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Dirk Behme9d0fc812009-01-28 21:39:57 +01001/*
2 * Maintainer : Steve Sakoman <steve@sakoman.com>
3 *
4 * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
5 * Richard Woodruff <r-woodruff2@ti.com>
6 * Syed Mohammed Khasim <khasim@ti.com>
7 * Sunil Kumar <sunilsaini05@gmail.com>
8 * Shashi Ranjan <shashiranjanmca05@gmail.com>
9 *
10 * (C) Copyright 2004-2008
11 * Texas Instruments, <www.ti.com>
12 *
Wolfgang Denk1a459662013-07-08 09:37:19 +020013 * SPDX-License-Identifier: GPL-2.0+
Dirk Behme9d0fc812009-01-28 21:39:57 +010014 */
15#include <common.h>
Simon Glassb3f4ca12014-10-22 21:37:15 -060016#include <dm.h>
17#include <ns16550.h>
Olof Johanssondf382622009-09-29 10:22:45 -040018#include <netdev.h>
Tom Rix2c155132009-06-28 12:52:30 -050019#include <twl4030.h>
Andreas Müller137703b2012-01-04 15:26:25 +000020#include <linux/mtd/nand.h>
Dirk Behme9d0fc812009-01-28 21:39:57 +010021#include <asm/io.h>
Steve Sakomancd7c5722010-09-19 21:21:07 -070022#include <asm/arch/mmc_host_def.h>
Dirk Behme9d0fc812009-01-28 21:39:57 +010023#include <asm/arch/mux.h>
Olof Johanssondf382622009-09-29 10:22:45 -040024#include <asm/arch/mem.h>
Dirk Behme9d0fc812009-01-28 21:39:57 +010025#include <asm/arch/sys_proto.h>
Sanjeev Premi84c3b632011-09-08 10:51:01 -040026#include <asm/gpio.h>
Dirk Behme9d0fc812009-01-28 21:39:57 +010027#include <asm/mach-types.h>
28#include "overo.h"
29
Stefan Herbrechtsmeierf5c30c12014-09-16 17:51:09 +020030#ifdef CONFIG_USB_EHCI
31#include <usb.h>
32#include <asm/ehci-omap.h>
33#endif
34
John Rigby29565322010-12-20 18:27:51 -070035DECLARE_GLOBAL_DATA_PTR;
36
Steve Sakomand64b5b82010-09-20 08:05:14 -070037#define TWL4030_I2C_BUS 0
38#define EXPANSION_EEPROM_I2C_BUS 2
39#define EXPANSION_EEPROM_I2C_ADDRESS 0x51
40
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +020041#define GUMSTIX_EMPTY_EEPROM 0x0
42
Steve Sakomand64b5b82010-09-20 08:05:14 -070043#define GUMSTIX_SUMMIT 0x01000200
44#define GUMSTIX_TOBI 0x02000200
45#define GUMSTIX_TOBI_DUO 0x03000200
46#define GUMSTIX_PALO35 0x04000200
47#define GUMSTIX_PALO43 0x05000200
48#define GUMSTIX_CHESTNUT43 0x06000200
49#define GUMSTIX_PINTO 0x07000200
50#define GUMSTIX_GALLOP43 0x08000200
Ash Charlesea5940e2014-05-21 14:04:53 -070051#define GUMSTIX_ALTO35 0x09000200
52#define GUMSTIX_STAGECOACH 0x0A000200
53#define GUMSTIX_THUMBO 0x0B000200
54#define GUMSTIX_TURTLECORE 0x0C000200
55#define GUMSTIX_ARBOR43C 0x0D000200
