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af3c0380 FV |
1 | /* |
2 | * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | */ | |
8 | ||
9 | /* | |
10 | * The Gumstix Overo must be combined with an expansion board. | |
11 | */ | |
12 | ||
13 | / { | |
766a1fe7 JMC |
14 | |
15 | memory { | |
16 | device_type = "memory"; | |
17 | reg = <0 0>; | |
18 | }; | |
19 | ||
af3c0380 FV |
20 | pwmleds { |
21 | compatible = "pwm-leds"; | |
22 | ||
23 | overo { | |
24 | label = "overo:blue:COM"; | |
25 | pwms = <&twl_pwmled 1 7812500>; | |
26 | max-brightness = <127>; | |
27 | linux,default-trigger = "mmc0"; | |
28 | }; | |
29 | }; | |
30 | ||
31 | sound { | |
32 | compatible = "ti,omap-twl4030"; | |
33 | ti,model = "overo"; | |
34 | ||
35 | ti,mcbsp = <&mcbsp2>; | |
af3c0380 | 36 | }; |
94647a30 | 37 | |
dd4051bd FV |
38 | /* HS USB Port 2 Power */ |
39 | hsusb2_power: hsusb2_power_reg { | |
40 | compatible = "regulator-fixed"; | |
41 | regulator-name = "hsusb2_vbus"; | |
42 | regulator-min-microvolt = <5000000>; | |
43 | regulator-max-microvolt = <5000000>; | |
3a637e00 | 44 | gpio = <&gpio6 8 GPIO_ACTIVE_HIGH>; /* gpio_168: vbus enable */ |
dd4051bd FV |
45 | startup-delay-us = <70000>; |
46 | enable-active-high; | |
47 | }; | |
48 | ||
49 | /* HS USB Host PHY on PORT 2 */ | |
50 | hsusb2_phy: hsusb2_phy { | |
51 | compatible = "usb-nop-xceiv"; | |
52 | reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>; /* gpio_183 */ | |
53 | vcc-supply = <&hsusb2_power>; | |
54 | }; | |
55 | ||
94647a30 FV |
56 | /* Regulator to trigger the nPoweron signal of the Wifi module */ |
57 | w3cbw003c_npoweron: regulator-w3cbw003c-npoweron { | |
58 | compatible = "regulator-fixed"; | |
59 | regulator-name = "regulator-w3cbw003c-npoweron"; | |
60 | regulator-min-microvolt = <3300000>; | |
61 | regulator-max-microvolt = <3300000>; | |
62 | gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* gpio_54: nPoweron */ | |
63 | enable-active-high; | |
64 | }; | |
65 | ||
66 | /* Regulator to trigger the nReset signal of the Wifi module */ | |
67 | w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset { | |
68 | pinctrl-names = "default"; | |
69 | pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>; | |
70 | compatible = "regulator-fixed"; | |
71 | regulator-name = "regulator-w3cbw003c-wifi-nreset"; | |
72 | regulator-min-microvolt = <3300000>; | |
73 | regulator-max-microvolt = <3300000>; | |
74 | gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>; /* gpio_16: WiFi nReset */ | |
75 | startup-delay-us = <10000>; | |
76 | }; | |
77 | ||
78 | /* Regulator to trigger the nReset signal of the Bluetooth module */ | |
79 | w3cbw003c_bt_nreset: regulator-w3cbw003c-bt-nreset { | |
80 | compatible = "regulator-fixed"; | |
81 | regulator-name = "regulator-w3cbw003c-bt-nreset"; | |
82 | regulator-min-microvolt = <3300000>; | |
83 | regulator-max-microvolt = <3300000>; | |
84 | gpio = <&gpio6 4 GPIO_ACTIVE_HIGH>; /* gpio_164: BT nReset */ | |
85 | startup-delay-us = <10000>; | |
86 | }; | |
af3c0380 FV |
87 | }; |
88 | ||
fc177226 | 89 | &omap3_pmx_core { |
dd4051bd FV |
90 | pinctrl-names = "default"; |
91 | pinctrl-0 = < | |
92 | &hsusb2_pins | |
93 | >; | |
94 | ||
94647a30 FV |
95 | uart2_pins: pinmux_uart2_pins { |
96 | pinctrl-single,pins = < | |
