From: Thierry Reding <treding@xxxxxxxxxx>
All four DPAUX controllers on Tegra194 control the pin configuration of
their companion I2C controllers. Wire up all the pinctrl states for the
I2C controllers so that their pins can be correctly muxed when needed.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra194.dtsi | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 1ddf9cb6dbce..94c65ca8345a 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -346,6 +346,9 @@ dp_aux_ch1_i2c: i2c@3190000 {
clock-names = "div-clk";
resets = <&bpmp TEGRA194_RESET_I2C4>;
reset-names = "i2c";
+ pinctrl-0 = <&state_dpaux1_i2c>;
+ pinctrl-1 = <&state_dpaux1_off>;
+ pinctrl-names = "i2c", "off";
status = "disabled";
};
@@ -360,10 +363,14 @@ dp_aux_ch0_i2c: i2c@31b0000 {
clock-names = "div-clk";
resets = <&bpmp TEGRA194_RESET_I2C6>;
reset-names = "i2c";
+ pinctrl-0 = <&state_dpaux0_i2c>;
+ pinctrl-1 = <&state_dpaux0_off>;
+ pinctrl-names = "i2c", "off";
status = "disabled";
};
- gen7_i2c: i2c@31c0000 {
+ /* shares pads with dpaux2 */
+ dp_aux_ch2_i2c: i2c@31c0000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x031c0000 0x10000>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
@@ -373,10 +380,14 @@ gen7_i2c: i2c@31c0000 {
clock-names = "div-clk";
resets = <&bpmp TEGRA194_RESET_I2C7>;
reset-names = "i2c";
+ pinctrl-0 = <&state_dpaux2_i2c>;
+ pinctrl-1 = <&state_dpaux2_off>;
+ pinctrl-names = "i2c", "off";
status = "disabled";
};
- gen9_i2c: i2c@31e0000 {
+ /* shares pads with dpaux3 */
+ dp_aux_ch3_i2c: i2c@31e0000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x031e0000 0x10000>;
interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
@@ -386,6 +397,9 @@ gen9_i2c: i2c@31e0000 {
clock-names = "div-clk";
resets = <&bpmp TEGRA194_RESET_I2C9>;
reset-names = "i2c";
+ pinctrl-0 = <&state_dpaux3_i2c>;
+ pinctrl-1 = <&state_dpaux3_off>;
+ pinctrl-names = "i2c", "off";
status = "disabled";
};
--
2.27.0
