ARM: shmobile: r8a7790/lager dts: Add DVFS parameters into cpu0 node for r8a7790
[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / arm / boot / dts / r8a7790-lager.dts
1 /*
2  * Device Tree Source for the Lager board
3  *
4  * Copyright (C) 2013-2014 Renesas Solutions Corp.
5  * Copyright (C) 2014 Cogent Embedded, Inc.
6  *
7  * This file is licensed under the terms of the GNU General Public License
8  * version 2.  This program is licensed "as is" without any warranty of any
9  * kind, whether express or implied.
10  */
11
12 /dts-v1/;
13 #include "r8a7790.dtsi"
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
16
17 / {
18         model = "Lager";
19         compatible = "renesas,lager", "renesas,r8a7790";
20
21         aliases {
22                 serial6 = &scif0;
23                 serial7 = &scif1;
24         };
25
26         chosen {
27                 bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
28         };
29
30         memory@40000000 {
31                 device_type = "memory";
32                 reg = <0 0x40000000 0 0x80000000>;
33         };
34
35         memory@180000000 {
36                 device_type = "memory";
37                 reg = <1 0x80000000 0 0x80000000>;
38         };
39
40         lbsc {
41                 #address-cells = <1>;
42                 #size-cells = <1>;
43         };
44
45         gpio_keys {
46                 compatible = "gpio-keys";
47
48                 button@1 {
49                         linux,code = <KEY_1>;
50                         label = "SW2-1";
51                         gpio-key,wakeup;
52                         debounce-interval = <20>;
53                         gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
54                 };
55                 button@2 {
56                         linux,code = <KEY_2>;
57                         label = "SW2-2";
58                         gpio-key,wakeup;
59                         debounce-interval = <20>;
60                         gpios = <&gpio1 24 GPIO_ACTIVE_LOW>;
61                 };
62                 button@3 {
63                         linux,code = <KEY_3>;
64                         label = "SW2-3";
65                         gpio-key,wakeup;
66                         debounce-interval = <20>;
67                         gpios = <&gpio1 26 GPIO_ACTIVE_LOW>;
68                 };
69                 button@4 {
70                         linux,code = <KEY_4>;
71                         label = "SW2-4";
72                         gpio-key,wakeup;
73                         debounce-interval = <20>;
74                         gpios = <&gpio1 28 GPIO_ACTIVE_LOW>;
75                 };
76         };
77
78         leds {
79                 compatible = "gpio-leds";
80                 led6 {
81                         gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>;
82                 };
83                 led7 {
84                         gpios = <&gpio4 23 GPIO_ACTIVE_HIGH>;
85                 };
86                 led8 {
87                         gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
88                 };
89         };
90
91         fixedregulator3v3: fixedregulator@0 {
92                 compatible = "regulator-fixed";
93                 regulator-name = "fixed-3.3V";
94                 regulator-min-microvolt = <3300000>;
95                 regulator-max-microvolt = <3300000>;
96                 regulator-boot-on;
97                 regulator-always-on;
98         };
99
100         vcc_sdhi0: regulator@1 {
101                 compatible = "regulator-fixed";
102
103                 regulator-name = "SDHI0 Vcc";
104                 regulator-min-microvolt = <3300000>;
105                 regulator-max-microvolt = <3300000>;
106
107                 gpio = <&gpio5 24 GPIO_ACTIVE_HIGH>;
108                 enable-active-high;
109         };
110
111         vccq_sdhi0: regulator@2 {
112                 compatible = "regulator-gpio";
113
114                 regulator-name = "SDHI0 VccQ";
115                 regulator-min-microvolt = <1800000>;
116                 regulator-max-microvolt = <3300000>;
117
118                 gpios = <&gpio5 29 GPIO_ACTIVE_HIGH>;
119                 gpios-states = <1>;
120                 states = <3300000 1
121                           1800000 0>;
122         };
123
124         vcc_sdhi2: regulator@3 {
125                 compatible = "regulator-fixed";
126
127                 regulator-name = "SDHI2 Vcc";
128                 regulator-min-microvolt = <3300000>;
129                 regulator-max-microvolt = <3300000>;
130
131                 gpio = <&gpio5 25 GPIO_ACTIVE_HIGH>;
132                 enable-active-high;
133         };
134
135         vccq_sdhi2: regulator@4 {
136                 compatible = "regulator-gpio";
137
138                 regulator-name = "SDHI2 VccQ";
139                 regulator-min-microvolt = <1800000>;
140                 regulator-max-microvolt = <3300000>;
141
142                 gpios = <&gpio5 30 GPIO_ACTIVE_HIGH>;
143                 gpios-states = <1>;
144                 states = <3300000 1
145                           1800000 0>;
146         };
147 };
148
149 &extal_clk {
150         clock-frequency = <20000000>;
151 };
152
153 &pfc {
154         pinctrl-0 = <&du_pins>;
155         pinctrl-names = "default";
156
157         du_pins: du {