97 | OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */ | |
98 | OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_dr.uart2_rts */ | |
99 | OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_clk.uart2_tx */ | |
100 | OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1) /* mcbsp3_fsx.uart2_rx */ | |
101 | >; | |
102 | }; | |
103 | ||
fc177226 FV |
104 | i2c1_pins: pinmux_i2c1_pins { |
105 | pinctrl-single,pins = < | |
106 | OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */ | |
107 | OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */ | |
108 | >; | |
109 | }; | |
110 | ||
111 | mmc1_pins: pinmux_mmc1_pins { | |
112 | pinctrl-single,pins = < | |
113 | OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */ | |
114 | OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */ | |
115 | OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */ | |
116 | OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */ | |
117 | OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */ | |
118 | OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */ | |
119 | >; | |
120 | }; | |
94647a30 FV |
121 | |
122 | mmc2_pins: pinmux_mmc2_pins { | |
123 | pinctrl-single,pins = < | |
124 | OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */ | |
125 | OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */ | |
126 | OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */ | |
127 | OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */ | |
128 | OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */ | |
129 | OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */ | |
130 | >; | |
131 | }; | |
132 | ||
133 | /* WiFi/BT combo */ | |
134 | w3cbw003c_pins: pinmux_w3cbw003c_pins { | |
135 | pinctrl-single,pins = < | |
136 | OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs3.gpio_54 */ | |
137 | OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4) /* uart3_rts_sd.gpio_164 */ | |
138 | >; | |
139 | }; | |
dd4051bd FV |
140 | |
141 | hsusb2_pins: pinmux_hsusb2_pins { | |
142 | pinctrl-single,pins = < | |
143 | OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */ | |
144 | OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */ | |
145 | OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */ | |
146 | OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */ | |
147 | OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */ | |
148 | OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ | |
149 | OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4) /* i2c2_scl.gpio_168 */ | |
150 | OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4) /* i2c2_sda.gpio_183 */ | |
151 | >; | |
152 | }; | |
fc177226 FV |
153 | }; |
154 | ||
af3c0380 | 155 | &i2c1 { |
fc177226 FV |
156 | pinctrl-names = "default"; |
157 | pinctrl-0 = <&i2c1_pins>; | |
af3c0380 FV |
158 | clock-frequency = <2600000>; |
159 | ||
160 | twl: twl@48 { | |
161 | reg = <0x48>; | |
162 | interrupts = <7>; /* SYS_NIRQ cascaded to intc */ | |
163 | interrupt-parent = <&intc>; | |
164 | ||
165 | twl_audio: audio { | |
166 | compatible = "ti,twl4030-audio"; | |
167 | codec { | |
168 | }; | |
169 | }; | |
170 | }; | |
171 | }; | |
172 | ||
173 | #include "twl4030.dtsi" | |
174 | #include "twl4030_omap3.dtsi" | |
175 | ||
176 | /* i2c2 pins are used for gpio */ | |
177 | &i2c2 { | |
