blob: 6202fc76e490f108e9ae238ae8499eab6cf1126a [file] [log] [blame]
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +03001/*
2 * linux/arch/arm/mach-omap2/board-omap3beagle.c
3 *
4 * Copyright (C) 2008 Texas Instruments
5 *
6 * Modified from mach-omap2/board-3430sdp.c
7 *
8 * Initial code: Syed Mohammed Khasim
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
15#include <linux/kernel.h>
16#include <linux/init.h>
17#include <linux/platform_device.h>
18#include <linux/delay.h>
19#include <linux/err.h>
20#include <linux/clk.h>
21#include <linux/io.h>
22#include <linux/leds.h>
23#include <linux/gpio.h>
24#include <linux/input.h>
25#include <linux/gpio_keys.h>
Nishanth Menon87434102011-01-07 09:41:13 -060026#include <linux/opp.h>
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +030027
28#include <linux/mtd/mtd.h>
29#include <linux/mtd/partitions.h>
30#include <linux/mtd/nand.h>
Sukumar Ghorai3a638332010-09-15 14:49:23 +000031#include <linux/mmc/host.h>
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +030032
David Brownellbb3b9d82009-05-28 14:04:03 -070033#include <linux/regulator/machine.h>
Santosh Shilimkarb07682b2009-12-13 20:05:51 +010034#include <linux/i2c/twl.h>
Tony Lindgren145d9c92009-01-15 13:09:53 +020035
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +030036#include <mach/hardware.h>
37#include <asm/mach-types.h>
38#include <asm/mach/arch.h>
39#include <asm/mach/map.h>
40#include <asm/mach/flash.h>
41
Tony Lindgrence491cf2009-10-20 09:40:47 -070042#include <plat/board.h>
Tony Lindgren4e653312011-11-10 22:45:17 +010043#include "common.h"
Tomi Valkeinena0b38cc2011-05-11 14:05:07 +030044#include <video/omapdss.h>
Tomi Valkeinendac8eb52011-12-22 11:12:13 +020045#include <video/omap-panel-tfp410.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070046#include <plat/gpmc.h>
47#include <plat/nand.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070048#include <plat/usb.h>
Nishanth Menon87434102011-01-07 09:41:13 -060049#include <plat/omap_device.h>
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +030050
Tony Lindgrenca5742b2009-12-11 16:16:32 -080051#include "mux.h"
Adrian Hunterd02a900b2010-02-15 10:03:34 -080052#include "hsmmc.h"
Nishanth Menon87434102011-01-07 09:41:13 -060053#include "pm.h"
Mike Rapoportfbd80712011-04-25 01:09:06 +030054#include "common-board-devices.h"
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +030055
Robert Nelson954bed02010-09-23 18:22:47 -070056/*
57 * OMAP3 Beagle revision
58 * Run time detection of Beagle revision is done by reading GPIO.
59 * GPIO ID -
60 * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1
61 * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0
62 * C4 = GPIO173, GPIO172, GPIO171: 1 0 1
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070063 * XMA/XMB = GPIO173, GPIO172, GPIO171: 0 0 0
64 * XMC = GPIO173, GPIO172, GPIO171: 0 1 0
Robert Nelson954bed02010-09-23 18:22:47 -070065 */
66enum {
67 OMAP3BEAGLE_BOARD_UNKN = 0,
68 OMAP3BEAGLE_BOARD_AXBX,
69 OMAP3BEAGLE_BOARD_C1_3,
70 OMAP3BEAGLE_BOARD_C4,
71 OMAP3BEAGLE_BOARD_XM,
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070072 OMAP3BEAGLE_BOARD_XMC,
Robert Nelson954bed02010-09-23 18:22:47 -070073};
74
75static u8 omap3_beagle_version;
76
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070077/*
78 * Board-specific configuration
79 * Defaults to BeagleBoard-xMC
80 */
81static struct {
82 int mmc1_gpio_wp;
83 int usb_pwr_level;
Russ Dillaef2b892012-05-09 15:15:03 -070084 int dvi_pd_gpio;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070085 int usr_button_gpio;
Russ Dill1afb82e2012-05-09 14:19:15 -070086 int mmc_caps;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070087} beagle_config = {
88 .mmc1_gpio_wp = -EINVAL,
89 .usb_pwr_level = GPIOF_OUT_INIT_LOW,
Russ Dillaef2b892012-05-09 15:15:03 -070090 .dvi_pd_gpio = -EINVAL,
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070091 .usr_button_gpio = 4,
Russ Dill1afb82e2012-05-09 14:19:15 -070092 .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -070093};
Robert Nelson954bed02010-09-23 18:22:47 -070094
