| Message ID | 1506694735-14227-1-git-send-email-pierre-yves.mordret@st.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Hi On 09/29/2017 04:18 PM, Pierre-Yves MORDRET wrote: > This patch adds DMAMUX support for STM32H743 SoC. > > Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com> > --- > Version history: > v3: > * Rebase on v4.14-rc2 > v2: > * Update DTS to be compliant with up-streamed bindings > v1: > * Initial > --- > --- > arch/arm/boot/dts/stm32h743.dtsi | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi > index 58ec227..e8457f6 100644 > --- a/arch/arm/boot/dts/stm32h743.dtsi > +++ b/arch/arm/boot/dts/stm32h743.dtsi Applied on stm32-dt-for-v4.15 branch. Thanks Alex > @@ -121,6 +121,7 @@ > clocks = <&timer_clk>; > #dma-cells = <4>; > st,mem2mem; > + dma-requests = <8>; > status = "disabled"; > }; > > @@ -138,6 +139,7 @@ > clocks = <&timer_clk>; > #dma-cells = <4>; > st,mem2mem; > + dma-requests = <8>; > status = "disabled"; > }; > > @@ -193,6 +195,16 @@ > status = "disabled"; > }; > }; > + > + dmamux1: dma-router@40020800 { > + compatible = "st,stm32h7-dmamux"; > + reg = <0x40020800 0x1c>; > + #dma-cells = <3>; > + dma-channels = <16>; > + dma-requests = <128>; > + dma-masters = <&dma1 &dma2>; > + clocks = <&timer_clk>; > + }; > }; > }; > >
diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi index 58ec227..e8457f6 100644 --- a/arch/arm/boot/dts/stm32h743.dtsi +++ b/arch/arm/boot/dts/stm32h743.dtsi @@ -121,6 +121,7 @@ clocks = <&timer_clk>; #dma-cells = <4>; st,mem2mem; + dma-requests = <8>; status = "disabled"; }; @@ -138,6 +139,7 @@ clocks = <&timer_clk>; #dma-cells = <4>; st,mem2mem; + dma-requests = <8>; status = "disabled"; }; @@ -193,6 +195,16 @@ status = "disabled"; }; }; + + dmamux1: dma-router@40020800 { + compatible = "st,stm32h7-dmamux"; + reg = <0x40020800 0x1c>; + #dma-cells = <3>; + dma-channels = <16>; + dma-requests = <128>; + dma-masters = <&dma1 &dma2>; + clocks = <&timer_clk>; + }; }; };
This patch adds DMAMUX support for STM32H743 SoC. Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com> --- Version history: v3: * Rebase on v4.14-rc2 v2: * Update DTS to be compliant with up-streamed bindings v1: * Initial --- --- arch/arm/boot/dts/stm32h743.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+)