This results in quite a nice cleanup for this dts file. As an added bonus this also enables full otg support. I've tested that this works as advertised. Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> --- arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts | 215 +------------------------------ 1 file changed, 1 insertion(+), 214 deletions(-) diff --git a/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts b/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts index d05406c..f27ebbb 100644 --- a/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts +++ b/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts @@ -42,86 +42,18 @@ /dts-v1/; #include "sun8i-a23.dtsi" -#include "sunxi-common-regulators.dtsi" - -#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> +#include "sun8i-reference-design-tablet.dtsi" / { 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"; - }; }; &ehci0 { status = "okay"; }; -&i2c0 { - pinctrl-names = "default"; - pinctrl-0 = <&i2c0_pins_a>; - status = "okay"; - /* - * The gsl1680 is rated at 400KHz and it will not work reliable at - * 100KHz, this has been confirmed on multiple different tablets. - * The gsl1680 is the only device on this bus. - */ - clock-frequency = <400000>; - - gsl1680: touchscreen@40 { - compatible = "silead,gsl1680"; - reg = <0x40>; - interrupt-parent = <&pio>; - interrupts = <1 5 IRQ_TYPE_EDGE_FALLING>; /* PB5 */ - pinctrl-names = "default"; - pinctrl-0 = <&ts_power_pin_gth90h>; - power-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ - }; -}; - -&i2c1 { - pinctrl-names = "default"; - pinctrl-0 = <&i2c1_pins_a>; - status = "okay"; -}; - &lradc { - vref-supply = <®_vcc3v0>; - status = "okay"; - - button@200 { - label = "Volume Up"; - linux,code = <KEY_VOLUMEUP>; - channel = <0>; - voltage = <200000>; - }; - - button@400 { - label = "Volume Down"; - linux,code = <KEY_VOLUMEDOWN>; - channel = <0>; - voltage = <400000>; - }; - button@600 { label = "Back"; linux,code = <KEY_BACK>; @@ -130,151 +62,6 @@ }; }; -&mmc0 { - pinctrl-names = "default"; - pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gt90h>; - vmmc-supply = <®_aldo1>; - bus-width = <4>; - cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ - cd-inverted; - status = "okay"; -}; - -&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"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; - }; - - ts_power_pin_gth90h: ts_power_pin@0 { - allwinner,pins = "PH1"; - allwinner,function = "gpio_out"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; - }; -}; - -&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. - * - * Once we have axp223 support we should switch to fully supporting otg. - */ -&usb_otg { - dr_mode = "host"; - status = "okay"; -}; - &usbphy { usb1_vbus-supply = <®_dldo1>; - status = "okay"; }; -- 2.7.4 -- 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