | + * IRQ 61 | EMAC0 Wake-up | High | Level | Non | + * IRQ 62 | Reserved | High | Level | Non | + * IRQ 63 | XOR | High | Level | Non | + *----------------------------------------------------------------------- + * IRQ 64 | PE0 AL | High | Level | Non | + * IRQ 65 | PE0 VPD Access | Risin | Edge | Non | + * IRQ 66 | PE0 Hot Reset Request | Risin | Edge | Non | + * IRQ 67 | PE0 Hot Reset Request | Falli | Edge | Non | + * IRQ 68 | PE0 TCR | High | Level | Non | + * IRQ 69 | PE0 BusMaster VCO | Falli | Edge | Non | + * IRQ 70 | PE0 DCR Error | High | Level | Non | + * IRQ 71 | Reserved | N/A | N/A | Non | + * IRQ 72 | PE1 AL | High | Level | Non | + * IRQ 73 | PE1 VPD Access | Risin | Edge | Non | + * IRQ 74 | PE1 Hot Reset Request | Risin | Edge | Non | + * IRQ 75 | PE1 Hot Reset Request | Falli | Edge | Non | + * IRQ 76 | PE1 TCR | High | Level | Non | + * IRQ 77 | PE1 BusMaster VCO | Falli | Edge | Non | + * IRQ 78 | PE1 DCR Error | High | Level | Non | + * IRQ 79 | Reserved | N/A | N/A | Non | + * IRQ 80 | PE2 AL | High | Level | Non | + * IRQ 81 | PE2 VPD Access | Risin | Edge | Non | + * IRQ 82 | PE2 Hot Reset Request | Risin | Edge | Non | + * IRQ 83 | PE2 Hot Reset Request | Falli | Edge | Non | + * IRQ 84 | PE2 TCR | High | Level | Non | + * IRQ 85 | PE2 BusMaster VCO | Falli | Edge | Non | + * IRQ 86 | PE2 DCR Error | High | Level | Non | + * IRQ 87 | Reserved | N/A | N/A | Non | + * IRQ 88 | External IRQ(5) | Progr | Progr | Non | + * IRQ 89 | External IRQ 4 - Ethernet | Progr | Progr | Non | + * IRQ 90 | External IRQ 3 - PCI-X | Progr | Progr | Non | + * IRQ 91 | External IRQ 2 - PCI-X | Progr | Progr | Non | + * IRQ 92 | External IRQ 1 - PCI-X | Progr | Progr | Non | + * IRQ 93 | External IRQ 0 - PCI-X | Progr | Progr | Non | + * IRQ 94 | Reserved | N/A | N/A | Non | + * IRQ 95 | Reserved | N/A | N/A | Non | + *----------------------------------------------------------------------- + * IRQ 96 | PE0 INTA | High | Level | Non | + * IRQ 97 | PE0 INTB | High | Level | Non | + * IRQ 98 | PE0 INTC | High | Level | Non | + * IRQ 99 | PE0 INTD | High | Level | Non | + * IRQ 100 | PE1 INTA | High | Level | Non | + * IRQ 101 | PE1 INTB | High | Level | Non | + * IRQ 102 | PE1 INTC | High | Level | Non | + * IRQ 103 | PE1 INTD | High | Level | Non | + * IRQ 104 | PE2 INTA | High | Level | Non | + * IRQ 105 | PE2 INTB | High | Level | Non | + * IRQ 106 | PE2 INTC | High | Level | Non | + * IRQ 107 | PE2 INTD | Risin | Edge | Non | + * IRQ 108 | PCI Express MSI Level 4 | Risin | Edge | Non | + * IRQ 109 | PCI Express MSI Level 5 | Risin | Edge | Non | + * IRQ 110 | PCI Express MSI Level 6 | Risin | Edge | Non | + * IRQ 111 | PCI Express MSI Level 7 | Risin | Edge | Non | + * IRQ 116 | PCI Express MSI Level 12 | Risin | Edge | Non | + * IRQ 112 | PCI Express MSI Level 8 | Risin | Edge | Non | + * IRQ 113 | PCI Express MSI Level 9 | Risin | Edge | Non | + * IRQ 114 | PCI Express MSI Level 10 | Risin | Edge | Non | + * IRQ 115 | PCI Express MSI Level 11 | Risin | Edge | Non | + * IRQ 117 | PCI Express MSI Level 13 | Risin | Edge | Non | + * IRQ 118 | PCI Express MSI Level 14 | Risin | Edge | Non | + * IRQ 119 | PCI Express MSI Level 15 | Risin | Edge | Non | + * IRQ 120 | PCI Express MSI Level 16 | Risin | Edge | Non | + * IRQ 121 | PCI Express MSI Level 17 | Risin | Edge | Non | + * IRQ 122 | PCI Express MSI Level 18 | Risin | Edge | Non | + * IRQ 123 | PCI Express MSI Level 19 | Risin | Edge | Non | + * IRQ 124 | PCI Express MSI Level 20 | Risin | Edge | Non | + * IRQ 125 | PCI Express MSI Level 21 | Risin | Edge | Non | + * IRQ 126 | PCI Express MSI Level 22 | Risin | Edge | Non | + * IRQ 127 | PCI Express MSI Level 23 | Risin | Edge | Non | + *-----------+-----------------------------------+-------+-------+-------+ */ + /*-------------------------------------------------------------------------+ + * Put UICs in PowerPC440SPemode. + * Initialise UIC registers. Clear all interrupts. Disable all interrupts. + * Set critical interrupt values. Set interrupt polarities. Set interrupt + * trigger levels. Make bit 0 High priority. Clear all interrupts again. + *------------------------------------------------------------------------*/ + mtdcr (uic3sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic3er, 0x00000000); /* disable all interrupts */ + mtdcr (uic3cr, 0x00000000); /* Set Critical / Non Critical interrupts: */ + mtdcr (uic3pr, 0xffffffff); /* Set Interrupt Polarities*/ + mtdcr (uic3tr, 0x001fffff); /* Set Interrupt Trigger Levels */ + mtdcr (uic3vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic3sr, 0x00000000); /* clear all interrupts*/ + mtdcr (uic3sr, 0xffffffff); /* clear all interrupts*/ + + + mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic2er, 0x00000000); /* disable all interrupts*/ + mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical interrupts*/ + mtdcr (uic2pr, 0xebebebff); /* Set Interrupt Polarities*/ + mtdcr (uic2tr, 0x74747400); /* Set Interrupt Trigger Levels */ + mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic2sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */ + + mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts*/ + mtdcr (uic1er, 0x00000000); /* disable all interrupts*/ + mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical interrupts*/ + mtdcr (uic1pr, 0xffffffff); /* Set Interrupt Polarities */ + mtdcr (uic1tr, 0x001f8040); /* Set Interrupt Trigger Levels*/ + mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic1sr, 0x00000000); /* clear all interrupts*/ + mtdcr (uic1sr, 0xffffffff); /* clear all interrupts*/ + + mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic0er, 0x00000000); /* disable all interrupts excepted cascade to be checked */ + mtdcr (uic0cr, 0x00104001); /* Set Critical / Non Critical interrupts*/ + mtdcr (uic0pr, 0xffffffff); /* Set Interrupt Polarities*/ + mtdcr (uic0tr, 0x010f0004); /* Set Interrupt Trigger Levels */ + mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic0sr, 0x00000000); /* clear all interrupts*/ + mtdcr (uic0sr, 0xffffffff); /* clear all interrupts*/ + +/* SDR0_MFR should be part of Ethernet init */ + mfsdr (sdr_mfr, mfr); + mfr &= ~SDR0_MFR_ECS_MASK; +/* mtsdr(sdr_mfr, mfr); */ + + mtsdr(SDR0_PFC0, CFG_PFC0); + + out32(GPIO0_OR, CFG_GPIO_OR); + out32(GPIO0_ODR, CFG_GPIO_ODR); + out32(GPIO0_TCR, CFG_GPIO_TCR); + + return 0; +} + +int checkboard (void) +{ + char *s = getenv("serial#"); + + printf("Board: Katmai - AMCC 440SPe Evaluation Board"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return 