diff options
| -rw-r--r-- | board/at91cap9adk/Makefile | 50 | ||||
| -rw-r--r-- | board/at91cap9adk/at91cap9adk.c | 283 | ||||
| -rw-r--r-- | board/at91cap9adk/config.mk | 1 | ||||
| -rw-r--r-- | board/at91cap9adk/led.c | 80 | ||||
| -rw-r--r-- | board/at91cap9adk/nand.c | 71 | ||||
| -rw-r--r-- | board/at91cap9adk/u-boot.lds | 57 | ||||
| -rw-r--r-- | include/configs/at91cap9adk.h | 212 | 
7 files changed, 754 insertions, 0 deletions
diff --git a/board/at91cap9adk/Makefile b/board/at91cap9adk/Makefile new file mode 100644 index 000000000..359fdab60 --- /dev/null +++ b/board/at91cap9adk/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd <at> 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	:= at91cap9adk.o led.o nand.o + +SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS	:= $(addprefix $(obj),$(COBJS)) +SOBJS	:= $(addprefix $(obj),$(SOBJS)) + +$(LIB):	$(obj).depend $(OBJS) $(SOBJS) +	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +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/at91cap9adk/at91cap9adk.c b/board/at91cap9adk/at91cap9adk.c new file mode 100644 index 000000000..bde6aa97f --- /dev/null +++ b/board/at91cap9adk/at91cap9adk.c @@ -0,0 +1,283 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop <at> leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.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 <common.h> +#include <asm/arch/AT91CAP9.h> + +#define MP_BLOCK_3_BASE	0xFDF00000 + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +static void at91cap9_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 +	AT91C_BASE_PIOA->PIO_PDR = AT91C_PA22_TXD0 | AT91C_PA23_RXD0; +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US0; +#endif + +#ifdef CONFIG_USART1 +	AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_TXD1 | AT91C_PD1_RXD1; +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US1; +#endif + +#ifdef CONFIG_USART2 +	AT91C_BASE_PIOD->PIO_PDR = AT91C_PD2_TXD2 | AT91C_PD3_RXD2; +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US2; +#endif + +#ifdef CONFIG_USART3	/* DBGU */ +	AT91C_BASE_PIOC->PIO_PDR = AT91C_PC31_DTXD | AT91C_PC30_DRXD; +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS; +#endif + + +} + +static void at91cap9_nor_hw_init(void) +{ +	/* Ensure EBI supply is 3.3V */ +	AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_SUP_3V3; + +	/* Configure SMC CS0 for parallel flash */ +	AT91C_BASE_SMC->SMC_SETUP0 = AT91C_FLASH_NWE_SETUP | +				     AT91C_FLASH_NCS_WR_SETUP | +				     AT91C_FLASH_NRD_SETUP | +				     AT91C_FLASH_NCS_RD_SETUP; + +	AT91C_BASE_SMC->SMC_PULSE0 = AT91C_FLASH_NWE_PULSE | +				     AT91C_FLASH_NCS_WR_PULSE | +				     AT91C_FLASH_NRD_PULSE | +				     AT91C_FLASH_NCS_RD_PULSE; + +	AT91C_BASE_SMC->SMC_CYCLE0 = AT91C_FLASH_NWE_CYCLE | +				     AT91C_FLASH_NRD_CYCLE; + +	AT91C_BASE_SMC->SMC_CTRL0 =  AT91C_SMC_READMODE | +				     AT91C_SMC_WRITEMODE | +				     AT91C_SMC_NWAITM_NWAIT_DISABLE | +				     AT91C_SMC_BAT_BYTE_WRITE | +				     