From 7b8f6685fb840fbaff0baf7d2297b4a2c7ddbf65 Mon Sep 17 00:00:00 2001 From: Scott Wood Date: Wed, 8 Aug 2012 15:03:33 +0000 Subject: nand/fsl_elbc: shrink SPL a bit by converting out_be32() to __raw_writel() This is needed to make room for a bugfix on p1_p2_rdb_pc. A sync is used before the final write to LSOR that initiates the transaction, to ensure all the other set up has been completed. Signed-off-by: Scott Wood Signed-off-by: Andy Fleming --- nand_spl/nand_boot_fsl_elbc.c | 47 +++++++++++++++++++++++-------------------- 1 file changed, 25 insertions(+), 22 deletions(-) (limited to 'nand_spl') diff --git a/nand_spl/nand_boot_fsl_elbc.c b/nand_spl/nand_boot_fsl_elbc.c index 502605b1d..e9d649743 100644 --- a/nand_spl/nand_boot_fsl_elbc.c +++ b/nand_spl/nand_boot_fsl_elbc.c @@ -66,39 +66,42 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) if (large) { fmr |= FMR_ECCM; - out_be32(®s->fcr, (NAND_CMD_READ0 << FCR_CMD0_SHIFT) | - (NAND_CMD_READSTART << FCR_CMD1_SHIFT)); - out_be32(®s->fir, - (FIR_OP_CW0 << FIR_OP0_SHIFT) | - (FIR_OP_CA << FIR_OP1_SHIFT) | - (FIR_OP_PA << FIR_OP2_SHIFT) | - (FIR_OP_CW1 << FIR_OP3_SHIFT) | - (FIR_OP_RBW << FIR_OP4_SHIFT)); + __raw_writel((NAND_CMD_READ0 << FCR_CMD0_SHIFT) | + (NAND_CMD_READSTART << FCR_CMD1_SHIFT), + ®s->fcr); + __raw_writel( + (FIR_OP_CW0 << FIR_OP0_SHIFT) | + (FIR_OP_CA << FIR_OP1_SHIFT) | + (FIR_OP_PA << FIR_OP2_SHIFT) | + (FIR_OP_CW1 << FIR_OP3_SHIFT) | + (FIR_OP_RBW << FIR_OP4_SHIFT), + ®s->fir); } else { - out_be32(®s->fcr, NAND_CMD_READ0 << FCR_CMD0_SHIFT); - out_be32(®s->fir, - (FIR_OP_CW0 << FIR_OP0_SHIFT) | - (FIR_OP_CA << FIR_OP1_SHIFT) | - (FIR_OP_PA << FIR_OP2_SHIFT) | - (FIR_OP_RBW << FIR_OP3_SHIFT)); + __raw_writel(NAND_CMD_READ0 << FCR_CMD0_SHIFT, ®s->fcr); + __raw_writel( + (FIR_OP_CW0 << FIR_OP0_SHIFT) | + (FIR_OP_CA << FIR_OP1_SHIFT) | + (FIR_OP_PA << FIR_OP2_SHIFT) | + (FIR_OP_RBW << FIR_OP3_SHIFT), + ®s->fir); } - out_be32(®s->fbcr, 0); - clrsetbits_be32(®s->bank[0].br, BR_DECC, BR_DECC_CHK_GEN); + __raw_writel(0, ®s->fbcr); while (pos < uboot_size) { int i = 0; - out_be32(®s->fbar, offs >> block_shift); + __raw_writel(offs >> block_shift, ®s->fbar); do { int j; unsigned int page_offs = (offs & (block_size - 1)) << 1; - out_be32(®s->ltesr, ~0); - out_be32(®s->lteatr, 0); - out_be32(®s->fpar, page_offs); - out_be32(®s->fmr, fmr); - out_be32(®s->lsor, 0); + __raw_writel(~0, ®s->ltesr); + __raw_writel(0, ®s->lteatr); + __raw_writel(page_offs, ®s->fpar); + __raw_writel(fmr, ®s->fmr); + sync(); + __raw_writel(0, ®s->lsor); nand_wait(); page_offs %= WINDOW_SIZE; -- cgit v1.2.3-70-g09d2 From 9c6b47d53ed329b31c5f26e9ec710f67559c07f0 Mon Sep 17 00:00:00 2001 From: Matthew McClintock Date: Mon, 13 Aug 2012 08:10:37 +0000 Subject: p1014rdb: set ddr bus width properly depending on SVR Currently, for NAND boot for the P1010/4RDB we hard code the DDR configuration. We can still dynamically set the DDR bus width in the nand spl so the P1010/4RDB boards can boot from the same u-boot image Signed-off-by: Matthew McClintock Signed-off-by: Andy Fleming --- arch/powerpc/include/asm/fsl_ddr_sdram.h | 1 + nand_spl/board/freescale/p1010rdb/nand_boot.c | 11 +++++++++++ 2 files changed, 12 insertions(+) (limited to 'nand_spl') diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h index 93639ba85..157ae2463 100644 --- a/arch/powerpc/include/asm/fsl_ddr_sdram.h +++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h @@ -88,6 +88,7 @@ typedef ddr3_spd_eeprom_t generic_spd_eeprom_t; #define SDRAM_CFG_SDRAM_TYPE_MASK 0x07000000 #define SDRAM_CFG_SDRAM_TYPE_SHIFT 24 #define SDRAM_CFG_DYN_PWR 0x00200000 +#define SDRAM_CFG_DBW_MASK 0x00180000 #define SDRAM_CFG_32_BE 0x00080000 #define SDRAM_CFG_16_BE 0x00100000 #define SDRAM_CFG_8_BE 0x00040000 diff --git a/nand_spl/board/freescale/p1010rdb/nand_boot.c b/nand_spl/board/freescale/p1010rdb/nand_boot.c index 16eeb61d8..1f89ab581 100644 --- a/nand_spl/board/freescale/p1010rdb/nand_boot.c +++ b/nand_spl/board/freescale/p1010rdb/nand_boot.c @@ -35,6 +35,7 @@ unsigned long ddr_freq_mhz; void sdram_init(void) { ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR; + u32 svr = mfspr(SPRN_SVR); out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE); out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); @@ -70,6 +71,16 @@ void sdram_init(void) out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5); out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL); + /* P1014 