arm: stm32: Add DTS describing ROM bootloader for f0/f4

Add the ROM bootloader devicetree details for a few stm32 SoCs. Signed-off-by: Peter Johanson <[email protected]>
zmkfirmware · Dec 2, 2024 · ea084fa · ea084fa
1 parent 439da28
commit ea084fa
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diff --git a/dts/arm/st/f0/stm32f072.dtsi b/dts/arm/st/f0/stm32f072.dtsi
@@ -10,6 +10,12 @@
 	soc {
 		compatible = "st,stm32f072", "st,stm32f0", "simple-bus";
 
+		rom_bootloader: rom_bootloader@0x1FFFC800 {
+			compatible = "st,stm32-bootloader";
+			reg = <0x1FFFC800 DT_SIZE_K(12)>;
+			status = "reserved";
+		};
+
 		can1: can@40006400 {
 			compatible = "st,stm32-bxcan";
 			reg = <0x40006400 0x400>;

diff --git a/dts/arm/st/f4/stm32f401.dtsi b/dts/arm/st/f4/stm32f401.dtsi
@@ -18,6 +18,12 @@
 	soc {
 		compatible = "st,stm32f401", "st,stm32f4", "simple-bus";
 
+		bootloader: bootloader@0x1FFF0000 {
+			compatible = "st,stm32-bootloader";
+			reg = <0x1FFF0000 DT_SIZE_K(29)>;
+			status = "reserved";
+		};
+
 		spi2: spi@40003800 {
 			compatible = "st,stm32-spi";
 			#address-cells = <1>;

diff --git a/dts/arm/st/f4/stm32f411.dtsi b/dts/arm/st/f4/stm32f411.dtsi
@@ -10,6 +10,13 @@
 	soc {
 		compatible = "st,stm32f411", "st,stm32f4", "simple-bus";
 
+
+		rom_bootloader: rom_bootloader@0x1FFF0000 {
+			compatible = "st,stm32-bootloader";
+			reg = <0x1FFF0000 DT_SIZE_K(29)>;
+			status = "reserved";
+		};
+
 		spi5: spi@40015000 {
 			compatible = "st,stm32-spi";
 			#address-cells = <1>;