1 // SPDX-License-Identifier: (GPL-2.0)
2 /*
3 * Device tree for the Kobo Clara HD ebook reader
4 *
5 * Name on mainboard is: 37NB-E60K00+4A4
6 * Serials start with: E60K02 (a number also seen in
7 * vendor kernel sources)
8 *
9 * This mainboard seems to be equipped with different SoCs.
10 * In the Kobo Clara HD ebook reader it is an i.MX6SLL
11 *
12 * Copyright 2019 Andreas Kemnade
13 * based on works
14 * Copyright 2016 Freescale Semiconductor, Inc.
15 */
16
17 /dts-v1/;
18
19 #include <dt-bindings/input/input.h>
20 #include <dt-bindings/gpio/gpio.h>
21 #include "imx6sll.dtsi"
22 #include "e60k02.dtsi"
23
24 / {
25 model = "Kobo Clara HD";
26 compatible = "kobo,clarahd", "fsl,imx6sll";
27 };
28
29 &clks {
30 assigned-clocks = <&clks IMX6SLL_CLK_PLL4_AUDIO_DIV>;
31 assigned-clock-rates = <393216000>;
32 };
33
34 &cpu0 {
35 arm-supply = <&dcdc3_reg>;
36 soc-supply = <&dcdc1_reg>;
37 };
38
39 &gpio_keys {
40 pinctrl-names = "default";
41 pinctrl-0 = <&pinctrl_gpio_keys>;
42 };
43
44 &i2c1 {
45 pinctrl-names = "default","sleep";
46 pinctrl-0 = <&pinctrl_i2c1>;
47 pinctrl-1 = <&pinctrl_i2c1_sleep>;
48 };
49
50 &i2c2 {
51 pinctrl-names = "default","sleep";
52 pinctrl-0 = <&pinctrl_i2c2>;
53 pinctrl-1 = <&pinctrl_i2c2_sleep>;
54 };
55
56 &i2c3 {
57 pinctrl-names = "default";
58 pinctrl-0 = <&pinctrl_i2c3>;
59 };
60
61 &iomuxc {
62 pinctrl-names = "default";
63 pinctrl-0 = <&pinctrl_hog>;
64
65 pinctrl_cyttsp5_gpio: cyttsp5-gpiogrp {
66 fsl,pins = <
67 MX6SLL_PAD_SD1_DATA3__GPIO5_IO06 0x17059 /* TP_INT */
68 MX6SLL_PAD_SD1_DATA2__GPIO5_IO13 0x10059 /* TP_RST */
69 >;
70 };
71
72 pinctrl_gpio_keys: gpio-keysgrp {
73 fsl,pins = <
74 MX6SLL_PAD_SD1_DATA1__GPIO5_IO08 0x17059 /* PWR_SW */
75 MX6SLL_PAD_SD1_DATA4__GPIO5_IO12 0x17059 /* HALL_EN */
76 >;
77 };
78
79 pinctrl_hog: hoggrp {
80 fsl,pins = <
81 MX6SLL_PAD_LCD_DATA00__GPIO2_IO20 0x79
82 MX6SLL_PAD_LCD_DATA01__GPIO2_IO21 0x79
83 MX6SLL_PAD_LCD_DATA02__GPIO2_IO22 0x79
84 MX6SLL_PAD_LCD_DATA03__GPIO2_IO23 0x79
85 MX6SLL_PAD_LCD_DATA04__GPIO2_IO24 0x79
86 MX6SLL_PAD_LCD_DATA05__GPIO2_IO25 0x79
87 MX6SLL_PAD_LCD_DATA06__GPIO2_IO26 0x79
88 MX6SLL_PAD_LCD_DATA07__GPIO2_IO27 0x79
89 MX6SLL_PAD_LCD_DATA08__GPIO2_IO28 0x79
90 MX6SLL_PAD_LCD_DATA09__GPIO2_IO29 0x79
91 MX6SLL_PAD_LCD_DATA10__GPIO2_IO30 0x79
92 MX6SLL_PAD_LCD_DATA11__GPIO2_IO31 0x79
93 MX6SLL_PAD_LCD_DATA12__GPIO3_IO00 0x79