178 | status = "disabled"; | |
179 | }; | |
180 | ||
181 | /* on board microSD slot */ | |
182 | &mmc1 { | |
fc177226 FV |
183 | pinctrl-names = "default"; |
184 | pinctrl-0 = <&mmc1_pins>; | |
af3c0380 FV |
185 | vmmc-supply = <&vmmc1>; |
186 | bus-width = <4>; | |
187 | }; | |
188 | ||
189 | /* optional on board WiFi */ | |
190 | &mmc2 { | |
94647a30 FV |
191 | pinctrl-names = "default"; |
192 | pinctrl-0 = <&mmc2_pins>; | |
193 | vmmc-supply = <&w3cbw003c_npoweron>; | |
194 | vqmmc-supply = <&w3cbw003c_bt_nreset>; | |
195 | vmmc_aux-supply = <&w3cbw003c_wifi_nreset>; | |
af3c0380 | 196 | bus-width = <4>; |
94647a30 FV |
197 | cap-sdio-irq; |
198 | non-removable; | |
af3c0380 FV |
199 | }; |
200 | ||
201 | &twl_gpio { | |
202 | ti,use-leds; | |
203 | }; | |
204 | ||
205 | &usb_otg_hs { | |
206 | interface-type = <0>; | |
207 | usb-phy = <&usb2_phy>; | |
208 | phys = <&usb2_phy>; | |
209 | phy-names = "usb2-phy"; | |
210 | mode = <3>; | |
211 | power = <50>; | |
212 | }; | |
213 | ||
dd4051bd FV |
214 | &usbhshost { |
215 | port2-mode = "ehci-phy"; | |
216 | }; | |
217 | ||
218 | &usbhsehci { | |
219 | phys = <0 &hsusb2_phy>; | |
220 | }; | |
221 | ||
94647a30 FV |
222 | &uart2 { |
223 | pinctrl-names = "default"; | |
224 | pinctrl-0 = <&uart2_pins>; | |
225 | }; | |
226 | ||
d765af89 AYL |
227 | &mcbsp2 { |
228 | status = "okay"; | |
229 | }; | |
98ce6007 AC |
230 | |
231 | &gpmc { | |
153b58ea JH |
232 | ranges = <0 0 0x30000000 0x1000000>, /* CS0 */ |
233 | <4 0 0x2b000000 0x1000000>, /* CS4 */ | |
234 | <5 0 0x2c000000 0x1000000>; /* CS5 */ | |
98ce6007 AC |
235 | |
236 | nand@0,0 { | |
44e47164 | 237 | compatible = "ti,omap2-nand"; |
98ce6007 | 238 | linux,mtd-name= "micron,mt29c4g96maz"; |
44e47164 RQ |
239 | reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ |
240 | interrupt-parent = <&gpmc>; | |
241 | interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ | |
242 | <1 IRQ_TYPE_NONE>; /* termcount */ | |
98ce6007 AC |
243 | nand-bus-width = <16>; |
244 | gpmc,device-width = <2>; | |
245 | ti,nand-ecc-opt = "bch8"; | |
246 | ||
247 | gpmc,sync-clk-ps = <0>; | |
248 | gpmc,cs-on-ns = <0>; | |
249 | gpmc,cs-rd-off-ns = <44>; | |
250 | gpmc,cs-wr-off-ns = <44>; | |
251 | gpmc,adv-on-ns = <6>; | |
252 | gpmc,adv-rd-off-ns = <34>; | |
253 | gpmc,adv-wr-off-ns = <44>; | |
254 | gpmc,we-off-ns = <40>; | |
255 | gpmc,oe-off-ns = <54>; | |
256 | gpmc,access-ns = <64>; | |
257 | gpmc,rd-cycle-ns = <82>; | |
258 | gpmc,wr-cycle-ns = <82>; | |
259 | gpmc,wr-access-ns = <40>; | |
260 | gpmc,wr-data-mux-bus-ns = <0>; | |
261 | ||
262 | #address-cells = <1>; | |
263 | #size-cells = <1>; | |
264 | ||
265 | partition@0 { | |
266 | label = "SPL"; | |
267 | reg = <0 0x80000>; /* 512KiB */ | |
268 | }; | |
269 | partition@80000 { | |
270 | label = "U-Boot"; | |
271 | reg = <0x80000 0x1C0000>; /* 1792KiB */ | |
272 | }; | |
273 | partition@1c0000 { | |
274 | label = "Environment"; | |
275 | reg = <0x240000 0x40000>; /* 256KiB */ | |
276 | }; | |
277 | partition@280000 { | |
278 | label = "Kernel"; | |
279 | reg = <0x280000 0x800000>; /* 8192KiB */ | |
280 | }; | |
281 | partition@780000 { | |
282 | label = "Filesystem"; | |
283 | reg = <0xA80000 0>; | |
284 | /* HACK: MTDPART_SIZ_FULL=0 so fill to end */ | |
285 | }; | |
286 | }; | |
287 | }; |