From feadf3294f0e6b262f98a46753817993757e5a45 Mon Sep 17 00:00:00 2001 From: Sibi Sankar Date: Mon, 11 May 2026 18:13:23 +0530 Subject: [PATCH] arm64: dts: qcom: hamoa-iot-evk: Add Embedded controller node Add embedded controller node for Hamoa IOT EVK boards which adds fan control, temperature sensors, access to EC internal state changes and suspend entry/exit notifications to the EC. Signed-off-by: Sibi Sankar Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio Reviewed-by: Gaurav Kohli Tested-by: Gaurav Kohli Co-developed-by: Anvesh Jain P Signed-off-by: Anvesh Jain P Tested-by: Anthony Ruhier Link: https://lore.kernel.org/r/20260511-add-driver-for-ec-v9-5-e5437c39b7f8@oss.qualcomm.com Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts index c7ba4b353ddd..9fa86bb6438e 100644 --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts @@ -839,6 +839,16 @@ eusb6_repeater: redriver@4f { pinctrl-0 = <&eusb6_reset_n>; pinctrl-names = "default"; }; + + embedded-controller@76 { + compatible = "qcom,hamoa-iot-evk-ec", "qcom,hamoa-crd-ec"; + reg = <0x76>; + + interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-0 = <&ec_int_n_default>; + pinctrl-names = "default"; + }; }; &i2c7 { @@ -1341,6 +1351,12 @@ right_tweeter: speaker@0,1 { }; &tlmm { + ec_int_n_default: ec-int-n-state { + pins = "gpio66"; + function = "gpio"; + bias-disable; + }; + edp_reg_en: edp-reg-en-state { pins = "gpio70"; function = "gpio";