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arm64: dts: allwinner: sun50i-h6: add UART DMA channels

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All the UARTs support DMA and are hooked up to the DMA controller.

Add the DMA channels for the UARTs

Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20260324161930.1602083-2-wens@kernel.org
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>
This commit is contained in:
Chen-Yu Tsai
2026-03-25 00:19:29 +08:00
parent 1e80a0367b
commit 2e4858d2f0
1 changed files with 8 additions and 0 deletions
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8
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
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@@ -540,6 +540,8 @@ uart0: serial@5000000 {
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART0>;
resets = <&ccu RST_BUS_UART0>;
dmas = <&dma 14>, <&dma 14>;
dma-names = "tx", "rx";
status = "disabled";
};
@@ -551,6 +553,8 @@ uart1: serial@5000400 {
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART1>;
resets = <&ccu RST_BUS_UART1>;
dmas = <&dma 15>, <&dma 15>;
dma-names = "tx", "rx";
status = "disabled";
};
@@ -562,6 +566,8 @@ uart2: serial@5000800 {
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART2>;
resets = <&ccu RST_BUS_UART2>;
dmas = <&dma 16>, <&dma 16>;
dma-names = "tx", "rx";
status = "disabled";
};
@@ -573,6 +579,8 @@ uart3: serial@5000c00 {
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART3>;
resets = <&ccu RST_BUS_UART3>;
dmas = <&dma 17>, <&dma 17>;
dma-names = "tx", "rx";
status = "disabled";
};