diff options
Diffstat (limited to 'arch/arm/dts/sun8i-reference-design-tablet.dtsi')
-rw-r--r-- | arch/arm/dts/sun8i-reference-design-tablet.dtsi | 59 |
1 files changed, 31 insertions, 28 deletions
diff --git a/arch/arm/dts/sun8i-reference-design-tablet.dtsi b/arch/arm/dts/sun8i-reference-design-tablet.dtsi index f29897c40a..880096c7e2 100644 --- a/arch/arm/dts/sun8i-reference-design-tablet.dtsi +++ b/arch/arm/dts/sun8i-reference-design-tablet.dtsi @@ -50,8 +50,6 @@ backlight: backlight { compatible = "pwm-backlight"; - pinctrl-names = "default"; - pinctrl-0 = <&bl_en_pin>; pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; default-brightness-level = <8>; @@ -71,15 +69,13 @@ */ clock-frequency = <400000>; - gsl1680: touchscreen@40 { - compatible = "silead,gsl1680"; - reg = <0x40>; + touchscreen: touchscreen@0 { interrupt-parent = <&pio>; interrupts = <1 5 IRQ_TYPE_EDGE_FALLING>; /* PB5 */ pinctrl-names = "default"; pinctrl-0 = <&ts_power_pin>; power-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ - /* Most tablets use this touchscreen, but not all */ + /* Tablet dts must provide reg and compatible */ status = "disabled"; }; }; @@ -89,38 +85,26 @@ pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; vmmc-supply = <®_dcdc1>; bus-width = <4>; - cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ - cd-inverted; + cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */ status = "okay"; }; &pio { - bl_en_pin: bl_en_pin@0 { - allwinner,pins = "PH6"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; - }; - mmc0_cd_pin: mmc0_cd_pin@0 { - allwinner,pins = "PB4"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; + pins = "PB4"; + function = "gpio_in"; + bias-pull-up; }; ts_power_pin: ts_power_pin@0 { - allwinner,pins = "PH1"; - allwinner,function = "gpio_out"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + pins = "PH1"; + function = "gpio_out"; }; usb0_id_detect_pin: usb0_id_detect_pin@0 { - allwinner,pins = "PH8"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; + pins = "PH8"; + function = "gpio_in"; + bias-pull-up; }; }; @@ -138,7 +122,15 @@ }; }; -#include "axp22x.dtsi" +#include "axp223.dtsi" + +&ac_power_supply { + status = "okay"; +}; + +&battery_power_supply { + status = "okay"; +}; ®_aldo1 { regulator-always-on; @@ -211,10 +203,21 @@ status = "okay"; }; +®_ldo_io1 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-touchscreen"; + status = "okay"; +}; + ®_rtc_ldo { regulator-name = "vcc-rtc"; }; +&cpu0 { + cpu-supply = <®_dcdc2>; +}; + &r_uart { pinctrl-names = "default"; pinctrl-0 = <&r_uart_pins_a>; |