158                 renesas,groups = "du_rgb666", "du_sync_1", "du_clk_out_0";
159                 renesas,function = "du";
160         };
161
162         scif0_pins: serial0 {
163                 renesas,groups = "scif0_data";
164                 renesas,function = "scif0";
165         };
166
167         ether_pins: ether {
168                 renesas,groups = "eth_link", "eth_mdio", "eth_rmii";
169                 renesas,function = "eth";
170         };
171
172         phy1_pins: phy1 {
173                 renesas,groups = "intc_irq0";
174                 renesas,function = "intc";
175         };
176
177         scif1_pins: serial1 {
178                 renesas,groups = "scif1_data";
179                 renesas,function = "scif1";
180         };
181
182         sdhi0_pins: sd0 {
183                 renesas,groups = "sdhi0_data4", "sdhi0_ctrl";
184                 renesas,function = "sdhi0";
185         };
186
187         sdhi2_pins: sd2 {
188                 renesas,groups = "sdhi2_data4", "sdhi2_ctrl";
189                 renesas,function = "sdhi2";
190         };
191
192         mmc1_pins: mmc1 {
193                 renesas,groups = "mmc1_data8", "mmc1_ctrl";
194                 renesas,function = "mmc1";
195         };
196
197         qspi_pins: spi0 {
198                 renesas,groups = "qspi_ctrl", "qspi_data4";
199                 renesas,function = "qspi";
200         };
201
202         msiof1_pins: spi2 {
203                 renesas,groups = "msiof1_clk", "msiof1_sync", "msiof1_rx",
204                                  "msiof1_tx";
205                 renesas,function = "msiof1";
206         };
207
208         i2c3_pins: i2c3 {
209                 renesas,groups = "i2c3";
210                 renesas,function = "i2c3";
211         };
212 };
213
214 &ether {
215         pinctrl-0 = <&ether_pins &phy1_pins>;
216         pinctrl-names = "default";
217
218         phy-handle = <&phy1>;
219         renesas,ether-link-active-low;
220         status = "ok";
221
222         phy1: ethernet-phy@1 {
223                 reg = <1>;
224                 interrupt-parent = <&irqc0>;
225                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
226                 micrel,led-mode = <1>;
227         };
228 };
229
230 &mmcif1 {
231         pinctrl-0 = <&mmc1_pins>;
232         pinctrl-names = "default";
233
234         vmmc-supply = <&fixedregulator3v3>;
235         bus-width = <8>;
236         non-removable;
237         status = "okay";
238 };
239
240 &sata1 {
241         status = "okay";
242 };
243
244 &qspi {
245         pinctrl-0 = <&qspi_pins>;
246         pinctrl-names = "default";
247
248         status = "okay";
249
250         flash: flash@0 {
251                 #address-cells = <1>;
252                 #size-cells = <1>;
253                 compatible = "spansion,s25fl512s";
254                 reg = <0>;
255                 spi-max-frequency = <30000000>;
256                 spi-tx-bus-width = <4>;
257                 spi-rx-bus-width = <4>;
258                 m25p,fast-read;
259
260                 partition@0 {
261                         label = "loader";
262                         reg = <0x00000000 0x00040000>;
263                         read-only;
264                 };
265                 partition@40000 {
266                         label = "user";
267                         reg = <0x00040000 0x00400000>;
268                         read-only;
269                 };
270                 partition@440000 {
271                         label = "flash";
272                         reg = <0x00440000 0x03bc0000>;
273                 };
274         };
275 };
276
277 &msiof1 {
278         pinctrl-0 = <&msiof1_pins>;
279         pinctrl-names = "default";
280
281         status = "okay";
282
283         pmic: pmic@0 {
284                 compatible = "renesas,r2a11302ft";
285                 reg = <0>;
286                 spi-max-frequency = <6000000>;
287                 spi-cpol;
288                 spi-cpha;
289         };
290 };
291
292 &scif0 {
293         pinctrl-0 = <&scif0_pins>;
294         pinctrl-names = "default";
295
296         status = "okay";
297 };
298
299 &scif1 {
300         pinctrl-0 = <&scif1_pins>;
301         pinctrl-names = "default";
302
303         status = "okay";
304 };
305
306 &sdhi0 {
307         pinctrl-0 = <&sdhi0_pins>;
308         pinctrl-names = "default";
309
310         vmmc-supply = <&vcc_sdhi0>;
311         vqmmc-supply = <&vccq_sdhi0>;
312         cd-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
313         status = "okay";
314 };
315
316 &sdhi2 {
317         pinctrl-0 = <&sdhi2_pins>;
318         pinctrl-names = "default";
319
320         vmmc-supply = <&vcc_sdhi2>;
321         vqmmc-supply = <&vccq_sdhi2>;
322         cd-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>;
323         status = "okay";
324 };
325
326 &i2c3 {
327         pinctrl-names = "default";
328         pinctrl-0 = <&i2c3_pins>;
329         status = "okay";
330
331         vdd_dvfs: regulator@68 {
332                 compatible = "diasemi,da9210";
333                 reg = <0x68>;
334
335                 regulator-min-microvolt = <1000000>;
336                 regulator-max-microvolt = <1000000>;
337                 regulator-boot-on;
338                 regulator-always-on;
339         };
340 };
341
342 &cpu0 {
343         cpu0-supply = <&vdd_dvfs>;
344 };