| Sascha Hauer | 69144bd | 2014-01-19 10:28:12 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2013 Philipp Zabel |
| 3 | * |
| 4 | * This file is licensed under the terms of the GNU General Public License |
| 5 | * version 2. This program is licensed "as is" without any warranty of any |
| 6 | * kind, whether express or implied. |
| 7 | */ |
| 8 | |
| 9 | /dts-v1/; |
| 10 | #include "imx6q.dtsi" |
| 11 | |
| 12 | / { |
| 13 | model = "Zealz GK802"; |
| 14 | compatible = "zealz,imx6q-gk802", "fsl,imx6q"; |
| 15 | |
| 16 | chosen { |
| 17 | linux,stdout-path = &uart4; |
| 18 | }; |
| 19 | |
| 20 | memory { |
| 21 | reg = <0x10000000 0x40000000>; |
| 22 | }; |
| 23 | |
| 24 | regulators { |
| 25 | compatible = "simple-bus"; |
| 26 | #address-cells = <1>; |
| 27 | #size-cells = <0>; |
| 28 | |
| 29 | reg_3p3v: regulator@0 { |
| 30 | compatible = "regulator-fixed"; |
| 31 | reg = <0>; |
| 32 | regulator-name = "3P3V"; |
| 33 | regulator-min-microvolt = <3300000>; |
| 34 | regulator-max-microvolt = <3300000>; |
| 35 | regulator-always-on; |
| 36 | }; |
| 37 | }; |
| 38 | |
| 39 | gpio-keys { |
| 40 | compatible = "gpio-keys"; |
| 41 | |
| 42 | recovery-button { |
| 43 | label = "recovery"; |
| 44 | gpios = <&gpio3 16 1>; |
| 45 | linux,code = <0x198>; /* KEY_RESTART */ |
| 46 | gpio-key,wakeup; |
| 47 | }; |
| 48 | }; |
| 49 | }; |
| 50 | |
| 51 | /* Internal I2C */ |
| 52 | &i2c2 { |
| 53 | pinctrl-names = "default"; |
| 54 | pinctrl-0 = <&pinctrl_i2c2>; |
| 55 | clock-frequency = <100000>; |
| 56 | status = "okay"; |
| 57 | |
| 58 | /* SDMC DM2016 1024 bit EEPROM + 128 bit OTP */ |
| 59 | eeprom: dm2016@51 { |
| 60 | compatible = "sdmc,dm2016"; |
| 61 | reg = <0x51>; |
| 62 | }; |
| 63 | }; |
| 64 | |
| 65 | /* External I2C via HDMI */ |
| 66 | &i2c3 { |
| 67 | pinctrl-names = "default"; |
| 68 | pinctrl-0 = <&pinctrl_i2c3>; |
| 69 | clock-frequency = <100000>; |
| 70 | status = "okay"; |
| 71 | }; |
| 72 | |
| 73 | &iomuxc { |
| 74 | pinctrl-names = "default"; |
| 75 | pinctrl-0 = <&pinctrl_hog>; |
| 76 | |
| 77 | imx6q-gk802 { |
| 78 | pinctrl_hog: hoggrp { |
| 79 | fsl,pins = < |
| 80 | /* Recovery button, active-low */ |
| 81 | MX6QDL_PAD_EIM_D16__GPIO3_IO16 0x100b1 |
| 82 | /* RTL8192CU enable GPIO, active-low */ |
| 83 | MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x1b0b0 |
| 84 | >; |
| 85 | }; |
| 86 | |
| 87 | pinctrl_i2c2: i2c2grp { |
| 88 | fsl,pins = < |
| 89 | MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 |
| 90 | MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 |
| 91 | >; |
| 92 | }; |
| 93 | |
| 94 | pinctrl_i2c3: i2c3grp { |
| 95 | fsl,pins = < |
| 96 | MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1 |
| 97 | MX6QDL_PAD_GPIO_16__I2C3_SDA 0x4001b8b1 |
| 98 | >; |
| 99 | }; |
| 100 | |
| 101 | pinctrl_uart4: uart4grp { |
| 102 | fsl,pins = < |
| 103 | MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1 |
| 104 | MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1 |
| 105 | >; |
| 106 | }; |
| 107 | |
| 108 | pinctrl_usdhc3: usdhc3grp { |
| 109 | fsl,pins = < |
| 110 | MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059 |
| 111 | MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059 |
| 112 | MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059 |
| 113 | MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059 |
| 114 | MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059 |
| 115 | MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059 |
| 116 | >; |
| 117 | }; |
| 118 | |
| 119 | pinctrl_usdhc4: usdhc4grp { |
| 120 | fsl,pins = < |
| 121 | MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059 |
| 122 | MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10059 |
| 123 | MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059 |
| 124 | MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059 |
| 125 | MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059 |
| 126 | MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059 |
| 127 | >; |
| 128 | }; |
| 129 | }; |
| 130 | }; |
| 131 | |
| 132 | &uart2 { |
| 133 | status = "okay"; |
| 134 | }; |
| 135 | |
| 136 | &uart4 { |
| 137 | pinctrl-names = "default"; |
| 138 | pinctrl-0 = <&pinctrl_uart4>; |
| 139 | status = "okay"; |
| 140 | }; |
| 141 | |
| 142 | /* External USB-A port (USBOTG) */ |
| 143 | &usbotg { |
| 144 | disable-over-current; |
| 145 | status = "okay"; |
| 146 | }; |
| 147 | |
| 148 | /* Internal USB port (USBH1), connected to RTL8192CU */ |
| 149 | &usbh1 { |
| 150 | disable-over-current; |
| 151 | status = "okay"; |
| 152 | }; |
| 153 | |
| 154 | /* External microSD */ |
| 155 | &usdhc3 { |
| 156 | pinctrl-names = "default"; |
| 157 | pinctrl-0 = <&pinctrl_usdhc3>; |
| 158 | bus-width = <4>; |
| 159 | cd-gpios = <&gpio6 11 0>; |
| 160 | vmmc-supply = <®_3p3v>; |
| 161 | status = "okay"; |
| 162 | }; |
| 163 | |
| 164 | /* Internal microSD */ |
| 165 | &usdhc4 { |
| 166 | pinctrl-names = "default"; |
| 167 | pinctrl-0 = <&pinctrl_usdhc4>; |
| 168 | bus-width = <4>; |
| 169 | vmmc-supply = <®_3p3v>; |
| 170 | status = "okay"; |
| 171 | }; |