and it's derivatives support max 16bit DDR width */ + if (svr == SVR_P1014) { + __raw_writel(ddr->sdram_cfg & ~SDRAM_CFG_DBW_MASK, &ddr->sdram_cfg); + __raw_writel(ddr->sdram_cfg | SDRAM_CFG_16_BE, &ddr->sdram_cfg); + /* For CS0_BNDS we divide the start and end address by 2, so we can just + * shift the entire register to achieve the desired result and the mask + * the value so we don't write reserved fields */ + __raw_writel((CONFIG_SYS_DDR_CS0_BNDS >> 1) & 0x0fff0fff, &ddr->cs0_bnds); + } + /* mimic 500us delay, with busy isync() loop */ udelay(100); -- cgit v1.2.3-70-g09d2 From abbe536ebc3ee974593b115de716705f0091344a Mon Sep 17 00:00:00 2001 From: Matthew McClintock Date: Mon, 13 Aug 2012 08:10:39 +0000 Subject: powerpc/p1010rdb: nandboot: compare SVR properly We were not comparing the SVRs properly previously. This comparison will properly shift the SVR and mask off the E bit This fixes the boot output to show the correct DDR bus width: 512 MiB (DDR3, 16-bit, CL=5, ECC off) instead of 512 MiB (DDR3, 32-bit, CL=5, ECC off) Signed-off-by: Matthew McClintock Signed-off-by: Andy Fleming --- nand_spl/board/freescale/p1010rdb/nand_boot.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'nand_spl') diff --git a/nand_spl/board/freescale/p1010rdb/nand_boot.c b/nand_spl/board/freescale/p1010rdb/nand_boot.c index 1f89ab581..f5294d0da 100644 --- a/nand_spl/board/freescale/p1010rdb/nand_boot.c +++ b/nand_spl/board/freescale/p1010rdb/nand_boot.c @@ -35,7 +35,8 @@ unsigned long ddr_freq_mhz; void sdram_init(void) { ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR; - u32 svr = mfspr(SPRN_SVR); + /* mask off E bit */ + u32 svr = SVR_SOC_VER(mfspr(SPRN_SVR)); out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE); out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); -- cgit v1.2.3-70-g09d2 From 8c454047fe9c08a51410dca01b945cdcecb18b7e Mon Sep 17 00:00:00 2001 From: Matthew McClintock Date: Mon, 13 Aug 2012 13:21:19 +0000 Subject: nand_spl: update udelay for Freescale boards Let's use the more appropriate udelay for the nand_spl. While we can't make use of u-boot's full udelay we can atl east use a for loop that won't get optimized away .Since we have the bus clock we can use the timebase to calculate wall time. Looked at reusing the u-boot udelay functions but it pulls in a lot of code and would require quite a bit of work to keep us within the very small space constrains we currently have Signed-off-by: Matthew McClintock Signed-off-by: Andy Fleming --- nand_spl/board/freescale/common.c | 40 +++++++++++++++++++++++ nand_spl/board/freescale/p1010rdb/Makefile | 6 +++- nand_spl/board/freescale/p1010rdb/nand_boot.c | 11 +++---- nand_spl/board/freescale/p1_p2_rdb_pc/Makefile | 6 +++- nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c | 12 +++---- 5 files changed, 60 insertions(+), 15 deletions(-) create mode 100644 nand_spl/board/freescale/common.c (limited to 'nand_spl') diff --git a/nand_spl/board/freescale/common.c b/nand_spl/board/freescale/common.c new file mode 100644 index 000000000..0e099bc7c --- /dev/null +++ b/nand_spl/board/freescale/common.c @@ -0,0 +1,40 @@ +/* + * Copyright 2012 Freescale Semiconductor, Inc. + * Author: Matthew McClintock + * + * 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 +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +#ifndef CONFIG_SYS_FSL_TBCLK_DIV +#define CONFIG_SYS_FSL_TBCLK_DIV 8 +#endif + +void udelay(unsigned long usec) +{ + u32 ticks_per_usec = gd->bus_clk / (CONFIG_SYS_FSL_TBCLK_DIV * 1000000); + u32 ticks = ticks_per_usec * usec; + u32 s = mfspr(SPRN_TBRL); + + while ((mfspr(SPRN_TBRL) - s) < ticks); +} diff --git a/nand_spl/board/freescale/p1010rdb/Makefile b/nand_spl/board/freescale/p1010rdb/Makefile index 8d240eadd..cdbd49292 100644 --- a/nand_spl/board/freescale/p1010rdb/Makefile +++ b/nand_spl/board/freescale/p1010rdb/Makefile @@ -39,7 +39,8 @@ CFLAGS += -DCONFIG_NAND_SPL SOBJS = start.o resetvec.o ticks.o COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \ - nand_boot.o nand_boot_fsl_ifc.o ns16550.o tlb.o tlb_table.o + nand_boot.o nand_boot_fsl_ifc.o ns16550.o tlb.o tlb_table.o \ + ../common.