From 8fd756bc08589970c11780ab31444b3f905c0ff4 Mon Sep 17 00:00:00 2001
From: "Hudson C. Dalpra" <dalpra.hcd@gmail.com>
Date: Thu, 11 Apr 2024 21:28:21 +1200
Subject: [PATCH] boards: stm: nucleo_g4xx: added flash partitions to work with
 mcuboot

Added code partitioning for ST Nucleo G431RB and G474RE boards.
Defined flash partitions including "mcuboot," "image-0," and "image-1".

Signed-off-by: Hudson C. Dalpra <dalpra.hcd@gmail.com>
---
 boards/st/nucleo_g431rb/nucleo_g431rb.dts | 14 ++++++++++++++
 boards/st/nucleo_g474re/nucleo_g474re.dts | 14 ++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/boards/st/nucleo_g431rb/nucleo_g431rb.dts b/boards/st/nucleo_g431rb/nucleo_g431rb.dts
index 9303087c1d..8984d9d029 100644
--- a/boards/st/nucleo_g431rb/nucleo_g431rb.dts
+++ b/boards/st/nucleo_g431rb/nucleo_g431rb.dts
@@ -20,6 +20,7 @@
 		zephyr,shell-uart = &lpuart1;
 		zephyr,sram = &sram0;
 		zephyr,flash = &flash0;
+		zephyr,code-partition = &slot0_partition;
 	};
 
 	leds: leds {
@@ -49,6 +50,7 @@
 
 	aliases {
 		led0 = &green_led;
+		mcuboot-led0 = &green_led;
 		pwm-led0 = &green_pwm_led;
 		sw0 = &user_button;
 		watchdog0 = &iwdg;
@@ -167,6 +169,18 @@ stm32_lp_tick_source: &lptim1 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 
+		boot_partition: partition@0 {
+			label = "mcuboot";
+			reg = <0x00000000 DT_SIZE_K(34)>;
+		};
+		slot0_partition: partition@8800 {
+			label = "image-0";
+			reg = <0x00008800 DT_SIZE_K(48)>;
+		};
+		slot1_partition: partition@14800 {
+			label = "image-1";
+			reg = <0x00014800 DT_SIZE_K(42)>;
+		};
 		/* Set 4Kb of storage at the end of the 128Kb of flash */
 		storage_partition: partition@1f000 {
 			label = "storage";
diff --git a/boards/st/nucleo_g474re/nucleo_g474re.dts b/boards/st/nucleo_g474re/nucleo_g474re.dts
index 8a87f6e0d0..74b0308d70 100644
--- a/boards/st/nucleo_g474re/nucleo_g474re.dts
+++ b/boards/st/nucleo_g474re/nucleo_g474re.dts
@@ -20,6 +20,7 @@
 		zephyr,sram = &sram0;
 		zephyr,flash = &flash0;
 		zephyr,canbus = &fdcan1;
+		zephyr,code-partition = &slot0_partition;
 	};
 
 	leds: leds {
@@ -49,6 +50,7 @@
 
 	aliases {
 		led0 = &green_led;
+		mcuboot-led0 = &green_led;
 		pwm-led0 = &green_pwm_led;
 		sw0 = &user_button;
 		watchdog0 = &iwdg;
@@ -170,6 +172,18 @@ stm32_lp_tick_source: &lptim1 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 
+		boot_partition: partition@0 {
+			label = "mcuboot";
+			reg = <0x00000000 DT_SIZE_K(34)>;
+		};
+		slot0_partition: partition@8800 {
+			label = "image-0";
+			reg = <0x00008800 DT_SIZE_K(240)>;
+		};
+		slot1_partition: partition@44800 {
+			label = "image-1";
+			reg = <0x00044800 DT_SIZE_K(234)>;
+		};
 		/* Set 4Kb of storage at the end of the 512Kb of flash */
 		storage_partition: partition@7f000 {
 			label = "storage";