AT91C_SMC_DBW_WIDTH_SIXTEEN_BITS | +				     (AT91C_SMC_TDF & (1 << 16)); +} + +#ifdef CONFIG_CMD_NAND +static void at91cap9_nand_hw_init(void) +{ +	/* Enable CS3 */ +	AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_CS3A_SM | AT91C_EBI_SUP_3V3; + +	/* Configure SMC CS3 for NAND/SmartMedia */ +	AT91C_BASE_SMC->SMC_SETUP3 = AT91C_SM_NWE_SETUP | +				     AT91C_SM_NCS_WR_SETUP | +				     AT91C_SM_NRD_SETUP | +				     AT91C_SM_NCS_RD_SETUP; + +	AT91C_BASE_SMC->SMC_PULSE3 = AT91C_SM_NWE_PULSE | +				     AT91C_SM_NCS_WR_PULSE | +				     AT91C_SM_NRD_PULSE | +				     AT91C_SM_NCS_RD_PULSE; + +	AT91C_BASE_SMC->SMC_CYCLE3 = AT91C_SM_NWE_CYCLE | +				     AT91C_SM_NRD_CYCLE; + +	AT91C_BASE_SMC->SMC_CTRL3 =  AT91C_SMC_READMODE | +				     AT91C_SMC_WRITEMODE | +				     AT91C_SMC_NWAITM_NWAIT_DISABLE | +				     AT91C_SMC_DBW_WIDTH_EIGTH_BITS | +				     AT91C_SM_TDF; + +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD; + +	/* RDY/BSY is not connected */ + +	/* Enable NandFlash */ +	AT91C_BASE_PIOD->PIO_PER = AT91C_PIO_PD15; +	AT91C_BASE_PIOD->PIO_OER = AT91C_PIO_PD15; +} +#endif + +#ifdef CONFIG_HAS_DATAFLASH +static void at91cap9_spi_hw_init(void) +{ +	AT91C_BASE_PIOD->PIO_BSR = AT91C_PD0_SPI0_NPCS2D | +				   AT91C_PD1_SPI0_NPCS3D; +	AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_SPI0_NPCS2D | +				   AT91C_PD1_SPI0_NPCS3D; + +	AT91C_BASE_PIOA->PIO_ASR = AT91C_PA28_SPI0_NPCS3A; +	AT91C_BASE_PIOA->PIO_BSR = AT91C_PA4_SPI0_NPCS2A | +				   AT91C_PA1_SPI0_MOSI | +				   AT91C_PA0_SPI0_MISO | +				   AT91C_PA3_SPI0_NPCS1 | +				   AT91C_PA5_SPI0_NPCS0 | +				   AT91C_PA2_SPI0_SPCK; +	AT91C_BASE_PIOA->PIO_PDR = AT91C_PA28_SPI0_NPCS3A | +				   AT91C_PA4_SPI0_NPCS2A | +				   AT91C_PA1_SPI0_MOSI | +				   AT91C_PA0_SPI0_MISO | +				   AT91C_PA3_SPI0_NPCS1 | +				   AT91C_PA5_SPI0_NPCS0 | +				   AT91C_PA2_SPI0_SPCK; + +	/* Enable Clock */ +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI0; +} +#endif + +#ifdef CONFIG_MACB +static void at91cap9_macb_hw_init(void) +{ +	unsigned int gpio; + +	/* Enable clock */ +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_EMAC; + +	/* +	 * Disable pull-up on: +	 *	RXDV (PB22) => PHY normal mode (not Test mode) +	 *	ERX0 (PB25) => PHY ADDR0 +	 *	ERX1 (PB26) => PHY ADDR1 => PHYADDR = 0x0 +	 * +	 * PHY has internal pull-down +	 */ +	AT91C_BASE_PIOB->PIO_PPUDR = AT91C_PB22_E_RXDV | +				     AT91C_PB25_E_RX0 | +				     AT91C_PB26_E_RX1; + +	/* Need to reset PHY -> 500ms reset */ +	AT91C_BASE_RSTC->RSTC_RMR = (AT91C_RSTC_KEY & (0xA5 << 24)) | +				    (AT91C_RSTC_ERSTL & (0x0D << 8)) | +				    AT91C_RSTC_URSTEN; +	AT91C_BASE_RSTC->RSTC_RCR = (AT91C_RSTC_KEY & (0xA5 << 24)) | +				    AT91C_RSTC_EXTRST; + +	/* Wait for end hardware reset */ +	while (!