mirror of
https://github.com/AsahiLinux/u-boot
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f232950f82
Remove platform CONFIG_SYS_HZ definition for configs a-z*. Signed-off-by: Rob Herring <rob.herring@calxeda.com>
251 lines
7.9 KiB
C
251 lines
7.9 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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/* Common define for many platforms. */
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#define CONFIG_OMAP
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#define CONFIG_OMAP_COMMON
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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_OF_LIBFDT
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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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*/
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#define CONFIG_SYS_LOAD_ADDR 0x80000000
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/*
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* Default to a quick boot delay.
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*/
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#define CONFIG_BOOTDELAY 1
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/*
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* DDR information. We say (for simplicity) that we have 1 bank,
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* always, even when we have more. We always start at 0x80000000,
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* and we place the initial stack pointer in our SRAM.
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*/
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE 0x80000000
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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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/* 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_HARD_I2C
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#define CONFIG_SYS_I2C_SPEED 100000
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#define CONFIG_SYS_I2C_SLAVE 1
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#define CONFIG_I2C_MULTI_BUS
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#define CONFIG_DRIVER_OMAP24XX_I2C
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#define CONFIG_CMD_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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#define CONFIG_OMAP_HSMMC
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#define CONFIG_CMD_MMC
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/* McSPI IP block */
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#define CONFIG_SPI
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#define CONFIG_OMAP3_SPI
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#define CONFIG_CMD_SPI
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/* GPIO block */
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#define CONFIG_OMAP_GPIO
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#define CONFIG_CMD_GPIO
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/*
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* GPMC NAND block. We support 1 device and the physical address to
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* access CS0 at is 0x8000000.
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*/
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#ifdef CONFIG_NAND
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#define CONFIG_NAND_OMAP_GPMC
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#define CONFIG_SYS_NAND_BASE 0x8000000
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_CMD_NAND
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#endif
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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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#define CONFIG_SYS_MALLOC_LEN (1024 << 10)
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT "U-Boot# "
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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)
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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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/*
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* For commands to use, we take the default list and add a few other
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* useful commands. Note that we must have set CONFIG_SYS_NO_FLASH
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* prior to this include, in order to skip a few commands. When we do
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* have flash, if we expect these commands they must be enabled in that
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* config. If desired, a specific list of desired commands can be used
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* instead.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_ECHO
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#define CONFIG_CMD_BOOTZ
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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_CMD_FAT
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#define CONFIG_FAT_WRITE
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#define CONFIG_CMD_EXT2
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#define CONFIG_CMD_EXT4
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#define CONFIG_CMD_FS_GENERIC
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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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#ifndef CONFIG_NOR_BOOT
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#define CONFIG_SPL
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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.
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* We limit our size to the ROM-defined downloaded image area, and use the
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* rest of the space for stack. We load U-Boot itself into memory at
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* 0x80800000 for legacy reasons (to not conflict with older SPLs). We
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* have our BSS be placed 1MiB after this, to allow for the default
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* Linux kernel address of 0x80008000 to work, in the Falcon Mode case.
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* We have the SPL malloc pool at the end of the BSS area.
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*/
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#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
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#define CONFIG_SYS_TEXT_BASE 0x80800000
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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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#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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/* 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_MMC_SD_FAT_BOOT_PARTITION 1
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#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
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#ifdef CONFIG_SPL_OS_BOOT
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#define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + 0x100)
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/* FAT */
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#define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage"
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#define CONFIG_SPL_FAT_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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/* NAND */
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#ifdef CONFIG_NAND
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#define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */
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#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
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#define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
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#endif
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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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#endif
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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_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_AM33XX_BCH /* OMAP4 and later ELM support */
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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_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
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#endif
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#endif /* !CONFIG_NOR_BOOT */
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#endif /* __CONFIG_TI_ARMV7_COMMON_H__ */
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