Commit 5db5663c authored by Samuel Holland's avatar Samuel Holland Committed by Jernej Skrabec
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arm64: dts: allwinner: a100: Add I2C DMA requests 



The I2C controllers in the A100 SoC are all connected to the DMA engine.

Signed-off-by: default avatarSamuel Holland <samuel@sholland.org>
Reviewed-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220830020824.62288-4-samuel@sholland.org
parent 7072784d

arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi

+12 −0
Original line number Diff line number Diff line
@@ -221,6 +221,8 @@ i2c0: i2c@5002000 { 
			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&ccu CLK_BUS_I2C0>;

			resets = <&ccu RST_BUS_I2C0>;

			dmas = <&dma 43>, <&dma 43>;

			dma-names = "rx", "tx";

			status = "disabled";

			#address-cells = <1>;

			#size-cells = <0>;
@@ -234,6 +236,8 @@ i2c1: i2c@5002400 { 
			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&ccu CLK_BUS_I2C1>;

			resets = <&ccu RST_BUS_I2C1>;

			dmas = <&dma 44>, <&dma 44>;

			dma-names = "rx", "tx";

			status = "disabled";

			#address-cells = <1>;

			#size-cells = <0>;
@@ -247,6 +251,8 @@ i2c2: i2c@5002800 { 
			interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&ccu CLK_BUS_I2C2>;

			resets = <&ccu RST_BUS_I2C2>;

			dmas = <&dma 45>, <&dma 45>;

			dma-names = "rx", "tx";

			status = "disabled";

			#address-cells = <1>;

			#size-cells = <0>;
@@ -260,6 +266,8 @@ i2c3: i2c@5002c00 { 
			interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&ccu CLK_BUS_I2C3>;

			resets = <&ccu RST_BUS_I2C3>;

			dmas = <&dma 46>, <&dma 46>;

			dma-names = "rx", "tx";

			status = "disabled";

			#address-cells = <1>;

			#size-cells = <0>;
@@ -337,6 +345,8 @@ r_i2c0: i2c@7081400 { 
			interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&r_ccu CLK_R_APB2_I2C0>;

			resets = <&r_ccu RST_R_APB2_I2C0>;

			dmas = <&dma 50>, <&dma 50>;

			dma-names = "rx", "tx";

			pinctrl-names = "default";

			pinctrl-0 = <&r_i2c0_pins>;

			status = "disabled";
@@ -352,6 +362,8 @@ r_i2c1: i2c@7081800 { 
			interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&r_ccu CLK_R_APB2_I2C1>;

			resets = <&r_ccu RST_R_APB2_I2C1>;

			dmas = <&dma 51>, <&dma 51>;

			dma-names = "rx", "tx";

			pinctrl-names = "default";

			pinctrl-0 = <&r_i2c1_pins>;

			status = "disabled";