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -123,6 +124,9 @@ ifneq ($(OBJTREE), $(SRCTREE)) $(obj)nand_boot.c: @rm -f $(obj)nand_boot.c ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c +$(obj)../common.c: + @rm -f $(obj)../common.c + ln -s $(SRCTREE)/nand_spl/board/freescale/common.c $(obj)../common.c endif ######################################################################### diff --git a/nand_spl/board/freescale/p1010rdb/nand_boot.c b/nand_spl/board/freescale/p1010rdb/nand_boot.c index f5294d0da..a0755098f 100644 --- a/nand_spl/board/freescale/p1010rdb/nand_boot.c +++ b/nand_spl/board/freescale/p1010rdb/nand_boot.c @@ -27,8 +27,9 @@ #include #include #include +#include -#define udelay(x) { int j; for (j = 0; j < x * 10000; j++) isync(); } +DECLARE_GLOBAL_DATA_PTR; unsigned long ddr_freq_mhz; @@ -82,8 +83,7 @@ void sdram_init(void) __raw_writel((CONFIG_SYS_DDR_CS0_BNDS >> 1) & 0x0fff0fff, &ddr->cs0_bnds); } - /* mimic 500us delay, with busy isync() loop */ - udelay(100); + udelay(500); /* Let the controller go */ out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN); @@ -94,20 +94,19 @@ void sdram_init(void) void board_init_f(ulong bootflag) { u32 plat_ratio, ddr_ratio; - unsigned long bus_clk; ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; /* initialize selected port with appropriate baud rate */ plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; plat_ratio >>= 1; - bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; + gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; ddr_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO; ddr_ratio = ddr_ratio >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT; ddr_freq_mhz = (CONFIG_SYS_CLK_FREQ * ddr_ratio) / 0x1000000; NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, - bus_clk / 16 / CONFIG_BAUDRATE); + gd->bus_clk / 16 / CONFIG_BAUDRATE); puts("\nNAND boot... "); diff --git a/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile b/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile index 475cc496b..46cf7099b 100644 --- a/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile +++ b/nand_spl/board/freescale/p1_p2_rdb_pc/Makefile @@ -39,7 +39,8 @@ CFLAGS += -DCONFIG_NAND_SPL SOBJS = start.o resetvec.o COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \ - nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o + nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o \ + ../common.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -119,6 +120,9 @@ ifneq ($(OBJTREE), $(SRCTREE)) $(obj)nand_boot.c: @rm -f $(obj)nand_boot.c ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c +$(obj)../common.c: + @rm -f $(obj)../common.c + ln -s $(SRCTREE)/nand_spl/board/freescale/common.c $(obj)../common.c endif ######################################################################### diff --git a/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c index b9796ea6c..fcff38249 100644 --- a/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c +++ b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c @@ -25,11 +25,9 @@ #include #include #include +#include -#define udelay(x) {int i, j; \ - for (i = 0; i < x; i++) \ - for (j = 0; j < 10000; j++) \ - ; } +DECLARE_GLOBAL_DATA_PTR; /* * Fixed sdram init -- doesn't use serial presence detect. @@ -76,7 +74,7 @@ void sdram_init(void) void board_init_f(ulong bootflag) { - u32 plat_ratio, bus_clk; + u32 plat_ratio; ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; #ifndef CONFIG_QE ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR); @@ -85,10 +83,10 @@ void board_init_f(ulong bootflag) /* initialize selected port with appropriate baud rate */ plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; plat_ratio >>= 1; - bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; + gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, - bus_clk / 16 / CONFIG_BAUDRATE); + gd->bus_clk / 16 / CONFIG_BAUDRATE); puts("\nNAND boot... "); -- cgit v1.2.3-70-g09d2 From 02ea538ce9fa8325f7d15c69cf87c950c5fe1f57 Mon Sep 17 00:00:00 2001 From: Matthew McClintock Date: Mon, 13 Aug 2012 10:00:40 +0000 Subject: nand_spl: p1023rds: wait before enabling DDR controller We have a requirement to wait a period of time before enabling the DDR controller Signed-off-by: Matthew McClintock Signed-off-by: Andy Fleming --- nand_spl/board/freescale/p1023rds/Makefile | 6 +++++- nand_spl/board/freescale/p1023rds/nand_boot.c | 19 +++++++++++++++---- 2 files changed, 20 insertions(+), 5 deletions(-) (limited to 'nand_spl') diff --git a/nand_spl/board/freescale/p1023rds/Makefile b/nand_spl/board/freescale/p1023rds/Makefile index 168e86864..da435213f 100644 --- a/nand_spl/board/freescale/p1023rds/Makefile +++ b/nand_spl/board/freescale/p1023rds/Makefile @@ -34,7 +34,8 @@ CFLAGS += -DCONFIG_NAND_SPL SOBJS = start.o resetvec.o COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \ - nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o + nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o \ + ../common.