Igor Grinbergbc593f52011-05-03 18:22:09 +030095static struct gpio omap3_beagle_rev_gpios[] __initdata = {
96 { 171, GPIOF_IN, "rev_id_0" },
97 { 172, GPIOF_IN, "rev_id_1" },
98 { 173, GPIOF_IN, "rev_id_2" },
99};
100
Robert Nelson954bed02010-09-23 18:22:47 -0700101static void __init omap3_beagle_init_rev(void)
102{
103 int ret;
104 u16 beagle_rev = 0;
105
106 omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP);
107 omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP);
108 omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP);
109
Igor Grinbergbc593f52011-05-03 18:22:09 +0300110 ret = gpio_request_array(omap3_beagle_rev_gpios,
111 ARRAY_SIZE(omap3_beagle_rev_gpios));
112 if (ret < 0) {
113 printk(KERN_ERR "Unable to get revision detection GPIO pins\n");
114 omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
115 return;
116 }
Robert Nelson954bed02010-09-23 18:22:47 -0700117
118 beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1)
119 | (gpio_get_value(173) << 2);
120
Tasslehoff Kjappfot5e2ffc32011-05-31 04:58:56 -0700121 gpio_free_array(omap3_beagle_rev_gpios,
122 ARRAY_SIZE(omap3_beagle_rev_gpios));
123
Robert Nelson954bed02010-09-23 18:22:47 -0700124 switch (beagle_rev) {
125 case 7:
126 printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
127 omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700128 beagle_config.mmc1_gpio_wp = 29;
Russ Dillaef2b892012-05-09 15:15:03 -0700129 beagle_config.dvi_pd_gpio = 170;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700130 beagle_config.usr_button_gpio = 7;
Robert Nelson954bed02010-09-23 18:22:47 -0700131 break;
132 case 6:
133 printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n");
134 omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700135 beagle_config.mmc1_gpio_wp = 23;
Russ Dillaef2b892012-05-09 15:15:03 -0700136 beagle_config.dvi_pd_gpio = 170;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700137 beagle_config.usr_button_gpio = 7;
Robert Nelson954bed02010-09-23 18:22:47 -0700138 break;
139 case 5:
140 printk(KERN_INFO "OMAP3 Beagle Rev: C4\n");
141 omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700142 beagle_config.mmc1_gpio_wp = 23;
Russ Dillaef2b892012-05-09 15:15:03 -0700143 beagle_config.dvi_pd_gpio = 170;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700144 beagle_config.usr_button_gpio = 7;
Robert Nelson954bed02010-09-23 18:22:47 -0700145 break;
146 case 0:
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700147 printk(KERN_INFO "OMAP3 Beagle Rev: xM Ax/Bx\n");
Robert Nelson954bed02010-09-23 18:22:47 -0700148 omap3_beagle_version = OMAP3BEAGLE_BOARD_XM;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700149 beagle_config.usb_pwr_level = GPIOF_OUT_INIT_HIGH;
Russ Dill1afb82e2012-05-09 14:19:15 -0700150 beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA;
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700151 break;
152 case 2:
153 printk(KERN_INFO "OMAP3 Beagle Rev: xM C\n");
154 omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC;
Russ Dill1afb82e2012-05-09 14:19:15 -0700155 beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA;
Robert Nelson954bed02010-09-23 18:22:47 -0700156 break;
157 default:
158 printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev);
159 omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
160 }
Robert Nelson954bed02010-09-23 18:22:47 -0700161}
162
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300163static struct mtd_partition omap3beagle_nand_partitions[] = {
164 /* All the partition sizes are listed in terms of NAND block size */
165 {
166 .name = "X-Loader",
167 .offset = 0,
168 .size = 4 * NAND_BLOCK_SIZE,
169 .mask_flags = MTD_WRITEABLE, /* force read-only */
170 },
171 {
172 .name = "U-Boot",
173 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
174 .size = 15 * NAND_BLOCK_SIZE,
175 .mask_flags = MTD_WRITEABLE, /* force read-only */
176 },
177 {
178 .name = "U-Boot Env",
179 .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
180 .size = 1 * NAND_BLOCK_SIZE,
181 },
182 {
183 .name = "Kernel",
184 .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
