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Date: Fri, 24 Sep 2021 00:20:00 +0100 From: Jon Hunter <jonathanh@...dia.com> To: Akhil R <akhilrajeev@...dia.com> CC: <dan.j.williams@...el.com>, <dmaengine@...r.kernel.org>, <kyarlagadda@...dia.com>, <ldewangan@...dia.com>, <linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>, <p.zabel@...gutronix.de>, <rgumasta@...dia.com>, <thierry.reding@...il.com>, <vkoul@...nel.org> Subject: Re: [PATCH v7 4/4] arm64: tegra: Add GPCDMA node for tegra186 and tegra194 On 23/09/2021 08:51, Akhil R wrote: > Add device tree node for GPCDMA controller on Tegra186 target > and Tegra194 target. > > Signed-off-by: Rajesh Gumasta <rgumasta@...dia.com> > Signed-off-by: Akhil R <akhilrajeev@...dia.com> > --- > arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 4 +++ > arch/arm64/boot/dts/nvidia/tegra186.dtsi | 44 ++++++++++++++++++++++++++ > arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 4 +++ > arch/arm64/boot/dts/nvidia/tegra194.dtsi | 44 ++++++++++++++++++++++++++ > 4 files changed, 96 insertions(+) > > diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi > index fcd71bf..71dd10e 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi > @@ -56,6 +56,10 @@ > }; > }; > > + dma@...0000 { > + status = "okay"; > + }; > + > memory-controller@...0000 { > status = "okay"; > }; > diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi > index e94f8ad..6f62d78 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi > @@ -73,6 +73,50 @@ > snps,rxpbl = <8>; > }; > > + gpcdma: dma@...0000 { gpcdma: dma-controller@...0000 > + compatible = "nvidia,tegra186-gpcdma"; Please fix the indent here. > + reg = <0x2600000 0x210000>; > + resets = <&bpmp TEGRA186_RESET_GPCDMA>; > + reset-names = "gpcdma"; > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>; > + #dma-cells = <1>; > + iommus = <&smmu TEGRA186_SID_GPCDMA_0>; > + dma-coherent; > + status = "disabled"; > + }; > + > aconnect@...0000 { > compatible = "nvidia,tegra186-aconnect", > "nvidia,tegra210-aconnect"; > diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi > index c4058ee..9988717 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi > @@ -49,6 +49,10 @@ > }; > }; > > + dma@...0000 { > + status = "okay"; > + }; > + > memory-controller@...0000 { > status = "okay"; > }; > diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi > index c8250a3..27571da 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi > @@ -72,6 +72,50 @@ > snps,rxpbl = <8>; > }; > > + gpcdma: dma@...0000 { gpcdma: dma-controller@...0000 > + compatible = "nvidia,tegra194-gpcdma"; > + reg = <0x2600000 0x210000>; > + resets = <&bpmp TEGRA194_RESET_GPCDMA>; > + reset-names = "gpcdma"; > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>; > + #dma-cells = <1>; > + iommus = <&smmu TEGRA194_SID_GPCDMA_0>; > + dma-coherent; > + status = "disabled"; > + }; > + > aconnect@...0000 { > compatible = "nvidia,tegra194-aconnect", > "nvidia,tegra210-aconnect"; > -- nvpublic
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