1/*
2 * Device tree file for Phytec PCM-947 carrier board
3 * Copyright (C) 2017 PHYTEC Messtechnik GmbH
4 * Author: Wadim Egorov <w.egorov@phytec.de>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License as
13 *     published by the Free Software Foundation; either version 2 of the
14 *     License, or (at your option) any later version.
15 *
16 *     This file is distributed in the hope that it will be useful,
17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *     GNU General Public License for more details.
20 *
21 * Or, alternatively,
22 *
23 *  b) Permission is hereby granted, free of charge, to any person
24 *     obtaining a copy of this software and associated documentation
25 *     files (the "Software"), to deal in the Software without
26 *     restriction, including without limitation the rights to use,
27 *     copy, modify, merge, publish, distribute, sublicense, and/or
28 *     sell copies of the Software, and to permit persons to whom the
29 *     Software is furnished to do so, subject to the following
30 *     conditions:
31 *
32 *     The above copyright notice and this permission notice shall be
33 *     included in all copies or substantial portions of the Software.
34 *
35 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 *     OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
46
47#include <dt-bindings/input/input.h>
48#include "rk3288-phycore-som.dtsi"
49
50/ {
51	model = "Phytec RK3288 PCM-947";
52	compatible = "phytec,rk3288-pcm-947", "phytec,rk3288-phycore-som", "rockchip,rk3288";
53
54	chosen {
55		stdout-path = &uart2;
56	};
57
58	config {
59		u-boot,dm-pre-reloc;
60		u-boot,boot0 = &emmc;
61	};
62
63	user_buttons: user-buttons {
64		compatible = "gpio-keys";
65		pinctrl-names = "default";
66		pinctrl-0 = <&user_button_pins>;
67
68		button@0 {
69			label = "home";
70			linux,code = <KEY_HOME>;
71			gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>;
72			wakeup-source;
73		};
74
75		button@1 {
76			label = "menu";
77			linux,code = <KEY_MENU>;
78			gpios = <&gpio8 3 GPIO_ACTIVE_HIGH>;
79			wakeup-source;
80		};
81	};
82
83	vcc_host0_5v: usb-host0-regulator {
84		compatible = "regulator-fixed";
85		gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
86		pinctrl-names = "default";
87		pinctrl-0 = <&host0_vbus_drv>;
88		regulator-name = "vcc_host0_5v";
89		regulator-min-microvolt = <5000000>;
90		regulator-max-microvolt = <5000000>;
91		regulator-always-on;
92		vin-supply = <&vdd_in_otg_out>;
93	};
94
95	vcc_host1_5v: usb-host1-regulator {
96		compatible = "regulator-fixed";
97		gpio = <&gpio2 0 GPIO_ACTIVE_HIGH>;
98		pinctrl-names = "default";
99		pinctrl-0 = <&host1_vbus_drv>;
100		regulator-name = "vcc_host1_5v";
101		regulator-min-microvolt = <5000000>;
102		regulator-max-microvolt = <5000000>;
103		regulator-always-on;
104		vin-supply = <&vdd_in_otg_out>;
105	};
106
107	vcc_otg_5v: usb-otg-regulator {
108		compatible = "regulator-fixed";
109		gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
110		pinctrl-names = "default";
111		pinctrl-0 = <&otg_vbus_drv>;
112		regulator-name = "vcc_otg_5v";
113		regulator-min-microvolt = <5000000>;
114		regulator-max-microvolt = <5000000>;
115		regulator-always-on;
116		vin-supply = <&vdd_in_otg_out>;
117	};
118};
119
120&dmc {
121	rockchip,num-channels = <2>;
122	rockchip,pctl-timing = <0x29a 0xc8 0x1f8 0x42 0x4e 0x4 0xea 0xa
123		0x5 0x0 0xa 0x7 0x19 0x24 0xa 0x7
124		0x5 0xa 0x5 0x200 0x5 0x10 0x40 0x0
125		0x1 0x7 0x7 0x4 0xc 0x43 0x100 0x0
