[PATCH] ARM: dts: stm32: add FMC support on STM32MP13x SoC family

Christophe Kerello christophe.kerello at foss.st.com
Tue Mar 28 05:26:06 PDT 2023


This patch adds the FMC support on STM32MP13x SoC family.

Signed-off-by: Christophe Kerello <christophe.kerello at foss.st.com>
---
 arch/arm/boot/dts/stm32mp131.dtsi | 34 +++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi
index 5949473cbbfd..7af3eb15c204 100644
--- a/arch/arm/boot/dts/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/stm32mp131.dtsi
@@ -1137,6 +1137,40 @@ mdma: dma-controller at 58000000 {
 			dma-requests = <48>;
 		};
 
+		fmc: memory-controller at 58002000 {
+			#address-cells = <2>;
+			#size-cells = <1>;
+			compatible = "st,stm32mp1-fmc2-ebi";
+			reg = <0x58002000 0x1000>;
+			clocks = <&rcc FMC_K>;
+			resets = <&rcc FMC_R>;
+			status = "disabled";
+
+			ranges = <0 0 0x60000000 0x04000000>, /* EBI CS 1 */
+				 <1 0 0x64000000 0x04000000>, /* EBI CS 2 */
+				 <2 0 0x68000000 0x04000000>, /* EBI CS 3 */
+				 <3 0 0x6c000000 0x04000000>, /* EBI CS 4 */
+				 <4 0 0x80000000 0x10000000>; /* NAND */
+
+			nand-controller at 4,0 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "st,stm32mp1-fmc2-nfc";
+				reg = <4 0x00000000 0x1000>,
+				      <4 0x08010000 0x1000>,
+				      <4 0x08020000 0x1000>,
+				      <4 0x01000000 0x1000>,
+				      <4 0x09010000 0x1000>,
+				      <4 0x09020000 0x1000>;
+				interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+				dmas = <&mdma 24 0x2 0x12000a02 0x0 0x0>,
+				       <&mdma 24 0x2 0x12000a08 0x0 0x0>,
+				       <&mdma 25 0x2 0x12000a0a 0x0 0x0>;
+				dma-names = "tx", "rx", "ecc";
+				status = "disabled";
+			};
+		};
+
 		sdmmc1: mmc at 58005000 {
 			compatible = "st,stm32-sdmmc2", "arm,pl18x", "arm,primecell";
 			arm,primecell-periphid = <0x20253180>;
-- 
2.25.1




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