Steve Sakomand64b5b82010-09-20 08:05:14 -070056
57#define ETTUS_USRP_E 0x01000300
58
59#define GUMSTIX_NO_EEPROM 0xffffffff
60
61static struct {
62 unsigned int device_vendor;
63 unsigned char revision;
64 unsigned char content;
65 char fab_revision[8];
66 char env_var[16];
67 char env_setting[64];
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +020068} expansion_config = {0x0};
Steve Sakomanba9a11e2010-08-12 21:07:02 -070069
Simon Glassb3f4ca12014-10-22 21:37:15 -060070static const struct ns16550_platdata overo_serial = {
Adam Ford2f6ed3b2016-03-07 21:08:49 -060071 .base = OMAP34XX_UART3,
72 .reg_shift = 2,
Heiko Schocher17fa0322017-01-18 08:05:49 +010073 .clock = V_NS16550_CLK,
74 .fcr = UART_FCR_DEFVAL,
Simon Glassb3f4ca12014-10-22 21:37:15 -060075};
76
77U_BOOT_DEVICE(overo_uart) = {
Thomas Chouc7b96862015-11-19 21:48:12 +080078 "ns16550_serial",
Simon Glassb3f4ca12014-10-22 21:37:15 -060079 &overo_serial
80};
81
Tom Rix58911512009-04-01 22:02:20 -050082/*
Steve Sakomana06e1622010-08-24 10:37:29 -070083 * Routine: get_sdio2_config
84 * Description: Return information about the wifi module connection
85 * Returns 0 if the module connects though a level translator
86 * Returns 1 if the module connects directly
87 */
88int get_sdio2_config(void)
89{
90 int sdio_direct;
91
Sanjeev Premi84c3b632011-09-08 10:51:01 -040092 if (!gpio_request(130, "") && !gpio_request(139, "")) {
Steve Sakomana06e1622010-08-24 10:37:29 -070093
Sanjeev Premi84c3b632011-09-08 10:51:01 -040094 gpio_direction_output(130, 0);
95 gpio_direction_input(139);
Steve Sakomana06e1622010-08-24 10:37:29 -070096
97 sdio_direct = 1;
Sanjeev Premi84c3b632011-09-08 10:51:01 -040098 gpio_set_value(130, 0);
99 if (gpio_get_value(139) == 0) {
100 gpio_set_value(130, 1);
101 if (gpio_get_value(139) == 1)
Steve Sakomana06e1622010-08-24 10:37:29 -0700102 sdio_direct = 0;
103 }
104
Joe Hershbergerb5db0a02011-10-12 10:31:44 +0000105 gpio_direction_input(130);
Steve Sakomana06e1622010-08-24 10:37:29 -0700106 } else {
Andreas Müllerbae485d2012-01-04 15:26:20 +0000107 puts("Error: unable to acquire sdio2 clk GPIOs\n");
Steve Sakomana06e1622010-08-24 10:37:29 -0700108 sdio_direct = -1;
109 }
110
111 return sdio_direct;
112}
113
114/*
Steve Sakomand64b5b82010-09-20 08:05:14 -0700115 * Routine: get_expansion_id
116 * Description: This function checks for expansion board by checking I2C
117 * bus 2 for the availability of an AT24C01B serial EEPROM.
