Re: [PATCH v1 1/2] ARM: dts: vfxxx: Enable DMA for DSPI on Vybrid

From: Stefan Agner
Date: Mon Oct 03 2016 - 14:11:53 EST


On 2016-10-03 05:50, Sanchayan Maity wrote:
> Enable DMA for DSPI on Vybrid.

Hm, we have that in 4.4 already, is that meant for 4.1?

>
> Signed-off-by: Sanchayan Maity <maitysanchayan@xxxxxxxxx>
> ---
> arch/arm/boot/dts/vf-colibri.dtsi | 4 ++++
> arch/arm/boot/dts/vfxxx.dtsi | 6 ++++++
> 2 files changed, 10 insertions(+)
>
> diff --git a/arch/arm/boot/dts/vf-colibri.dtsi
> b/arch/arm/boot/dts/vf-colibri.dtsi
> index b741709..21bfef9 100644
> --- a/arch/arm/boot/dts/vf-colibri.dtsi
> +++ b/arch/arm/boot/dts/vf-colibri.dtsi
> @@ -108,6 +108,10 @@
> status = "okay";
> };
>
> +&edma1 {
> + status = "okay";
> +};
> +
> &esdhc1 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_esdhc1>;
> diff --git a/arch/arm/boot/dts/vfxxx.dtsi b/arch/arm/boot/dts/vfxxx.dtsi
> index 2c13ec6..eac4213 100644
> --- a/arch/arm/boot/dts/vfxxx.dtsi
> +++ b/arch/arm/boot/dts/vfxxx.dtsi
> @@ -194,6 +194,9 @@
> clocks = <&clks VF610_CLK_DSPI0>;
> clock-names = "dspi";
> spi-num-chipselects = <6>;
> + dmas = <&edma1 1 12>,
> + <&edma1 1 13>;
> + dma-names = "rx", "tx";
> status = "disabled";
> };
>
> @@ -206,6 +209,9 @@
> clocks = <&clks VF610_CLK_DSPI1>;
> clock-names = "dspi";
> spi-num-chipselects = <4>;
> + dmas = <&edma1 1 14>,
> + <&edma1 1 15>;
> + dma-names = "rx", "tx";
> status = "disabled";
> };