0; +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + uint *pstart = (uint *) 0x00000000; + uint *pend = (uint *) 0x08000000; + uint *p; + + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + return 0; +} +#endif + +/************************************************************************* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +int pci_pre_init(struct pci_controller * hose ) +{ + unsigned long strap; + + /*-------------------------------------------------------------------+ + * The katmai board is always configured as the host & requires the + * PCI arbiter to be enabled. + *-------------------------------------------------------------------*/ + mfsdr(sdr_sdstp1, strap); + if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) { + printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); + return 0; + } + + return 1; +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ + +/************************************************************************* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller * hose ) +{ + DECLARE_GLOBAL_DATA_PTR; + + /*-------------------------------------------------------------------+ + * Disable everything + *-------------------------------------------------------------------*/ + out32r( PCIX0_PIM0SA, 0 ); /* disable */ + out32r( PCIX0_PIM1SA, 0 ); /* disable */ + out32r( PCIX0_PIM2SA, 0 ); /* disable */ + out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */ + + /*-------------------------------------------------------------------+ + * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 + * strapping options to not support sizes such as 128/256 MB. + *-------------------------------------------------------------------*/ + out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); + out32r( PCIX0_PIM0LAH, 0 ); + out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); + out32r( PCIX0_BAR0, 0 ); + + /*-------------------------------------------------------------------+ + * Program the board's subsystem id/vendor id + *-------------------------------------------------------------------*/ + out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); + out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); + + out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ + +#if defined(CONFIG_PCI) +/************************************************************************* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + * + * + ************************************************************************/ +int is_pci_host(struct pci_controller *hose) +{ + /* The katmai board is always configured as host. */ + return 1; +} + +int katmai_pcie_card_present(int port) +{ + u32 val; + + val = in32(GPIO0_IR); + switch (port) { + case 0: + return !(val & GPIO_VAL(CFG_GPIO_PCIE_PRESENT0)); + case 1: + return !(val & GPIO_VAL(CFG_GPIO_PCIE_PRESENT1)); + case 2: + return !(val & GPIO_VAL(CFG_GPIO_PCIE_PRESENT2)); + default: + return 0; + } +} + +static struct pci_controller pcie_hose[3] = {{0},{0},{0}}; + +void pcie_setup_hoses(void) +{ + struct pci_controller *hose; + int i, bus; + + /* + * assume we're called after the PCIX hose is initialized, which takes + * bus ID 0 and therefore start numbering PCIe's from 1. + */ + bus = 1; + for (i = 0; i <= 2; i++) { + /* Check for katmai card presence */ + if (!katmai_pcie_card_present(i)) + continue; + +#ifdef PCIE_ENDPOINT + if (ppc440spe_init_pcie_endport(i)) { +#else + if (ppc440spe_init_pcie_rootport(i)) { +#endif + printf("PCIE%d: initialization failed\n", i); + continue; + } + + hose = &pcie_hose[i]; + hose->first_busno = bus; + hose->last_busno = bus; + bus++; + + /* setup mem resource */ + pci_set_region(hose->regions + 0, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMSIZE, + PCI_REGION_MEM + ); + hose->region_count = 1; + pci_register_hose(hose); + +#ifdef PCIE_ENDPOINT + ppc440spe_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ +#else + ppc440spe_setup_pcie_rootpoint(hose, i); + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); +#endif + } +} +#endif /* defined(CONFIG_PCI) */ + +int misc_init_f (void) +{ + uint reg; +#if defined(CONFIG_STRESS) + uint i ; + uint disp; +#endif + + /* minimal init for PCIe */ +#if 0 /* test-only: test endpoint at some time, for now rootpoint only */ + /* pci express 0 Endpoint Mode */ + mfsdr(SDR0_PE0DLPSET, reg); + reg &= (~0x00400000); + mtsdr(SDR0_PE0DLPSET, reg); +#else + /* pci express 0 Rootpoint Mode */ + mfsdr(SDR0_PE0DLPSET, reg); + reg |= 0x00400000; + mtsdr(SDR0_PE0DLPSET, reg); +#endif + /* pci express 1 Rootpoint Mode */ + mfsdr(SDR0_PE1DLPSET, reg); + reg |= 0x00400000; + mtsdr(SDR0_PE1DLPSET, reg); + /* pci express 2 Rootpoint Mode */ + mfsdr(SDR0_PE2DLPSET, reg); + reg |= 0x00400000; + mtsdr(SDR0_PE2DLPSET, reg); + +#if defined(CONFIG_STRESS) + /* + * All this setting done by linux only needed by stress an charac. test + * procedure + * PCIe 1 Rootpoint PCIe2 Endpoint + * PCIe 0 FIR Pre-emphasis Filter Coefficients & Transmit Driver Power Level + */ + for (i=0,disp=0; i<8; i++,disp+=3) { + mfsdr(SDR0_PE0HSSSET1L0+disp, reg); + reg |= 0x33000000; + mtsdr(SDR0_PE0HSSSET1L0+disp, reg); + } + + /*PCIe 1 FIR Pre-emphasis Filter Coefficients & Transmit Driver Power Level */ + for (i=0,disp=0; i<4; i++,disp+=3) { + mfsdr(SDR0_PE1HSSSET1L0+disp, reg); + reg |= 0x33000000; + mtsdr(SDR0_PE1HSSSET1L0+disp, reg); + } + + /*PCIE 2 FIR Pre-emphasis Filter Coefficients & Transmit Driver Power Level */ + for (i=0,disp=0; i<4; i++,disp+=3) { + mfsdr(SDR0_PE2HSSSET1L0+disp, reg); + reg |= 0x33000000; + mtsdr(SDR0_PE2HSSSET1L0+disp, reg); + } + + reg = 0x21242222; + mtsdr(SDR0_PE2UTLSET1, reg); + reg = 0x11000000; + mtsdr(SDR0_PE2UTLSET2, reg); + /* pci express 1 Endpoint Mode */ + reg = 0x00004000; + mtsdr(SDR0_PE2DLPSET, reg); + + mtsdr(SDR0_UART1, 0x2080005a); /* patch for TG */ +#endif + + return 0; +} + +#ifdef CONFIG_POST +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + return (ctrlc()); +} +#endif diff --git a/board/amcc/katmai/u-boot.lds b/board/amcc/katmai/u-boot.lds new file mode 100644 index 000000000..bf8fc5d3d --- /dev/null +++ b/board/amcc/katmai/u-boot.lds @@ -0,0 +1,141 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/ppc4xx/start.o (.text) + board/amcc/katmai/init.