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -114,6 +115,9 @@ ifneq ($(OBJTREE), $(SRCTREE)) $(obj)nand_boot.c: @rm -f $(obj)nand_boot.c ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c +$(obj)../common.c: + @rm -f $(obj)../common.c + ln -s $(SRCTREE)/nand_spl/board/freescale/common.c $(obj)../common.c endif ######################################################################### diff --git a/nand_spl/board/freescale/p1023rds/nand_boot.c b/nand_spl/board/freescale/p1023rds/nand_boot.c index 0065c876d..6ab1f5037 100644 --- a/nand_spl/board/freescale/p1023rds/nand_boot.c +++ b/nand_spl/board/freescale/p1023rds/nand_boot.c @@ -25,6 +25,10 @@ #include #include #include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; /* Fixed sdram init -- doesn't use serial presence detect. */ void sdram_init(void) @@ -53,20 +57,27 @@ void sdram_init(void) out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL); out_be32(&ddr->ddr_cdr1, CONFIG_SYS_DDR_CDR_1); out_be32(&ddr->ddr_cdr2, CONFIG_SYS_DDR_CDR_2); - out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL); + /* Set, but do not enable the memory */ + out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN); + + asm volatile("sync;isync"); + udelay(500); + + /* Let the controller go */ + out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN); } void board_init_f(ulong bootflag) { - u32 plat_ratio, bus_clk; + u32 plat_ratio; ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; /* initialize selected port with appropriate baud rate */ plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; plat_ratio >>= 1; - bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; + gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, - bus_clk / 16 / CONFIG_BAUDRATE); + gd->bus_clk / 16 / CONFIG_BAUDRATE); puts("\nNAND boot... "); /* Initialize the DDR3 */ -- cgit v1.2.3-70-g09d2 From ae6beb24d7589f1b8b7aa3519afb3c7cdf8e66e5 Mon Sep 17 00:00:00 2001 From: Matthew McClintock Date: Mon, 13 Aug 2012 08:10:42 +0000 Subject: nand_spl: change out_be32 to raw_writel and depend on subsequent sync This change reduces the SPL size by removing the redundant syncs produced by out_be32 and just replies on one final sync Done with: sed -r '/in_be32/b; s/(out_be32)\(([^,]*),\s+(.*)\)/__raw_writel(\3, \2)/g' -i `git grep --name-only sdram_init nand_spl/` Signed-off-by: Matthew McClintock Acked-by: Scott Wood Signed-off-by: Andy Fleming --- nand_spl/board/freescale/p1010rdb/nand_boot.c | 54 +++++++++++------------ nand_spl/board/freescale/p1023rds/nand_boot.c | 42 +++++++++--------- nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c | 48 ++++++++++---------- 3 files changed, 71 insertions(+), 73 deletions(-) (limited to 'nand_spl') diff --git a/nand_spl/board/freescale/p1010rdb/nand_boot.c b/nand_spl/board/freescale/p1010rdb/nand_boot.c index a0755098f..9c356901b 100644 --- a/nand_spl/board/freescale/p1010rdb/nand_boot.c +++ b/nand_spl/board/freescale/p1010rdb/nand_boot.c @@ -39,39 +39,37 @@ void sdram_init(void) /* mask off E bit */ u32 svr = SVR_SOC_VER(mfspr(SPRN_SVR)); - out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE); - out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); - out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG); - out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL_2); - out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT); + __raw_writel(CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE, &ddr->sdram_cfg); + __raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds); + __raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config); + __raw_writel(CONFIG_SYS_DDR_CONTROL_2, &ddr->sdram_cfg_2); + __raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init); if (ddr_freq_mhz < 