185 .size = 32 * NAND_BLOCK_SIZE,
186 },
187 {
188 .name = "File System",
189 .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
190 .size = MTDPART_SIZ_FULL,
191 },
192};
193
Koen Kooi044d32f2010-04-22 10:23:42 +0200194/* DSS */
195
Tomi Valkeinen2e6f2ee2012-03-05 14:29:28 +0200196static struct tfp410_platform_data dvi_panel = {
Tomi Valkeinenfcca7192011-08-29 17:48:19 +0300197 .i2c_bus_num = 3,
Tomi Valkeinene813a552012-02-17 13:30:27 +0200198 .power_down_gpio = -1,
Bryan Wu89747c92010-11-17 13:34:34 +0000199};
200
Koen Kooi044d32f2010-04-22 10:23:42 +0200201static struct omap_dss_device beagle_dvi_device = {
202 .type = OMAP_DISPLAY_TYPE_DPI,
203 .name = "dvi",
Tomi Valkeinen2e6f2ee2012-03-05 14:29:28 +0200204 .driver_name = "tfp410",
Bryan Wu89747c92010-11-17 13:34:34 +0000205 .data = &dvi_panel,
Koen Kooi044d32f2010-04-22 10:23:42 +0200206 .phy.dpi.data_lines = 24,
Koen Kooi044d32f2010-04-22 10:23:42 +0200207};
208
209static struct omap_dss_device beagle_tv_device = {
210 .name = "tv",
211 .driver_name = "venc",
212 .type = OMAP_DISPLAY_TYPE_VENC,
213 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
214};
215
216static struct omap_dss_device *beagle_dss_devices[] = {
217 &beagle_dvi_device,
218 &beagle_tv_device,
219};
220
221static struct omap_dss_board_info beagle_dss_data = {
222 .num_devices = ARRAY_SIZE(beagle_dss_devices),
223 .devices = beagle_dss_devices,
224 .default_device = &beagle_dvi_device,
225};
226
Paul Walmsley2e12bd72009-05-28 14:03:59 -0700227#include "sdram-micron-mt46h32m32lf-6.h"
228
Adrian Hunter68ff0422010-02-15 10:03:34 -0800229static struct omap2_hsmmc_info mmc[] = {
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800230 {
231 .mmc = 1,
Russ Dill1afb82e2012-05-09 14:19:15 -0700232 .caps = MMC_CAP_4_BIT_DATA,
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700233 .gpio_wp = -EINVAL,
Tony Lindgren3b972bf2012-02-20 09:43:29 -0800234 .deferred = true,
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800235 },
236 {} /* Terminator */
237};
238
Oleg Drokin786b01a2011-06-06 18:57:07 +0000239static struct regulator_consumer_supply beagle_vmmc1_supply[] = {
240 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
David Brownellbb3b9d82009-05-28 14:04:03 -0700241};
242
Oleg Drokin786b01a2011-06-06 18:57:07 +0000243static struct regulator_consumer_supply beagle_vsim_supply[] = {
244 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
David Brownellbb3b9d82009-05-28 14:04:03 -0700245};
246
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800247static struct gpio_led gpio_leds[];
248
249static int beagle_twl_gpio_setup(struct device *dev,
250 unsigned gpio, unsigned ngpio)
251{
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700252 int r;
Koen Kooi1bd9ef12011-01-12 00:23:29 +0000253
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700254 mmc[0].gpio_wp = beagle_config.mmc1_gpio_wp;
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800255 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
Tony Lindgren145d9c92009-01-15 13:09:53 +0200256 mmc[0].gpio_cd = gpio + 0;
Tony Lindgren3b972bf2012-02-20 09:43:29 -0800257 omap_hsmmc_late_init(mmc);
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800258
Koen Kooi68fc3e12011-01-11 17:13:35 +0000259 /*
260 * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
261 * high / others active low)
Igor Grinbergbc593f52011-05-03 18:22:09 +0300262 * DVI reset GPIO is different between beagle revisions
Koen Kooi1bd9ef12011-01-12 00:23:29 +0000263 */
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700264 /* Valid for all -xM revisions */
265 if (cpu_is_omap3630()) {
Igor Grinbergbc593f52011-05-03 18:22:09 +0300266 /*
267 * gpio + 1 on Xm controls the TFP410's enable line (active low)
268 * gpio + 2 control varies depending on the board rev as below:
269 * P7/P8 revisions(prototype): Camera EN
270 * A2+ revisions (production): LDO (DVI, serial, led blocks)
271 */
272 r = gpio_request_one(gpio + 1, GPIOF_OUT_INIT_LOW,
273 "nDVI_PWR_EN");
Koen Kooi1bd9ef12011-01-12 00:23:29 +0000274 if (r)
275 pr_err("%s: unable to configure nDVI_PWR_EN\n",