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/amcc/luan/init.S b/board/amcc/luan/init.S index 7830ebdfa..d5ee117df 100644 --- a/board/amcc/luan/init.S +++ b/board/amcc/luan/init.S @@ -1,73 +1,31 @@ /* -* -* See file CREDITS for list of people who contributed to this -* project. -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License as -* published by the Free Software Foundation; either version 2 of -* the License, or (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 59 Temple Place, Suite 330, Boston, -* MA 02111-1307 USA -*/ + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ #include <ppc_asm.tmpl> #include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) -#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ; \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) - +#include <asm-ppc/mmu.h> /************************************************************************** * TLB TABLE @@ -80,53 +38,37 @@ * *************************************************************************/ - .section .bootpg,"ax" - .globl tlbtab + .section .bootpg,"ax" + .globl tlbtab tlbtab: - tlbtab_start - -#if (CFG_LARGE_FLASH == 0xffc00000) /* if booting from large flash */ - /* large flash */ - tlbentry( 0xffc00000, SZ_1M, 0xffc00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W ) - tlbentry( 0xffd00000, SZ_1M, 0xffd00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W ) - tlbentry( 0xffe00000, SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W ) - tlbentry( 0xfff00000, SZ_1M, 0xfff00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W ) - - tlbentry( 0xff800000, SZ_1M, 0xff800000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) - tlbentry( 0xff900000, SZ_1M, 0xff900000, 1, AC_R|AC_W|AC_X|SA_G|SA_I|SA_W ) -#else /* else booting from small flash */ - tlbentry( 0xffe00000, SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) - tlbentry( 0xfff00000, SZ_1M, 0xfff00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) + tlbtab_start - tlbentry( 0xff800000, SZ_1M, 0xff800000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) - tlbentry( 0xff900000, SZ_1M, 0xff900000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) - tlbentry( 0xffa00000, SZ_1M, 0xffa00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) - tlbentry( 0xffb00000, SZ_1M, 0xffb00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) -#endif + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(0xfff00000, SZ_1M, 0xfff00000, 1, AC_R|AC_W|AC_X|SA_G) - tlbentry( CFG_EPLD_BASE, SZ_256K, 0xff000000, 1, AC_R|AC_W|SA_G|SA_I ) + tlbentry(0xffc00000, SZ_1M, 0xffc00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + tlbentry(0xffd00000, SZ_1M, 0xffd00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + tlbentry(0xffe00000, SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + tlbentry(0xff900000, SZ_1M, 0xff900000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + tlbentry(CFG_EPLD_BASE, SZ_256K, 0xff000000, 1, AC_R|AC_W|SA_G|SA_I) -#if (CFG_SRAM_BASE != 0) /* if SRAM up high and SDRAM at zero */ - tlbentry( 0x00000000, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) -#elif (CFG_SMALL_FLASH == 0xff900000) /* else SRAM at 0 */ - tlbentry( 0x00000000, SZ_1M, 0xff800000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) -#elif (CFG_SMALL_FLASH == 0xfff00000) - tlbentry( 0x00000000, SZ_1M, 0xffe00000, 1, AC_R|AC_W|AC_X|SA_G/*|SA_I*/ ) -#else - #error DONT KNOW SRAM LOCATION -#endif + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ - /* internal ram (l2 cache) */ - tlbentry( CFG_ISRAM_BASE, SZ_256K, 0x80000000, 0, AC_R|AC_W|AC_X|SA_I ) + /* internal ram (l2 cache) */ + tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x80000000, 0, AC_R|AC_W|AC_X|SA_I) - /* peripherals at f0000000 */ - tlbentry( CFG_PERIPHERAL_BASE, SZ_4K, CFG_PERIPHERAL_BASE, 1, AC_R|AC_W|SA_G|SA_I ) + /* peripherals at f0000000 */ + tlbentry(CFG_PERIPHERAL_BASE, SZ_4K, CFG_PERIPHERAL_BASE, 1, AC_R|AC_W|SA_G|SA_I) - /* PCI */ -#if (CONFIG_COMMANDS & CFG_CMD_PCI) - tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 9, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 9, AC_R|AC_W|SA_G|SA_I ) -#endif - tlbtab_end + /* PCI */ + tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 9, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 9, AC_R|AC_W|SA_G|SA_I) + tlbtab_end diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c index 06a57f6c4..778aafc76 100644 --- a/board/amcc/luan/luan.c +++ b/board/amcc/luan/luan.c @@ -106,105 +106,6 @@ int checkboard(void) /************************************************************************* - * long int fixed_sdram() - * - ************************************************************************/ -static long int fixed_sdram(void) -{ /* DDR2 init from BDI2000 script */ - mtdcr( 0x10, 0x00000021 ); /* MCIF0_MCOPT2 - zero DCEN bit */ - mtdcr( 0x11, 0x84000000 ); - mtdcr( 0x10, 0x00000020 ); /* MCIF0_MCOPT1 - no ECC, 64 bits, 4 banks, DDR2 */ - mtdcr( 0x11, 0x2D122000 ); - mtdcr( 0x10, 0x00000026 ); /* MCIF0_CODT - die termination on */ - mtdcr( 0x11, 0x00800026 ); - mtdcr( 0x10, 0x00000081 ); /* MCIF0_WRDTR - Write DQS Adv 90 + Fractional DQS Delay */ - mtdcr( 0x11, 0x82000800 ); - mtdcr( 0x10, 0x00000080 ); /* MCIF0_CLKTR - advance addr clock by 180 deg */ - mtdcr( 0x11, 0x80000000 ); - mtdcr( 0x10, 0x00000040 ); /* MCIF0_MB0CF - turn on CS0, N x 10 coll */ - mtdcr( 0x11, 0x00000201 ); - mtdcr( 0x10, 0x00000044 ); /* MCIF0_MB1CF - turn on CS0, N x 10 coll */ - mtdcr( 0x11, 0x00000201 ); - mtdcr( 0x10, 0x00000030 ); /* MCIF0_RTR - refresh every 7.8125uS */ - mtdcr( 0x11, 0x08200000 ); - mtdcr( 0x10, 0x00000085 ); /* MCIF0_SDTR1 - timing register 1 */ - mtdcr( 0x11, 0x80201000 ); - mtdcr( 0x10, 0x00000086 ); /* MCIF0_SDTR2 - timing register 2 */ - mtdcr( 0x11, 0x42103242 ); - mtdcr( 0x10, 0x00000087 ); /* MCIF0_SDTR3 - timing register 3 */ - mtdcr( 0x11, 0x0C100D14 ); - mtdcr( 0x10, 0x00000088 ); /* MCIF0_MMODE - CAS is 4 cycles */ - mtdcr( 0x11, 0x00000642 ); - mtdcr( 0x10, 0x00000089 ); /* MCIF0_MEMODE - diff DQS disabled */ - mtdcr( 0x11, 0x00000400 ); /* ODT term disabled */ - - mtdcr( 0x10, 0x00000050 ); /* MCIF0_INITPLR0 - NOP */ - mtdcr( 0x11, 0x81b80000 ); - mtdcr( 0x10, 0x00000051 ); /* MCIF0_INITPLR1 - PRE */ - mtdcr( 0x11, 0x82100400 ); - mtdcr( 0x10, 0x00000052 ); /* MCIF0_INITPLR2 - EMR2 */ - mtdcr( 0x11, 0x80820000 ); - mtdcr( 0x10, 0x00000053 ); /* MCIF0_INITPLR3 - EMR3 */ - mtdcr( 0x11, 0x80830000 ); - mtdcr( 0x10, 0x00000054 ); /* MCIF0_INITPLR4 - EMR DLL ENABLE */ - mtdcr( 0x11, 0x80810000 ); - mtdcr( 0x10, 0x00000055 ); /* MCIF0_INITPLR5 - MR DLL RESET */ - mtdcr( 0x11, 0x80800542 ); - mtdcr( 0x10, 0x00000056 ); /* MCIF0_INITPLR6 - PRE */ - mtdcr( 0x11, 0x82100400 ); - mtdcr( 0x10, 0x00000057 ); /* MCIF0_INITPLR7 - refresh */ - mtdcr( 0x11, 0x99080000 ); - mtdcr( 0x10, 0x00000058 ); /* MCIF0_INITPLR8 */ - mtdcr( 