/* * Copyright (C) 2013,2014 Russell King * * This file is dual-licensed: you can use it either under the terms * of the GPL or the X11 license, at your option. Note that this dual * licensing only applies to this file, and not this project as a * whole. * * a) This file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. * * This file is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Or, alternatively, * * b) Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #include / { clk_sdio: sdio-clock { compatible = "gpio-gate-clock"; #clock-cells = <0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_brcm_osc>; enable-gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>; }; reg_brcm: brcm-reg { compatible = "regulator-fixed"; enable-active-high; gpio = <&gpio3 19 0>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_brcm_reg>; regulator-name = "brcm_reg"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; startup-delay-us = <200000>; }; usdhc1_pwrseq: usdhc1_pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&gpio5 26 GPIO_ACTIVE_LOW>, <&gpio6 0 GPIO_ACTIVE_LOW>; clocks = <&clk_sdio>; clock-names = "ext_clock"; }; }; &fec { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_enet_ar8035>; phy-mode = "rgmii"; phy-reset-duration = <2>; phy-reset-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; status = "okay"; }; &iomuxc { microsom { pinctrl_microsom_brcm_bt: microsom-brcm-bt { fsl,pins = < MX6QDL_PAD_CSI0_DAT14__GPIO6_IO00 0x40013070 MX6QDL_PAD_CSI0_DAT15__GPIO6_IO01 0x40013070 MX6QDL_PAD_CSI0_DAT18__GPIO6_IO04 0x40013070 >; }; pinctrl_microsom_brcm_osc: microsom-brcm-osc { fsl,pins = < MX6QDL_PAD_DISP0_DAT11__GPIO5_IO05 0x40013070 >; }; pinctrl_microsom_brcm_reg: microsom-brcm-reg { fsl,pins = < MX6QDL_PAD_EIM_D19__GPIO3_IO19 0x40013070 >; }; pinctrl_microsom_brcm_wifi: microsom-brcm-wifi { fsl,pins = < MX6QDL_PAD_GPIO_8__XTALOSC_REF_CLK_32K 0x1b0b0 MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20 0x40013070 MX6QDL_PAD_CSI0_DAT8__GPIO5_IO26 0x40013070 MX6QDL_PAD_CSI0_DAT9__GPIO5_IO27 0x40013070 >; }; pinctrl_microsom_enet_ar8035: microsom-enet-ar8035 { fsl,pins = < MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b8b0 MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 /* AR8035 reset */ MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x130b0 /* AR8035 interrupt */ MX6QDL_PAD_DI0_PIN2__GPIO4_IO18 0x80000000 /* GPIO16 -> AR8035 25MHz */ MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0xc0000000 MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x80000000 MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b030 MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b030 MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b030 MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b030 MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b030 /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */ MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x0a0b1 /* AR8035 pin strapping: IO voltage: pull up */ MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b030 /* AR8035 pin strapping: PHYADDR#0: pull down */ MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x13030 /* AR8035 pin strapping: PHYADDR#1: pull down */ MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x13030 /* AR8035 pin strapping: MODE#1: pull up */ MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b030 /* AR8035 pin strapping: MODE#3: pull up */ MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b030 /* AR8035 pin strapping: MODE#0: pull down */ MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x13030 /* * As the RMII pins are also connected to RGMII * so that an AR8030 can be placed, set these * to high-z with the same pulls as above. * Use the GPIO settings to avoid changing the * input select registers. */ MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x03000 MX6QDL_PAD_ENET_RXD0__GPIO1_IO27 0x03000 MX6QDL_PAD_ENET_RXD1__GPIO1_IO26 0x03000 >; }; pinctrl_microsom_uart1: microsom-uart1 { fsl,pins = < MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1 MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1 >; }; pinctrl_microsom_uart4: microsom-uart4 { fsl,pins = < MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA 0x1b0b1 MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA 0x1b0b1 MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B 0x1b0b1 MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B 0x1b0b1 >; }; pinctrl_microsom_usdhc1: microsom-usdhc1 { fsl,pins = < MX6QDL_PAD_SD1_CMD__SD1_CMD 0x17059 MX6QDL_PAD_SD1_CLK__SD1_CLK 0x10059 MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17059 MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17059 MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17059 MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17059 >; }; }; }; &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_uart1>; status = "okay"; }; /* UART4 - Connected to optional BRCM Wifi/BT/FM */ &uart4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_brcm_bt &pinctrl_microsom_uart4>; uart-has-rtscts; status = "okay"; }; /* USDHC1 - Connected to optional BRCM Wifi/BT/FM */ &usdhc1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_microsom_brcm_wifi &pinctrl_microsom_usdhc1>; bus-width = <4>; mmc-pwrseq = <&usdhc1_pwrseq>; keep-power-in-suspend; no-1-8-v; non-removable; vmmc-supply = <®_brcm>; status = "okay"; };