[PATCH 1/3] ARM64: dts: meson-axg: add s400 microphone card leds
From: Jerome Brunet
Date: Thu Jun 28 2018 - 05:51:55 EST
The microphone card connected to the s400 has 6 leds controlled
through an additional i2c gpio controller.
Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 42 ++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index dff9b15eb3c0..d926f8956db8 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -62,6 +62,40 @@
clock-frequency = <32768>;
pwms = <&pwm_ab 0 30518 0>; /* PWM_A at 32.768KHz */
};
+
+ speaker-leds {
+ compatible = "gpio-leds";
+
+ aled1 {
+ label = "speaker:aled1";
+ gpios = <&gpio_speaker 7 0>;
+ };
+
+ aled2 {
+ label = "speaker:aled2";
+ gpios = <&gpio_speaker 6 0>;
+ };
+
+ aled3 {
+ label = "speaker:aled3";
+ gpios = <&gpio_speaker 5 0>;
+ };
+
+ aled4 {
+ label = "speaker:aled4";
+ gpios = <&gpio_speaker 4 0>;
+ };
+
+ aled5 {
+ label = "speaker:aled5";
+ gpios = <&gpio_speaker 3 0>;
+ };
+
+ aled6 {
+ label = "speaker:aled6";
+ gpios = <&gpio_speaker 2 0>;
+ };
+ };
};
ðmac {
@@ -112,6 +146,14 @@
status = "okay";
pinctrl-0 = <&i2c_ao_sck_10_pins>, <&i2c_ao_sda_11_pins>;
pinctrl-names = "default";
+
+ gpio_speaker: gpio-controller@1f {
+ compatible = "nxp,pca9557";
+ reg = <0x1f>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ vcc-supply = <&vddao_3v3>;
+ };
};
&pwm_ab {
--
2.14.4