700) { - out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_667); - out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_667); - out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_667); - out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_667); - out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_667); - out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_667); - out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_667); - out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_667); - out_be32(&ddr->ddr_wrlvl_cntl, - CONFIG_SYS_DDR_WRLVL_CONTROL_667); + __raw_writel(CONFIG_SYS_DDR_TIMING_3_667, &ddr->timing_cfg_3); + __raw_writel(CONFIG_SYS_DDR_TIMING_0_667, &ddr->timing_cfg_0); + __raw_writel(CONFIG_SYS_DDR_TIMING_1_667, &ddr->timing_cfg_1); + __raw_writel(CONFIG_SYS_DDR_TIMING_2_667, &ddr->timing_cfg_2); + __raw_writel(CONFIG_SYS_DDR_MODE_1_667, &ddr->sdram_mode); + __raw_writel(CONFIG_SYS_DDR_MODE_2_667, &ddr->sdram_mode_2); + __raw_writel(CONFIG_SYS_DDR_INTERVAL_667, &ddr->sdram_interval); + __raw_writel(CONFIG_SYS_DDR_CLK_CTRL_667, &ddr->sdram_clk_cntl); + __raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL_667, &ddr->ddr_wrlvl_cntl); } else { - out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_800); - out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_800); - out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_800); - out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_800); - out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_800); - out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_800); - out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_800); - out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_800); - out_be32(&ddr->ddr_wrlvl_cntl, - CONFIG_SYS_DDR_WRLVL_CONTROL_800); + __raw_writel(CONFIG_SYS_DDR_TIMING_3_800, &ddr->timing_cfg_3); + __raw_writel(CONFIG_SYS_DDR_TIMING_0_800, &ddr->timing_cfg_0); + __raw_writel(CONFIG_SYS_DDR_TIMING_1_800, &ddr->timing_cfg_1); + __raw_writel(CONFIG_SYS_DDR_TIMING_2_800, &ddr->timing_cfg_2); + __raw_writel(CONFIG_SYS_DDR_MODE_1_800, &ddr->sdram_mode); + __raw_writel(CONFIG_SYS_DDR_MODE_2_800, &ddr->sdram_mode_2); + __raw_writel(CONFIG_SYS_DDR_INTERVAL_800, &ddr->sdram_interval); + __raw_writel(CONFIG_SYS_DDR_CLK_CTRL_800, &ddr->sdram_clk_cntl); + __raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL_800, &ddr->ddr_wrlvl_cntl); } - out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4); - out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5); - out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL); + __raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4); + __raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5); + __raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl); /* P1014 and it's derivatives support max 16bit DDR width */ if (svr == SVR_P1014) { diff --git a/nand_spl/board/freescale/p1023rds/nand_boot.c b/nand_spl/board/freescale/p1023rds/nand_boot.c index 6ab1f5037..89e339d51 100644 --- a/nand_spl/board/freescale/p1023rds/nand_boot.c +++ b/nand_spl/board/freescale/p1023rds/nand_boot.c @@ -37,28 +37,28 @@ void sdram_init(void) set_next_law(0, LAW_SIZE_2G, LAW_TRGT_IF_DDR_1); - out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); - out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG); - out_be32(&ddr->cs1_bnds, CONFIG_SYS_DDR_CS1_BNDS); - out_be32(&ddr->cs1_config, CONFIG_SYS_DDR_CS1_CONFIG); - out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3); - out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0); - out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1); - out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2); - out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL2); - out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1); - out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2); - out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL); - out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT); - out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL); - out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4); - out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5); - out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL); - out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL); - out_be32(&ddr->ddr_cdr1, CONFIG_SYS_DDR_CDR_1); - out_be32(&ddr->ddr_cdr2, CONFIG_SYS_DDR_CDR_2); + __raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds); + __raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config); + __raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds); + __raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config); + __raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3); + __raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0); + __raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1); + __raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