0x11, 0x99080000 ); - mtdcr( 0x10, 0x00000059 ); /* MCIF0_INITPLR9 */ - mtdcr( 0x11, 0x99080000 ); - mtdcr( 0x10, 0x0000005A ); /* MCIF0_INITPLR10 */ - mtdcr( 0x11, 0x99080000 ); - mtdcr( 0x10, 0x0000005B ); /* MCIF0_INITPLR11 - MR */ - mtdcr( 0x11, 0x80800442 ); - mtdcr( 0x10, 0x0000005C ); /* MCIF0_INITPLR12 - EMR OCD Default */ - mtdcr( 0x11, 0x80810380 ); - mtdcr( 0x10, 0x0000005D ); /* MCIF0_INITPLR13 - EMR OCD exit */ - mtdcr( 0x11, 0x80810000 ); - udelay( 10*1000 ); - - mtdcr( 0x10, 0x00000021 ); /* MCIF0_MCOPT2 - execute preloaded init */ - mtdcr( 0x11, 0x28000000 ); /* set DC_EN */ - udelay( 100*1000 ); - - mtdcr( 0x40, 0x0000F800 ); /* MQ0_B0BAS: base addr 00000000 / 256MB */ - mtdcr( 0x41, 0x1000F800 ); /* MQ0_B1BAS: base addr 10000000 / 256MB */ - - mtdcr( 0x10, 0x00000078 ); /* MCIF0_RDCC - auto set read stage */ - mtdcr( 0x11, 0x00000000 ); - mtdcr( 0x10, 0x00000070 ); /* MCIF0_RQDC - read DQS delay control */ - mtdcr( 0x11, 0x8000003A ); /* enabled, frac DQS delay */ - mtdcr( 0x10, 0x00000074 ); /* MCIF0_RFDC - two clock feedback delay */ - mtdcr( 0x11, 0x00000200 ); - - return 512 << 20; -} - - -/************************************************************************* - * long int initdram - * - ************************************************************************/ -long int initdram( int board_type ) -{ - long dram_size = 0; - -#if defined(CONFIG_SPD_EEPROM) - dram_size = spd_sdram (0); -#else - dram_size = fixed_sdram (); -#endif - - return dram_size; -} - - -/************************************************************************* * int testdram() * ************************************************************************/ diff --git a/board/amcc/luan/u-boot.lds b/board/amcc/luan/u-boot.lds index d122f499f..72ce6855d 100644 --- a/board/amcc/luan/u-boot.lds +++ b/board/amcc/luan/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/luan/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* . = env_offset;*/ -/* common/environment.o(.text)*/ *(.text) *(.fixup) diff --git a/board/amcc/ocotea/init.S b/board/amcc/ocotea/init.S index 7e0b13249..d211c710b 100644 --- a/board/amcc/ocotea/init.S +++ b/board/amcc/ocotea/init.S @@ -22,55 +22,7 @@ #include <ppc_asm.tmpl> #include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 -#define _256M 0x10000000 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_8M 0x00000060 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) -#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ; \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) - +#include <asm-ppc/mmu.h> /************************************************************************** * TLB TABLE @@ -83,19 +35,23 @@ * *************************************************************************/ - .section .bootpg,"ax" - .globl tlbtab + .section .bootpg,"ax" + .globl tlbtab tlbtab: - tlbtab_start - tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X ) - tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X ) - tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I ) - tlbtab_end + tlbtab_start + + tlbentry(0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + + tlbentry(CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X) + tlbentry(CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X) + tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I) + tlbtab_end diff --git a/board/amcc/sequoia/sdram.c b/board/amcc/sequoia/sdram.c index 77f143844..d045df187 100644 --- a/board/amcc/sequoia/sdram.c +++ b/board/amcc/sequoia/sdram.c @@ -6,7 +6,7 @@ * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com * - * (C) Copyright 2006 + * (C) Copyright 2006-2007 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * This program is free software; you can redistribute it and/or @@ -371,6 +371,14 @@ void denali_core_search_data_eye(unsigned long memory_size) } #endif /* CONFIG_DDR_DATA_EYE */ +#if defined(CONFIG_NAND_SPL) +/* Using cpu/ppc4xx/speed.c to calculate the bus frequency is too big + * for the 4k NAND boot image so define bus_frequency to 133MHz here + * which is save for the refresh counter setup. + */ +#define get_bus_freq(val) 133000000 +#endif + /************************************************************************* * * initdram -- 440EPx's DDR controller is a DENALI Core @@ -379,16 +387,18 @@ void denali_core_search_data_eye(unsigned long memory_size) long int initdram (int board_type) { #if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) + ulong speed = get_bus_freq(0); + mtsdram(DDR0_02, 0x00000000); mtsdram(DDR0_00, 0x0000190A); mtsdram(DDR0_01, 0x01000000); mtsdram(DDR0_03, 0x02030602); - mtsdram(DDR0_04, 0x13030300); - mtsdram(DDR0_05, 0x0202050E); - mtsdram(DDR0_06, 0x0104C823); + mtsdram(DDR0_04, 0x0A020200); + mtsdram(DDR0_05, 0x02020308); + mtsdram(DDR0_06, 0x0102C812); mtsdram(DDR0_07, 0x000D0100); - mtsdram(DDR0_08, 0x02360001); + mtsdram(DDR0_08, 0x02430001); mtsdram(DDR0_09, 0x00011D5F); mtsdram(DDR0_10, 0x00000300); mtsdram(DDR0_11, 0x0027C800); @@ -402,13 +412,16 @@ long int initdram (int board_type) mtsdram(DDR0_22, 0x00267F0B); mtsdram(DDR0_23, 0x00000000); mtsdram(DDR0_24, 0x01010002); - mtsdram(DDR0_26, 0x5B260181); + if (speed > 133333334) + mtsdram(DDR0_26, 0x5B26050C); + else + mtsdram(DDR0_26, 0x5B260408); mtsdram(DDR0_27, 0x0000682B); mtsdram(DDR0_28, 0x00000000); mtsdram(DDR0_31, 0x00000000); mtsdram(DDR0_42, 0x01000006); - mtsdram(DDR0_43, 0x050A0200); - mtsdram(DDR0_44, 0x00000005); + mtsdram(DDR0_43, 0x030A0200); + mtsdram(DDR0_44, 0x00000003); mtsdram(DDR0_02, 0x00000001); wait_for_dlllock(); diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index b2b82c759..930fa71cb 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -336,6 +336,10 @@ int misc_init_r(void) } #endif /* CONFIG_440EPX */ + mfsdr(SDR0_SRST1, reg); /* enable security/kasumi engines */ + reg &= ~(SDR0_SRST1_CRYP0 | SDR0_SRST1_KASU0); + mtsdr(SDR0_SRST1, reg); + /* * Clear PLB4A0_ACR[WRP] * This fix will make the MAL burst disabling patch for the Linux @@ -359,8 +363,8 @@ int checkboard(void) printf("Board: Rainier - AMCC PPC440GRx Evaluation Board"); #endif - rev = *(u8 *)(CFG_CPLD + 0); - val = *(u8 *)(CFG_CPLD + 5) & 0x01; + rev = *(u8 *)(CFG_BCSR_BASE + 0); + val = *(u8 *)(CFG_BCSR_BASE + 5) & 0x01; printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); if (s != NULL) { diff --git a/board/amcc/yellowstone/init.S b/board/amcc/yellowstone/init.S deleted file mode 100644 index 425ad0868..000000000 --- a/board/amcc/yellowstone/init.S +++ /dev/null @@ -1,112 +0,0 @@ -/* -* -* See file CREDITS for list of