From: Amelie Delaunay Date: Tue, 1 Feb 2022 16:05:05 +0000 (+0100) Subject: ARM: dts: stm32: add DMA1, DMA2 and DMAMUX1 on STM32MP13x SoC family X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=54ceceeaee479c3f08ed5a5d0af0d10769567ca5;p=linux.git ARM: dts: stm32: add DMA1, DMA2 and DMAMUX1 on STM32MP13x SoC family 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 Signed-off-by: Alexandre Torgue --- diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi index a1efb545ca3d..97aa173cf99f 100644 --- a/arch/arm/boot/dts/stm32mp131.dtsi +++ b/arch/arm/boot/dts/stm32mp131.dtsi @@ -115,6 +115,50 @@ status = "disabled"; }; + dma1: dma-controller@48000000 { + compatible = "st,stm32-dma"; + reg = <0x48000000 0x400>; + interrupts = , + , + , + , + , + , + , + ; + clocks = <&clk_pclk4>; + #dma-cells = <4>; + st,mem2mem; + dma-requests = <8>; + }; + + dma2: dma-controller@48001000 { + compatible = "st,stm32-dma"; + reg = <0x48001000 0x400>; + interrupts = , + , + , + , + , + , + , + ; + 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>;