The STM32MP13 default environment only handles MMC and serial/USB boot.
When TF-A reports BOOT_FLASH_SPINAND the boot_device variable is set to
'spi-nand' but bootcmd_stm32mp never redirects boot_targets to ubifs0,
so distro_bootcmd falls through to MMC/USB.

This change mirrors the STM32MP15 logic:
 - Add a BOOT_TARGET_UBIFS entry to BOOT_TARGET_DEVICES so that
   bootcmd_ubifs0 is defined (ubi part UBI; ubifsmount ubi0:boot).
 - Add the 'spi-nand' / 'nand' clause to bootcmd_stm32mp so that
   boot_targets is set to 'ubifs0' when booting from NAND.

Signed-off-by: Austin Shirley <[email protected]>
Cc: Patrick Delaunay <[email protected]>
Cc: Patrice Chotard <[email protected]>
Cc: Tom Rini <[email protected]>
Cc: [email protected]
---
 include/configs/stm32mp13_common.h | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/include/configs/stm32mp13_common.h 
b/include/configs/stm32mp13_common.h
index 3e3f49abae0..e707b146f90 100644
--- a/include/configs/stm32mp13_common.h
+++ b/include/configs/stm32mp13_common.h
@@ -33,6 +33,12 @@
 #define BOOT_TARGET_MMC1(func)
 #endif
 
+#ifdef CONFIG_CMD_UBIFS
+#define BOOT_TARGET_UBIFS(func)        func(UBIFS, ubifs, 0, UBI, boot)
+#else
+#define BOOT_TARGET_UBIFS(func)
+#endif
+
 #ifdef CONFIG_CMD_USB
 #define BOOT_TARGET_USB(func)  func(USB, usb, 0)
 #else
@@ -41,12 +47,14 @@
 
 #define BOOT_TARGET_DEVICES(func)      \
        BOOT_TARGET_MMC1(func)          \
+       BOOT_TARGET_UBIFS(func)         \
        BOOT_TARGET_MMC0(func)          \
        BOOT_TARGET_USB(func)
 
 /*
  * default bootcmd for stm32mp13:
  * for serial/usb: execute the stm32prog command
+ * for nand or spi-nand boot, distro boot with ubifs on UBI partition
  * for mmc boot (eMMC, SD card), distro boot on the same mmc device
  */
 #define STM32MP_BOOTCMD "bootcmd_stm32mp=" \
@@ -56,7 +64,10 @@
        "else " \
                "run env_check;" \
                "if test ${boot_device} = mmc;" \
-               "then env set boot_targets \"mmc${boot_instance}\"; fi;" \
+               "then env set boot_targets \"mmc${boot_instance}\"; fi; " \
+               "if test ${boot_device} = nand ||" \
+                 " test ${boot_device} = spi-nand ;" \
+               "then env set boot_targets ubifs0; fi;" \
                "run distro_bootcmd;" \
        "fi;\0"
 
-- 
2.54.0

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