[PATCH v7 3/5] arm64: dts: qcom: glymur-crd: Add Embedded controller node

From: Anvesh Jain P

Date: Fri Mar 27 2026 - 06:14:20 EST


From: Sibi Sankar <sibi.sankar@xxxxxxxxxxxxxxxx>

Add embedded controller node for Glymur CRDs which adds fan control,
temperature sensors, access to EC state changes through SCI events
and suspend entry/exit notifications to the EC.

Signed-off-by: Sibi Sankar <sibi.sankar@xxxxxxxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Reviewed-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
Co-developed-by: Anvesh Jain P <anvesh.p@xxxxxxxxxxxxxxxx>
Signed-off-by: Anvesh Jain P <anvesh.p@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/glymur-crd.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/glymur-crd.dts b/arch/arm64/boot/dts/qcom/glymur-crd.dts
index 51ea23a49b9e..1a69b428307f 100644
--- a/arch/arm64/boot/dts/qcom/glymur-crd.dts
+++ b/arch/arm64/boot/dts/qcom/glymur-crd.dts
@@ -198,6 +198,22 @@ ptn3222_1: redriver@47 {
};
};

+&i2c9 {
+ clock-frequency = <400000>;
+
+ status = "okay";
+
+ embedded-controller@76 {
+ compatible = "qcom,glymur-crd-ec", "qcom,hamoa-crd-ec";
+ reg = <0x76>;
+
+ interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>;
+
+ pinctrl-0 = <&ec_int_n_default>;
+ pinctrl-names = "default";
+ };
+};
+
&mdss {
status = "okay";
};
@@ -263,6 +279,12 @@ &smb2370_k_e2_eusb2_repeater {
};

&tlmm {
+ ec_int_n_default: ec-int-n-state {
+ pins = "gpio66";
+ function = "gpio";
+ bias-disable;
+ };
+
edp_bl_en: edp-bl-en-state {
pins = "gpio18";
function = "gpio";

--
2.34.1