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1 | /* |
2 | * Board support file for OMAP4430 based PandaBoard. | |
3 | * | |
4 | * Copyright (C) 2010 Texas Instruments | |
5 | * | |
6 | * Author: David Anders <x0132446@ti.com> | |
7 | * | |
8 | * Based on mach-omap2/board-4430sdp.c | |
9 | * | |
10 | * Author: Santosh Shilimkar <santosh.shilimkar@ti.com> | |
11 | * | |
12 | * Based on mach-omap2/board-3430sdp.c | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify | |
15 | * it under the terms of the GNU General Public License version 2 as | |
16 | * published by the Free Software Foundation. | |
17 | */ | |
18 | ||
19 | #include <linux/kernel.h> | |
20 | #include <linux/init.h> | |
21 | #include <linux/platform_device.h> | |
22 | #include <linux/io.h> | |
23 | #include <linux/gpio.h> | |
24 | #include <linux/usb/otg.h> | |
25 | #include <linux/i2c/twl.h> | |
26 | #include <linux/regulator/machine.h> | |
27 | ||
28 | #include <mach/hardware.h> | |
29 | #include <mach/omap4-common.h> | |
30 | #include <asm/mach-types.h> | |
31 | #include <asm/mach/arch.h> | |
32 | #include <asm/mach/map.h> | |
33 | ||
34 | #include <plat/board.h> | |
35 | #include <plat/common.h> | |
36 | #include <plat/control.h> | |
37 | #include <plat/timer-gp.h> | |
38 | #include <plat/usb.h> | |
39 | #include <plat/mmc.h> | |
40 | #include "hsmmc.h" | |
41 | ||
42 | ||
43 | static void __init omap4_panda_init_irq(void) | |
44 | { | |
45 | omap2_init_common_hw(NULL, NULL); | |
46 | gic_init_irq(); | |
47 | omap_gpio_init(); | |
48 | } | |
49 | ||
50 | static struct omap_musb_board_data musb_board_data = { | |
51 | .interface_type = MUSB_INTERFACE_UTMI, | |
52 | .mode = MUSB_PERIPHERAL, | |
53 | .power = 100, | |
54 | }; | |
55 | ||
56 | static struct omap2_hsmmc_info mmc[] = { | |
57 | { | |
58 | .mmc = 1, | |
59 | .wires = 8, | |
60 | .gpio_wp = -EINVAL, | |
61 | }, | |
62 | {} /* Terminator */ | |
63 | }; | |
64 | ||
65 | static struct regulator_consumer_supply omap4_panda_vmmc_supply[] = { | |
66 | { | |
67 | .supply = "vmmc", | |
68 | .dev_name = "mmci-omap-hs.0", | |
69 | }, | |
70 | { | |
71 | .supply = "vmmc", | |
72 | .dev_name = "mmci-omap-hs.1", | |
73 | }, | |
74 | }; | |
75 | ||
76 | static int omap4_twl6030_hsmmc_late_init(struct device *dev) | |
77 | { | |
78 | int ret = 0; | |
79 | struct platform_device *pdev = container_of(dev, | |
80 | struct platform_device, dev); | |
81 | struct omap_mmc_platform_data *pdata = dev->platform_data; | |
82 | ||
83 | /* Setting MMC1 Card detect Irq */ | |
84 | if (pdev->id == 0) | |
85 | pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE + | |
86 | MMCDETECT_INTR_OFFSET; | |
87 | return ret; | |
88 | } | |
89 | ||
90 | static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev) | |
91 | { | |
92 | struct omap_mmc_platform_data *pdata = dev->platform_data; | |
93 | ||
94 | pdata->init = omap4_twl6030_hsmmc_late_init; | |
95 | } | |
96 | ||
97 | static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers) | |
98 | { | |
99 | struct omap2_hsmmc_info *c; | |
100 | ||
101 | omap2_hsmmc_init(controllers); | |
102 | for (c = controllers; c->mmc; c++) | |
103 | omap4_twl6030_hsmmc_set_late_init(c->dev); | |
104 | ||
105 | return 0; | |
106 | } | |
107 | ||
108 | static struct regulator_init_data omap4_panda_vaux1 = { | |
109 | .constraints = { | |
