| Message ID | 1593701576-28580-7-git-send-email-amittomer25@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add MMC and DMA support for Actions S700 | expand |
On Thu, Jul 02, 2020 at 08:22:52PM +0530, Amit Singh Tomar wrote: > This commit adds DMA controller present on Actions S700, it differs from > S900 in terms of number of dma channels and requests. > > Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Thanks, Mani > --- > Changes since v4: > * No change. > Changes since v3: > * Fixed typo in commit message. > * Placed owl-s700-powergate.h in alphabetical order. > Changes since v2: > * added power-domain property as sps > is enabled now and DMA needs it. > Changes since v1: > * No Change. > Changes since RFC: > * No Change. > --- > arch/arm64/boot/dts/actions/s700.dtsi | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi > index f8eb72bb4125..2c78caebf515 100644 > --- a/arch/arm64/boot/dts/actions/s700.dtsi > +++ b/arch/arm64/boot/dts/actions/s700.dtsi > @@ -5,6 +5,7 @@ > > #include <dt-bindings/clock/actions,s700-cmu.h> > #include <dt-bindings/interrupt-controller/arm-gic.h> > +#include <dt-bindings/power/owl-s700-powergate.h> > #include <dt-bindings/reset/actions,s700-reset.h> > > / { > @@ -244,5 +245,19 @@ > <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>, > <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; > }; > + > + dma: dma-controller@e0230000 { > + compatible = "actions,s700-dma"; > + reg = <0x0 0xe0230000 0x0 0x1000>; > + interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>; > + #dma-cells = <1>; > + dma-channels = <10>; > + dma-requests = <44>; > + clocks = <&cmu CLK_DMAC>; > + power-domains = <&sps S700_PD_DMA>; > + }; > }; > }; > -- > 2.7.4 >
diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi index f8eb72bb4125..2c78caebf515 100644 --- a/arch/arm64/boot/dts/actions/s700.dtsi +++ b/arch/arm64/boot/dts/actions/s700.dtsi @@ -5,6 +5,7 @@ #include <dt-bindings/clock/actions,s700-cmu.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/power/owl-s700-powergate.h> #include <dt-bindings/reset/actions,s700-reset.h> / { @@ -244,5 +245,19 @@ <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; }; + + dma: dma-controller@e0230000 { + compatible = "actions,s700-dma"; + reg = <0x0 0xe0230000 0x0 0x1000>; + interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>; + #dma-cells = <1>; + dma-channels = <10>; + dma-requests = <44>; + clocks = <&cmu CLK_DMAC>; + power-domains = <&sps S700_PD_DMA>; + }; }; };
This commit adds DMA controller present on Actions S700, it differs from S900 in terms of number of dma channels and requests. Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com> --- Changes since v4: * No change. Changes since v3: * Fixed typo in commit message. * Placed owl-s700-powergate.h in alphabetical order. Changes since v2: * added power-domain property as sps is enabled now and DMA needs it. Changes since v1: * No Change. Changes since RFC: * No Change. --- arch/arm64/boot/dts/actions/s700.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+)