mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 22:03:15 +00:00
205b4f33cf
Rename some defines containing FAT in their name to be filesystem generic: MMCSD_MODE_FAT => MMCSD_MODE_FS CONFIG_SPL_FAT_LOAD_ARGS_NAME => CONFIG_SPL_FS_LOAD_ARGS_NAME CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME => CONFIG_SPL_FS_LOAD_PAYLOAD_NAME CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION => CONFIG_SYS_MMC_SD_FS_BOOT_PARTITION Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr> Cc: Tom Rini <trini@ti.com>
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/*
|
|
* boot-common.c
|
|
*
|
|
* Common bootmode functions for omap based boards
|
|
*
|
|
* Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <spl.h>
|
|
#include <asm/omap_common.h>
|
|
#include <asm/arch/omap.h>
|
|
#include <asm/arch/mmc_host_def.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
#include <watchdog.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
void save_omap_boot_params(void)
|
|
{
|
|
u32 rom_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS);
|
|
u8 boot_device;
|
|
u32 dev_desc, dev_data;
|
|
|
|
if ((rom_params < NON_SECURE_SRAM_START) ||
|
|
(rom_params > NON_SECURE_SRAM_END))
|
|
return;
|
|
|
|
/*
|
|
* rom_params can be type casted to omap_boot_parameters and
|
|
* used. But it not correct to assume that romcode structure
|
|
* encoding would be same as u-boot. So use the defined offsets.
|
|
*/
|
|
gd->arch.omap_boot_params.omap_bootdevice = boot_device =
|
|
*((u8 *)(rom_params + BOOT_DEVICE_OFFSET));
|
|
|
|
gd->arch.omap_boot_params.ch_flags =
|
|
*((u8 *)(rom_params + CH_FLAGS_OFFSET));
|
|
|
|
if ((boot_device >= MMC_BOOT_DEVICES_START) &&
|
|
(boot_device <= MMC_BOOT_DEVICES_END)) {
|
|
#if !defined(CONFIG_AM33XX) && !defined(CONFIG_TI81XX) && \
|
|
!defined(CONFIG_AM43XX)
|
|
if ((omap_hw_init_context() ==
|
|
OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)) {
|
|
gd->arch.omap_boot_params.omap_bootmode =
|
|
*((u8 *)(rom_params + BOOT_MODE_OFFSET));
|
|
} else
|
|
#endif
|
|
{
|
|
dev_desc = *((u32 *)(rom_params + DEV_DESC_PTR_OFFSET));
|
|
dev_data = *((u32 *)(dev_desc + DEV_DATA_PTR_OFFSET));
|
|
gd->arch.omap_boot_params.omap_bootmode =
|
|
*((u32 *)(dev_data + BOOT_MODE_OFFSET));
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_DRA7XX
|
|
/*
|
|
* We get different values for QSPI_1 and QSPI_4 being used, but
|
|
* don't actually care about this difference. Rather than
|
|
* mangle the later code, if we're coming in as QSPI_4 just
|
|
* change to the QSPI_1 value.
|
|
*/
|
|
if (gd->arch.omap_boot_params.omap_bootdevice == 11)
|
|
gd->arch.omap_boot_params.omap_bootdevice = BOOT_DEVICE_SPI;
|
|
#endif
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_BUILD
|
|
u32 spl_boot_device(void)
|
|
{
|
|
return (u32) (gd->arch.omap_boot_params.omap_bootdevice);
|
|
}
|
|
|
|
u32 spl_boot_mode(void)
|
|
{
|
|
u32 val = gd->arch.omap_boot_params.omap_bootmode;
|
|
|
|
if (val == MMCSD_MODE_RAW)
|
|
return MMCSD_MODE_RAW;
|
|
else if (val == MMCSD_MODE_FS)
|
|
return MMCSD_MODE_FS;
|
|
else
|
|
#ifdef CONFIG_SUPPORT_EMMC_BOOT
|
|
return MMCSD_MODE_EMMCBOOT;
|
|
#else
|
|
return MMCSD_MODE_UNDEFINED;
|
|
#endif
|
|
}
|
|
|
|
void spl_board_init(void)
|
|
{
|
|
#ifdef CONFIG_SPL_NAND_SUPPORT
|
|
gpmc_init();
|
|
#endif
|
|
#if defined(CONFIG_AM33XX) && defined(CONFIG_SPL_MUSB_NEW_SUPPORT)
|
|
arch_misc_init();
|
|
#endif
|
|
#if defined(CONFIG_HW_WATCHDOG)
|
|
hw_watchdog_init();
|
|
#endif
|
|
#ifdef CONFIG_AM33XX
|
|
am33xx_spl_board_init();
|
|
#endif
|
|
}
|
|
|
|
int board_mmc_init(bd_t *bis)
|
|
{
|
|
switch (spl_boot_device()) {
|
|
case BOOT_DEVICE_MMC1:
|
|
omap_mmc_init(0, 0, 0, -1, -1);
|
|
break;
|
|
case BOOT_DEVICE_MMC2:
|
|
case BOOT_DEVICE_MMC2_2:
|
|
omap_mmc_init(1, 0, 0, -1, -1);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
|
|
{
|
|
typedef void __noreturn (*image_entry_noargs_t)(u32 *);
|
|
image_entry_noargs_t image_entry =
|
|
(image_entry_noargs_t) spl_image->entry_point;
|
|
|
|
debug("image entry point: 0x%X\n", spl_image->entry_point);
|
|
/* Pass the saved boot_params from rom code */
|
|
image_entry((u32 *)&gd->arch.omap_boot_params);
|
|
}
|
|
#endif
|