1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com>
4 *
5 * Based on am3517-evm.dts
6 */
7
8 / {
9 cpus {
10 cpu@0 {
11 cpu0-supply = <&vdd_core_reg>;
12 };
13 };
14
15 wl12xx_buffer: wl12xx_buf {
16 compatible = "regulator-fixed";
17 regulator-name = "wl1271_buf";
18 regulator-min-microvolt = <1800000>;
19 regulator-max-microvolt = <1800000>;
20 pinctrl-names = "default";
21 pinctrl-0 = <&wl12xx_buffer_pins>;
22 gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */
23 regulator-always-on;
24 vin-supply = <&vdd_1v8_reg>;
25 };
26
27 wl12xx_vmmc2: wl12xx_vmmc2 {
28 compatible = "regulator-fixed";
29 regulator-name = "vwl1271";
30 regulator-min-microvolt = <1800000>;
31 regulator-max-microvolt = <1800000>;
32 pinctrl-names = "default";
33 pinctrl-0 = <&wl12xx_wkup_pins>;
34 gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */
35 startup-delay-us = <70000>;
36 enable-active-high;
37 regulator-always-on;
38 vin-supply = <&wl12xx_buffer>;
39 };
40 };
41
42 &gpmc {
43 ranges = <0 0 0x30000000 0x1000000>; /* CS0: 16MB for NAND */
44
45 nand@0,0 {
46 compatible = "ti,omap2-nand";
47 linux,mtd-name = "micron,mt29f4g16abchch";
48 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
49 nand-bus-width = <16>;
50 ti,nand-ecc-opt = "bch8";
51 gpmc,sync-clk-ps = <0>;
52 gpmc,cs-on-ns = <0>;
53 gpmc,cs-rd-off-ns = <44>;
54 gpmc,cs-wr-off-ns = <44>;
55 gpmc,adv-on-ns = <6>;
56 gpmc,adv-rd-off-ns = <34>;
57 gpmc,adv-wr-off-ns = <44>;
58 gpmc,we-off-ns = <40>;
59 gpmc,oe-off-ns = <54>;
60 gpmc,access-ns = <64>;
61 gpmc,rd-cycle-ns = <82>;
62 gpmc,wr-cycle-ns = <82>;
63 gpmc,wr-access-ns = <40>;
64 gpmc,wr-data-mux-bus-ns = <0>;
65 gpmc,device-width = <2>;
66 #address-cells = <1>;
67 #size-cells = <1>;
68 };
69 };
70
71 &i2c1 {
72 pinctrl-names = "default";
73 pinctrl-0 = <&i2c1_pins>;
74 clock-frequency = <400000>;
75
76 s35390a: s35390a@30 {
77 compatible = "sii,s35390a";
78 reg = <0x30>;
79
80 pinctrl-names = "default";
81 pinctrl-0 = <&rtc_pins>;
82 interrupts-extended = <&gpio2 23 IRQ_TYPE_EDGE_FALLING>; /* gpio_55 */
83 };
84
85 tps: tps65023@48 {
86 compatible = "ti,tps65023";
87 reg = <0x48>;
88
89 regulators {
90 vdd_core_reg: VDCDC1 {
91 regulator-name = "vdd_core";
92 regulator-always-on;
93 regulator-min-microvolt = <1200000>;
94 regulator-max-microvolt = <1200000>;
95 };
96
97 vdd_io_reg: VDCDC2 {
98 regulator-name = "vdd_io";
99 regulator-always-on;
100 regulator-min-microvolt = <3300000>;
101 regulator-max-microvolt = <3300000>;
102 };
103
104 vdd_1v8_reg: VDCDC3 {
105 regulator-name = "vdd_1v8";
106 regulator-always-on;
107 regulator-min-microvolt = <1800000>;
108 regulator-max-microvolt = <1800000>;
109 };
110
111 vdd_usb18_reg: LDO1 {
112 regulator-name = "vdd_usb18";
113 regulator-always-on;
114 regulator-min-microvolt = <1800000>;
115 regulator-max-microvolt = <1800000>;
116 };
117
118 vdd_usb33_reg: LDO2 {
119 regulator-name = "vdd_usb33";
120 regulator-always-on;
121 regulator-min-microvolt = <3300000>;
122 regulator-max-microvolt = <3300000>;
123 };
124 };
125 };
126
127 touchscreen: tsc2004@4b {
128 compatible = "ti,tsc2004";
129 reg = <0x4b>;
130
131 vio-supply = <&vdd_io_reg>;
132
133 pinctrl-names = "default";
134 pinctrl-0 = <&tsc2004_pins>;
135 interrupts-extended = <&gpio3 1 IRQ_TYPE_EDGE_RISING>; /* gpio_65 */
136
137 touchscreen-fuzz-x = <4>;