276 __func__);
Russ Dillaef2b892012-05-09 15:15:03 -0700277
278 beagle_config.dvi_pd_gpio = gpio + 2;
279
Igor Grinbergbc593f52011-05-03 18:22:09 +0300280 } else {
Igor Grinbergbc593f52011-05-03 18:22:09 +0300281 /*
282 * REVISIT: need ehci-omap hooks for external VBUS
283 * power switch and overcurrent detect
284 */
285 if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"))
286 pr_err("%s: unable to configure EHCI_nOC\n", __func__);
Koen Kooi1bd9ef12011-01-12 00:23:29 +0000287 }
Russ Dillaef2b892012-05-09 15:15:03 -0700288 dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio;
Koen Kooi1bd9ef12011-01-12 00:23:29 +0000289
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700290 gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
291 "nEN_USB_PWR");
Igor Grinbergbc593f52011-05-03 18:22:09 +0300292
293 /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
294 gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
295
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800296 return 0;
297}
298
299static struct twl4030_gpio_platform_data beagle_gpio_data = {
300 .gpio_base = OMAP_MAX_GPIO_LINES,
301 .irq_base = TWL4030_GPIO_IRQ_BASE,
302 .irq_end = TWL4030_GPIO_IRQ_END,
303 .use_leds = true,
304 .pullups = BIT(1),
305 .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
306 | BIT(15) | BIT(16) | BIT(17),
307 .setup = beagle_twl_gpio_setup,
308};
309
David Brownellbb3b9d82009-05-28 14:04:03 -0700310/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
311static struct regulator_init_data beagle_vmmc1 = {
312 .constraints = {
313 .min_uV = 1850000,
314 .max_uV = 3150000,
315 .valid_modes_mask = REGULATOR_MODE_NORMAL
316 | REGULATOR_MODE_STANDBY,
317 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
318 | REGULATOR_CHANGE_MODE
319 | REGULATOR_CHANGE_STATUS,
320 },
Oleg Drokin786b01a2011-06-06 18:57:07 +0000321 .num_consumer_supplies = ARRAY_SIZE(beagle_vmmc1_supply),
322 .consumer_supplies = beagle_vmmc1_supply,
David Brownellbb3b9d82009-05-28 14:04:03 -0700323};
324
325/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
326static struct regulator_init_data beagle_vsim = {
327 .constraints = {
328 .min_uV = 1800000,
329 .max_uV = 3000000,
330 .valid_modes_mask = REGULATOR_MODE_NORMAL
331 | REGULATOR_MODE_STANDBY,
332 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
333 | REGULATOR_CHANGE_MODE
334 | REGULATOR_CHANGE_STATUS,
335 },
Oleg Drokin786b01a2011-06-06 18:57:07 +0000336 .num_consumer_supplies = ARRAY_SIZE(beagle_vsim_supply),
337 .consumer_supplies = beagle_vsim_supply,
David Brownellbb3b9d82009-05-28 14:04:03 -0700338};
339
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800340static struct twl4030_platform_data beagle_twldata = {
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800341 /* platform_data for children goes here */
342 .gpio = &beagle_gpio_data,
David Brownellbb3b9d82009-05-28 14:04:03 -0700343 .vmmc1 = &beagle_vmmc1,
344 .vsim = &beagle_vsim,
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800345};
346
Mathieu J. Poiriere3333f42010-09-23 18:22:48 -0700347static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
348 {
349 I2C_BOARD_INFO("eeprom", 0x50),
350 },
351};
352
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800353static int __init omap3_beagle_i2c_init(void)
354{
Peter Ujfalusi827ed9a2011-06-07 10:28:54 +0300355 omap3_pmic_get_config(&beagle_twldata,
Kyle Mannacdcc9662011-08-11 22:33:15 -0500356 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
357 TWL_COMMON_PDATA_AUDIO,
Peter Ujfalusib252b0e2011-06-07 11:38:24 +0300358 TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
359
360 beagle_twldata.vpll2->constraints.name = "VDVI";
361
Mike Rapoportfbd80712011-04-25 01:09:06 +0300362 omap3_pmic_init("twl4030", &beagle_twldata);
Koen Kooi8ca7fe22009-03-04 10:07:42 -0800363 /* Bus 3 is attached to the DVI port where devices like the pico DLP
364 * projector don't work reliably with 400kHz */
Mathieu J. Poiriere3333f42010-09-23 18:22:48 -0700365 omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom));
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800366 return 0;
