redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ARM64: dts: meson-gx: Add Buttons to Q200 and P230 boards 

This patch adds support for the P230 and Q200 ADC laddered button and
GPIO button.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
hifive-unleashed-5.1
Neil Armstrong 2017-03-07 11:40:22 +01:00 committed by Kevin Hilman
parent 9ded9b0fa8
commit 82838e6f52
2 changed files with 80 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
View File

@ -43,12 +43,47 @@
/dts-v1/;
#include <dt-bindings/input/input.h>
#include "meson-gxl-s905d.dtsi"
#include "meson-gx-p23x-q20x.dtsi"
/ {
compatible = "amlogic,p230", "amlogic,s905d", "amlogic,meson-gxl";
model = "Amlogic Meson GXL (S905D) P230 Development Board";
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 0>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1710000>;
button-function {
label = "Update";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <10000>;
};
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <100>;
button@0 {
label = "power";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
};
};
vddio_ao18: regulator-vddio_ao18 {
compatible = "regulator-fixed";
regulator-name = "VDDIO_AO18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
};
/* P230 has exclusive choice between internal or external PHY */
@ -77,3 +112,8 @@
max-speed = <1000>;
};
};
&saradc {
status = "okay";
vref-supply = <&vddio_ao18>;
};

40
arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
View File

@ -43,12 +43,47 @@
/dts-v1/;
#include <dt-bindings/input/input.h>
#include "meson-gxm.dtsi"
#include "meson-gx-p23x-q20x.dtsi"
/ {
compatible = "amlogic,q200", "amlogic,s912", "amlogic,meson-gxm";
model = "Amlogic Meson GXM (S912) Q200 Development Board";
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 0>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1710000>;
button-function {
label = "Update";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <10000>;
};
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <100>;
button@0 {
label = "power";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
};
};
vddio_ao18: regulator-vddio_ao18 {
compatible = "regulator-fixed";
regulator-name = "VDDIO_AO18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
};
/* Q200 has exclusive choice between internal or external PHY */
@ -77,3 +112,8 @@
max-speed = <1000>;
};
};
&saradc {
status = "okay";
vref-supply = <&vddio_ao18>;
};