1/*
2 * Copyright (C) 2013,2014 Russell King
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 *  a) This file is free software; you can redistribute it and/or
10 *     modify it under the terms of the GNU General Public License
11 *     version 2 as published by the Free Software Foundation.
12 *
13 *     This file is distributed in the hope that it will be useful,
14 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *     GNU General Public License for more details.
17 *
18 * Or, alternatively,
19 *
20 *  b) Permission is hereby granted, free of charge, to any person
21 *     obtaining a copy of this software and associated documentation
22 *     files (the "Software"), to deal in the Software without
23 *     restriction, including without limitation the rights to use,
24 *     copy, modify, merge, publish, distribute, sublicense, and/or
25 *     sell copies of the Software, and to permit persons to whom the
26 *     Software is furnished to do so, subject to the following
27 *     conditions:
28 *
29 *     The above copyright notice and this permission notice shall be
30 *     included in all copies or substantial portions of the Software.
31 *
32 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
33 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
34 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
35 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
36 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
37 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
38 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
39 *     OTHER DEALINGS IN THE SOFTWARE.
40 */
41#include <dt-bindings/gpio/gpio.h>
42/ {
43	clk_brcm: brcm-clock {
44		compatible = "gpio-gate-clock";
45		#clock-cells = <0>;
46		pinctrl-names = "default";
47		pinctrl-0 = <&pinctrl_microsom_brcm_osc>;
48		enable-gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
49	};
50
51	reg_brcm: brcm-reg {
52		compatible = "regulator-fixed";
53		enable-active-high;
54		gpio = <&gpio3 19 0>;
55		pinctrl-names = "default";
56		pinctrl-0 = <&pinctrl_microsom_brcm_reg>;
57		regulator-name = "brcm_reg";
58		regulator-min-microvolt = <3300000>;
59		regulator-max-microvolt = <3300000>;
60		startup-delay-us = <200000>;
61	};
62
63	usdhc1_pwrseq: usdhc1_pwrseq {
64		compatible = "mmc-pwrseq-simple";
65		reset-gpios = <&gpio5 26 GPIO_ACTIVE_LOW>,
66			      <&gpio6 0 GPIO_ACTIVE_LOW>;
67		clocks = <&clk_brcm>;
68		clock-names = "ext_clock";
69	};
70};
71
72&iomuxc {
73	microsom {
74		pinctrl_microsom_brcm_bt: microsom-brcm-bt {
75			fsl,pins = <
76				MX6QDL_PAD_CSI0_DAT14__GPIO6_IO00	0x40013070
77				MX6QDL_PAD_CSI0_DAT15__GPIO6_IO01	0x40013070
78				MX6QDL_PAD_CSI0_DAT18__GPIO6_IO04	0x40013070
79			>;
80		};
81
82		pinctrl_microsom_brcm_osc: microsom-brcm-osc {
83			fsl,pins = <
84				MX6QDL_PAD_DISP0_DAT11__GPIO5_IO05	0x40013070
85			>;
86		};
87
88		pinctrl_microsom_brcm_reg: microsom-brcm-reg {
89			fsl,pins = <
90				MX6QDL_PAD_EIM_D19__GPIO3_IO19		0x40013070
91			>;
92		};
93
94		pinctrl_microsom_brcm_wifi: microsom-brcm-wifi {
95			fsl,pins = <
96				MX6QDL_PAD_GPIO_8__XTALOSC_REF_CLK_32K	0x1b0b0
97				MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20	0x40013070
98				MX6QDL_PAD_CSI0_DAT8__GPIO5_IO26	0x40013070
99				MX6QDL_PAD_CSI0_DAT9__GPIO5_IO27	0x40013070
100			>;
101		};
102
103		pinctrl_microsom_uart4: microsom-uart4 {
104			fsl,pins = <
105				MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA 0x1b0b1
106				MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA 0x1b0b1
107				MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B 0x1b0b1
108				MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B 0x1b0b1
109			>;
110		};
111
112		pinctrl_microsom_usdhc1: microsom-usdhc1 {
113			fsl,pins = <
114				MX6QDL_PAD_SD1_CMD__SD1_CMD    0x17059
115				MX6QDL_PAD_SD1_CLK__SD1_CLK    0x10059
116				MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17059
117				MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17059
118				MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17059
119				MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17059
120			>;
121		};
122	};
123};
124
125/* UART4 - Connected to optional BRCM Wifi/BT/FM */
126&uart4 {
127	pinctrl-names = "default";
128	pinctrl-0 = <&pinctrl_microsom_brcm_bt &pinctrl_microsom_uart4>;
129	uart-has-rtscts;
130	status = "okay";
131};
132
133/* USDHC1 - Connected to optional BRCM Wifi/BT/FM */
134&usdhc1 {
135	pinctrl-names = "default";
136	pinctrl-0 = <&pinctrl_microsom_brcm_wifi &pinctrl_microsom_usdhc1>;
137	bus-width = <4>;
138	mmc-pwrseq = <&usdhc1_pwrseq>;
139	keep-power-in-suspend;
140	no-1-8-v;
141	non-removable;
142	vmmc-supply = <&reg_brcm>;
143	status = "okay";
144};
145