Messages in this thread Patch in this message | | | From | Pierre-Yves MORDRET <> | Subject | [PATCH v1 4/4] ARM: dts: stm32: Add DMAMUX support on STM32MP157C | Date | Fri, 20 Apr 2018 11:14:41 +0200 |
| |
Activate DMAMUX for STM32MP157C
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com> --- Version history: v1: * Initial --- --- arch/arm/boot/dts/stm32mp157c.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi index 3c0ca6c..da4c39e 100644 --- a/arch/arm/boot/dts/stm32mp157c.dtsi +++ b/arch/arm/boot/dts/stm32mp157c.dtsi @@ -174,6 +174,7 @@ clocks = <&rcc DMA1>; #dma-cells = <4>; st,mem2mem; + dma-requests = <8>; }; dma2: dma@48001000 { @@ -190,6 +191,17 @@ clocks = <&rcc DMA2>; #dma-cells = <4>; st,mem2mem; + dma-requests = <8>; + }; + + dmamux1: dma-router@48002000 { + compatible = "st,stm32h7-dmamux"; + reg = <0x48002000 0x1c>; + #dma-cells = <3>; + dma-requests = <128>; + dma-masters = <&dma1 &dma2>; + dma-channels = <16>; + clocks = <&rcc DMAMUX>; }; rcc: rcc@50000000 { -- 2.7.4
| |