people who contributed to this -* project. -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License as -* published by the Free Software Foundation; either version 2 of -* the License, or (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 59 Temple Place, Suite 330, Boston, -* MA 02111-1307 USA -*/ - -#include <ppc_asm.tmpl> -#include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_8M 0x00000060 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) -#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ; \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) - - -/************************************************************************** - * TLB TABLE - * - * This table is used by the cpu boot code to setup the initial tlb - * entries. Rather than make broad assumptions in the cpu source tree, - * this table lets each board set things up however they like. - * - * Pointer to the table is returned in r1 - * - *************************************************************************/ - - .section .bootpg,"ax" - .globl tlbtab - -tlbtab: - tlbtab_start - - /* - * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the - * speed up boot process. It is patched after relocation to enable SA_I - */ - tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) - - /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ - tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) - - tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_NVRAM_BASE_ADDR, SZ_256M, CFG_NVRAM_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_W|SA_I ) - - /* PCI */ - tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) - - /* USB 2.0 Device */ - tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) - - tlbtab_end diff --git a/board/amcc/yellowstone/yellowstone.c b/board/amcc/yellowstone/yellowstone.c deleted file mode 100644 index 04f58e041..000000000 --- a/board/amcc/yellowstone/yellowstone.c +++ /dev/null @@ -1,549 +0,0 @@ -/* - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <ppc4xx.h> -#include <asm/processor.h> -#include <spd_sdram.h> - -DECLARE_GLOBAL_DATA_PTR; - -extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -int board_early_init_f(void) -{ - register uint reg; - - /*-------------------------------------------------------------------- - * Setup the external bus controller/chip selects - *-------------------------------------------------------------------*/ - mtdcr(ebccfga, xbcfg); - reg = mfdcr(ebccfgd); - mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ - - /*-------------------------------------------------------------------- - * Setup the GPIO pins - *-------------------------------------------------------------------*/ - /*CPLD cs */ - /*setup Address lines for flash size 64Meg. */ - out32(GPIO0_OSRL, in32(GPIO0_OSRL) | 0x50010000); - out32(GPIO0_TSRL, in32(GPIO0_TSRL) | 0x50010000); - out32(GPIO0_ISR1L, in32(GPIO0_ISR1L) | 0x50000000); - - /*setup emac */ - out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xC080); - out32(GPIO0_TSRL, in32(GPIO0_TSRL) | 0x40); - out32(GPIO0_ISR1L, in32(GPIO0_ISR1L) | 0x55); - out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0x50004000); - out32(GPIO0_ISR1H, in32(GPIO0_ISR1H) | 0x00440000); - - /*UART1 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) | 0x02000000); - out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x00080000); - out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); - - /* external interrupts IRQ0...3 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x00f00000); - out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); - out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); - -#if 0 /* test-only */ - /*setup USB 2.0 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) | 0xc0000000); - out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x50000000); - out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xf); - out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0xaa); - out32(GPIO0_ISR2H, in32(GPIO0_ISR2H) | 0x00000500); -#endif - - /*-------------------------------------------------------------------- - * Setup the interrupt controller polarities, triggers, etc. - *-------------------------------------------------------------------*/ - mtdcr(uic0sr, 0xffffffff); /* clear all */ - mtdcr(uic0er, 0x00000000); /* disable all */ - mtdcr(uic0cr, 0x00000009); /* ATI & UIC1 crit are critical */ - mtdcr(uic0pr, 0xfffffe13); /* per ref-board manual */ - mtdcr(uic0tr, 0x01c00008); /* per ref-board manual */ - mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr(uic0sr, 0xffffffff); /* clear all */ - - mtdcr(uic1sr, 0xffffffff); /* clear all */ - mtdcr(uic1er, 0x00000000); /* disable all */ - mtdcr(uic1cr, 0x00000000); /* all non-critical */ - mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ - mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ - mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr(uic1sr, 0xffffffff); /* clear all */ - - /*-------------------------------------------------------------------- - * Setup other serial configuration - *-------------------------------------------------------------------*/ - mfsdr(sdr_pci0, reg); - mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */ - mtsdr(sdr_pfc0, 0x00003e00); /* Pin function */ - mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins */ - - /*clear tmrclk divisor */ - *(unsigned char *)(CFG_BCSR_BASE | 0x04) = 0x00; - - /*enable ethernet */ - *(unsigned char *)(CFG_BCSR_BASE | 0x08) = 0xf0; - -#if 0 /* test-only */ - /*enable usb 1.1 fs device and remove usb 2.0 reset */ - *(unsigned char *)(CFG_BCSR_BASE | 0x09) = 0x00; -#endif - - /*get rid of flash write protect */ - *(unsigned char *)(CFG_BCSR_BASE | 0x07) = 0x00; - - return 0; -} - -int misc_init_r (void) -{ - uint pbcr; - int size_val = 0; - - /* Re-do sizing to get full correct info */ - mtdcr(ebccfga, pb0cr); - pbcr = mfdcr(ebccfgd); - switch (gd->bd->bi_flashsize) { - case 1 << 20: - size_val = 0; - break; - case 2 << 20: - size_val = 1; - break; - case 4 << 20: - size_val = 2; - break; - case 8 << 20: - size_val = 3; - break; - case 16 << 20: - size_val = 4; - break; - case 32 << 20: - size_val = 5; - break; - case 64 << 20: - size_val = 6; - break; - case 128 << 20: - size_val = 7; - break; - } - pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); - mtdcr(ebccfga, pb0cr); - mtdcr(ebccfgd, pbcr); - - /* adjust flash start and offset */ - gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; - gd->bd->bi_flashoffset = 0; - - /* Monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - -CFG_MONITOR_LEN, - 