| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * AM642: SoC specific initialization |
| * |
| * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/ |
| * Keerthy <j-keerthy@ti.com> |
| * Dave Gerlach <d-gerlach@ti.com> |
| */ |
| |
| #include <common.h> |
| #include <spl.h> |
| #include <asm/io.h> |
| #include <asm/arch/hardware.h> |
| #include "common.h" |
| |
| #if defined(CONFIG_SPL_BUILD) |
| |
| void board_init_f(ulong dummy) |
| { |
| #if defined(CONFIG_CPU_V7R) |
| setup_k3_mpu_regions(); |
| #endif |
| |
| /* Init DM early */ |
| spl_early_init(); |
| |
| preloader_console_init(); |
| } |
| |
| u32 spl_boot_mode(const u32 boot_device) |
| { |
| switch (boot_device) { |
| case BOOT_DEVICE_MMC1: |
| return MMCSD_MODE_EMMCBOOT; |
| |
| case BOOT_DEVICE_MMC2: |
| return MMCSD_MODE_FS; |
| |
| default: |
| return MMCSD_MODE_RAW; |
| } |
| } |
| |
| static u32 __get_backup_bootmedia(u32 main_devstat) |
| { |
| u32 bkup_bootmode = |
| (main_devstat & MAIN_DEVSTAT_BACKUP_BOOTMODE_MASK) >> |
| MAIN_DEVSTAT_BACKUP_BOOTMODE_SHIFT; |
| u32 bkup_bootmode_cfg = |
| (main_devstat & MAIN_DEVSTAT_BACKUP_BOOTMODE_CFG_MASK) >> |
| MAIN_DEVSTAT_BACKUP_BOOTMODE_CFG_SHIFT; |
| |
| switch (bkup_bootmode) { |
| case BACKUP_BOOT_DEVICE_UART: |
| return BOOT_DEVICE_UART; |
| |
| case BACKUP_BOOT_DEVICE_USB: |
| return BOOT_DEVICE_USB; |
| |
| case BACKUP_BOOT_DEVICE_ETHERNET: |
| return BOOT_DEVICE_ETHERNET; |
| |
| case BACKUP_BOOT_DEVICE_MMC: |
| if (bkup_bootmode_cfg) |
| return BOOT_DEVICE_MMC2; |
| return BOOT_DEVICE_MMC1; |
| |
| case BACKUP_BOOT_DEVICE_SPI: |
| return BOOT_DEVICE_SPI; |
| |
| case BACKUP_BOOT_DEVICE_I2C: |
| return BOOT_DEVICE_I2C; |
| }; |
| |
| return BOOT_DEVICE_RAM; |
| } |
| |
| static u32 __get_primary_bootmedia(u32 main_devstat) |
| { |
| u32 bootmode = (main_devstat & MAIN_DEVSTAT_PRIMARY_BOOTMODE_MASK) >> |
| MAIN_DEVSTAT_PRIMARY_BOOTMODE_SHIFT; |
| u32 bootmode_cfg = |
| (main_devstat & MAIN_DEVSTAT_PRIMARY_BOOTMODE_CFG_MASK) >> |
| MAIN_DEVSTAT_PRIMARY_BOOTMODE_CFG_SHIFT; |
| |
| switch (bootmode) { |
| case BOOT_DEVICE_OSPI: |
| fallthrough; |
| case BOOT_DEVICE_QSPI: |
| fallthrough; |
| case BOOT_DEVICE_XSPI: |
| fallthrough; |
| case BOOT_DEVICE_SPI: |
| return BOOT_DEVICE_SPI; |
| |
| case BOOT_DEVICE_ETHERNET_RGMII: |
| fallthrough; |
| case BOOT_DEVICE_ETHERNET_RMII: |
| return BOOT_DEVICE_ETHERNET; |
| |
| case BOOT_DEVICE_EMMC: |
| return BOOT_DEVICE_MMC1; |
| |
| case BOOT_DEVICE_MMC: |
| if ((bootmode_cfg & MAIN_DEVSTAT_PRIMARY_MMC_PORT_MASK) >> |
| MAIN_DEVSTAT_PRIMARY_MMC_PORT_SHIFT) |
| return BOOT_DEVICE_MMC2; |
| return BOOT_DEVICE_MMC1; |
| |
| case BOOT_DEVICE_NOBOOT: |
| return BOOT_DEVICE_RAM; |
| } |
| |
| return bootmode; |
| } |
| |
| u32 spl_boot_device(void) |
| { |
| u32 devstat = readl(CTRLMMR_MAIN_DEVSTAT); |
| |
| if (bootindex == K3_PRIMARY_BOOTMODE) |
| return __get_primary_bootmedia(devstat); |
| else |
| return __get_backup_bootmedia(devstat); |
| } |
| #endif |