Re: [PATCH v3 06/10] arm64: dts: actions: Add DMA Controller for S700
From: Manivannan Sadhasivam
Date: Wed Jun 03 2020 - 04:30:20 EST
On 2 June 2020 11:03:08 PM IST, Amit Singh Tomar <amittomer25@xxxxxxxxx> wrote:
>This commit adds DAM controller present on Actions S700, it differs
DMA
>from
>S900 in terms of number of dma channels and requests.
>
>Signed-off-by: Amit Singh Tomar <amittomer25@xxxxxxxxx>
>---
>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..605594dd7a0e 100644
>--- a/arch/arm64/boot/dts/actions/s700.dtsi
>+++ b/arch/arm64/boot/dts/actions/s700.dtsi
>@@ -6,6 +6,7 @@
> #include <dt-bindings/clock/actions,s700-cmu.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/reset/actions,s700-reset.h>
>+#include <dt-bindings/power/owl-s700-powergate.h>
Sort this alphabetically.
Thanks,
Mani
>
> / {
> compatible = "actions,s700";
>@@ -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>;
>+ };
> };
> };
--
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