Re: [PATCH v3 2/2] arm64: dts: qcom: sm6125: Add GPI DMA nodes

Konrad Dybcio
2022-12-22T19:47:35Z

On 22.12.2022 20:46, Marijn Suijten wrote:
> From: Martin Botka <martin.botka@somainline.org>
>
> Add nodes for GPI DMA hosts on SM6125.
>
> Signed-off-by: Martin Botka <martin.botka@somainline.org>
> [Marijn: reorder properties, use sdm845 fallback compatible, disable by
> default, use 3 instead of 5 dma cells]
> Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
> arch/arm64/boot/dts/qcom/sm6125.dtsi | 37 ++++++++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> index 7c326368e30d..6f9b56a937c6 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> @@ -5,6 +5,7 @@
>
> #include <dt-bindings/clock/qcom,gcc-sm6125.h>
> #include <dt-bindings/clock/qcom,rpmcc.h>
> +#include <dt-bindings/dma/qcom-gpi.h>
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/power/qcom-rpmpd.h>
> @@ -510,6 +511,42 @@ sdhc_2: mmc@4784000 {
> status = "disabled";
> };
>
> + gpi_dma0: dma-controller@4a00000 {
> + compatible = "qcom,sm6125-gpi-dma", "qcom,sdm845-gpi-dma";
> + reg = <0x04a00000 0x60000>;
> + interrupts = <GIC_SPI 335 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 336 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 337 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 338 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 339 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 340 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 341 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 342 IRQ_TYPE_LEVEL_HIGH>;
> + dma-channels = <8>;
> + dma-channel-mask = <0x1f>;
> + iommus = <&apps_smmu 0x136 0x0>;
> + #dma-cells = <3>;
> + status = "disabled";
> + };
> +
> + gpi_dma1: dma-controller@4c00000 {
> + compatible = "qcom,sm6125-gpi-dma", "qcom,sdm845-gpi-dma";
> + reg = <0x04c00000 0x60000>;
> + interrupts = <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 319 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 320 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 321 IRQ_TYPE_LEVEL_HIGH>;
> + dma-channels = <8>;
> + dma-channel-mask = <0x0f>;
> + iommus = <&apps_smmu 0x156 0x0>;
> + #dma-cells = <3>;
> + status = "disabled";
> + };
> +
> usb3: usb@4ef8800 {
> compatible = "qcom,sm6125-dwc3", "qcom,dwc3";
> reg = <0x04ef8800 0x400>;