94 MX6SLL_PAD_LCD_DATA13__GPIO3_IO01 0x79
95 MX6SLL_PAD_LCD_DATA14__GPIO3_IO02 0x79
96 MX6SLL_PAD_LCD_DATA15__GPIO3_IO03 0x79
97 MX6SLL_PAD_LCD_DATA16__GPIO3_IO04 0x79
98 MX6SLL_PAD_LCD_DATA17__GPIO3_IO05 0x79
99 MX6SLL_PAD_LCD_DATA18__GPIO3_IO06 0x79
100 MX6SLL_PAD_LCD_DATA19__GPIO3_IO07 0x79
101 MX6SLL_PAD_LCD_DATA20__GPIO3_IO08 0x79
102 MX6SLL_PAD_LCD_DATA21__GPIO3_IO09 0x79
103 MX6SLL_PAD_LCD_DATA22__GPIO3_IO10 0x79
104 MX6SLL_PAD_LCD_DATA23__GPIO3_IO11 0x79
105 MX6SLL_PAD_LCD_CLK__GPIO2_IO15 0x79
106 MX6SLL_PAD_LCD_ENABLE__GPIO2_IO16 0x79
107 MX6SLL_PAD_LCD_HSYNC__GPIO2_IO17 0x79
108 MX6SLL_PAD_LCD_VSYNC__GPIO2_IO18 0x79
109 MX6SLL_PAD_LCD_RESET__GPIO2_IO19 0x79
110 MX6SLL_PAD_KEY_COL3__GPIO3_IO30 0x79
111 MX6SLL_PAD_KEY_ROW7__GPIO4_IO07 0x79
112 MX6SLL_PAD_ECSPI2_MOSI__GPIO4_IO13 0x79
113 MX6SLL_PAD_KEY_COL5__GPIO4_IO02 0x79
114 >;
115 };
116
117 pinctrl_i2c1: i2c1grp {
118 fsl,pins = <
119 MX6SLL_PAD_I2C1_SCL__I2C1_SCL 0x4001f8b1
120 MX6SLL_PAD_I2C1_SDA__I2C1_SDA 0x4001f8b1
121 >;
122 };
123
124 pinctrl_i2c1_sleep: i2c1grp-sleep {
125 fsl,pins = <
126 MX6SLL_PAD_I2C1_SCL__I2C1_SCL 0x400108b1
127 MX6SLL_PAD_I2C1_SDA__I2C1_SDA 0x400108b1
128 >;
129 };
130
131 pinctrl_i2c2: i2c2grp {
132 fsl,pins = <
133 MX6SLL_PAD_I2C2_SCL__I2C2_SCL 0x4001f8b1
134 MX6SLL_PAD_I2C2_SDA__I2C2_SDA 0x4001f8b1
135 >;
136 };
137
138 pinctrl_i2c2_sleep: i2c2grp-sleep {
139 fsl,pins = <
140 MX6SLL_PAD_I2C2_SCL__I2C2_SCL 0x400108b1
141 MX6SLL_PAD_I2C2_SDA__I2C2_SDA 0x400108b1
142 >;
143 };
144
145 pinctrl_i2c3: i2c3grp {
146 fsl,pins = <
147 MX6SLL_PAD_REF_CLK_24M__I2C3_SCL 0x4001f8b1
148 MX6SLL_PAD_REF_CLK_32K__I2C3_SDA 0x4001f8b1
149 >;
150 };
151
152 pinctrl_led: ledgrp {
153 fsl,pins = <
154 MX6SLL_PAD_SD1_DATA6__GPIO5_IO07 0x17059
155 >;
156 };
157
158 pinctrl_lm3630a_bl_gpio: lm3630a-bl-gpiogrp {
159 fsl,pins = <
160 MX6SLL_PAD_EPDC_PWR_CTRL3__GPIO2_IO10 0x10059 /* HWEN */
161 >;
162 };
163
164 pinctrl_ricoh_gpio: ricoh-gpiogrp {
165 fsl,pins = <
166 MX6SLL_PAD_SD1_CLK__GPIO5_IO15 0x1b8b1 /* ricoh619 chg */
167 MX6SLL_PAD_SD1_DATA0__GPIO5_IO11 0x1b8b1 /* ricoh619 irq */
168 MX6SLL_PAD_KEY_COL2__GPIO3_IO28 0x1b8b1 /* ricoh619 bat_low_int */
169 >;
170 };
171
172 pinctrl_uart1: uart1grp {
173 fsl,pins = <
174 MX6SLL_PAD_UART1_TXD__UART1_DCE_TX 0x1b0b1
175 MX6SLL_PAD_UART1_RXD__UART1_DCE_RX 0x1b0b1
176 >;
177 };
178
179 pinctrl_uart4: uart4grp {
180 fsl,pins = <
