u-boot-brain/include/configs/at91sam9n12ek.h
Wenyou Yang 0ab5433da2 configs: at91sam9n12ek: Update for DT and DM support
Update the configuration files to support the device tree and driver
model. The device clock and pins configuration are handled by the
clock and the pinctrl drivers respectively.

Because the limitation of internal SRAM size, the SPL with driver
model can't be supported, disable the SPL option.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2017-05-09 12:14:15 -06:00

232 lines
6.5 KiB
C

/*
* (C) Copyright 2013 Atmel Corporation.
* Josh Wu <josh.wu@atmel.com>
*
* Configuation settings for the AT91SAM9N12-EK boards.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __AT91SAM9N12_CONFIG_H_
#define __AT91SAM9N12_CONFIG_H_
/*
* SoC must be defined first, before hardware.h is included.
* In this case SoC is defined in boards.cfg.
*/
#include <asm/hardware.h>
#define CONFIG_SYS_TEXT_BASE 0x26f00000
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
/* Misc CPU related */
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_SKIP_LOWLEVEL_INIT
/* LCD */
#define LCD_BPP LCD_COLOR16
#define LCD_OUTPUT_BPP 24
#define CONFIG_LCD_LOGO
#define CONFIG_LCD_INFO
#define CONFIG_LCD_INFO_BELOW_LOGO
#define CONFIG_ATMEL_HLCD
#define CONFIG_ATMEL_LCD_RGB565
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#define CONFIG_CMD_NAND
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE 0x08000000
/*
* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
* leaving the correct space for initial global data structure above
* that address while providing maximum stack area below.
*/
# define CONFIG_SYS_INIT_SP_ADDR \
(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
/* DataFlash */
#ifdef CONFIG_CMD_SF
#define CONFIG_SF_DEFAULT_SPEED 30000000
#endif
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE 0x40000000
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
/* PMECC & PMERRLOC */
#define CONFIG_ATMEL_NAND_HWECC
#define CONFIG_ATMEL_NAND_HW_PMECC
#define CONFIG_PMECC_CAP 2
#define CONFIG_PMECC_SECTOR_SIZE 512
#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
#define CONFIG_CMD_NAND_TRIMFFS
#endif
#define CONFIG_MTD_PARTITIONS
#define CONFIG_MTD_DEVICE
#define CONFIG_CMD_MTDPARTS
#define MTDIDS_DEFAULT "nand0=atmel_nand"
#define MTDPARTS_DEFAULT \
"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
"256k(env),256k(env_redundant),256k(spare)," \
"512k(dtb),6M(kernel)ro,-(rootfs)"
#define CONFIG_EXTRA_ENV_SETTINGS \
"console=console=ttyS0,115200\0" \
"mtdparts="MTDPARTS_DEFAULT"\0" \
"bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
"bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
/* Ethernet */
#define CONFIG_KS8851_MLL
#define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END 0x26e00000
/* USB host */
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
#define CONFIG_USB_OHCI_NEW
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
#endif
#ifdef CONFIG_SYS_USE_SPIFLASH
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_ENV_OFFSET 0x5000
#define CONFIG_ENV_SIZE 0x3000
#define CONFIG_ENV_SECT_SIZE 0x1000
#define CONFIG_BOOTCOMMAND \
"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
"sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
"bootm 0x22000000"
#elif defined(CONFIG_SYS_USE_NANDFLASH)
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET 0x120000
#define CONFIG_ENV_OFFSET_REDUND 0x100000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND \
"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
"nand read 0x21000000 0x180000 0x080000;" \
"nand read 0x22000000 0x200000 0x400000;" \
"bootm 0x22000000 - 0x21000000"
#else /* CONFIG_SYS_USE_MMC */
/* bootstrap + u-boot + env + linux in mmc */
#ifdef CONFIG_ENV_IS_IN_MMC
/* Use raw reserved sectors to save environment */
#define CONFIG_ENV_OFFSET 0x2000
#define CONFIG_ENV_SIZE 0x1000
#define CONFIG_SYS_MMC_ENV_DEV 0
#else
/* Use file in FAT file to save environment */
#define CONFIG_ENV_IS_IN_FAT
#define CONFIG_FAT_WRITE
#define FAT_ENV_INTERFACE "mmc"
#define FAT_ENV_FILE "uboot.env"
#define FAT_ENV_DEVICE_AND_PART "0"
#define CONFIG_ENV_SIZE 0x4000
#endif
#define CONFIG_BOOTCOMMAND \
"setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
"fatload mmc 0:1 0x21000000 dtb;" \
"fatload mmc 0:1 0x22000000 uImage;" \
"bootm 0x22000000 - 0x21000000"
#endif
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_LONGHELP
#define CONFIG_CMDLINE_EDITING
#define CONFIG_AUTO_COMPLETE
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
/* SPL */
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_TEXT_BASE 0x300000
#define CONFIG_SPL_MAX_SIZE 0x6000
#define CONFIG_SPL_STACK 0x308000
#define CONFIG_SPL_BSS_START_ADDR 0x20000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SPL_BOARD_INIT
#define CONFIG_SYS_MONITOR_LEN (512 << 10)
#define CONFIG_SYS_MASTER_CLOCK 132096000
#define CONFIG_SYS_AT91_PLLA 0x20953f03
#define CONFIG_SYS_MCKR 0x1301
#define CONFIG_SYS_MCKR_CSS 0x1302
#ifdef CONFIG_SYS_USE_MMC
#define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
#elif CONFIG_SYS_USE_NANDFLASH
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_SIZE 0x800
#define CONFIG_SYS_NAND_PAGE_COUNT 64
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
#elif CONFIG_SYS_USE_SPIFLASH
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400
#endif
#endif