0xffffffff, - &flash_info[0]); - - return 0; -} - -int checkboard(void) -{ - char *s = getenv("serial#"); - u8 rev; - u8 val; - - printf("Board: Yellowstone - AMCC PPC440GR Evaluation Board"); - - rev = *(u8 *)(CFG_CPLD + 0); - val = *(u8 *)(CFG_CPLD + 5) & 0x01; - printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); - - if (s != NULL) { - puts(", serial# "); - puts(s); - } - putc('\n'); - - return (0); -} - -/************************************************************************* - * sdram_init -- doesn't use serial presence detect. - * - * Assumes: 256 MB, ECC, non-registered - * PLB @ 133 MHz - * - ************************************************************************/ -#define NUM_TRIES 64 -#define NUM_READS 10 - -void sdram_tr1_set(int ram_address, int* tr1_value) -{ - int i; - int j, k; - volatile unsigned int* ram_pointer = (unsigned int*)ram_address; - int first_good = -1, last_bad = 0x1ff; - - unsigned long test[NUM_TRIES] = { - 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, - 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, - 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000, - 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000, - 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555, - 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555, - 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA, - 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA, - 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A, - 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A, - 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5, - 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5, - 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA, - 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA, - 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55, - 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55 }; - - /* go through all possible SDRAM0_TR1[RDCT] values */ - for (i=0; i<=0x1ff; i++) { - /* set the current value for TR1 */ - mtsdram(mem_tr1, (0x80800800 | i)); - - /* write values */ - for (j=0; j<NUM_TRIES; j++) { - ram_pointer[j] = test[j]; - - /* clear any cache at ram location */ - __asm__("dcbf 0,%0": :"r" (&ram_pointer[j])); - } - - /* read values back */ - for (j=0; j<NUM_TRIES; j++) { - for (k=0; k<NUM_READS; k++) { - /* clear any cache at ram location */ - __asm__("dcbf 0,%0": :"r" (&ram_pointer[j])); - - if (ram_pointer[j] != test[j]) - break; - } - - /* read error */ - if (k != NUM_READS) { - break; - } - } - - /* we have a SDRAM0_TR1[RDCT] that is part of the window */ - if (j == NUM_TRIES) { - if (first_good == -1) - first_good = i; /* found beginning of window */ - } else { /* bad read */ - /* if we have not had a good read then don't care */ - if(first_good != -1) { - /* first failure after a good read */ - last_bad = i-1; - break; - } - } - } - - /* return the current value for TR1 */ - *tr1_value = (first_good + last_bad) / 2; -} - -void sdram_init(void) -{ - register uint reg; - int tr1_bank1, tr1_bank2; - - /*-------------------------------------------------------------------- - * Setup some default - *------------------------------------------------------------------*/ - mtsdram(mem_uabba, 0x00000000); /* ubba=0 (default) */ - mtsdram(mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ - mtsdram(mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ - mtsdram(mem_clktr, 0x40000000); /* ?? */ - mtsdram(mem_wddctr, 0x40000000); /* ?? */ - - /*clear this first, if the DDR is enabled by a debugger - then you can not make changes. */ - mtsdram(mem_cfg0, 0x00000000); /* Disable EEC */ - - /*-------------------------------------------------------------------- - * Setup for board-specific specific mem - *------------------------------------------------------------------*/ - /* - * Following for CAS Latency = 2.5 @ 133 MHz PLB - */ - mtsdram(mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ - mtsdram(mem_b1cr, 0x080a4001); /* SDBA=0x080 128MB, Mode 3, enabled */ - - mtsdram(mem_tr0, 0x410a4012); /* ?? */ - mtsdram(mem_rtr, 0x04080000); /* ?? */ - mtsdram(mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ - mtsdram(mem_cfg0, 0x30000000); /* Disable EEC */ - udelay(400); /* Delay 200 usecs (min) */ - - /*-------------------------------------------------------------------- - * Enable the controller, then wait for DCEN to complete - *------------------------------------------------------------------*/ - mtsdram(mem_cfg0, 0x80000000); /* Enable */ - - for (;;) { - mfsdram(mem_mcsts, reg); - if (reg & 0x80000000) - break; - } - - sdram_tr1_set(0x00000000, &tr1_bank1); - sdram_tr1_set(0x08000000, &tr1_bank2); - mtsdram(mem_tr1, (((tr1_bank1+tr1_bank2)/2) | 0x80800800) ); -} - -/************************************************************************* - * long int initdram - * - ************************************************************************/ -long int initdram(int board) -{ - sdram_init(); - return CFG_SDRAM_BANKS * (CFG_KBYTES_SDRAM * 1024); /* return bytes */ -} - -#if defined(CFG_DRAM_TEST) -int testdram(void) -{ - unsigned long *mem = (unsigned long *)0; - const unsigned long kend = (1024 / sizeof(unsigned long)); - unsigned long k, n; - - mtmsr(0); - - for (k = 0; k < CFG_KBYTES_SDRAM; - ++k, mem += (1024 / sizeof(unsigned long))) { - if ((k & 1023) == 0) { - printf("%3d MB\r", k / 1024); - } - - memset(mem, 0xaaaaaaaa, 1024); - for (n = 0; n < kend; ++n) { - if (mem[n] != 0xaaaaaaaa) { - printf("SDRAM test fails at: %08x\n", - (uint) & mem[n]); - return 1; - } - } - - memset(mem, 0x55555555, 1024); - for (n = 0; n < kend; ++n) { - if (mem[n] != 0x55555555) { - printf("SDRAM test fails at: %08x\n", - (uint) & mem[n]); - return 1; - } - } - } - printf("SDRAM test passes\n"); - return 0; -} -#endif - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp1, addr); - mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb3_acr); - mtdcr(plb3_acr, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp0, addr); - mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ - mtdcr(plb4_acr, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; - addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; - addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; - addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; - mtdcr(plb0_acr, addr); - - /* Segment1 */ - addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; - addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; - addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; - addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; - mtdcr(plb1_acr, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CFG_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */ - -/************************************************************************* - * is_pci_host - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* Bamboo is always configured as host. */ - return (1); -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * hw_watchdog_reset - * - * This routine is called to reset (keep alive) the watchdog timer - * - ************************************************************************/ -#if defined(CONFIG_HW_WATCHDOG) -void hw_watchdog_reset(void) -{ - -} -#endif - -void board_reset(void) -{ - /* give reset to BCSR */ - *(unsigned char *)(CFG_BCSR_BASE | 0x06) = 0x09; -} diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index d47219cb6..c2e12ba12 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -65,12 +65,14 @@ int board_early_init_f(void) out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); +#ifdef CONFIG_440EP /*setup USB 2.0 */ out32(GPIO1_TCR, in32(GPIO1_TCR) | 0xc0000000); out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x50000000); out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xf); out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0xaa); out32(GPIO0_ISR2H, in32(GPIO0_ISR2H) | 0x00000500); +#endif /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. @@ -105,8 +107,10 @@ int board_early_init_f(void) /*enable ethernet */ *(unsigned char *)(CFG_BCSR_BASE | 0x08) = 0xf0; +#ifdef CONFIG_440EP /*enable usb 1.1 fs device and remove usb 2.0 reset */ *(unsigned char *)(CFG_BCSR_BASE | 0x09) = 0x00; +#endif /*get rid of flash write protect */ *(unsigned char *)(CFG_BCSR_BASE | 0x07) = 0x00; @@ -171,7 +175,11 @@ int checkboard(void) u8 rev; u8 val; +#ifdef CONFIG_440EP printf("Board: Yosemite - AMCC PPC440EP Evaluation Board"); +#else + printf("Board: Yellowstone - AMCC PPC440GR Evaluation Board"); +#endif rev = *(u8 *)(CFG_CPLD + 0); val = *(u8 *)(CFG_CPLD + 5) & 0x01; diff --git a/board/amcc/yucca/init.S b/board/amcc/yucca/init.S index c9eca686b..c92dcf7a5 100644 --- a/board/amcc/yucca/init.S +++ b/board/amcc/yucca/init.S @@ -1,4 +1,7 @@ /* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * * Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com> * * See file CREDITS for list of people who contributed to this @@ -19,56 +22,10 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ -/* port to AMCC 440SPE evaluatioon board - SG April 12,2005 */ #include <ppc_asm.tmpl> #include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ((EPN((epn)) | (sz) | TLB_VALID )) -#define TLB1(rpn,erpn) (((rpn) & 0xfffffc00) | (erpn)) -#define TLB2(a) ((a) & 0x00000fbf) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ;\ -0: mflr r0 ;\ - mtlr r1 ;\ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) +#include <asm-ppc/mmu.h> /************************************************************************** * TLB TABLE @@ -89,12 +46,18 @@ .globl tlbtabA tlbtabA: tlbtab_start - tlbentry(0xfff00000, SZ_16M, 0xfff00000, 4, AC_R|AC_W|AC_X|SA_G) - tlbentry(CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I) tlbentry(CFG_FPGA_BASE, SZ_1K, 0xE2000000, 4,AC_R|AC_W|SA_I) @@ -126,12 +89,18 @@ tlbtabA: .globl tlbtabB tlbtabB: tlbtab_start - tlbentry(0xfff00000, SZ_16M, 0xfff00000, 4, AC_R|AC_W|AC_X|SA_G) - tlbentry(CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) - tlbentry(CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I) + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(0xff000000, SZ_16M, 0xff000000, 4, AC_R|AC_W|AC_X|SA_G) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ tlbentry(CFG_ISRAM_BASE, SZ_256K, 0x00000000, 4, AC_R|AC_W|AC_X|SA_I) tlbentry(CFG_FPGA_BASE, SZ_1K, 0xE2000000, 4,AC_R|AC_W|SA_I) diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index e9b34dd24..90eaab1c8 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -44,8 +44,6 @@ int compare_to_true(char *str ); char *remove_l_w_space(char *in_str ); char *remove_t_w_space(char *in_str ); int get_console_port(void); -unsigned long ppcMfcpr(unsigned long cpr_reg); -unsigned long ppcMfsdr(unsigned long sdr_reg); int ppc440spe_init_pcie_rootport(int port); void ppc440spe_setup_pcie(struct pci_controller *hose, int port); @@ -221,7 +219,7 @@ int board_early_init_f (void) | +-------------------------------------------------------------------*/ /* Read Pin Strap Register in PPC440SP */ - sdr0_pinstp = ppcMfsdr(SDR0_PINSTP); + mfsdr(SDR0_PINSTP, sdr0_pinstp); bootstrap_settings = sdr0_pinstp & SDR0_PINSTP_BOOTSTRAP_MASK; switch (bootstrap_settings) { @@ -246,7 +244,7 @@ int board_early_init_f (void) * Boot Settings in IIC EEprom address 0x50 or 0x54 * Read Serial Device Strap Register1 in PPC440SPe */ - sdr0_sdstp1 = ppcMfsdr(SDR0_SDSTP1); + mfsdr(SDR0_SDSTP1, sdr0_sdstp1); boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_ERPN_MASK; ebc_data_width = sdr0_sdstp1 & SDR0_SDSTP1_EBCW_MASK; @@ -564,277 +562,6 @@ int checkboard (void) return 0; } -static long int yucca_probe_for_dimms(void) -{ - int dimm_installed[MAXDIMMS]; - int dimm_num, result; - int dimms_found = 0; - uchar dimm_addr = IIC0_DIMM0_ADDR; - uchar dimm_spd_data[MAX_SPD_BYTES]; - - for (dimm_num = 0; dimm_num < MAXDIMMS; dimm_num++) { - /* check if there is a chip at the dimm address */ - switch (dimm_num) { - case 0: - dimm_addr = IIC0_DIMM0_ADDR; - break; - case 1: - dimm_addr = IIC0_DIMM1_ADDR; - break; - } - - result = i2c_probe(dimm_addr); - - memset(dimm_spd_data, 0, MAX_SPD_BYTES * sizeof(char)); - if (result == 0) { - /* read first byte of SPD data, if there is any data */ - result = i2c_read(dimm_addr, 0, 1, dimm_spd_data, 1); - - if (result == 0) { - result = dimm_spd_data[0]; - result = result > MAX_SPD_BYTES ? - MAX_SPD_BYTES : result; - result = i2c_read(dimm_addr, 0, 1, - dimm_spd_data, result); - } - } - - if ((result == 0) && - (dimm_spd_data[64] == MICRON_SPD_JEDEC_ID)) { - dimm_installed[dimm_num] = TRUE; - dimms_found++; - debug("DIMM slot %d: DDR2 SDRAM detected\n", dimm_num); - } else { - dimm_installed[dimm_num] = FALSE; - debug("DIMM slot %d: Not populated or cannot sucessfully probe the DIMM\n", dimm_num); - } - } - - if (dimms_found == 0) { - printf("ERROR - No memory installed. Install a DDR-SDRAM DIMM.\n\n"); - hang(); - } - - if (dimm_installed[0] != TRUE) { - printf("\nERROR - DIMM slot 0 must be populated before DIMM slot 1.\n"); - printf(" Unsupported configuration. Move DIMM module from DIMM slot 1 to slot 0.