138 touchscreen-fuzz-y = <7>;
139 touchscreen-fuzz-pressure = <2>;
140 touchscreen-size-x = <480>;
141 touchscreen-size-y = <272>;
142 touchscreen-max-pressure = <2048>;
143
144 ti,x-plate-ohms = <280>;
145 ti,esd-recovery-timeout-ms = <8000>;
146 };
147 };
148
149 &mmc2 {
150 interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>;
151
152 status = "okay";
153 pinctrl-names = "default";
154 pinctrl-0 = <&mmc2_pins>;
155 vmmc-supply = <&wl12xx_vmmc2>;
156 non-removable;
157 bus-width = <4>;
158 cap-power-off-card;
159 #address-cells = <1>;
160 #size-cells = <0>;
161 wlcore: wlcore@2 {
162 compatible = "ti,wl1271";
163 reg = <2>;
164 interrupt-parent = <&gpio6>;
165 interrupts = <10 IRQ_TYPE_EDGE_RISING>; /* gpio_170 */
166 ref-clock-frequency = <26000000>;
167 tcxo-clock-frequency = <26000000>;
168 };
169 };
170
171 &uart2 {
172 pinctrl-names = "default";
173 pinctrl-0 = <&uart2_pins>;
174
175 bluetooth {
176 compatible = "ti,wl1271-st";
177 enable-gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>; /* gpio 56 */
178 max-speed = <3000000>;
179 };
180 };
181
182 &omap3_pmx_core {
183
184 i2c1_pins: i2c1-pins {
185 pinctrl-single,pins = <
186 OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c1_scl */
187 OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c1_sda */
188 >;
189 };
190
191 wl12xx_buffer_pins: wl12xx-buffer-pins {
192 pinctrl-single,pins = <
193 OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4) /* mmc1_dat7.gpio_129 */
194 >;
195 };
196
197 mmc2_pins: mmc2-pins {
198 pinctrl-single,pins = <
199 OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_clk.mmc2_clk */
200 OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_cmd.mmc2_cmd */
201 OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat0.mmc2_dat0 */
202 OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat1.mmc2_dat1 */
203 OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat2.mmc2_dat2 */
204 OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat3.mmc2_dat3 */
205 OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */
206 OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */
207 OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */
208 OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */
209 OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4) /* hdq_sio.gpio_170 */
210 >;
211 };
212
213 rtc_pins: rtc-pins {
214 pinctrl-single,pins = <
215 OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */
216 >;
217 };
218
219 tsc2004_pins: tsc2004-pins {
220 pinctrl-single,pins = <
221 OMAP3_CORE1_IOPAD(0x20d2, PIN_INPUT | MUX_MODE4) /* gpmc_wait3.gpio_65 */
222 >;
223 };
224
225 uart2_pins: uart2-pins {
226 pinctrl-single,pins = <
227 OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_cts */
228 OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLUP | MUX_MODE0) /* uart2_rts */
229 OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0) /* uart2_tx */
230 OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0) /* uart2_rx */
231 OMAP3_CORE1_IOPAD(0x20b8, PIN_INPUT | MUX_MODE0) /* gpio_56 */
232 >;
233 };
234 };
235
236 &omap3_pmx_wkup {
237
238 wl12xx_wkup_pins: wl12xx-wkup-pins {
239 pinctrl-single,pins = <
240 OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4) /* sys_boot1.gpio_3 */
241 >;
242 };
243 };
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