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@@ -235,6 +235,35 @@ u32 spl_mmc_boot_mode(const u32 boot_device)
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}
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}
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+static u32 __get_backup_bootmedia(u32 main_devstat)
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+{
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+ u32 bkup_boot = (main_devstat & MAIN_DEVSTAT_BKUP_BOOTMODE_MASK) >>
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+ MAIN_DEVSTAT_BKUP_BOOTMODE_SHIFT;
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+
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+ switch (bkup_boot) {
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+ case BACKUP_BOOT_DEVICE_USB:
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+ return BOOT_DEVICE_DFU;
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+ case BACKUP_BOOT_DEVICE_UART:
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+ return BOOT_DEVICE_UART;
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+ case BACKUP_BOOT_DEVICE_ETHERNET:
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+ return BOOT_DEVICE_ETHERNET;
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+ case BACKUP_BOOT_DEVICE_MMC2:
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+ {
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+ u32 port = (main_devstat & MAIN_DEVSTAT_BKUP_MMC_PORT_MASK) >>
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+ MAIN_DEVSTAT_BKUP_MMC_PORT_SHIFT;
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+ if (port == 0x0)
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+ return BOOT_DEVICE_MMC1;
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+ return BOOT_DEVICE_MMC2;
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+ }
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+ case BACKUP_BOOT_DEVICE_SPI:
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+ return BOOT_DEVICE_SPI;
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+ case BACKUP_BOOT_DEVICE_I2C:
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+ return BOOT_DEVICE_I2C;
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+ }
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+
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+ return BOOT_DEVICE_RAM;
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+}
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+
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static u32 __get_primary_bootmedia(u32 main_devstat, u32 wkup_devstat)
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{
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@@ -271,8 +300,10 @@ u32 spl_boot_device(void)
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/* MAIN CTRL MMR can only be read if MCU ONLY is 0 */
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main_devstat = readl(CTRLMMR_MAIN_DEVSTAT);
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- /* ToDo: Add support for backup boot media */
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- return __get_primary_bootmedia(main_devstat, wkup_devstat);
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+ if (bootindex == K3_PRIMARY_BOOTMODE)
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+ return __get_primary_bootmedia(main_devstat, wkup_devstat);
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+ else
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+ return __get_backup_bootmedia(main_devstat);
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}
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#endif
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