ARM: dts: stm32: add MDMA on STM32MP13x SoC family

MDMA on STM32MP13x SoCs is the same than on STM32MP15x SoCs: it offers up
to 32 channels and supports 48 requests.
Signed-off-by: NAmelie Delaunay <amelie.delaunay@foss.st.com>
Signed-off-by: NAlexandre Torgue <alexandre.torgue@foss.st.com>

arch/arm/boot/dts/stm32mp131.dtsi

@@ -165,6 +165,16 @@
 			clocks = <&clk_pclk3>;
 		};
 
+		mdma: dma-controller@58000000 {
+			compatible = "st,stm32h7-mdma";
+			reg = <0x58000000 0x1000>;
+			interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk_pclk4>;
+			#dma-cells = <5>;
+			dma-channels = <32>;
+			dma-requests = <48>;
+		};
+
 		sdmmc1: mmc@58005000 {
 			compatible = "st,stm32-sdmmc2", "arm,pl18x", "arm,primecell";
 			arm,primecell-periphid = <0x20253180>;