181 MX6SLL_PAD_KEY_ROW6__UART4_DCE_TX 0x1b0b1
182 MX6SLL_PAD_KEY_COL6__UART4_DCE_RX 0x1b0b1
183 >;
184 };
185
186 pinctrl_usbotg1: usbotg1grp {
187 fsl,pins = <
188 MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059
189 >;
190 };
191
192 pinctrl_usdhc2: usdhc2grp {
193 fsl,pins = <
194 MX6SLL_PAD_SD2_CMD__SD2_CMD 0x17059
195 MX6SLL_PAD_SD2_CLK__SD2_CLK 0x13059
196 MX6SLL_PAD_SD2_DATA0__SD2_DATA0 0x17059
197 MX6SLL_PAD_SD2_DATA1__SD2_DATA1 0x17059
198 MX6SLL_PAD_SD2_DATA2__SD2_DATA2 0x17059
199 MX6SLL_PAD_SD2_DATA3__SD2_DATA3 0x17059
200 >;
201 };
202
203 pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
204 fsl,pins = <
205 MX6SLL_PAD_SD2_CMD__SD2_CMD 0x170b9
206 MX6SLL_PAD_SD2_CLK__SD2_CLK 0x130b9
207 MX6SLL_PAD_SD2_DATA0__SD2_DATA0 0x170b9
208 MX6SLL_PAD_SD2_DATA1__SD2_DATA1 0x170b9
209 MX6SLL_PAD_SD2_DATA2__SD2_DATA2 0x170b9
210 MX6SLL_PAD_SD2_DATA3__SD2_DATA3 0x170b9
211 >;
212 };
213
214 pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
215 fsl,pins = <
216 MX6SLL_PAD_SD2_CMD__SD2_CMD 0x170f9
217 MX6SLL_PAD_SD2_CLK__SD2_CLK 0x130f9
218 MX6SLL_PAD_SD2_DATA0__SD2_DATA0 0x170f9
219 MX6SLL_PAD_SD2_DATA1__SD2_DATA1 0x170f9
220 MX6SLL_PAD_SD2_DATA2__SD2_DATA2 0x170f9
221 MX6SLL_PAD_SD2_DATA3__SD2_DATA3 0x170f9
222 >;
223 };
224
225 pinctrl_usdhc2_sleep: usdhc2grp-sleep {
226 fsl,pins = <
227 MX6SLL_PAD_SD2_CMD__GPIO5_IO04 0x100f9
228 MX6SLL_PAD_SD2_CLK__GPIO5_IO05 0x100f9
229 MX6SLL_PAD_SD2_DATA0__GPIO5_IO01 0x100f9
230 MX6SLL_PAD_SD2_DATA1__GPIO4_IO30 0x100f9
231 MX6SLL_PAD_SD2_DATA2__GPIO5_IO03 0x100f9
232 MX6SLL_PAD_SD2_DATA3__GPIO4_IO28 0x100f9
233 >;
234 };
235
236 pinctrl_usdhc3: usdhc3grp {
237 fsl,pins = <
238 MX6SLL_PAD_SD3_CMD__SD3_CMD 0x11059
239 MX6SLL_PAD_SD3_CLK__SD3_CLK 0x11059
240 MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x11059
241 MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x11059
242 MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x11059
243 MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x11059
244 >;
245 };
246
247 pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
248 fsl,pins = <
249 MX6SLL_PAD_SD3_CMD__SD3_CMD 0x170b9
250 MX6SLL_PAD_SD3_CLK__SD3_CLK 0x170b9
251 MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x170b9
252 MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x170b9
253 MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x170b9