\n\n"); - hang(); - } - - return dimms_found; -} - -/************************************************************************* - * init SDRAM controller with fixed value - * the initialization values are for 2x MICRON DDR2 - * PN: MT18HTF6472DY-53EB2 - * 512MB, DDR2, 533, CL4, ECC, REG - ************************************************************************/ -static long int fixed_sdram(void) -{ - long int yucca_dimms = 0; - - yucca_dimms = yucca_probe_for_dimms(); - - /* SDRAM0_MCOPT2 (0X21) Clear DCEN BIT */ - mtdcr( 0x10, 0x00000021 ); - mtdcr( 0x11, 0x84000000 ); - - /* SDRAM0_MCOPT1 (0X20) ECC OFF / 64 bits / 4 banks / DDR2 */ - mtdcr( 0x10, 0x00000020 ); - mtdcr( 0x11, 0x2D122000 ); - - /* SET MCIF0_CODT Die Termination On */ - mtdcr( 0x10, 0x00000026 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x2A800021 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x02800021 ); - - /* On-Die Termination for Bank 0 */ - mtdcr( 0x10, 0x00000022 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x18000000 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x06000000 ); - - /* On-Die Termination for Bank 1 */ - mtdcr( 0x10, 0x00000023 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x18000000 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x01800000 ); - - /* On-Die Termination for Bank 2 */ - mtdcr( 0x10, 0x00000024 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x01800000 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x00000000 ); - - /* On-Die Termination for Bank 3 */ - mtdcr( 0x10, 0x00000025 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x01800000 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x00000000 ); - - /* Refresh Time register (0x30) Refresh every 7.8125uS */ - mtdcr( 0x10, 0x00000030 ); - mtdcr( 0x11, 0x08200000 ); - - /* SET MCIF0_MMODE CL 4 */ - mtdcr( 0x10, 0x00000088 ); - mtdcr( 0x11, 0x00000642 ); - - /* MCIF0_MEMODE */ - mtdcr( 0x10, 0x00000089 ); - mtdcr( 0x11, 0x00000004 ); - - /*SET MCIF0_MB0CF */ - mtdcr( 0x10, 0x00000040 ); - mtdcr( 0x11, 0x00000201 ); - - /* SET MCIF0_MB1CF */ - mtdcr( 0x10, 0x00000044 ); - mtdcr( 0x11, 0x00000201 ); - - /* SET MCIF0_MB2CF */ - mtdcr( 0x10, 0x00000048 ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x00000201 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x00000000 ); - - /* SET MCIF0_MB3CF */ - mtdcr( 0x10, 0x0000004c ); - if (yucca_dimms == 2) - mtdcr( 0x11, 0x00000201 ); - else if (yucca_dimms == 1) - mtdcr( 0x11, 0x00000000 ); - - /* SET MCIF0_INITPLR0 # NOP */ - mtdcr( 0x10, 0x00000050 ); - mtdcr( 0x11, 0xB5380000 ); - - /* SET MCIF0_INITPLR1 # PRE */ - mtdcr( 0x10, 0x00000051 ); - mtdcr( 0x11, 0x82100400 ); - - /* SET MCIF0_INITPLR2 # EMR2 */ - mtdcr( 0x10, 0x00000052 ); - mtdcr( 0x11, 0x80820000 ); - - /* SET MCIF0_INITPLR3 # EMR3 */ - mtdcr( 0x10, 0x00000053 ); - mtdcr( 0x11, 0x80830000 ); - - /* SET MCIF0_INITPLR4 # EMR DLL ENABLE */ - mtdcr( 0x10, 0x00000054 ); - mtdcr( 0x11, 0x80810000 ); - - /* SET MCIF0_INITPLR5 # MR DLL RESET */ - mtdcr( 0x10, 0x00000055 ); - mtdcr( 0x11, 0x80800542 ); - - /* SET MCIF0_INITPLR6 # PRE */ - mtdcr( 0x10, 0x00000056 ); - mtdcr( 0x11, 0x82100400 ); - - /* SET MCIF0_INITPLR7 # Refresh */ - mtdcr( 0x10, 0x00000057 ); - mtdcr( 0x11, 0x8A080000 ); - - /* SET MCIF0_INITPLR8 # Refresh */ - mtdcr( 0x10, 0x00000058 ); - mtdcr( 0x11, 0x8A080000 ); - - /* SET MCIF0_INITPLR9 # Refresh */ - mtdcr( 0x10, 0x00000059 ); - mtdcr( 0x11, 0x8A080000 ); - - /* SET MCIF0_INITPLR10 # Refresh */ - mtdcr( 0x10, 0x0000005A ); - mtdcr( 0x11, 0x8A080000 ); - - /* SET MCIF0_INITPLR11 # MR */ - mtdcr( 0x10, 0x0000005B ); - mtdcr( 0x11, 0x80800442 ); - - /* SET MCIF0_INITPLR12 # EMR OCD Default*/ - mtdcr( 0x10, 0x0000005C ); - mtdcr( 0x11, 0x80810380 ); - - /* SET MCIF0_INITPLR13 # EMR OCD Exit */ - mtdcr( 0x10, 0x0000005D ); - mtdcr( 0x11, 0x80810000 ); - - /* 0x80: Adv Addr clock by 180 deg */ - mtdcr( 0x10, 0x00000080 ); - mtdcr( 0x11, 0x80000000 ); - - /* 0x21: Exit self refresh, set DC_EN */ - mtdcr( 0x10, 0x00000021 ); - mtdcr( 0x11, 0x28000000 ); - - /* 0x81: Write DQS Adv 90 + Fractional DQS Delay */ - mtdcr( 0x10, 0x00000081 ); - mtdcr( 0x11, 0x80000800 ); - - /* MCIF0_SDTR1 */ - mtdcr( 0x10, 0x00000085 ); - mtdcr( 0x11, 0x80201000 ); - - /* MCIF0_SDTR2 */ - mtdcr( 0x10, 0x00000086 ); - mtdcr( 0x11, 0x42103242 ); - - /* MCIF0_SDTR3 */ - mtdcr( 0x10, 0x00000087 ); - mtdcr( 0x11, 0x0C100D14 ); - - /* SET MQ0_B0BAS base addr 00000000 / 256MB */ - mtdcr( 0x40, 0x0000F800 ); - - /* SET MQ0_B1BAS base addr 10000000 / 256MB */ - mtdcr( 0x41, 0x0400F800 ); - - /* SET MQ0_B2BAS base addr 20000000 / 256MB */ - if (yucca_dimms == 2) - mtdcr( 0x42, 0x0800F800 ); - else if (yucca_dimms == 1) - mtdcr( 0x42, 0x00000000 ); - - /* SET MQ0_B3BAS base addr 30000000 / 256MB */ - if (yucca_dimms == 2) - mtdcr( 0x43, 0x0C00F800 ); - else if (yucca_dimms == 1) - mtdcr( 0x43, 0x00000000 ); - - /* SDRAM_RQDC */ - mtdcr( 0x10, 0x00000070 ); - mtdcr( 0x11, 0x8000003F ); - - /* SDRAM_RDCC */ - mtdcr( 0x10, 0x00000078 ); - mtdcr( 0x11, 0x80000000 ); - - /* SDRAM_RFDC */ - mtdcr( 0x10, 0x00000074 ); - mtdcr( 0x11, 0x00000220 ); - - return (yucca_dimms * 512) << 20; -} - -long int initdram (int board_type) -{ - long dram_size = 0; - - dram_size = fixed_sdram(); - - return dram_size; -} - #if defined(CFG_DRAM_TEST) int testdram (void) { @@ -1267,42 +994,3 @@ int onboard_pci_arbiter_selected(int core_pci) #endif return (BOARD_OPTION_NOT_SELECTED); } - -/*---------------------------------------------------------------------------+ - | ppcMfcpr. - +---------------------------------------------------------------------------*/ -unsigned long ppcMfcpr(unsigned long cpr_reg) -{ - unsigned long msr; - unsigned long cpr_cfgaddr_temp; - unsigned long cpr_value; - - msr = (mfmsr () & ~(MSR_EE)); - cpr_cfgaddr_temp = mfdcr(CPR0_CFGADDR); - mtdcr(CPR0_CFGADDR, cpr_reg); - cpr_value = mfdcr(CPR0_CFGDATA); - mtdcr(CPR0_CFGADDR, cpr_cfgaddr_temp); - mtmsr(msr); - - return (cpr_value); -} - -/*----------------------------------------------------------------------------+ -| Indirect Access of the System DCR's (SDR) -| ppcMfsdr -+----------------------------------------------------------------------------*/ -unsigned long ppcMfsdr(unsigned long sdr_reg) -{ - unsigned long msr; - unsigned long sdr_cfgaddr_temp; - unsigned long sdr_value; - - msr = (mfmsr () & ~(MSR_EE)); - sdr_cfgaddr_temp = mfdcr(SDR0_CFGADDR); - mtdcr(SDR0_CFGADDR, sdr_reg); - sdr_value = mfdcr(SDR0_CFGDATA); - mtdcr(SDR0_CFGADDR, sdr_cfgaddr_temp); - mtmsr(msr); - - return (sdr_value); -} |