(AT91C_BASE_RSTC->RSTC_RSR & AT91C_RSTC_NRSTL)); + +	/* Re-enable pull-up */ +	AT91C_BASE_PIOB->PIO_PPUER = AT91C_PB22_E_RXDV | +				     AT91C_PB25_E_RX0 | +				     AT91C_PB26_E_RX1; + +#ifdef CONFIG_RMII +	gpio =	AT91C_PB30_E_MDIO | +		AT91C_PB29_E_MDC  | +		AT91C_PB21_E_TXCK | +		AT91C_PB27_E_RXER | +		AT91C_PB25_E_RX0  | +		AT91C_PB22_E_RXDV | +		AT91C_PB26_E_RX1  | +		AT91C_PB28_E_TXEN | +		AT91C_PB23_E_TX0  | +		AT91C_PB24_E_TX1; +	AT91C_BASE_PIOB->PIO_ASR = gpio; +	AT91C_BASE_PIOB->PIO_BSR = 0; +	AT91C_BASE_PIOB->PIO_PDR = gpio; +#else +#error AT91CAP9A-DK works only in RMII mode +#endif + +	/* Unlock EMAC, 3 0 2 1 sequence */ +#define MP_MAC_KEY0	0x5969cb2a +#define MP_MAC_KEY1	0xb4a1872e +#define MP_MAC_KEY2	0x05683fbc +#define MP_MAC_KEY3	0x3634fba4 +#define UNLOCK_MAC	0x00000008 +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_MAC_KEY3; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_MAC_KEY0; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_MAC_KEY2; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_MAC_KEY1; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_MAC; +} +#endif + +#ifdef CONFIG_USB_OHCI_NEW +static void at91cap9_uhp_hw_init(void) +{ +	/* Unlock USB OHCI, 3 2 0 1 sequence */ +#define MP_OHCI_KEY0	0x896c11ca +#define MP_OHCI_KEY1	0x68ebca21 +#define MP_OHCI_KEY2	0x4823efbc +#define MP_OHCI_KEY3	0x8651aae4 +#define UNLOCK_OHCI	0x00000010 +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_OHCI_KEY3; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_OHCI_KEY2; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_OHCI_KEY0; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_OHCI_KEY1; +	*((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_OHCI; +} +#endif + +int board_init(void) +{ +	/* Enable Ctrlc */ +	console_init_f(); + +	/* arch number of AT91CAP9ADK-Board */ +	gd->bd->bi_arch_number = MACH_TYPE_AT91CAP9ADK; +	/* adress of boot parameters */ +	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + +	at91cap9_serial_hw_init(); +	at91cap9_nor_hw_init(); +#ifdef CONFIG_CMD_NAND +	at91cap9_nand_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH +	at91cap9_spi_hw_init(); +#endif +#ifdef CONFIG_MACB +	at91cap9_macb_hw_init(); +#endif +#ifdef CONFIG_USB_OHCI_NEW +	at91cap9_uhp_hw_init(); +#endif + +	return 0; +} + +int dram_init(void) +{ +	gd->bd->bi_dram[0].start = PHYS_SDRAM; +	gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; +	return 0; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +#ifdef CONFIG_MACB +	/* +	 * Initialize ethernet HW addr prior to starting Linux, +	 * needed for nfsroot +	 */ +	eth_init(gd->bd); +#endif +} +#endif diff --git a/board/at91cap9adk/config.mk b/board/at91cap9adk/config.mk new file mode 100644 index 000000000..e241aeea0 --- /dev/null +++ b/board/at91cap9adk/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0x73000000 diff --git a/board/at91cap9adk/led.c b/board/at91cap9adk/led.c new file mode 100644 index 000000000..8588a91a1 --- /dev/null +++ b/board/at91cap9adk/led.c @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop <at> leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.