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Subject[PATCH 08/11] arm64: dts: meson-g12a-sei510: Add ADC Key and BT support
Date
Add support for the :
- ADC Touch key
- Bluetooth Module on UART A

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
.../boot/dts/amlogic/meson-g12a-sei510.dts | 31 +++++++++++++++++++
1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
index 2b11b5893958..3d230545122e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
@@ -6,6 +6,8 @@
/dts-v1/;

#include "meson-g12a.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/meson-g12a-gpio.h>

/ {
compatible = "seirobotics,sei510", "amlogic,g12a";
@@ -15,6 +17,19 @@
serial0 = &uart_AO;
};

+ adc_keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 0>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1800000>;
+
+ button-onoff {
+ label = "On/Off";
+ linux,code = <KEY_POWER>;
+ press-threshold-microvolt = <1700000>;
+ };
+ };
+
ao_5v: regulator-ao_5v {
compatible = "regulator-fixed";
regulator-name = "AO_5V";
@@ -85,7 +100,23 @@
vin-supply = <&vddao_3v3>;
regulator-always-on;
};
+};
+
+&saradc {
+ status = "okay";
+ vref-supply = <&vddio_ao1v8>;
+};
+
+&uart_A {
+ status = "okay";
+ pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
+ pinctrl-names = "default";
+ uart-has-rtscts;

+ bluetooth {
+ compatible = "brcm,bcm43438-bt";
+ shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
+ };
};

&uart_AO {
--
2.20.1
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