Include both PDK2 and DRC02 DTs in the DHCOM fitImage .its and implement
support in SPL to select the correct configuration entry for U-Boot by
using the machine compatible string from SPL DT.

Signed-off-by: Marek Vasut <[email protected]>
Cc: Patrice Chotard <[email protected]>
Cc: Patrick Delaunay <[email protected]>
---
 board/dhelectronics/dh_stm32mp1/board.c        |  8 ++++++--
 .../dhelectronics/dh_stm32mp1/u-boot-dhcom.its | 18 +++++++++++++++++-
 .../dhelectronics/dh_stm32mp1/u-boot-dhcor.its |  3 ++-
 configs/stm32mp15_dhcom_basic_defconfig        |  1 +
 4 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/board/dhelectronics/dh_stm32mp1/board.c 
b/board/dhelectronics/dh_stm32mp1/board.c
index 17018716fd..c9abe3cc6d 100644
--- a/board/dhelectronics/dh_stm32mp1/board.c
+++ b/board/dhelectronics/dh_stm32mp1/board.c
@@ -237,9 +237,13 @@ int board_early_init_f(void)
 #ifdef CONFIG_SPL_LOAD_FIT
 int board_fit_config_name_match(const char *name)
 {
-       char test[20];
+       const char *compat;
+       char test[128];
 
-       snprintf(test, sizeof(test), "somrev%d_boardrev%d", somcode, brdcode);
+       compat = fdt_getprop(gd->fdt_blob, 0, "compatible", NULL);
+
+       snprintf(test, sizeof(test), "%s_somrev%d_boardrev%d",
+               compat, somcode, brdcode);
 
        if (!strcmp(name, test))
                return 0;
diff --git a/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its 
b/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its
index 2776c41af1..d8a1a28a11 100644
--- a/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its
+++ b/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its
@@ -23,17 +23,33 @@
                        arch = "arm";
                        compression = "none";
                };
+
+               fdt-2 {
+                       description = ".dtb";
+                       data = 
/incbin/("arch/arm/dts/stm32mp15xx-dhcom-drc02.dtb");
+                       type = "flat_dt";
+                       arch = "arm";
+                       compression = "none";
+               };
        };
 
        configurations {
                default = "config-1";
 
                config-1 {
-                       description = "somrev0_boardrev0"; /* SoM+board model */
+                       /* DT+SoM+board model */
+                       description = 
"dh,stm32mp15xx-dhcom-pdk2_somrev0_boardrev0";
                        loadables = "uboot";
                        fdt = "fdt-1";
                };
 
+               config-2 {
+                       /* DT+SoM+board model */
+                       description = 
"dh,stm32mp15xx-dhcom-drc02_somrev0_boardrev0";
+                       loadables = "uboot";
+                       fdt = "fdt-2";
+               };
+
                /* Add 587-100..587-400 with fdt-2..fdt-4 here */
        };
 };
diff --git a/board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its 
b/board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its
index 8844508f1a..7419684f55 100644
--- a/board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its
+++ b/board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its
@@ -29,7 +29,8 @@
                default = "config-1";
 
                config-1 {
-                       description = "somrev0_boardrev1"; /* SoM+board model */
+                       /* DT+SoM+board model */
+                       description = 
"arrow,stm32mp15xx-avenger96_somrev0_boardrev1";
                        loadables = "uboot";
                        fdt = "fdt-1";
                };
diff --git a/configs/stm32mp15_dhcom_basic_defconfig 
b/configs/stm32mp15_dhcom_basic_defconfig
index dc85625a8b..c70414e23b 100644
--- a/configs/stm32mp15_dhcom_basic_defconfig
+++ b/configs/stm32mp15_dhcom_basic_defconfig
@@ -57,6 +57,7 @@ CONFIG_CMD_REGULATOR=y
 CONFIG_CMD_EXT4_WRITE=y
 CONFIG_CMD_MTDPARTS=y
 # CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_OF_LIST="stm32mp15xx-dhcom-pdk2 stm32mp15xx-dhcom-drc02"
 CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-names interrupts-extended 
interrupt-controller \\\#interrupt-cells interrupt-parent dmas dma-names 
assigned-clocks assigned-clock-rates assigned-clock-parents hwlocks"
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_USE_ENV_SPI_BUS=y
-- 
2.27.0

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