4 files changed, 140 insertions, 1 deletions
diff --git a/board/dhelectronics/dh_stm32mp1/Kconfig b/board/dhelectronics/dh_stm32mp1/Kconfig
index 8eab986640..0a839f2546 100644
--- a/board/dhelectronics/dh_stm32mp1/Kconfig
+++ b/board/dhelectronics/dh_stm32mp1/Kconfig
@@ -7,7 +7,7 @@ config SYS_VENDOR
 	default "dhelectronics"
 
 config SYS_CONFIG_NAME
-	default "stm32mp1"
+	default "dh_stm32mp1"
 
 config ENV_SECT_SIZE
 	default 0x10000 if ENV_IS_IN_SPI_FLASH
diff --git a/board/dhelectronics/dh_stm32mp1/board.c b/board/dhelectronics/dh_stm32mp1/board.c
index 322558157e..5193868d7c 100644
--- a/board/dhelectronics/dh_stm32mp1/board.c
+++ b/board/dhelectronics/dh_stm32mp1/board.c
@@ -133,6 +133,62 @@ int checkboard(void)
 	return 0;
 }
 
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+static u8 brdcode __section("data");
+static u8 somcode __section("data");
+
+static void board_get_coding_straps(void)
+{
+	struct gpio_desc gpio[4];
+	ofnode node;
+	int i, ret;
+
+	node = ofnode_path("/config");
+	if (!ofnode_valid(node)) {
+		printf("%s: no /config node?\n", __func__);
+		return;
+	}
+
+	brdcode = 0;
+	somcode = 0;
+
+	ret = gpio_request_list_by_name_nodev(node, "dh,som-coding-gpios",
+					      gpio, ARRAY_SIZE(gpio),
+					      GPIOD_IS_IN);
+	for (i = 0; i < ret; i++)
+		somcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
+
+	ret = gpio_request_list_by_name_nodev(node, "dh,board-coding-gpios",
+					      gpio, ARRAY_SIZE(gpio),
+					      GPIOD_IS_IN);
+	for (i = 0; i < ret; i++)
+		brdcode |= !!dm_gpio_get_value(&(gpio[i])) << i;
+
+	printf("Code:  SoM:rev=%d Board:rev=%d\n", somcode, brdcode);
+}
+
+int board_early_init_f(void)
+{
+	board_get_coding_straps();
+
+	return 0;
+}
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+	char test[20];
+
+	snprintf(test, sizeof(test), "somrev%d_boardrev%d", somcode, brdcode);
+
+	if (!strcmp(name, test))
+		return 0;
+
+	return -EINVAL;
+}
+#endif
+#endif
+
 static void board_key_check(void)
 {
 #if defined(CONFIG_FASTBOOT) || defined(CONFIG_CMD_STM32PROG)
@@ -478,6 +534,11 @@ int board_late_init(void)
 	if (!strcmp(boot_device, "serial") || !strcmp(boot_device, "usb"))
 		env_set("bootdelay", "0");
 
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+	env_set_ulong("dh_som_rev", somcode);
+	env_set_ulong("dh_board_rev", brdcode);
+#endif
+
 	return 0;
 }
 
diff --git a/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its b/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its
new file mode 100644
index 0000000000..2776c41af1
--- /dev/null
+++ b/board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its
@@ -0,0 +1,39 @@
+/dts-v1/;
+
+/ {
+	description = "U-Boot mainline";
+	#address-cells = <1>;
+
+	images {
+		uboot {
+			description = "U-Boot (32-bit)";
+			data = /incbin/("u-boot-nodtb.bin");
+			type = "standalone";
+			os = "U-Boot";
+			arch = "arm";
+			compression = "none";
+			load = <0xc0100000>;
+			entry = <0xc0100000>;
+		};
+
+		fdt-1 {
+			description = ".dtb";
+			data = /incbin/("arch/arm/dts/stm32mp15xx-dhcom-pdk2.dtb");
+			type = "flat_dt";
+			arch = "arm";
+			compression = "none";
+		};
+	};
+
+	configurations {
+		default = "config-1";
+
+		config-1 {
+			description = "somrev0_boardrev0"; /* SoM+board model */
+			loadables = "uboot";
+			fdt = "fdt-1";
+		};
+
+		/* 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
new file mode 100644
index 0000000000..8844508f1a
--- /dev/null
+++ b/board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its
@@ -0,0 +1,39 @@
+/dts-v1/;
+
+/ {
+	description = "U-Boot mainline";
+	#address-cells = <1>;
+
+	images {
+		uboot {
+			description = "U-Boot (32-bit)";
+			data = /incbin/("u-boot-nodtb.bin");
+			type = "standalone";
+			os = "U-Boot";
+			arch = "arm";
+			compression = "none";
+			load = <0xc0100000>;
+			entry = <0xc0100000>;
+		};
+
+		fdt-1 {
+			description = ".dtb";
+			data = /incbin/("arch/arm/dts/stm32mp15xx-dhcor-avenger96.dtb");
+			type = "flat_dt";
+			arch = "arm";
+			compression = "none";
+		};
+	};
+
+	configurations {
+		default = "config-1";
+
+		config-1 {
+			description = "somrev0_boardrev1"; /* SoM+board model */
+			loadables = "uboot";
+			fdt = "fdt-1";
+		};
+
+		/* Add 586-200..586-400 with fdt-2..fdt-4 here */
+	};
+};