From: Konrad Dybcio <quic_kdybcio@xxxxxxxxxxx>
RB3Gen2 has three tiny buttons located under the blue USB-A ports.
They're all connected through the various PMICs and are used for
volume and power.
Describe them.
Signed-off-by: Konrad Dybcio <quic_kdybcio@xxxxxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 35 ++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 0d45662b8028..1d27f7ba8b5c 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -9,6 +9,7 @@
#define PM7250B_SID 8
#define PM7250B_SID1 9
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include "sc7280.dtsi"
#include "pm7250b.dtsi"
@@ -153,6 +154,20 @@ debug_vm_mem: debug-vm@d0600000 {
};
};
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ pinctrl-0 = <&kypd_vol_up_n>;
+ pinctrl-names = "default";
+
+ key-volume-up {
+ label = "Volume Up";
+ gpios = <&pm7325_gpios 6 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_VOLUMEUP>;
+ linux,can-disable;
+ };
+ };
+
pmic-glink {
compatible = "qcom,qcm6490-pmic-glink", "qcom,pmic-glink";
@@ -684,10 +699,30 @@ &mdss_edp_phy {
status = "okay";
};
+&pm7325_gpios {
+ kypd_vol_up_n: kypd-vol-up-n-state {
+ pins = "gpio6";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ power-source = <1>;
+ bias-pull-up;
+ input-enable;
+ };
+};
+
&pmk8350_rtc {
status = "okay";
};
+&pon_pwrkey {
+ status = "okay";
+};
+
+&pon_resin {
+ linux,code = <KEY_VOLUMEDOWN>;
+
+ status = "okay";
+};
+
&qupv3_id_0 {
status = "okay";
};
---
base-commit: 58ca61c1a866bfdaa5e19fb19a2416764f847d75
change-id: 20241004-rb3gen2-pwr-vol-keys-a166cd575190
Best regards,
--
Bjorn Andersson <bjorn.andersson@xxxxxxxxxxxxxxxx>