110 | .min_uV = 1000000, | |
111 | .max_uV = 3000000, | |
112 | .apply_uV = true, | |
113 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
114 | | REGULATOR_MODE_STANDBY, | |
115 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
116 | | REGULATOR_CHANGE_MODE | |
117 | | REGULATOR_CHANGE_STATUS, | |
118 | }, | |
119 | }; | |
120 | ||
121 | static struct regulator_init_data omap4_panda_vaux2 = { | |
122 | .constraints = { | |
123 | .min_uV = 1200000, | |
124 | .max_uV = 2800000, | |
125 | .apply_uV = true, | |
126 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
127 | | REGULATOR_MODE_STANDBY, | |
128 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
129 | | REGULATOR_CHANGE_MODE | |
130 | | REGULATOR_CHANGE_STATUS, | |
131 | }, | |
132 | }; | |
133 | ||
134 | static struct regulator_init_data omap4_panda_vaux3 = { | |
135 | .constraints = { | |
136 | .min_uV = 1000000, | |
137 | .max_uV = 3000000, | |
138 | .apply_uV = true, | |
139 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
140 | | REGULATOR_MODE_STANDBY, | |
141 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
142 | | REGULATOR_CHANGE_MODE | |
143 | | REGULATOR_CHANGE_STATUS, | |
144 | }, | |
145 | }; | |
146 | ||
147 | /* VMMC1 for MMC1 card */ | |
148 | static struct regulator_init_data omap4_panda_vmmc = { | |
149 | .constraints = { | |
150 | .min_uV = 1200000, | |
151 | .max_uV = 3000000, | |
152 | .apply_uV = true, | |
153 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
154 | | REGULATOR_MODE_STANDBY, | |
155 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
156 | | REGULATOR_CHANGE_MODE | |
157 | | REGULATOR_CHANGE_STATUS, | |
158 | }, | |
159 | .num_consumer_supplies = 2, | |
160 | .consumer_supplies = omap4_panda_vmmc_supply, | |
161 | }; | |
162 | ||
163 | static struct regulator_init_data omap4_panda_vpp = { | |
164 | .constraints = { | |
165 | .min_uV = 1800000, | |
166 | .max_uV = 2500000, | |
167 | .apply_uV = true, | |
168 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
169 | | REGULATOR_MODE_STANDBY, | |
170 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
171 | | REGULATOR_CHANGE_MODE | |
172 | | REGULATOR_CHANGE_STATUS, | |
173 | }, | |
174 | }; | |
175 | ||
176 | static struct regulator_init_data omap4_panda_vusim = { | |
177 | .constraints = { | |
178 | .min_uV = 1200000, | |
179 | .max_uV = 2900000, | |
180 | .apply_uV = true, | |
181 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
182 | | REGULATOR_MODE_STANDBY, | |
183 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
184 | | REGULATOR_CHANGE_MODE | |
185 | | REGULATOR_CHANGE_STATUS, | |
186 | }, | |
187 | }; | |
188 | ||
189 | static struct regulator_init_data omap4_panda_vana = { | |
190 | .constraints = { | |
191 | .min_uV = 2100000, | |
192 | .max_uV = 2100000, | |
193 | .apply_uV = true, | |
194 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
195 | | REGULATOR_MODE_STANDBY, | |
196 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
197 | | REGULATOR_CHANGE_STATUS, | |
198 | }, | |
199 | }; | |
200 | ||
201 | static struct regulator_init_data omap4_panda_vcxio = { | |
202 | .constraints = { | |
203 | .min_uV = 1800000, | |
204 | .max_uV = 1800000, | |
205 | .apply_uV = true, | |
206 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
207 | | REGULATOR_MODE_STANDBY, | |
208 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
