diff options
Diffstat (limited to 'arch/arm/dts/sun5i-reference-design-tablet.dtsi')
| -rw-r--r-- | arch/arm/dts/sun5i-reference-design-tablet.dtsi | 69 |
1 files changed, 47 insertions, 22 deletions
diff --git a/arch/arm/dts/sun5i-reference-design-tablet.dtsi b/arch/arm/dts/sun5i-reference-design-tablet.dtsi index 20cc940f5f..8acbaab14f 100644 --- a/arch/arm/dts/sun5i-reference-design-tablet.dtsi +++ b/arch/arm/dts/sun5i-reference-design-tablet.dtsi @@ -41,6 +41,7 @@ */ #include "sunxi-reference-design-tablet.dtsi" +#include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/pwm/pwm.h> / { @@ -84,6 +85,23 @@ }; &i2c1 { + /* + * The gsl1680 is rated at 400KHz and it will not work reliable at + * 100KHz, this has been confirmed on multiple different q8 tablets. + * All other devices on this bus are also rated for 400KHz. + */ + clock-frequency = <400000>; + + touchscreen: touchscreen { + interrupt-parent = <&pio>; + interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>; /* EINT11 (PG11) */ + pinctrl-names = "default"; + pinctrl-0 = <&ts_power_pin>; + power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */ + /* Tablet dts must provide reg and compatible */ + status = "disabled"; + }; + pcf8563: rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; @@ -92,6 +110,14 @@ #include "axp209.dtsi" +&ac_power_supply { + status = "okay"; +}; + +&battery_power_supply { + status = "okay"; +}; + &lradc { vref-supply = <®_ldo2>; }; @@ -101,8 +127,7 @@ pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; vmmc-supply = <®_vcc3v0>; bus-width = <4>; - cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */ - cd-inverted; + cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */ status = "okay"; }; @@ -112,38 +137,38 @@ &pio { codec_pa_pin: codec_pa_pin@0 { - allwinner,pins = "PG10"; - allwinner,function = "gpio_out"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + pins = "PG10"; + function = "gpio_out"; }; mmc0_cd_pin: mmc0_cd_pin@0 { - allwinner,pins = "PG0"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; + pins = "PG0"; + function = "gpio_in"; + bias-pull-up; + }; + + ts_power_pin: ts_power_pin { + pins = "PB3"; + function = "gpio_out"; + drive-strength = <10>; + bias-disable; }; usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 { - allwinner,pins = "PG1"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>; + pins = "PG1"; + function = "gpio_in"; + bias-pull-down; }; usb0_id_detect_pin: usb0_id_detect_pin@0 { - allwinner,pins = "PG2"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; + pins = "PG2"; + function = "gpio_in"; + bias-pull-up; }; usb0_vbus_pin_a: usb0_vbus_pin@0 { - allwinner,pins = "PG12"; - allwinner,function = "gpio_out"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + pins = "PG12"; + function = "gpio_out"; }; }; |