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arm64: dts: allwinner: a100: Add device node for DMA controller

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The A100 SoC has a DMA controller that supports 8 DMA channels
to and from various peripherals.

Add a device node for it.

Signed-off-by: Yangtao Li <frank@allwinnertech.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220830020824.62288-3-samuel@sholland.org
This commit is contained in:
Yangtao Li 2022-08-29 21:08:23 -05:00 committed by Jernej Skrabec
parent 568035b01c
commit 7072784d97
1 changed files with 12 additions and 0 deletions
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12
arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
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@ -101,6 +101,18 @@ ccu: clock@3001000 {
#reset-cells = <1>;
};
dma: dma-controller@3002000 {
compatible = "allwinner,sun50i-a100-dma";
reg = <0x03002000 0x1000>;
interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&ccu CLK_BUS_DMA>, <&ccu CLK_MBUS_DMA>;
clock-names = "bus", "mbus";
resets = <&ccu RST_BUS_DMA>;
dma-channels = <8>;
dma-requests = <52>;
#dma-cells = <1>;
};
gic: interrupt-controller@3021000 {
compatible = "arm,gic-400";
reg = <0x03021000 0x1000>, <0x03022000 0x2000>,