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 <common.h> +#include <asm/arch/AT91CAP9.h> + +#define	RED_LED		AT91C_PIO_PC29	/* this is the power led */ +#define	GREEN_LED	AT91C_PIO_PA10	/* this is the user1 led */ +#define	YELLOW_LED	AT91C_PIO_PA11	/* this is the user1 led */ + +void red_LED_on(void) +{ +	AT91C_BASE_PIOC->PIO_SODR = RED_LED; +} + +void red_LED_off(void) +{ +	AT91C_BASE_PIOC->PIO_CODR = RED_LED; +} + +void green_LED_on(void) +{ +	AT91C_BASE_PIOA->PIO_CODR = GREEN_LED; +} + +void green_LED_off(void) +{ +	AT91C_BASE_PIOA->PIO_SODR = GREEN_LED; +} + +void yellow_LED_on(void) +{ +	AT91C_BASE_PIOA->PIO_CODR = YELLOW_LED; +} + +void yellow_LED_off(void) +{ +	AT91C_BASE_PIOA->PIO_SODR = YELLOW_LED; +} + +void coloured_LED_init(void) +{ +	/* Enable clock */ +	AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD; + +	/* Disable peripherals on LEDs */ +	AT91C_BASE_PIOA->PIO_PER = GREEN_LED | YELLOW_LED; +	/* Enable pins as outputs */ +	AT91C_BASE_PIOA->PIO_OER = GREEN_LED | YELLOW_LED; +	/* Turn all LEDs OFF */ +	AT91C_BASE_PIOA->PIO_SODR = GREEN_LED | YELLOW_LED; + +	/* Disable peripherals on LEDs */ +	AT91C_BASE_PIOC->PIO_PER = RED_LED; +	/* Enable pins as outputs */ +	AT91C_BASE_PIOC->PIO_OER = RED_LED; +	/* Turn all LEDs OFF */ +	AT91C_BASE_PIOC->PIO_CODR = RED_LED; +} diff --git a/board/at91cap9adk/nand.c b/board/at91cap9adk/nand.c new file mode 100644 index 000000000..2f0212627 --- /dev/null +++ b/board/at91cap9adk/nand.c @@ -0,0 +1,71 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop <at> leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas + * + * 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/arch/hardware.h> + +#ifdef CONFIG_CMD_NAND + +#include <nand.h> + +/* + *	hardware specific access to control-lines + */ +#define	MASK_ALE	(1 << 21)	/* our ALE is AD21 */ +#define	MASK_CLE	(1 << 22)	/* our CLE is AD22 */ + +static void at91cap9adk_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ +	struct nand_chip *this = mtd->priv; +	ulong IO_ADDR_W = (ulong) this->IO_ADDR_W; + +	IO_ADDR_W &= ~(MASK_ALE|MASK_CLE); +	switch (cmd) { +	case NAND_CTL_SETCLE: +		IO_ADDR_W |= MASK_CLE; +		break; +	case NAND_CTL_SETALE: +		IO_ADDR_W |= MASK_ALE; +		break; +	case NAND_CTL_CLRNCE: +		AT91C_BASE_PIOD->PIO_SODR = AT91C_PIO_PD15; +		break; +	case NAND_CTL_SETNCE: +		AT91C_BASE_PIOD->PIO_CODR = AT91C_PIO_PD15; +		break; +	} +	this->IO_ADDR_W = (void *) IO_ADDR_W; +} + +int board_nand_init(struct nand_chip *nand) +{ +	nand->eccmode = NAND_ECC_SOFT; +	nand->hwcontrol = at91cap9adk_nand_hwcontrol; +	nand->chip_delay = 20; + +	return 0; +} +#endif diff --git a/board/at91cap9adk/u-boot.lds b/board/at91cap9adk/u-boot.lds new file mode 100644 index 000000000..05a6d83d5 --- /dev/null +++ b/board/at91cap9adk/u-boot.lds @@ -0,0 +1,57 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj <at> 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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/ +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ +	. = 0x00000000; + +	. = ALIGN(4); +	