mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 17:07:38 +00:00
ce7ad57390
Enable config options required to add support for USB Mass storage boot, USB DFU boot, host and device modes in U-Boot. Signed-off-by: Aswath Govindraju <a-govindraju@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Link: https://lore.kernel.org/r/20210604163043.12811-11-a-govindraju@ti.com
124 lines
4 KiB
C
124 lines
4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Configuration header file for K3 AM642 SoC family
|
|
*
|
|
* Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
|
|
* Keerthy <j-keerthy@ti.com>
|
|
*/
|
|
|
|
#ifndef __CONFIG_AM642_EVM_H
|
|
#define __CONFIG_AM642_EVM_H
|
|
|
|
#include <linux/sizes.h>
|
|
#include <config_distro_bootcmd.h>
|
|
#include <environment/ti/mmc.h>
|
|
#include <asm/arch/am64_hardware.h>
|
|
#include <environment/ti/k3_dfu.h>
|
|
|
|
/* DDR Configuration */
|
|
#define CONFIG_SYS_SDRAM_BASE1 0x880000000
|
|
|
|
#ifdef CONFIG_SYS_K3_SPL_ATF
|
|
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "tispl.bin"
|
|
#endif
|
|
|
|
#ifndef CONFIG_CPU_V7R
|
|
#define CONFIG_SKIP_LOWLEVEL_INIT
|
|
#endif
|
|
|
|
#define CONFIG_SPL_MAX_SIZE CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE
|
|
#if defined(CONFIG_TARGET_AM642_A53_EVM)
|
|
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SPL_TEXT_BASE + \
|
|
CONFIG_SYS_K3_NON_SECURE_MSRAM_SIZE - 4)
|
|
#else
|
|
/*
|
|
* Maximum size in memory allocated to the SPL BSS. Keep it as tight as
|
|
* possible (to allow the build to go through), as this directly affects
|
|
* our memory footprint. The less we use for BSS the more we have available
|
|
* for everything else.
|
|
*/
|
|
#define CONFIG_SPL_BSS_MAX_SIZE 0x1000
|
|
/*
|
|
* Link BSS to be within SPL in a dedicated region located near the top of
|
|
* the MCU SRAM, this way making it available also before relocation. Note
|
|
* that we are not using the actual top of the MCU SRAM as there is a memory
|
|
* location filled in by the boot ROM that we want to read out without any
|
|
* interference from the C context.
|
|
*/
|
|
#define CONFIG_SPL_BSS_START_ADDR (TI_SRAM_SCRATCH_BOARD_EEPROM_START -\
|
|
CONFIG_SPL_BSS_MAX_SIZE)
|
|
/* Set the stack right below the SPL BSS section */
|
|
#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SPL_BSS_START_ADDR
|
|
/* Configure R5 SPL post-relocation malloc pool in DDR */
|
|
#define CONFIG_SYS_SPL_MALLOC_START 0x84000000
|
|
#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_16M
|
|
#endif
|
|
|
|
#define PARTS_DEFAULT \
|
|
/* Linux partitions */ \
|
|
"name=rootfs,start=0,size=-,uuid=${uuid_gpt_rootfs}\0"
|
|
|
|
/* U-Boot general configuration */
|
|
#define EXTRA_ENV_AM642_BOARD_SETTINGS \
|
|
"findfdt=" \
|
|
"if test $board_name = am64x_gpevm; then " \
|
|
"setenv fdtfile k3-am642-evm.dtb; fi; " \
|
|
"if test $board_name = am64x_skevm; then " \
|
|
"setenv fdtfile k3-am642-sk.dtb; fi;" \
|
|
"if test $fdtfile = undefined; then " \
|
|
"echo WARNING: Could not determine device tree to use; fi; \0" \
|
|
"name_kern=Image\0" \
|
|
"console=ttyS2,115200n8\0" \
|
|
"args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000 " \
|
|
"${mtdparts}\0" \
|
|
"run_kern=booti ${loadaddr} ${rd_spec} ${fdtaddr}\0"
|
|
|
|
/* U-Boot MMC-specific configuration */
|
|
#define EXTRA_ENV_AM642_BOARD_SETTINGS_MMC \
|
|
"boot=mmc\0" \
|
|
"mmcdev=1\0" \
|
|
"bootpart=1:2\0" \
|
|
"bootdir=/boot\0" \
|
|
"rd_spec=-\0" \
|
|
"init_mmc=run args_all args_mmc\0" \
|
|
"get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
|
|
"get_overlay_mmc=" \
|
|
"fdt address ${fdtaddr};" \
|
|
"fdt resize 0x100000;" \
|
|
"for overlay in $name_overlays;" \
|
|
"do;" \
|
|
"load mmc ${bootpart} ${dtboaddr} ${bootdir}/${overlay} && " \
|
|
"fdt apply ${dtboaddr};" \
|
|
"done;\0" \
|
|
"get_kern_mmc=load mmc ${bootpart} ${loadaddr} " \
|
|
"${bootdir}/${name_kern}\0" \
|
|
"get_fit_mmc=load mmc ${bootpart} ${addr_fit} " \
|
|
"${bootdir}/${name_fit}\0" \
|
|
"partitions=" PARTS_DEFAULT
|
|
|
|
#define EXTRA_ENV_DFUARGS \
|
|
DFU_ALT_INFO_MMC \
|
|
DFU_ALT_INFO_EMMC \
|
|
DFU_ALT_INFO_RAM \
|
|
DFU_ALT_INFO_OSPI
|
|
|
|
/* Incorporate settings into the U-Boot environment */
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
|
DEFAULT_LINUX_BOOT_ENV \
|
|
DEFAULT_MMC_TI_ARGS \
|
|
EXTRA_ENV_AM642_BOARD_SETTINGS \
|
|
EXTRA_ENV_AM642_BOARD_SETTINGS_MMC \
|
|
EXTRA_ENV_DFUARGS
|
|
|
|
/* Now for the remaining common defines */
|
|
#include <configs/ti_armv7_common.h>
|
|
|
|
#define CONFIG_SYS_USB_FAT_BOOT_PARTITION 1
|
|
|
|
/* MMC ENV related defines */
|
|
#ifdef CONFIG_ENV_IS_IN_MMC
|
|
#define CONFIG_SYS_MMC_ENV_DEV 0
|
|
#define CONFIG_SYS_MMC_ENV_PART 1
|
|
#endif
|
|
|
|
#endif /* __CONFIG_AM642_EVM_H */
|