[PATCH v3] ARM: dts: stm32: Add DMAMUX support for STM32H743 SoC
Alexandre Torgue
alexandre.torgue at st.com
Fri Oct 6 06:02:41 PDT 2017
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 at 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 at 40020800 {
> + compatible = "st,stm32h7-dmamux";
> + reg = <0x40020800 0x1c>;
> + #dma-cells = <3>;
> + dma-channels = <16>;
> + dma-requests = <128>;
> + dma-masters = <&dma1 &dma2>;
> + clocks = <&timer_clk>;
> + };
> };
> };
>
>
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