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	user_buttons: user-buttons {
59		compatible = "gpio-keys";
60		pinctrl-names = "default";
61		pinctrl-0 = <&user_button_pins>;
62
63		button@0 {
64			label = "home";
65			linux,code = <KEY_HOME>;
66			gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>;
67			wakeup-source;
68		};
69
70		button@1 {
71			label = "menu";
72			linux,code = <KEY_MENU>;
73			gpios = <&gpio8 3 GPIO_ACTIVE_HIGH>;
74			wakeup-source;
75		};
76	};
77
78	vcc_host0_5v: usb-host0-regulator {
79		compatible = "regulator-fixed";
80		gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
81		pinctrl-names = "default";
82		pinctrl-0 = <&host0_vbus_drv>;
83		regulator-name = "vcc_host0_5v";
84		regulator-min-microvolt = <5000000>;
85		regulator-max-microvolt = <5000000>;
86		regulator-always-on;
87		vin-supply = <&vdd_in_otg_out>;
88	};
89
90	vcc_host1_5v: usb-host1-regulator {
91		compatible = "regulator-fixed";
92		gpio = <&gpio2 0 GPIO_ACTIVE_HIGH>;
93		pinctrl-names = "default";
94		pinctrl-0 = <&host1_vbus_drv>;
95		regulator-name = "vcc_host1_5v";
96		regulator-min-microvolt = <5000000>;
97		regulator-max-microvolt = <5000000>;
98		regulator-always-on;
99		vin-supply = <&vdd_in_otg_out>;
100	};
101
102	vcc_otg_5v: usb-otg-regulator {
103		compatible = "regulator-fixed";
104		gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
105		pinctrl-names = "default";
106		pinctrl-0 = <&otg_vbus_drv>;
107		regulator-name = "vcc_otg_5v";
108		regulator-min-microvolt = <5000000>;
109		regulator-max-microvolt = <5000000>;
110		regulator-always-on;
111		vin-supply = <&vdd_in_otg_out>;
112	};
113};
114
115&dmc {
116	rockchip,num-channels = <2>;
117	rockchip,pctl-timing = <0x29a 0xc8 0x1f8 0x42 0x4e 0x4 0xea 0xa
118		0x5 0x0 0xa 0x7 0x19 0x24 0xa 0x7
119		0x5 0xa 0x5 0x200 0x5 0x10 0x40 0x0
120		0x1 0x7 0x7 0x4 0xc 0x43 0x100 0x0
121		0x5 0x0>;
122	rockchip,phy-timing = <0x48f9aab4 0xea0910 0x1002c200
123		0xa60 0x40 0x10 0x0>;
124	rockchip,sdram-channel = /bits/ 8 <0x1 0xa 0x3 0x2 0x1 0x0 0xe 0xe>;
125	rockchip,sdram-params = <0x30B25564 0x627 3 666000000 3 5 1>;
126};
127
128&gmac {
129	status = "okay";
130};
131
132&hdmi {
133	status = "okay";
134};
135
136&i2c1 {
137	status = "okay";
138
139	touchscreen@44 {
140		compatible = "st,stmpe811";
141		reg = <0x44>;
142	};
143
144	adc@64 {
145		compatible = "maxim,max1037";
146		reg = <0x64>;
147	};
148
149	i2c_rtc: rtc@68 {
150		compatible = "rv4162";
151		reg = <0x68>;
152		pinctrl-names = "default";
153		pinctrl-0 = <&i2c_rtc_int>;
154		interrupt-parent = <&gpio5>;
155		interrupts = <10 0>;
156	};
157};
158
159&i2c3 {
160	status = "okay";
161
162	i2c_eeprom_cb: eeprom@51 {
163		compatible = "atmel,24c32";
164		reg = <0x51>;
165		pagesize = <32>;
166	};
167};
168
169&i2c4 {
170	status = "okay";
171};
172
173&i2c5 {
174	status = "okay";
175};
176
177&pinctrl {
178	u-boot,dm-pre-reloc;
179
180	pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma {
181		bias-pull-up;
182		drive-strength = <12>;
183	};
184
185	buttons {
186		user_button_pins: user-button-pins {
187			/* button 1 */
188			rockchip,pins = <8 3 RK_FUNC_GPIO &pcfg_pull_up>,
189			/* button 2 */
190					<8 0 RK_FUNC_GPIO &pcfg_pull_up>;
191		};
192	};
193
194	rv4162 {
195		i2c_rtc_int: i2c-rtc-int {
196			rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
197		};
198	};
199
200	sdmmc {
201		/*
202		 * Default drive strength isn't enough to achieve even
203		 * high-speed mode on pcm-947 board so bump up to 12 mA.
204		 */
205		sdmmc_bus4: sdmmc-bus4 {
206			rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
207					<6 17 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
208					<6 18 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
209					<6 19 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
210		};
211
212		sdmmc_clk: sdmmc-clk {
213			rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_12ma>;
214		};
215
216		sdmmc_cmd: sdmmc-cmd {
217			rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
218		};
219
220		sdmmc_pwr: sdmmc-pwr {
221			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
222		};
223	};
224
225	touchscreen {
226		ts_irq_pin: ts-irq-pin {
227			rockchip,pins = <5 15 RK_FUNC_GPIO &pcfg_pull_none>;
228		};
229	};
230
231	usb_host {
232		host0_vbus_drv: host0-vbus-drv {
233			rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
234		};
235
236		host1_vbus_drv: host1-vbus-drv {
237			rockchip,pins = <2 0 RK_FUNC_GPIO &pcfg_pull_none>;
238		};
239	};
240
241	usb_otg {
242		otg_vbus_drv: otg-vbus-drv {
243			rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
244		};
245	};
246};
247
248&sdmmc {
249	u-boot,dm-pre-reloc;
250
251	bus-width = <4>;
252	cap-mmc-highspeed;
253	cap-sd-highspeed;
254	card-detect-delay = <200>;
255	disable-wp;
256	num-slots = <1>;
257	pinctrl-names = "default";
258	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
259	vmmc-supply = <&vdd_io_sd>;
260	vqmmc-supply = <&vdd_io_sd>;
261	status = "okay";
262};
263
264&uart0 {
265	pinctrl-names = "default";
266	pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
267	status = "okay";
268};
269
270&uart2 {
271	u-boot,dm-pre-reloc;
272	status = "okay";
273};
274
275&usbphy {
276	status = "okay";
277};
278
279&usb_host0_ehci {
280	status = "okay";
281};
282
283&usb_host1 {
284	status = "okay";
285};
286
287&usb_otg {
288	status = "okay";
289};
290