| /* |
| * Copyright (C) 2015 Freescale Semiconductor, Inc. |
| * |
| * This program 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. |
| */ |
| |
| /* NOTE: This DTS file is written for plugging in Murata Wi-Fi/BT EVK into SD1 |
| * slot using Murata i.MX InterConnect Ver 1.0 Adapter AND wiring in control |
| * signals with SD Card Extender on SD3 slot. |
| * Bluetooth UART connect via SD1 EMMC/MMC Plus pinout. |
| * WL_REG_ON/BT_REG_ON/WL_HOST_WAKE are connected from SD Card Extender on SD3 |
| * slot. |
| */ |
| #include "imx6sl-evk.dts" |
| |
| / { |
| modem_reset: modem-reset { |
| compatible = "gpio-reset"; |
| reset-gpios = <&gpio5 17 GPIO_ACTIVE_LOW>; |
| reset-delay-us = <1000>; |
| #reset-cells = <0>; |
| }; |
| |
| regulators { |
| wlreg_on: fixedregulator@100 { |
| compatible = "regulator-fixed"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| regulator-name = "wlreg_on"; |
| gpio = <&gpio5 16 0>; |
| startup-delay-us = <100>; |
| enable-active-high; |
| }; |
| }; |
| |
| bcmdhd_wlan_0: bcmdhd_wlan@0 { |
| compatible = "android,bcmdhd_wlan"; |
| gpios = <&gpio5 20 0>; /* WL_HOST_WAKE */ |
| wlreg_on-supply = <&wlreg_on>; |
| }; |
| }; |
| |
| &iomuxc { |
| imx6sl-evk-murata-v1_sdext { |
| /* Only MUX SD1_DAT0..3 lines so UART4 can be MUXed on higher data lines. */ |
| pinctrl_btreg: btreggrp { |
| fsl,pins = < |
| MX6SL_PAD_SD3_DAT3__GPIO5_IO17 0x13069 /* BT_REG_ON */ |
| >; |
| }; |
| |
| pinctrl_wifi: wifigrp { |
| fsl,pins = < |
| MX6SL_PAD_SD1_CMD__SD1_CMD 0x17059 |
| MX6SL_PAD_SD1_CLK__SD1_CLK 0x10059 |
| MX6SL_PAD_SD1_DAT0__SD1_DATA0 0x17059 |
| MX6SL_PAD_SD1_DAT1__SD1_DATA1 0x17059 |
| MX6SL_PAD_SD1_DAT2__SD1_DATA2 0x17059 |
| MX6SL_PAD_SD1_DAT3__SD1_DATA3 0x17059 |
| MX6SL_PAD_SD3_DAT1__GPIO5_IO20 0x13069 /* WL_HOST_WAKE */ |
| MX6SL_PAD_SD3_DAT2__GPIO5_IO16 0x13069 /* WL_REG_ON */ |
| >; |
| }; |
| |
| pinctrl_usdhc3_1: usdhc3grp-1 { |
| fsl,pins = < |
| MX6SL_PAD_SD3_CMD__SD3_CMD 0x17059 |
| MX6SL_PAD_SD3_CLK__SD3_CLK 0x10059 |
| MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x17059 |
| >; |
| }; |
| }; |
| }; |
| /* Murata: declare UART4 interface for Bluetooth. */ |
| &uart4 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_uart4_1 |
| &pinctrl_btreg>; |
| fsl,uart-has-rtscts; |
| resets = <&modem_reset>; |
| status = "okay"; |
| /* for DTE mode, add below change */ |
| /* fsl,dte-mode; */ |
| /* pinctrl-0 = <&pinctrl_uart4dte_1>; */ |
| }; |
| |
| &usdhc1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_wifi>; |
| bus-width = <4>; |
| no-1-8-v; |
| non-removable; |
| cd-post; |
| pm-ignore-notify; |
| wifi-host; |
| }; |
| |
| &usdhc3 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usdhc3_1>; |
| bus-width = <1>; |
| no-1-8-v; |
| }; |