126		0x5 0x0>;
127	rockchip,phy-timing = <0x48f9aab4 0xea0910 0x1002c200
128		0xa60 0x40 0x10 0x0>;
129	rockchip,sdram-channel = /bits/ 8 <0x1 0xa 0x3 0x2 0x1 0x0 0xe 0xe>;
130	rockchip,sdram-params = <0x30B25564 0x627 3 666000000 3 5 1>;
131};
132
133&gmac {
134	status = "okay";
135};
136
137&hdmi {
138	status = "okay";
139};
140
141&i2c1 {
142	status = "okay";
143
144	touchscreen@44 {
145		compatible = "st,stmpe811";
146		reg = <0x44>;
147	};
148
149	adc@64 {
150		compatible = "maxim,max1037";
151		reg = <0x64>;
152	};
153
154	i2c_rtc: rtc@68 {
155		compatible = "rv4162";
156		reg = <0x68>;
157		pinctrl-names = "default";
158		pinctrl-0 = <&i2c_rtc_int>;
159		interrupt-parent = <&gpio5>;
160		interrupts = <10 0>;
161	};
162};
163
164&i2c3 {
165	status = "okay";
166
167	i2c_eeprom_cb: eeprom@51 {
168		compatible = "atmel,24c32";
169		reg = <0x51>;
170		pagesize = <32>;
171	};
172};
173
174&i2c4 {
175	status = "okay";
176};
177
178&i2c5 {
179	status = "okay";
180};
181
182&pinctrl {
183	u-boot,dm-pre-reloc;
184
185	pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma {
186		bias-pull-up;
187		drive-strength = <12>;
188	};
189
190	buttons {
191		user_button_pins: user-button-pins {
192			/* button 1 */
193			rockchip,pins = <8 3 RK_FUNC_GPIO &pcfg_pull_up>,
194			/* button 2 */
195					<8 0 RK_FUNC_GPIO &pcfg_pull_up>;
196		};
197	};
198
199	rv4162 {
200		i2c_rtc_int: i2c-rtc-int {
201			rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
202		};
203	};
204
205	sdmmc {
206		/*
207		 * Default drive strength isn't enough to achieve even
208		 * high-speed mode on pcm-947 board so bump up to 12 mA.
209		 */
210		sdmmc_bus4: sdmmc-bus4 {
211			rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
212					<6 17 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
213					<6 18 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
214					<6 19 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
215		};
216
217		sdmmc_clk: sdmmc-clk {
218			rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_12ma>;
219		};
220
221		sdmmc_cmd: sdmmc-cmd {
222			rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
223		};
224
225		sdmmc_pwr: sdmmc-pwr {
226			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
227		};
228	};
229
230	touchscreen {
231		ts_irq_pin: ts-irq-pin {
232			rockchip,pins = <5 15 RK_FUNC_GPIO &pcfg_pull_none>;
233		};
234	};
235
236	usb_host {
237		host0_vbus_drv: host0-vbus-drv {
238			rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
239		};
240
241		host1_vbus_drv: host1-vbus-drv {
242			rockchip,pins = <2 0 RK_FUNC_GPIO &pcfg_pull_none>;
243		};
244	};
245
246	usb_otg {
247		otg_vbus_drv: otg-vbus-drv {
248			rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
249		};
250	};
251};
252
253&sdmmc {
254	u-boot,dm-pre-reloc;
255
256	bus-width = <4>;
257	cap-mmc-highspeed;
258	cap-sd-highspeed;
259	card-detect-delay = <200>;
260	disable-wp;
261	num-slots = <1>;
262	pinctrl-names = "default";
263	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
264	vmmc-supply = <&vdd_io_sd>;
265	vqmmc-supply = <&vdd_io_sd>;
266	status = "okay";
267};
268
269&uart0 {
270	pinctrl-names = "default";
271	pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
272	status = "okay";
273};
274
275&uart2 {
276	u-boot,dm-pre-reloc;
277	status = "okay";
278};
279
280&usbphy {
281	status = "okay";
282};
283
284&usb_host0_ehci {
285	status = "okay";
286};
287
288&usb_host1 {
289	status = "okay";
290};
291
292&usb_otg {
293	status = "okay";
294};
295