Describe ThinkPad Embedded Controller in the T14s device tree,
which adds LED and special key support.
Signed-off-by: Sebastian Reichel <sre@xxxxxxxxxx>
---
.../dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 23 ++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi
index ac1dddf27da30e6a9f7e1d1ecbd5192bf2d0671e..7a9ec0c33b3ca847c5496e3ec145c70ccb7a3fe3 100644
--- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi
@@ -887,6 +887,23 @@ eusb6_repeater: redriver@4f {
};
};
+&i2c6 {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ ec@28 {
+ compatible = "lenovo,thinkpad-t14s-ec";
+ reg = <0x28>;
+
+ interrupts-extended = <&tlmm 66 IRQ_TYPE_LEVEL_LOW>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&ec_int_n_default>;
+
+ wakeup-source;
+ };
+};
+
&i2c7 {
clock-frequency = <400000>;
@@ -1267,6 +1284,12 @@ &tlmm {
<72 2>, /* Secure EC I2C connection (?) */
<238 1>; /* UFS Reset */
+ ec_int_n_default: ec-int-n-state {
+ pins = "gpio66";
+ function = "gpio";
+ bias-disable;
+ };
+
eusb3_reset_n: eusb3-reset-n-state {
pins = "gpio6";
function = "gpio";
--
2.50.1