.text : +	{ +	  cpu/arm926ejs/start.o	(.text) +	  *(.text) +	} + +	. = ALIGN(4); +	.rodata : { *(.rodata) } + +	. = ALIGN(4); +	.data : { *(.data) } + +	. = ALIGN(4); +	.got : { *(.got) } + +	. = .; +	__u_boot_cmd_start = .; +	.u_boot_cmd : { *(.u_boot_cmd) } +	__u_boot_cmd_end = .; + +	. = ALIGN(4); +	__bss_start = .; +	.bss : { *(.bss) } +	_end = .; +} diff --git a/include/configs/at91cap9adk.h b/include/configs/at91cap9adk.h new file mode 100644 index 000000000..f0dfd71ae --- /dev/null +++ b/include/configs/at91cap9adk.h @@ -0,0 +1,212 @@ +/* + * (C) Copyright 2007 + * Stelian Pop <stelian.pop <at> leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.com> + * + * Configuation settings for the AT91CAP9ADK board. + * + * 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 __CONFIG_H +#define __CONFIG_H + +/* ARM asynchronous clock */ +#define AT91C_MAIN_CLOCK	200000000	/* from 12 MHz crystal */ +#define AT91C_MASTER_CLOCK	100000000	/* peripheral = main / 2 */ +#define CFG_HZ			1000000		/* 1us resolution */ + +#define AT91_SLOW_CLOCK		32768	/* slow clock */ + +#define CONFIG_ARM926EJS	1	/* This is an ARM926EJS Core	*/ +#define CONFIG_AT91CAP9		1	/* It's an Atmel AT91CAP9 SoC	*/ +#define CONFIG_AT91CAP9ADK	1	/* on an AT91CAP9ADK Board	*/ +#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/ + +#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG	1 + +#define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_SKIP_RELOCATE_UBOOT + +#define ROUND(A, B)		(((A) + (B)) & ~((B) - 1)) +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN		ROUND(CFG_ENV_SIZE + 128*1024, 0x1000) +#define CFG_GBL_DATA_SIZE	128	/* 128 bytes for initial data */ + +#define CONFIG_BAUDRATE		115200 + +/* + * Hardware drivers + */ + +#define CONFIG_ATMEL_USART	1 +#undef CONFIG_USART0 +#undef CONFIG_USART1 +#undef CONFIG_USART2 +#define CONFIG_USART3		1	/* USART 3 is DBGU */ + +#define CONFIG_BOOTDELAY	3 +#define CONFIG_BOOTARGS		"console=ttyS0,115200 " \ +				"root=/dev/mtdblock1 rw rootfstype=jffs2" + +/* #define CONFIG_ENV_OVERWRITE	1 */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE	1 +#define CONFIG_BOOTP_BOOTPATH		1 +#define CONFIG_BOOTP_GATEWAY		1 +#define CONFIG_BOOTP_HOSTNAME		1 + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> +#undef CONFIG_CMD_BDI +#undef CONFIG_CMD_IMI +#undef CONFIG_CMD_AUTOSCRIPT +#undef CONFIG_CMD_FPGA +#undef CONFIG_CMD_LOADS + +#define CONFIG_CMD_PING		1 +#define CONFIG_CMD_DHCP		1 +#define CONFIG_CMD_NAND		1 +#define CONFIG_CMD_USB		1 + +/* SDRAM: Careful: this supposes an AT91CAP-MEM33 expansion card */ +#define CONFIG_NR_DRAM_BANKS		1 +#define PHYS_SDRAM			0x70000000 +#define PHYS_SDRAM_SIZE			0x04000000	/* 64 megs */ + +/* DataFlash */ +#define CONFIG_HAS_DATAFLASH		1 +#define CFG_SPI_WRITE_TOUT		(5*CFG_HZ) +#define CFG_MAX_DATAFLASH_BANKS		1 +#define CFG_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */ +#define CONFIG_NEW_PARTITION		1 + +/* NOR flash */ +#define CFG_FLASH_CFI			1 +#define