mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-22 10:59:43 +09:00
7f63c1e687
- export the function get_bootmode() and reused it in spl code - manage uart instance by alias (prepare v4.19 binding) - solve issue on nand instance - restore console for uart boot Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*/
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#include <common.h>
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#include <dm.h>
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#include <spl.h>
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#include <asm/io.h>
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u32 spl_boot_device(void)
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{
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u32 boot_mode;
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boot_mode = get_bootmode();
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switch (boot_mode) {
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case BOOT_FLASH_SD_1:
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case BOOT_FLASH_EMMC_1:
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return BOOT_DEVICE_MMC1;
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case BOOT_FLASH_SD_2:
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case BOOT_FLASH_EMMC_2:
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return BOOT_DEVICE_MMC2;
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case BOOT_SERIAL_UART_1:
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case BOOT_SERIAL_UART_2:
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case BOOT_SERIAL_UART_3:
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case BOOT_SERIAL_UART_4:
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case BOOT_SERIAL_UART_5:
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case BOOT_SERIAL_UART_6:
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case BOOT_SERIAL_UART_7:
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case BOOT_SERIAL_UART_8:
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return BOOT_DEVICE_UART;
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case BOOT_SERIAL_USB_OTG:
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return BOOT_DEVICE_USB;
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case BOOT_FLASH_NAND_FMC:
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return BOOT_DEVICE_NAND;
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case BOOT_FLASH_NOR_QSPI:
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return BOOT_DEVICE_SPI;
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}
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return BOOT_DEVICE_MMC1;
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}
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u32 spl_boot_mode(const u32 boot_device)
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{
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return MMCSD_MODE_RAW;
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}
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int spl_boot_partition(const u32 boot_device)
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{
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switch (boot_device) {
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case BOOT_DEVICE_MMC1:
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return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION;
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case BOOT_DEVICE_MMC2:
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return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION_MMC2;
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default:
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return -EINVAL;
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}
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}
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void board_init_f(ulong dummy)
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{
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struct udevice *dev;
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int ret;
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arch_cpu_init();
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ret = spl_early_init();
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if (ret) {
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debug("spl_early_init() failed: %d\n", ret);
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hang();
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}
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ret = uclass_get_device(UCLASS_CLK, 0, &dev);
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if (ret) {
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debug("Clock init failed: %d\n", ret);
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return;
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}
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ret = uclass_get_device(UCLASS_RESET, 0, &dev);
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if (ret) {
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debug("Reset init failed: %d\n", ret);
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return;
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}
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ret = uclass_get_device(UCLASS_PINCTRL, 0, &dev);
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if (ret) {
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debug("%s: Cannot find pinctrl device\n", __func__);
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return;
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}
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/* enable console uart printing */
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preloader_console_init();
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ret = uclass_get_device(UCLASS_RAM, 0, &dev);
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if (ret) {
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debug("DRAM init failed: %d\n", ret);
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return;
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}
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}
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