[PATCH V6] arm64: dts: sc7280: Add volume up support for sc7280-idp

From: Satya Priya
Date: Fri Sep 17 2021 - 07:11:06 EST


From: satya priya <skakit@xxxxxxxxxxxxxx>

Add pm7325 PMIC gpio support for vol+ on sc7280-idp.

Signed-off-by: satya priya <skakit@xxxxxxxxxxxxxx>
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
---
Changes in V2:
- No changes.

Changes in V3:
- Sorted the nodes alphabetically.

Changes in V4:
- Updated the node names to replace underscores with hipens

Changes in V5:
- Moved the gpio-keys node under root node.

Changes in V6:
- Added linux-event-codes.h explicitly in sc7280-idp.dtsi

arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index 99f9ee5..8f0958d 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -7,11 +7,32 @@

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
+#include <dt-bindings/input/linux-event-codes.h>
#include "sc7280.dtsi"
#include "pm7325.dtsi"
#include "pm8350c.dtsi"
#include "pmk8350.dtsi"

+/ {
+ gpio-keys {
+ compatible = "gpio-keys";
+ label = "gpio-keys";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&key_vol_up_default>;
+
+ volume-up {
+ label = "volume_up";
+ gpios = <&pm7325_gpios 6 GPIO_ACTIVE_LOW>;
+ linux,input-type = <1>;
+ linux,code = <KEY_VOLUMEUP>;
+ gpio-key,wakeup;
+ debounce-interval = <15>;
+ linux,can-disable;
+ };
+ };
+};
+
&apps_rsc {
pm7325-regulators {
compatible = "qcom,pm7325-rpmh-regulators";
@@ -288,6 +309,17 @@

/* PINCTRL - additions to nodes defined in sc7280.dtsi */

+&pm7325_gpios {
+ key_vol_up_default: key-vol-up-default {
+ pins = "gpio6";
+ function = "normal";
+ input-enable;
+ bias-pull-up;
+ power-source = <0>;
+ qcom,drive-strength = <3>;
+ };
+};
+
&qup_uart5_default {
tx {
pins = "gpio46";
--
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