Re: [PATCH V2 1/2] arm64: dts: qcom: ipq5332: enable GPIO based LEDs and Buttons

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On 6/6/2023 6:27 PM, Konrad Dybcio wrote:

On 5.06.2023 07:29, Sridharan S N wrote:
Add support for wlan-2g LED on GPIO 36 and wps buttons on GPIO 35.

Signed-off-by: Sridharan S N <quic_sridsn@xxxxxxxxxxx>
---
Changes in V2:
	- Used the hypen in node name instead of underscore
	- Dropped the status property
arch/arm64/boot/dts/qcom/ipq5332-mi01.2.dts | 42 +++++++++++++++++++++
  arch/arm64/boot/dts/qcom/ipq5332-rdp442.dts | 42 +++++++++++++++++++++
  arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts | 42 +++++++++++++++++++++
  3 files changed, 126 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq5332-mi01.2.dts b/arch/arm64/boot/dts/qcom/ipq5332-mi01.2.dts
index 3af1d5556950..5bd4ff3ad86b 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332-mi01.2.dts
+++ b/arch/arm64/boot/dts/qcom/ipq5332-mi01.2.dts
@@ -7,6 +7,8 @@
/dts-v1/; +#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
  #include "ipq5332.dtsi"
/ {
@@ -20,6 +22,32 @@
  	chosen {
  		stdout-path = "serial0";
  	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		button-wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&tlmm 35 GPIO_ACTIVE_LOW>;
+			linux,input-type = <1>;
+			debounce-interval = <60>;
+		};
+	};
All of these changes seem very repetetive.. Are these devboards based
on a common design? Maybe ipq5332-rdp-common.dtsi would be beneficial
here?
Will move all the common nodes to common dtsi in the next patch
Thanks,
Sridharan
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&gpio_leds_default>;
+		pinctrl-names = "default";
+
+		led-0 {
+			gpios = <&tlmm 36 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "phy0tx";
+			default-state = "off";
+		};
+	};
  };
&blsp1_uart0 {
@@ -57,6 +85,20 @@
  /* PINCTRL */
&tlmm {
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio35";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
+
+	gpio_leds_default: gpio-leds-default-state {
+		pins = "gpio36";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-down;
+	};
+
  	i2c_1_pins: i2c-1-state {
  		pins = "gpio29", "gpio30";
  		function = "blsp1_i2c0";
diff --git a/arch/arm64/boot/dts/qcom/ipq5332-rdp442.dts b/arch/arm64/boot/dts/qcom/ipq5332-rdp442.dts
index bcf3b31c20e3..36cbebb75c48 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332-rdp442.dts
+++ b/arch/arm64/boot/dts/qcom/ipq5332-rdp442.dts
@@ -7,6 +7,8 @@
/dts-v1/; +#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
  #include "ipq5332.dtsi"
/ {
@@ -20,6 +22,32 @@
  	chosen {
  		stdout-path = "serial0";
  	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		button-wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&tlmm 35 GPIO_ACTIVE_LOW>;
+			linux,input-type = <1>;
+			debounce-interval = <60>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&gpio_leds_default>;
+		pinctrl-names = "default";
+
+		led-0 {
+			gpios = <&tlmm 36 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "phy0tx";
+			default-state = "off";
+		};
+	};
  };
&blsp1_uart0 {
@@ -71,6 +99,20 @@
  /* PINCTRL */
&tlmm {
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio35";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
+
+	gpio_leds_default: gpio-leds-default-state {
+		pins = "gpio36";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-down;
+	};
+
  	i2c_1_pins: i2c-1-state {
  		pins = "gpio29", "gpio30";
  		function = "blsp1_i2c0";
diff --git a/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts b/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts
index 3b6a5cb8bf07..2d27f48f00c0 100644
--- a/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts
+++ b/arch/arm64/boot/dts/qcom/ipq5332-rdp468.dts
@@ -7,6 +7,8 @@
/dts-v1/; +#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
  #include "ipq5332.dtsi"
/ {
@@ -20,6 +22,32 @@
  	chosen {
  		stdout-path = "serial0";
  	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-0 = <&gpio_keys_default>;
+		pinctrl-names = "default";
+
+		button-wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&tlmm 35 GPIO_ACTIVE_LOW>;
+			linux,input-type = <1>;
+			debounce-interval = <60>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&gpio_leds_default>;
+		pinctrl-names = "default";
+
+		led-0 {
+			gpios = <&tlmm 36 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "phy0tx";
+			default-state = "off";
+		};
+	};
  };
&blsp1_uart0 {
@@ -64,6 +92,20 @@
  /* PINCTRL */
&tlmm {
+	gpio_keys_default: gpio-keys-default-state {
+		pins = "gpio35";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
+
+	gpio_leds_default: gpio-leds-default-state {
+		pins = "gpio36";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-down;
+	};
+
  	sdc_default_state: sdc-default-state {
  		clk-pins {
  			pins = "gpio13";



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