diff options
Diffstat (limited to 'arch/arm/dts/sun8i-q8-common.dtsi')
| -rw-r--r-- | arch/arm/dts/sun8i-q8-common.dtsi | 157 |
1 files changed, 50 insertions, 107 deletions
diff --git a/arch/arm/dts/sun8i-q8-common.dtsi b/arch/arm/dts/sun8i-q8-common.dtsi index 346a49d805..8e2cc30ec8 100644 --- a/arch/arm/dts/sun8i-q8-common.dtsi +++ b/arch/arm/dts/sun8i-q8-common.dtsi @@ -39,140 +39,83 @@ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ -#include "sunxi-q8-common.dtsi" - -#include <dt-bindings/pwm/pwm.h> +#include "sunxi-reference-design-tablet.dtsi" +#include "sun8i-reference-design-tablet.dtsi" / { aliases { serial0 = &r_uart; + /* Make u-boot set mac-address for wifi without an eeprom */ + ethernet0 = &sdio_wifi; }; - backlight: backlight { - compatible = "pwm-backlight"; - pinctrl-names = "default"; - pinctrl-0 = <&bl_en_pin_q8>; - 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 */ + q8_hardwaremgr { + compatible = "allwinner,sunxi-q8-hardwaremgr"; + touchscreen-i2c-bus = <&i2c0>; + touchscreen-supply = <®_ldo_io1>; + touchscreen-power-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ }; - chosen { - stdout-path = "serial0:115200n8"; + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + /* + * Q8 boards use various PL# pins as wifi-en. On other boards + * these may be connected to a wifi module output pin. To avoid + * short-circuits we configure these as inputs with pull-ups via + * pinctrl, instead of listing them as active-low reset-gpios. + */ + pinctrl-names = "default"; + pinctrl-0 = <&wifi_pwrseq_pin_q8>; + /* The esp8089 needs 200 ms after driving wifi-en high */ + post-power-on-delay-ms = <200>; }; }; -&mmc0 { +&ehci0 { + status = "okay"; +}; + +&mmc1 { pinctrl-names = "default"; - pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_q8>; - vmmc-supply = <®_dcdc1>; + pinctrl-0 = <&mmc1_pins_a>; + vmmc-supply = <®_dldo1>; + mmc-pwrseq = <&wifi_pwrseq>; bus-width = <4>; - cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ - cd-inverted; + non-removable; status = "okay"; -}; -&pio { - bl_en_pin_q8: bl_en_pin@0 { - allwinner,pins = "PH6"; - allwinner,function = "gpio_in"; - allwinner,drive = <SUN4I_PINCTRL_10_MA>; - allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + sdio_wifi: sdio_wifi@1 { + reg = <1>; }; +}; - mmc0_cd_pin_q8: mmc0_cd_pin@0 { - allwinner,pins = "PB4"; +&mmc1_pins_a { + allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; +}; + +&r_pio { + wifi_pwrseq_pin_q8: wifi_pwrseq_pin@0 { + allwinner,pins = "PL6", "PL7", "PL11"; allwinner,function = "gpio_in"; allwinner,drive = <SUN4I_PINCTRL_10_MA>; allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; }; }; -&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>; - }; +&usbphy { + usb1_vbus-supply = <®_dldo1>; }; -#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"; +&gsl1680 { + touchscreen-size-x = <1024>; + touchscreen-size-y = <600>; + touchscreen-fw-name = "silead/gsl1680-q8-700.fw"; + status = "okay"; }; -®_aldo3 { - regulator-always-on; - regulator-min-microvolt = <2700000>; +®_ldo_io1 { + regulator-min-microvolt = <3300000>; 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"; -}; - -®_rtc_ldo { - regulator-name = "vcc-rtc"; -}; - -&r_uart { - pinctrl-names = "default"; - pinctrl-0 = <&r_uart_pins_a>; + regulator-name = "vcc-touchscreen"; status = "okay"; }; - -&simplefb_lcd { - vcc-lcd-supply = <®_dc1sw>; -}; |