mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 18:28:55 +00:00
65eac4cc54
Avoid use of hard coded mmcdev value, use bootpart instead, so finduuid works based on bootpart set for a specific platform. Signed-off-by: Ravi Babu <ravibabu@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
299 lines
9.8 KiB
C
299 lines
9.8 KiB
C
/*
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* ti_armv7_common.h
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*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* The various ARMv7 SoCs from TI all share a number of IP blocks when
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* implementing a given feature. Rather than define these in every
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* board or even SoC common file, we define a common file to be re-used
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* in all cases. While technically true that some of these details are
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* configurable at the board design, they are common throughout SoC
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* reference platforms as well as custom designs and become de facto
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* standards.
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*/
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#ifndef __CONFIG_TI_ARMV7_COMMON_H__
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#define __CONFIG_TI_ARMV7_COMMON_H__
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/*
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* We typically do not contain NOR flash. In the cases where we do, we
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* undefine this later.
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*/
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#define CONFIG_SYS_NO_FLASH
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/* Support both device trees and ATAGs. */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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/*
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* Our DDR memory always starts at 0x80000000 and U-Boot shall have
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* relocated itself to higher in memory by the time this value is used.
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* However, set this to a 32MB offset to allow for easier Linux kernel
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* booting as the default is often used as the kernel load address.
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*/
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#define CONFIG_SYS_LOAD_ADDR 0x82000000
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/*
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* We setup defaults based on constraints from the Linux kernel, which should
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* also be safe elsewhere. We have the default load at 32MB into DDR (for
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* the kernel), FDT above 128MB (the maximum location for the end of the
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* kernel), and the ramdisk 512KB above that (allowing for hopefully never
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* seen large trees). We say all of this must be within the first 256MB
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* as that will normally be within the kernel lowmem and thus visible via
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* bootm_size and we only run on platforms with 256MB or more of memory.
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*/
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#define DEFAULT_LINUX_BOOT_ENV \
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"loadaddr=0x82000000\0" \
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"kernel_addr_r=0x82000000\0" \
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"fdtaddr=0x88000000\0" \
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"fdt_addr_r=0x88000000\0" \
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"rdaddr=0x88080000\0" \
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"ramdisk_addr_r=0x88080000\0" \
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"scriptaddr=0x80000000\0" \
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"pxefile_addr_r=0x80100000\0" \
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"bootm_size=0x10000000\0"
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#define DEFAULT_MMC_TI_ARGS \
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"mmcdev=0\0" \
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"mmcrootfstype=ext4 rootwait\0" \
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"finduuid=part uuid mmc ${bootpart} uuid\0" \
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"args_mmc=run finduuid;setenv bootargs console=${console} " \
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"${optargs} " \
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"root=PARTUUID=${uuid} rw " \
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"rootfstype=${mmcrootfstype}\0" \
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"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
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"source ${loadaddr}\0" \
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"bootenvfile=uEnv.txt\0" \
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"importbootenv=echo Importing environment from mmc${mmcdev} ...; " \
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"env import -t ${loadaddr} ${filesize}\0" \
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"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenvfile}\0" \
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"envboot=mmc dev ${mmcdev}; " \
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"if mmc rescan; then " \
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"echo SD/MMC found on device ${mmcdev};" \
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"if run loadbootscript; then " \
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"run bootscript;" \
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"else " \
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"if run loadbootenv; then " \
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"echo Loaded env from ${bootenvfile};" \
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"run importbootenv;" \
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"fi;" \
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"if test -n $uenvcmd; then " \
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"echo Running uenvcmd ...;" \
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"run uenvcmd;" \
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"fi;" \
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"fi;" \
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"fi;\0" \
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/*
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* DDR information. If the CONFIG_NR_DRAM_BANKS is not defined,
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* we say (for simplicity) that we have 1 bank, always, even when
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* we have more. We always start at 0x80000000, and we place the
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* initial stack pointer in our SRAM. Otherwise, we can define
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* CONFIG_NR_DRAM_BANKS before including this file.
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*/
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#ifndef CONFIG_NR_DRAM_BANKS
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#define CONFIG_NR_DRAM_BANKS 1
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#endif
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#define CONFIG_SYS_SDRAM_BASE 0x80000000
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#ifndef CONFIG_SYS_INIT_SP_ADDR
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#define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
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GENERATED_GBL_DATA_SIZE)
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#endif
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/* Timer information. */
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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/* I2C IP block */
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#define CONFIG_I2C
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#define CONFIG_SYS_I2C
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/* MMC/SD IP block */
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#define CONFIG_MMC
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#define CONFIG_GENERIC_MMC
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/* McSPI IP block */
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#define CONFIG_SPI
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/* GPIO block */
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/*
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* The following are general good-enough settings for U-Boot. We set a
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* large malloc pool as we generally have a lot of DDR, and we opt for
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* function over binary size in the main portion of U-Boot as this is
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* generally easily constrained later if needed. We enable the config
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* options that give us information in the environment about what board
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* we are on so we do not need to rely on the command prompt. We set a
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* console baudrate of 115200 and use the default baud rate table.
