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: 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/20220830020824.62288-4-samuel@sholland.org

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
index 5453a3b..97e3e69 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi
@@ -221,6 +221,8 @@
                        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 @@
                        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 @@
                        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 @@
                        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 @@
                        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 @@
                        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";