CFG_FLASH_CFI_DRIVER		1 +#define PHYS_FLASH_1			0x10000000 +#define CFG_FLASH_BASE			PHYS_FLASH_1 +#define CFG_MAX_FLASH_SECT		256 +#define CFG_MAX_FLASH_BANKS		1 + +#define AT91C_FLASH_NWE_SETUP		(4 << 0) +#define AT91C_FLASH_NCS_WR_SETUP	(2 << 8) +#define AT91C_FLASH_NRD_SETUP		(4 << 16) +#define AT91C_FLASH_NCS_RD_SETUP	(2 << 24) + +#define AT91C_FLASH_NWE_PULSE		(8 << 0) +#define AT91C_FLASH_NCS_WR_PULSE	(10 << 8) +#define AT91C_FLASH_NRD_PULSE		(8 << 16) +#define AT91C_FLASH_NCS_RD_PULSE	(10 << 24) + +#define AT91C_FLASH_NWE_CYCLE		(16 << 0) +#define AT91C_FLASH_NRD_CYCLE		(16 << 16) + +/* NAND flash */ +#define NAND_MAX_CHIPS			1 +#define CFG_MAX_NAND_DEVICE		1 +#define CFG_NAND_BASE			0x40000000 + +#define AT91C_SM_NWE_SETUP		(2 << 0) +#define AT91C_SM_NCS_WR_SETUP		(1 << 8) +#define AT91C_SM_NRD_SETUP		(2 << 16) +#define AT91C_SM_NCS_RD_SETUP		(1 << 24) + +#define AT91C_SM_NWE_PULSE		(4 << 0) +#define AT91C_SM_NCS_WR_PULSE		(6 << 8) +#define AT91C_SM_NRD_PULSE		(4 << 16) +#define AT91C_SM_NCS_RD_PULSE		(6 << 24) + +#define AT91C_SM_NWE_CYCLE		(8 << 0) +#define AT91C_SM_NRD_CYCLE		(8 << 16) + +#define AT91C_SM_TDF			(1 << 16) + +/* Ethernet */ +#define CONFIG_MACB			1 +#define CONFIG_RMII			1 +#define CONFIG_NET_MULTI		1 +#define CONFIG_NET_RETRY_COUNT		20 +#define CONFIG_RESET_PHY_R		1 + +/* USB */ +#define CONFIG_USB_OHCI_NEW		1 +#define LITTLEENDIAN			1 +#define CONFIG_DOS_PARTITION		1 +#define CFG_USB_OHCI_CPU_INIT		1 +#define CFG_USB_OHCI_REGS_BASE		0x00700000	/* AT91C_BASE_UHP */ +#define CFG_USB_OHCI_SLOT_NAME		"at91cap9" +#define CFG_USB_OHCI_MAX_ROOT_PORTS	2 + + +#define CFG_LOAD_ADDR			0x72000000	/* load address */ + +#define CFG_MEMTEST_START		PHYS_SDRAM +#define CFG_MEMTEST_END			0x73000000 + +#define CFG_USE_DATAFLASH		1 +#undef CFG_USE_NORFLASH + +#ifdef CFG_USE_DATAFLASH + +/* bootstrap + u-boot + env + linux in dataflash */ +#define CFG_ENV_IS_IN_DATAFLASH	1 +#define CFG_MONITOR_BASE	(CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) +#define CFG_ENV_OFFSET		0x4200 +#define CFG_ENV_ADDR		(CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET) +#define CFG_ENV_SIZE		0x4200 +#define CONFIG_BOOTCOMMAND	"cp.b 0xC003DE00 0x72000000 0x200040; bootm" + +#else + +/* bootstrap + u-boot + env + linux in norflash */ +#define CFG_ENV_IS_IN_FLASH	1 +#define CFG_MONITOR_BASE	(PHYS_FLASH_1 + 0x8000) +#define CFG_ENV_OFFSET		0x4000 +#define CFG_ENV_ADDR		(PHYS_FLASH_1 + CFG_ENV_OFFSET) +#define CFG_ENV_SIZE		0x4000 +#define CONFIG_BOOTCOMMAND	"cp.b 0x10040000 0x72000000 0x200000; bootm" + +#endif + +#define CFG_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 } + +#define CFG_PROMPT		"U-Boot> " +#define CFG_CBSIZE		256 +#define CFG_MAXARGS		16 +#define CFG_PBSIZE		(CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) +#define CFG_LONGHELP		1 +#define CONFIG_CMDLINE_EDITING	1 + +#define CONFIG_STACKSIZE	(32*1024)	/* regular stack */ + +#ifdef CONFIG_USE_IRQ +#error CONFIG_USE_IRQ not supported +#endif + +#endif  |