mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-12 07:57:21 +00:00
a2ac2b964b
This converts the following to Kconfig: CONFIG_SKIP_LOWLEVEL_INIT CONFIG_SKIP_LOWLEVEL_INIT_ONLY In order to do this, we need to introduce SPL and TPL variants of these options so that we can clearly disable these options only in SPL in some cases, and both instances in other cases. Signed-off-by: Tom Rini <trini@konsulko.com>
133 lines
3.8 KiB
C
133 lines
3.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2013 Atmel Corporation.
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* Josh Wu <josh.wu@atmel.com>
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*
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* Configuation settings for the AT91SAM9N12-EK boards.
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*/
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#ifndef __AT91SAM9N12_CONFIG_H_
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#define __AT91SAM9N12_CONFIG_H_
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
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#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
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/* Misc CPU related */
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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/* LCD */
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#define LCD_BPP LCD_COLOR16
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#define LCD_OUTPUT_BPP 24
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#define CONFIG_LCD_LOGO
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#define CONFIG_LCD_INFO
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#define CONFIG_LCD_INFO_BELOW_LOGO
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#define CONFIG_ATMEL_LCD_RGB565
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_SYS_SDRAM_BASE 0x20000000
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#define CONFIG_SYS_SDRAM_SIZE 0x08000000
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/*
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* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
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* leaving the correct space for initial global data structure above
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* that address while providing maximum stack area below.
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*/
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# define CONFIG_SYS_INIT_SP_ADDR \
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(0x00300000 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
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/* DataFlash */
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/* NAND flash */
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#ifdef CONFIG_CMD_NAND
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_SYS_NAND_BASE 0x40000000
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#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
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#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
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#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(4)
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#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
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#endif
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"console=console=ttyS0,115200\0" \
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"mtdparts="CONFIG_MTDPARTS_DEFAULT"\0" \
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"bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
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"bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
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/* USB host */
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#ifdef CONFIG_CMD_USB
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#define CONFIG_USB_ATMEL
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#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
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#define CONFIG_USB_OHCI_NEW
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#define CONFIG_SYS_USB_OHCI_CPU_INIT
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#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9n12"
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#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
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#endif
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#ifdef CONFIG_SPI_BOOT
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/* bootstrap + u-boot + env + linux in dataflash on CS0 */
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#define CONFIG_BOOTCOMMAND \
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"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
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"sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
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"bootm 0x22000000"
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#elif defined(CONFIG_NAND_BOOT)
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/* bootstrap + u-boot + env + linux in nandflash */
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#define CONFIG_BOOTCOMMAND \
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"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
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"nand read 0x21000000 0x180000 0x080000;" \
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"nand read 0x22000000 0x200000 0x400000;" \
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"bootm 0x22000000 - 0x21000000"
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#else /* CONFIG_SD_BOOT */
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#define CONFIG_BOOTCOMMAND \
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"setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
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"fatload mmc 0:1 0x21000000 dtb;" \
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"fatload mmc 0:1 0x22000000 uImage;" \
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"bootm 0x22000000 - 0x21000000"
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#endif
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
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/* SPL */
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#define CONFIG_SPL_MAX_SIZE 0x6000
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#define CONFIG_SPL_STACK 0x308000
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#define CONFIG_SPL_BSS_START_ADDR 0x20000000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
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#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
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#define CONFIG_SYS_MONITOR_LEN (512 << 10)
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#define CONFIG_SYS_MASTER_CLOCK 132096000
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#define CONFIG_SYS_AT91_PLLA 0x20953f03
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#define CONFIG_SYS_MCKR 0x1301
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#define CONFIG_SYS_MCKR_CSS 0x1302
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#ifdef CONFIG_SD_BOOT
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#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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#endif
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_SIZE 0x800
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#define CONFIG_SYS_NAND_PAGE_COUNT 64
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
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#endif
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