254 MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x170b9
255 >;
256 };
257
258 pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
259 fsl,pins = <
260 MX6SLL_PAD_SD3_CMD__SD3_CMD 0x170f9
261 MX6SLL_PAD_SD3_CLK__SD3_CLK 0x170f9
262 MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x170f9
263 MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x170f9
264 MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x170f9
265 MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x170f9
266 >;
267 };
268
269 pinctrl_usdhc3_sleep: usdhc3grp-sleep {
270 fsl,pins = <
271 MX6SLL_PAD_SD3_CMD__GPIO5_IO21 0x100c1
272 MX6SLL_PAD_SD3_CLK__GPIO5_IO18 0x100c1
273 MX6SLL_PAD_SD3_DATA0__GPIO5_IO19 0x100c1
274 MX6SLL_PAD_SD3_DATA1__GPIO5_IO20 0x100c1
275 MX6SLL_PAD_SD3_DATA2__GPIO5_IO16 0x100c1
276 MX6SLL_PAD_SD3_DATA3__GPIO5_IO17 0x100c1
277 >;
278 };
279
280 pinctrl_wifi_power: wifi-powergrp {
281 fsl,pins = <
282 MX6SLL_PAD_SD2_DATA6__GPIO4_IO29 0x10059 /* WIFI_3V3_ON */
283 >;
284 };
285
286 pinctrl_wifi_reset: wifi-resetgrp {
287 fsl,pins = <
288 MX6SLL_PAD_SD2_DATA7__GPIO5_IO00 0x10059 /* WIFI_RST */
289 >;
290 };
291 };
292
293 &leds {
294 pinctrl-names = "default";
295 pinctrl-0 = <&pinctrl_led>;
296 };
297
298 &lm3630a {
299 pinctrl-names = "default";
300 pinctrl-0 = <&pinctrl_lm3630a_bl_gpio>;
301 };
302
303 ®_wifi {
304 pinctrl-names = "default";
305 pinctrl-0 = <&pinctrl_wifi_power>;
306 };
307
308 &ricoh619 {
309 pinctrl-names = "default";
310 pinctrl-0 = <&pinctrl_ricoh_gpio>;
311 };
312
313 &uart1 {
314 pinctrl-names = "default";
315 pinctrl-0 = <&pinctrl_uart1>;
316 };
317
318 &uart4 {
319 pinctrl-names = "default";
320 pinctrl-0 = <&pinctrl_uart4>;
321 };
322
323 &usdhc2 {
324 pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
325 pinctrl-0 = <&pinctrl_usdhc2>;
326 pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
327 pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
328 pinctrl-3 = <&pinctrl_usdhc2_sleep>;
329 };
330
331 &usdhc3 {
332 pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
333 pinctrl-0 = <&pinctrl_usdhc3>;
334 pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
335 pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
336 pinctrl-3 = <&pinctrl_usdhc3_sleep>;
337 };
338
339 &wifi_pwrseq {
340 pinctrl-names = "default";
341 pinctrl-0 = <&pinctrl_wifi_reset>;
342 };
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