367}
368
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300369static struct gpio_led gpio_leds[] = {
370 {
371 .name = "beagleboard::usr0",
372 .default_trigger = "heartbeat",
373 .gpio = 150,
374 },
375 {
376 .name = "beagleboard::usr1",
377 .default_trigger = "mmc0",
378 .gpio = 149,
379 },
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800380 {
381 .name = "beagleboard::pmu_stat",
382 .gpio = -EINVAL, /* gets replaced */
383 .active_low = true,
384 },
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300385};
386
387static struct gpio_led_platform_data gpio_led_info = {
388 .leds = gpio_leds,
389 .num_leds = ARRAY_SIZE(gpio_leds),
390};
391
392static struct platform_device leds_gpio = {
393 .name = "leds-gpio",
394 .id = -1,
395 .dev = {
396 .platform_data = &gpio_led_info,
397 },
398};
399
400static struct gpio_keys_button gpio_buttons[] = {
401 {
402 .code = BTN_EXTRA,
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700403 /* Dynamically assigned depending on board */
404 .gpio = -EINVAL,
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300405 .desc = "user",
406 .wakeup = 1,
407 },
408};
409
410static struct gpio_keys_platform_data gpio_key_info = {
411 .buttons = gpio_buttons,
412 .nbuttons = ARRAY_SIZE(gpio_buttons),
413};
414
415static struct platform_device keys_gpio = {
416 .name = "gpio-keys",
417 .id = -1,
418 .dev = {
419 .platform_data = &gpio_key_info,
420 },
421};
422
Kyle Mannacdcc9662011-08-11 22:33:15 -0500423static struct platform_device madc_hwmon = {
424 .name = "twl4030_madc_hwmon",
425 .id = -1,
426};
427
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300428static struct platform_device *omap3_beagle_devices[] __initdata = {
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300429 &leds_gpio,
430 &keys_gpio,
Kyle Mannacdcc9662011-08-11 22:33:15 -0500431 &madc_hwmon,
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300432};
433
Keshava Munegowda181b2502011-03-01 20:08:16 +0530434static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
Felipe Balbi58a54912009-11-22 10:11:01 -0800435
Brian Austinf6f6c9a2012-06-21 01:36:02 -0700436 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
Keshava Munegowda181b2502011-03-01 20:08:16 +0530437 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
438 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
Felipe Balbi58a54912009-11-22 10:11:01 -0800439
440 .phy_reset = true,
441 .reset_gpio_port[0] = -EINVAL,
442 .reset_gpio_port[1] = 147,
443 .reset_gpio_port[2] = -EINVAL
444};
445
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800446#ifdef CONFIG_OMAP_MUX
447static struct omap_board_mux board_mux[] __initdata = {
448 { .reg_offset = OMAP_MUX_TERMINATOR },
449};
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800450#endif
451
Nishanth Menon87434102011-01-07 09:41:13 -0600452static void __init beagle_opp_init(void)
453{
454 int r = 0;
455
456 /* Initialize the omap3 opp table */
457 if (omap3_opp_init()) {
458 pr_err("%s: opp default init failed\n", __func__);
459 return;
460 }
461
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700462 /* Custom OPP enabled for all xM versions */
463 if (cpu_is_omap3630()) {
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700464 struct device *mpu_dev, *iva_dev;
Nishanth Menon87434102011-01-07 09:41:13 -0600465
Benoit Coussonb1621fc2011-08-16 14:01:23 +0200466 mpu_dev = omap_device_get_by_hwmod_name("mpu");
467 iva_dev = omap_device_get_by_hwmod_name("iva");
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700468
469 if (!mpu_dev || !iva_dev) {
Nishanth Menon87434102011-01-07 09:41:13 -0600470 pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700471 __func__, mpu_dev, iva_dev);
Nishanth Menon87434102011-01-07 09:41:13 -0600472 return;
473 }
474 /* Enable MPU 1GHz and lower opps */
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700475 r = opp_enable(mpu_dev, 800000000);
Nishanth Menon87434102011-01-07 09:41:13 -0600476 /* TODO: MPU 1GHz needs SR and ABB */
477
478 /* Enable IVA 800MHz and lower opps */
