summaryrefslogtreecommitdiff
path: root/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts')
-rw-r--r--arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts195
1 files changed, 7 insertions, 188 deletions
diff --git a/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts b/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts
index b2ce284a65a2..e3c7a25ca37d 100644
--- a/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts
+++ b/arch/arm/boot/dts/sun8i-a23-gt90h-v4.dts
@@ -42,70 +42,27 @@
/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";
-};
-
-&i2c1 {
- pinctrl-names = "default";
- pinctrl-0 = <&i2c1_pins_a>;
+&touchscreen {
+ reg = <0x40>;
+ compatible = "silead,gsl3675";
+ firmware-name = "gsl3675-gt90h.fw";
+ touchscreen-size-x = <1792>;
+ touchscreen-size-y = <1024>;
status = "okay";
};
&lradc {
- vref-supply = <&reg_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>;
@@ -114,144 +71,6 @@
};
};
-&mmc0 {
- pinctrl-names = "default";
- pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gt90h>;
- vmmc-supply = <&reg_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>;
- };
-};
-
-&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 = <&reg_dcdc1>;
- };
-};
-
-&r_uart {
- pinctrl-names = "default";
- pinctrl-0 = <&r_uart_pins_a>;
- status = "okay";
-};
-
-#include "axp22x.dtsi"
-
-&reg_aldo1 {
- regulator-always-on;
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- regulator-name = "vcc-io";
-};
-
-&reg_aldo2 {
- regulator-always-on;
- regulator-min-microvolt = <2350000>;
- regulator-max-microvolt = <2650000>;
- regulator-name = "vdd-dll";
-};
-
-&reg_aldo3 {
- regulator-always-on;
- regulator-min-microvolt = <2700000>;
- regulator-max-microvolt = <3300000>;
- regulator-name = "vcc-pll-avcc";
-};
-
-&reg_dc1sw {
- regulator-name = "vcc-lcd";
-};
-
-&reg_dc5ldo {
- regulator-always-on;
- regulator-min-microvolt = <900000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-cpus";
-};
-
-&reg_dcdc1 {
- regulator-always-on;
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- regulator-name = "vcc-3v0";
-};
-
-&reg_dcdc2 {
- regulator-always-on;
- regulator-min-microvolt = <900000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-sys";
-};
-
-&reg_dcdc3 {
- regulator-always-on;
- regulator-min-microvolt = <900000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-cpu";
-};
-
-&reg_dcdc5 {
- regulator-always-on;
- regulator-min-microvolt = <1500000>;
- regulator-max-microvolt = <1500000>;
- regulator-name = "vcc-dram";
-};
-
-&reg_dldo1 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-name = "vcc-wifi";
-};
-
-&reg_rtc_ldo {
- regulator-name = "vcc-rtc";
-};
-
-&simplefb_lcd {
- vcc-lcd-supply = <&reg_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 = <&reg_dldo1>;
- status = "okay";
};