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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html