#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/pwm/pwm.h>
/ {
model = "Wexler TAB7200";
serial0 = &uart0;
};
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
+ brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
+ default-brightness-level = <8>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&bl_enable_pin>;
+ enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
+ };
+
chosen {
stdout-path = "serial0:115200n8";
};
};
+&codec {
+ pinctrl-names = "default";
+ pinctrl-0 = <&codec_pa_pin>;
+ allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
+ status = "okay";
+};
+
&cpu0 {
cpu-supply = <®_dcdc2>;
};
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
status = "okay";
+
+ gt911: touchscreen@5d {
+ compatible = "goodix,gt911";
+ reg = <0x5d>;
+ interrupt-parent = <&pio>;
+ interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
+ pinctrl-names = "default";
+ pinctrl-0 = <&ts_reset_pin>;
+ irq-gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* INT (PH21) */
+ reset-gpios = <&pio 1 13 GPIO_ACTIVE_HIGH>; /* RST (PB13) */
+ touchscreen-swapped-x-y;
+ };
};
&lradc {
};
&pio {
+ bl_enable_pin: bl_enable_pin@0 {
+ allwinner,pins = "PH7";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
+ codec_pa_pin: codec_pa_pin@0 {
+ allwinner,pins = "PH15";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
+ ts_reset_pin: ts_reset_pin@0 {
+ allwinner,pins = "PB13";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
usb0_id_detect_pin: usb0_id_detect_pin@0 {
allwinner,pins = "PH4";
allwinner,function = "gpio_in";
};
};
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm0_pins_a>;
+ status = "okay";
+};
+
®_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <1000000>;