DMA1 and DMA2 on STM32MP13x SoCs are the same than on STM32MP15x SoCs: they offer up to 8 channels and request lines are routed through DMAMUX1. Signed-off-by: Amelie Delaunay <amelie.delaunay@xxxxxxxxxxx> --- arch/arm/boot/dts/stm32mp131.dtsi | 44 +++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi index 86126dc0d898..e64fa10ac245 100644 --- a/arch/arm/boot/dts/stm32mp131.dtsi +++ b/arch/arm/boot/dts/stm32mp131.dtsi @@ -115,6 +115,50 @@ uart4: serial@40010000 { status = "disabled"; }; + dma1: dma-controller@48000000 { + compatible = "st,stm32-dma"; + reg = <0x48000000 0x400>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk_pclk4>; + #dma-cells = <4>; + st,mem2mem; + dma-requests = <8>; + }; + + dma2: dma-controller@48001000 { + compatible = "st,stm32-dma"; + reg = <0x48001000 0x400>; + interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk_pclk4>; + #dma-cells = <4>; + st,mem2mem; + dma-requests = <8>; + }; + + dmamux1: dma-router@48002000 { + compatible = "st,stm32h7-dmamux"; + reg = <0x48002000 0x40>; + clocks = <&clk_pclk4>; + #dma-cells = <3>; + dma-masters = <&dma1 &dma2>; + dma-requests = <128>; + dma-channels = <16>; + }; + syscfg: syscon@50020000 { compatible = "st,stm32mp157-syscfg", "syscon"; reg = <0x50020000 0x400>; -- 2.25.1