at91sam9n12ek.h
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/*
* (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_
/* 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_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 \
(0x00300000 + 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)
#endif
/* 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_MTD_PARTITIONS
#define CONFIG_MTD_DEVICE
#define CONFIG_EXTRA_ENV_SETTINGS \
"console=console=ttyS0,115200\0" \
"mtdparts="CONFIG_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_SPI_BOOT
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#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_NAND_BOOT)
/* bootstrap + u-boot + env + linux in nandflash */
#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_SD_BOOT */
/* 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_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
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
/* SPL */
#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_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_SD_BOOT
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
#elif CONFIG_SYS_USE_NANDFLASH
#elif CONFIG_SPI_BOOT
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400
#elif CONFIG_NAND_BOOT
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#endif
#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
#endif