diff options
Diffstat (limited to 'arch/arm/dts/sun8i-a23-gt90h-v4.dts')
| -rw-r--r-- | arch/arm/dts/sun8i-a23-gt90h-v4.dts | 120 |
1 files changed, 116 insertions, 4 deletions
diff --git a/arch/arm/dts/sun8i-a23-gt90h-v4.dts b/arch/arm/dts/sun8i-a23-gt90h-v4.dts index 1aeb06c649..b2ce284a65 100644 --- a/arch/arm/dts/sun8i-a23-gt90h-v4.dts +++ b/arch/arm/dts/sun8i-a23-gt90h-v4.dts @@ -47,15 +47,26 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/pinctrl/sun4i-a10.h> +#include <dt-bindings/pwm/pwm.h> / { - model = "Allwinner GT90H Quad Core Tablet (v4)"; - compatible = "allwinner,gt90h-v4", "allwinner,sun8i-a33"; + model = "Allwinner GT90H Dual Core Tablet (v4)"; + compatible = "allwinner,gt90h-v4", "allwinner,sun8i-a23"; aliases { serial0 = &r_uart; }; + backlight: backlight { + compatible = "pwm-backlight"; + pinctrl-names = "default"; + pinctrl-0 = <&bl_en_pin_gt90h>; + pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; + default-brightness-level = <8>; + enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */ + }; + chosen { stdout-path = "serial0:115200n8"; }; @@ -106,8 +117,7 @@ &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gt90h>; - /* FIXME this really is aldo1, correct once we've pmic support */ - vmmc-supply = <®_vcc3v0>; + vmmc-supply = <®_aldo1>; bus-width = <4>; cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ cd-inverted; @@ -115,6 +125,13 @@ }; &pio { + bl_en_pin_gt90h: 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_gt90h: mmc0_cd_pin@0 { allwinner,pins = "PB4"; allwinner,function = "gpio_in"; @@ -123,12 +140,106 @@ }; }; +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pins>; + status = "okay"; +}; + +&r_rsb { + status = "okay"; + + axp22x: pmic@3a3 { + compatible = "x-powers,axp223"; + reg = <0x3a3>; + interrupt-parent = <&nmi_intc>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + eldoin-supply = <®_dcdc1>; + }; +}; + &r_uart { pinctrl-names = "default"; pinctrl-0 = <&r_uart_pins_a>; status = "okay"; }; +#include "axp22x.dtsi" + +®_aldo1 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "vcc-io"; +}; + +®_aldo2 { + regulator-always-on; + regulator-min-microvolt = <2350000>; + regulator-max-microvolt = <2650000>; + regulator-name = "vdd-dll"; +}; + +®_aldo3 { + regulator-always-on; + regulator-min-microvolt = <2700000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-pll-avcc"; +}; + +®_dc1sw { + regulator-name = "vcc-lcd"; +}; + +®_dc5ldo { + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1400000>; + regulator-name = "vdd-cpus"; +}; + +®_dcdc1 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "vcc-3v0"; +}; + +®_dcdc2 { + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1400000>; + regulator-name = "vdd-sys"; +}; + +®_dcdc3 { + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1400000>; + regulator-name = "vdd-cpu"; +}; + +®_dcdc5 { + regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-name = "vcc-dram"; +}; + +®_dldo1 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-wifi"; +}; + +®_rtc_ldo { + regulator-name = "vcc-rtc"; +}; + +&simplefb_lcd { + vcc-lcd-supply = <®_dc1sw>; +}; + /* * FIXME for now we only support host mode and rely on u-boot to have * turned on Vbus which is controlled by the axp223 pmic on the board. @@ -141,5 +252,6 @@ }; &usbphy { + usb1_vbus-supply = <®_dldo1>; status = "okay"; }; |