2); + __raw_writel(CONFIG_SYS_DDR_CONTROL2, &ddr->sdram_cfg_2); + __raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode); + __raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2); + __raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval); + __raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init); + __raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl); + __raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4); + __raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5); + __raw_writel(CONFIG_SYS_DDR_ZQ_CNTL, &ddr->ddr_zq_cntl); + __raw_writel(CONFIG_SYS_DDR_WRLVL_CNTL, &ddr->ddr_wrlvl_cntl); + __raw_writel(CONFIG_SYS_DDR_CDR_1, &ddr->ddr_cdr1); + __raw_writel(CONFIG_SYS_DDR_CDR_2, &ddr->ddr_cdr2); /* Set, but do not enable the memory */ - out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN); + __raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN, &ddr->sdram_cfg); asm volatile("sync;isync"); udelay(500); diff --git a/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c index fcff38249..4c140c157 100644 --- a/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c +++ b/nand_spl/board/freescale/p1_p2_rdb_pc/nand_boot.c @@ -36,32 +36,32 @@ void sdram_init(void) { ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR; - out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); - out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG); + __raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds); + __raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config); #if CONFIG_CHIP_SELECTS_PER_CTRL > 1 - out_be32(&ddr->cs1_bnds, CONFIG_SYS_DDR_CS1_BNDS); - out_be32(&ddr->cs1_config, CONFIG_SYS_DDR_CS1_CONFIG); + __raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds); + __raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config); #endif - out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3); - out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0); - out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1); - out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2); + __raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3); + __raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0); + __raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1); + __raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2); - out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL_2); - out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1); - out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2); + __raw_writel(CONFIG_SYS_DDR_CONTROL_2, &ddr->sdram_cfg_2); + __raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode); + __raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2); - out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL); - out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT); - out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL); + __raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval); + __raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init); + __raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl); - out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4); - out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5); - out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL); - out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CONTROL); + __raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4); + __raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5); + __raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl); + __raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL, &ddr->ddr_wrlvl_cntl); /* Set, but do not enable the memory */ - out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN); + __raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN, &ddr->sdram_cfg); asm volatile("sync;isync"); udelay(500); @@ -92,13 +92,13 @@ void board_init_f(ulong bootflag) #ifndef CONFIG_QE /* init DDR3 reset signal */ - out_be32(&pgpio->gpdir, 0x02000000); - out_be32(&pgpio->gpodr, 0x00200000); - out_be32(&pgpio->gpdat, 0x00000000); + __raw_writel(0x02000000, &pgpio->gpdir); + __raw_writel(0x00200000, &pgpio->gpodr); + __raw_writel(0x00000000, &pgpio->gpdat); udelay(1000); - out_be32(&pgpio->gpdat, 0x00200000); + __raw_writel(0x00200000, &pgpio->gpdat); udelay(1000); - out_be32(&pgpio->gpdir, 0x00000000); + __raw_writel(0x00000000, &pgpio->gpdir); #endif /* Initialize the DDR3 */ -- cgit v1.2.3-70-g09d2