#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/pinctrl/sun4i-a10.h>
/ {
model = "WITS A31 Colombus Evaluation Board";
chosen {
stdout-path = "serial0:115200n8";
};
+
+ i2c_lcd: i2c@0 {
+ /* The lcd panel i2c interface is hooked up via gpios */
+ compatible = "i2c-gpio";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c_lcd_pins>;
+ gpios = <&pio 0 23 GPIO_ACTIVE_HIGH>, /* PA23, sda */
+ <&pio 0 24 GPIO_ACTIVE_HIGH>; /* PA24, scl */
+ i2c-gpio,delay-us = <5>;
+ };
};
&ehci1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
status = "okay";
+
+ mma8452: mma8452@1d {
+ compatible = "fsl,mma8452";
+ reg = <0x1d>;
+ interrupt-parent = <&pio>;
+ interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PA9 */
+ };
};
&mmc0 {
pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_colombus>;
vmmc-supply = <®_vcc3v0>;
bus-width = <4>;
- cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
- cd-inverted;
+ cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
status = "okay";
};
&mmc0_pins_a {
- allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
+ bias-pull-up;
};
&pio {
mmc0_cd_pin_colombus: mmc0_cd_pin@0 {
- allwinner,pins = "PA8";
- allwinner,function = "gpio_in";
- allwinner,drive = <SUN4I_PINCTRL_10_MA>;
- allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
+ pins = "PA8";
+ function = "gpio_in";
+ bias-pull-up;
};
usb2_vbus_pin_colombus: usb2_vbus_pin@0 {
- allwinner,pins = "PH24";
- allwinner,function = "gpio_out";
- allwinner,drive = <SUN4I_PINCTRL_10_MA>;
- allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ pins = "PH24";
+ function = "gpio_out";
+ };
+
+ i2c_lcd_pins: i2c_lcd_pin@0 {
+ pins = "PA23", "PA24";
+ function = "gpio_out";
+ bias-pull-up;
};
};