209 | | REGULATOR_CHANGE_STATUS, | |
210 | }, | |
211 | }; | |
212 | ||
213 | static struct regulator_init_data omap4_panda_vdac = { | |
214 | .constraints = { | |
215 | .min_uV = 1800000, | |
216 | .max_uV = 1800000, | |
217 | .apply_uV = true, | |
218 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
219 | | REGULATOR_MODE_STANDBY, | |
220 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
221 | | REGULATOR_CHANGE_STATUS, | |
222 | }, | |
223 | }; | |
224 | ||
225 | static struct regulator_init_data omap4_panda_vusb = { | |
226 | .constraints = { | |
227 | .min_uV = 3300000, | |
228 | .max_uV = 3300000, | |
229 | .apply_uV = true, | |
230 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
231 | | REGULATOR_MODE_STANDBY, | |
232 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
233 | | REGULATOR_CHANGE_STATUS, | |
234 | }, | |
235 | }; | |
236 | ||
237 | static struct twl4030_platform_data omap4_panda_twldata = { | |
238 | .irq_base = TWL6030_IRQ_BASE, | |
239 | .irq_end = TWL6030_IRQ_END, | |
240 | ||
241 | /* Regulators */ | |
242 | .vmmc = &omap4_panda_vmmc, | |
243 | .vpp = &omap4_panda_vpp, | |
244 | .vusim = &omap4_panda_vusim, | |
245 | .vana = &omap4_panda_vana, | |
246 | .vcxio = &omap4_panda_vcxio, | |
247 | .vdac = &omap4_panda_vdac, | |
248 | .vusb = &omap4_panda_vusb, | |
249 | .vaux1 = &omap4_panda_vaux1, | |
250 | .vaux2 = &omap4_panda_vaux2, | |
251 | .vaux3 = &omap4_panda_vaux3, | |
252 | }; | |
253 | ||
254 | static struct i2c_board_info __initdata omap4_panda_i2c_boardinfo[] = { | |
255 | { | |
256 | I2C_BOARD_INFO("twl6030", 0x48), | |
257 | .flags = I2C_CLIENT_WAKE, | |
258 | .irq = OMAP44XX_IRQ_SYS_1N, | |
259 | .platform_data = &omap4_panda_twldata, | |
260 | }, | |
261 | }; | |
262 | static int __init omap4_panda_i2c_init(void) | |
263 | { | |
264 | /* | |
265 | * Phoenix Audio IC needs I2C1 to | |
266 | * start with 400 KHz or less | |
267 | */ | |
268 | omap_register_i2c_bus(1, 400, omap4_panda_i2c_boardinfo, | |
269 | ARRAY_SIZE(omap4_panda_i2c_boardinfo)); | |
270 | omap_register_i2c_bus(2, 400, NULL, 0); | |
271 | omap_register_i2c_bus(3, 400, NULL, 0); | |
272 | omap_register_i2c_bus(4, 400, NULL, 0); | |
273 | return 0; | |
274 | } | |
275 | static void __init omap4_panda_init(void) | |
276 | { | |
277 | int status; | |
278 | ||
279 | omap4_panda_i2c_init(); | |
280 | omap_serial_init(); | |
281 | omap4_twl6030_hsmmc_init(mmc); | |
282 | /* OMAP4 Panda uses internal transceiver so register nop transceiver */ | |
283 | usb_nop_xceiv_register(); | |
284 | /* FIXME: allow multi-omap to boot until musb is updated for omap4 */ | |
285 | if (!cpu_is_omap44xx()) | |
286 | usb_musb_init(&musb_board_data); | |
287 | } | |
288 | ||
289 | static void __init omap4_panda_map_io(void) | |
290 | { | |
291 | omap2_set_globals_443x(); | |
292 | omap44xx_map_common_io(); | |
293 | } | |
294 | ||
295 | MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") | |
296 | /* Maintainer: David Anders - Texas Instruments Inc */ | |
297 | .phys_io = 0x48000000, | |
298 | .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, | |
299 | .boot_params = 0x80000100, | |
300 | .map_io = omap4_panda_map_io, | |
301 | .init_irq = omap4_panda_init_irq, | |
302 | .init_machine = omap4_panda_init, | |
303 | .timer = &omap_timer, | |
304 | MACHINE_END |