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700479 r |= opp_enable(iva_dev, 660000000);
Nishanth Menon87434102011-01-07 09:41:13 -0600480 /* TODO: DSP 800MHz needs SR and ABB */
481 if (r) {
482 pr_err("%s: failed to enable higher opp %d\n",
483 __func__, r);
484 /*
485 * Cleanup - disable the higher freqs - we dont care
486 * about the results
487 */
Kevin Hilman8c7f6592011-07-21 11:43:48 -0700488 opp_disable(mpu_dev, 800000000);
489 opp_disable(iva_dev, 660000000);
Nishanth Menon87434102011-01-07 09:41:13 -0600490 }
491 }
492 return;
493}
494
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300495static void __init omap3_beagle_init(void)
496{
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800497 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
Robert Nelson954bed02010-09-23 18:22:47 -0700498 omap3_beagle_init_rev();
Tony Lindgrend1589f02012-02-20 09:43:30 -0800499
Russ Dillaef2b892012-05-09 15:15:03 -0700500 if (gpio_is_valid(beagle_config.mmc1_gpio_wp))
Tony Lindgrend1589f02012-02-20 09:43:30 -0800501 omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT);
Russ Dill1afb82e2012-05-09 14:19:15 -0700502 mmc[0].caps = beagle_config.mmc_caps;
Tony Lindgren3b972bf2012-02-20 09:43:29 -0800503 omap_hsmmc_init(mmc);
Tony Lindgrend1589f02012-02-20 09:43:30 -0800504
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800505 omap3_beagle_i2c_init();
Joel A Fernandes5fe8b4c2011-07-05 03:38:22 -0700506
507 gpio_buttons[0].gpio = beagle_config.usr_button_gpio;
508
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300509 platform_add_devices(omap3_beagle_devices,
510 ARRAY_SIZE(omap3_beagle_devices));
Russ Dillaef2b892012-05-09 15:15:03 -0700511 if (gpio_is_valid(beagle_config.dvi_pd_gpio))
512 omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT);
Senthilvadivu Guruswamyd5e13222011-02-22 11:24:50 +0200513 omap_display_init(&beagle_dss_data);
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300514 omap_serial_init();
Tony Lindgrena4ca9db2011-08-22 23:57:23 -0700515 omap_sdrc_init(mt46h32m32lf6_sdrc_params,
516 mt46h32m32lf6_sdrc_params);
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800517
Mike Rapoport9e186302011-04-27 11:56:12 +0300518 usb_musb_init(NULL);
Keshava Munegowda9e64bb12011-03-01 20:08:19 +0530519 usbhs_init(&usbhs_bdata);
Mike Rapoport9a3f39f2011-04-25 01:09:07 +0300520 omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
521 ARRAY_SIZE(omap3beagle_nand_partitions));
Jean Pihet9fb97412009-07-24 19:43:25 -0600522
Alexander Hollere2a346a2011-04-05 15:40:08 +0200523 /* Ensure msecure is mux'd to be able to set the RTC. */
524 omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH);
525
Jean Pihet9fb97412009-07-24 19:43:25 -0600526 /* Ensure SDRC pins are mux'd for self-refresh */
Tony Lindgren4896e392009-12-11 16:16:32 -0800527 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
528 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
Koen Kooi044d32f2010-04-22 10:23:42 +0200529
Nishanth Menon87434102011-01-07 09:41:13 -0600530 beagle_opp_init();
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300531}
532
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300533MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
534 /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
Nicolas Pitre5e52b432011-07-05 22:38:15 -0400535 .atag_offset = 0x100,
Russell King71ee7da2010-05-23 10:18:16 +0100536 .reserve = omap_reserve,
Russell King - ARM Linux3dc3bad2011-02-14 15:40:20 -0800537 .map_io = omap3_map_io,
Tony Lindgren7b250af2011-10-04 18:26:28 -0700538 .init_early = omap3_init_early,
Tony Lindgrenbe732462011-09-26 15:25:22 -0700539 .init_irq = omap3_init_irq,
Marc Zyngier6b2f55d2011-09-06 10:23:45 +0100540 .handle_irq = omap3_intc_handle_irq,
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300541 .init_machine = omap3_beagle_init,
Shawn Guobbd707a2012-04-26 16:06:50 +0800542 .init_late = omap3_init_late,
Tony Lindgrene74984e2011-03-29 15:54:48 -0700543 .timer = &omap3_secure_timer,
Russell Kingbaa95882011-11-05 17:06:28 +0000544 .restart = omap_prcm_restart,
Syed Mohammed, Khasim2885f002008-10-09 17:51:42 +0300545MACHINE_END