diff options
Diffstat (limited to 'arch/arm/boot/dts/imx6q-gk802.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx6q-gk802.dts | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6q-gk802.dts b/arch/arm/boot/dts/imx6q-gk802.dts new file mode 100644 index 000000000000..4a9b4dc9afc0 --- /dev/null +++ b/arch/arm/boot/dts/imx6q-gk802.dts @@ -0,0 +1,171 @@ +/* + * Copyright (C) 2013 Philipp Zabel + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/dts-v1/; +#include "imx6q.dtsi" + +/ { + model = "Zealz GK802"; + compatible = "zealz,imx6q-gk802", "fsl,imx6q"; + + chosen { + linux,stdout-path = &uart4; + }; + + memory { + reg = <0x10000000 0x40000000>; + }; + + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + reg_3p3v: regulator@0 { + compatible = "regulator-fixed"; + reg = <0>; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + recovery-button { + label = "recovery"; + gpios = <&gpio3 16 1>; + linux,code = <0x198>; /* KEY_RESTART */ + gpio-key,wakeup; + }; + }; +}; + +/* Internal I2C */ +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + clock-frequency = <100000>; + status = "okay"; + + /* SDMC DM2016 1024 bit EEPROM + 128 bit OTP */ + eeprom: dm2016@51 { + compatible = "sdmc,dm2016"; + reg = <0x51>; + }; +}; + +/* External I2C via HDMI */ +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + clock-frequency = <100000>; + status = "okay"; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + imx6q-gk802 { + pinctrl_hog: hoggrp { + fsl,pins = < + /* Recovery button, active-low */ + MX6QDL_PAD_EIM_D16__GPIO3_IO16 0x100b1 + /* RTL8192CU enable GPIO, active-low */ + MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x1b0b0 + >; + }; + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 + MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 + >; + }; + + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1 + MX6QDL_PAD_GPIO_16__I2C3_SDA 0x4001b8b1 + >; + }; + + pinctrl_uart4: uart4grp { + fsl,pins = < + MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1 + MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1 + >; + }; + + pinctrl_usdhc3: usdhc3grp { + fsl,pins = < + MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059 + MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059 + MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059 + MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059 + MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059 + MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059 + >; + }; + + pinctrl_usdhc4: usdhc4grp { + fsl,pins = < + MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059 + MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10059 + MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059 + MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059 + MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059 + MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059 + >; + }; + }; +}; + +&uart2 { + status = "okay"; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart4>; + status = "okay"; +}; + +/* External USB-A port (USBOTG) */ +&usbotg { + disable-over-current; + status = "okay"; +}; + +/* Internal USB port (USBH1), connected to RTL8192CU */ +&usbh1 { + disable-over-current; + status = "okay"; +}; + +/* External microSD */ +&usdhc3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc3>; + bus-width = <4>; + cd-gpios = <&gpio6 11 0>; + vmmc-supply = <®_3p3v>; + status = "okay"; +}; + +/* Internal microSD */ +&usdhc4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc4>; + bus-width = <4>; + vmmc-supply = <®_3p3v>; + status = "okay"; +}; |