From 33e52f9bd9d97b7fadc34f5747aae024d0571104 Mon Sep 17 00:00:00 2001
From: iabdalkader <i.abdalkader@gmail.com>
Date: Thu, 23 Oct 2025 09:44:08 +0200
Subject: [PATCH] variants/arduino_portenta_h7_stm32h747xx_m7: Update board
 config.

- Increase heap size.
- Fix flash partitions.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
---
 .../arduino_portenta_h7_stm32h747xx_m7.conf     |  2 +-
 .../arduino_portenta_h7_stm32h747xx_m7.overlay  | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.conf b/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.conf
index 6c0b575eb..a9b62bfc6 100644
--- a/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.conf
+++ b/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.conf
@@ -12,7 +12,7 @@ CONFIG_CDC_ACM_DTE_RATE_CALLBACK_SUPPORT=y
 CONFIG_LLEXT_STORAGE_WRITABLE=n
 
 CONFIG_SHARED_MULTI_HEAP=y
-CONFIG_HEAP_MEM_POOL_SIZE=2048
+CONFIG_HEAP_MEM_POOL_SIZE=65536
 
 CONFIG_FPU=y
 CONFIG_ICACHE=y
diff --git a/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.overlay b/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.overlay
index 36643e3d9..9f760d762 100644
--- a/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.overlay
+++ b/variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.overlay
@@ -264,6 +264,7 @@
 	soc {
 		flash-controller@52002000 {
 			flash0: flash@8000000 {
+				/delete-node/ partitions;
 				compatible = "st,stm32-nv-flash", "soc-nv-flash";
 				write-block-size = <32>;
 				erase-block-size = <DT_SIZE_K(128)>;
@@ -278,6 +279,22 @@
 					#address-cells = <1>;
 					#size-cells = <1>;
 
+					boot_partition: partition@0 {
+							label = "mcuboot";
+							reg = <0x00000000 0x00020000>;
+							read-only;
+					};
+
+					scratch_partition: partition@20000 {
+							label = "image-scratch";
+							reg = <0x00020000 0x00020000>;
+					};
+
+					slot0_partition: partition@40000 {
+							label = "image-0";
+							reg = <0x00040000 0x000C0000>;
+					};
+
 					user_sketch: partition@e0000 {
 						reg = <0x0E0000 0x20000>;
 					};