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*/
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#ifdef CONFIG_DFU_MMC
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#define CONFIG_SYS_MALLOC_LEN ((16 << 20) + CONFIG_SYS_DFU_DATA_BUF_SIZE)
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#else
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#define CONFIG_SYS_MALLOC_LEN (16 << 20)
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#endif
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#define CONFIG_SYS_CONSOLE_INFO_QUIET
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_ENV_VARS_UBOOT_CONFIG /* Strongly encouraged */
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#define CONFIG_ENV_OVERWRITE /* Overwrite ethaddr / serial# */
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/* As stated above, the following choices are optional. */
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_VERSION_VARIABLE
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/* We set the max number of command args high to avoid HUSH bugs. */
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#define CONFIG_SYS_MAXARGS 64
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/* Console I/O Buffer Size */
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#define CONFIG_SYS_CBSIZE 512
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
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+ sizeof(CONFIG_SYS_PROMPT) + 16)
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/*
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* When we have SPI, NOR or NAND flash we expect to be making use of
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* mtdparts, both for ease of use in U-Boot and for passing information
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* on to the Linux kernel.
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*/
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#if defined(CONFIG_SPI_BOOT) || defined(CONFIG_NOR) || defined(CONFIG_NAND) || defined(CONFIG_NAND_DAVINCI)
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#define CONFIG_MTD_DEVICE /* Required for mtdparts */
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#define CONFIG_CMD_MTDPARTS
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#endif
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#define CONFIG_SUPPORT_RAW_INITRD
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/*
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* Common filesystems support. When we have removable storage we
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* enabled a number of useful commands and support.
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*/
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#if defined(CONFIG_MMC) || defined(CONFIG_USB_STORAGE)
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#define CONFIG_DOS_PARTITION
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#define CONFIG_FAT_WRITE
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#define CONFIG_PARTITION_UUIDS
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#define CONFIG_CMD_PART
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#endif
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/*
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* Our platforms make use of SPL to initalize the hardware (primarily
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* memory) enough for full U-Boot to be loaded. We also support Falcon
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* Mode so that the Linux kernel can be booted directly from SPL
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* instead, if desired. We make use of the general SPL framework found
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* under common/spl/. Given our generally common memory map, we set a
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* number of related defaults and sizes here.
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*/
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#if !defined(CONFIG_NOR_BOOT) && \
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!(defined(CONFIG_QSPI_BOOT) && defined(CONFIG_AM43XX))
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#define CONFIG_SPL_FRAMEWORK
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#define CONFIG_SPL_OS_BOOT
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/*
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* Place the image at the start of the ROM defined image space (per
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* CONFIG_SPL_TEXT_BASE and we limit our size to the ROM-defined
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* downloaded image area. We initalize DRAM as soon as we can so that
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* we can place stack, malloc and BSS there. We load U-Boot itself into
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* memory at 0x80800000 for legacy reasons (to not conflict with older
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* SPLs). We have our BSS be placed 2MiB after this, to allow for the
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* default Linux kernel address of 0x80008000 to work with most sized
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* kernels, in the Falcon Mode case. We have the SPL malloc pool at the
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* end of the BSS area. We suggest that the stack be placed at 32MiB after
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* the start of DRAM to allow room for all of the above (handled in Kconfig).
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*/
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#ifndef CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_TEXT_BASE 0x80800000
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#endif
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#ifndef CONFIG_SPL_BSS_START_ADDR
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#define CONFIG_SPL_BSS_START_ADDR 0x80a00000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
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#endif
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#ifndef CONFIG_SYS_SPL_MALLOC_START
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#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
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CONFIG_SPL_BSS_MAX_SIZE)
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#define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
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#endif
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/* RAW SD card / eMMC locations. */
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#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
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#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
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/* FAT sd card locations. */
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#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
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#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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#ifdef CONFIG_SPL_OS_BOOT
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/* FAT */
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#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
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#define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
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/* RAW SD card / eMMC */
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#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
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#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
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#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
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/* spl export command */
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#define CONFIG_CMD_SPL
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#endif
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#ifdef CONFIG_MMC
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#define CONFIG_SPL_LIBDISK_SUPPORT
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#define CONFIG_SPL_MMC_SUPPORT
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#define CONFIG_SPL_FAT_SUPPORT
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#define CONFIG_SPL_EXT_SUPPORT
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#endif
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#define CONFIG_SYS_THUMB_BUILD
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/* General parts of the framework, required. */
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#define CONFIG_SPL_I2C_SUPPORT
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_SERIAL_SUPPORT
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#define CONFIG_SPL_POWER_SUPPORT
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#define CONFIG_SPL_GPIO_SUPPORT
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#define CONFIG_SPL_BOARD_INIT
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#ifdef CONFIG_NAND
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#define CONFIG_SPL_NAND_SUPPORT
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#define CONFIG_SPL_NAND_BASE
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#define CONFIG_SPL_NAND_DRIVERS
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#define CONFIG_SPL_NAND_ECC
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#define CONFIG_SPL_MTD_SUPPORT
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#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#endif
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#endif /* !CONFIG_NOR_BOOT */
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/* Generic Environment Variables */
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#ifdef CONFIG_CMD_NET
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#define NETARGS \
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"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
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"::off\0" \
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"nfsopts=nolock\0" \
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"rootpath=/export/rootfs\0" \
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"netloadimage=tftp ${loadaddr} ${bootfile}\0" \
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"netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \
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"netargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=/dev/nfs " \
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"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
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"ip=dhcp\0" \
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"netboot=echo Booting from network ...; " \
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"setenv autoload no; " \
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"dhcp; " \
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"run netloadimage; " \
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"run netloadfdt; " \
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"run netargs; " \
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"bootz ${loadaddr} - ${fdtaddr}\0"
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#else
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#define NETARGS ""
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#endif
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#include <config_distro_defaults.h>
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#endif /* __CONFIG_TI_ARMV7_COMMON_H__ */
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