Re: [PATCH v3 06/10] arm64: dts: actions: Add DMA Controller for S700
From: Manivannan Sadhasivam <hidden>
Date: 2020-06-03 08:30:20
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linux-devicetree, lkml
On 2 June 2020 11:03:08 PM IST, Amit Singh Tomar [off-list ref] wrote:
This commit adds DAM controller present on Actions S700, it differs
DMA
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from S900 in terms of number of dma channels and requests. Signed-off-by: Amit Singh Tomar <redacted> --- 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.dtsib/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
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/ { 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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