118 * returns the device_vendor field from the EEPROM
119 */
120unsigned int get_expansion_id(void)
121{
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200122 if (expansion_config.device_vendor != 0x0)
123 return expansion_config.device_vendor;
124
Steve Sakomand64b5b82010-09-20 08:05:14 -0700125 i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS);
126
127 /* return GUMSTIX_NO_EEPROM if eeprom doesn't respond */
128 if (i2c_probe(EXPANSION_EEPROM_I2C_ADDRESS) == 1) {
129 i2c_set_bus_num(TWL4030_I2C_BUS);
130 return GUMSTIX_NO_EEPROM;
131 }
132
133 /* read configuration data */
134 i2c_read(EXPANSION_EEPROM_I2C_ADDRESS, 0, 1, (u8 *)&expansion_config,
135 sizeof(expansion_config));
136
137 i2c_set_bus_num(TWL4030_I2C_BUS);
138
139 return expansion_config.device_vendor;
140}
141
142/*
Dirk Behme9d0fc812009-01-28 21:39:57 +0100143 * Routine: misc_init_r
144 * Description: Configure board specific parts
Tom Rix58911512009-04-01 22:02:20 -0500145 */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100146int misc_init_r(void)
147{
Ash Charlesea5940e2014-05-21 14:04:53 -0700148 unsigned int expansion_id;
149
Tom Rix2c155132009-06-28 12:52:30 -0500150 twl4030_power_init();
Grazvydas Ignotasead39d72009-12-10 17:10:21 +0200151 twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
Dirk Behme9d0fc812009-01-28 21:39:57 +0100152
Steve Sakomanc2d5b342010-08-12 15:13:02 -0700153 printf("Board revision: %d\n", get_board_revision());
Steve Sakomana06e1622010-08-24 10:37:29 -0700154
155 switch (get_sdio2_config()) {
156 case 0:
Andreas Müllerbae485d2012-01-04 15:26:20 +0000157 puts("Tranceiver detected on mmc2\n");
Steve Sakomana06e1622010-08-24 10:37:29 -0700158 MUX_OVERO_SDIO2_TRANSCEIVER();
159 break;
160 case 1:
Andreas Müllerbae485d2012-01-04 15:26:20 +0000161 puts("Direct connection on mmc2\n");
Steve Sakomana06e1622010-08-24 10:37:29 -0700162 MUX_OVERO_SDIO2_DIRECT();
163 break;
164 default:
Andreas Müllerbae485d2012-01-04 15:26:20 +0000165 puts("Unable to detect mmc2 connection type\n");
Steve Sakomana06e1622010-08-24 10:37:29 -0700166 }
167
Ash Charlesea5940e2014-05-21 14:04:53 -0700168 expansion_id = get_expansion_id();
169 switch (expansion_id) {
Steve Sakomand64b5b82010-09-20 08:05:14 -0700170 case GUMSTIX_SUMMIT:
171 printf("Recognized Summit expansion board (rev %d %s)\n",
172 expansion_config.revision,
173 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200174 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700175 setenv("defaultdisplay", "dvi");
Ash Charles12cc5432014-06-10 12:02:36 -0700176 setenv("expansionname", "summit");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700177 break;
178 case GUMSTIX_TOBI:
179 printf("Recognized Tobi expansion board (rev %d %s)\n",
180 expansion_config.revision,
181 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200182 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700183 setenv("defaultdisplay", "dvi");
Ash Charles12cc5432014-06-10 12:02:36 -0700184 setenv("expansionname", "tobi");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700185 break;
186 case GUMSTIX_TOBI_DUO:
187 printf("Recognized Tobi Duo expansion board (rev %d %s)\n",
188 expansion_config.revision,
189 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200190 MUX_GUMSTIX();
Arun Bharadwaj72c7be92015-04-28 16:17:51 -0700191 setenv("expansionname", "tobiduo");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700192 break;
193 case GUMSTIX_PALO35:
194 printf("Recognized Palo35 expansion board (rev %d %s)\n",
195 expansion_config.revision,
196 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200197 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700198 setenv("defaultdisplay", "lcd35");
Ash Charles2ed43b52015-04-28 16:17:52 -0700199 setenv("expansionname", "palo35");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700200 break;
201 case GUMSTIX_PALO43:
202 printf("Recognized Palo43 expansion board (rev %d %s)\n",
203 expansion_config.revision,
204 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200205 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700206 setenv("defaultdisplay", "lcd43");
Ash Charles12cc5432014-06-10 12:02:36 -0700207 setenv("expansionname", "palo43");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700208 break;
209 case GUMSTIX_CHESTNUT43:
210 printf("Recognized Chestnut43 expansion board (rev %d %s)\n",
211 expansion_config.revision,
212 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200213 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700214 setenv("defaultdisplay", "lcd43");
Ash Charles12cc5432014-06-10 12:02:36 -0700215 setenv("expansionname", "chestnut43");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700216 break;
217 case GUMSTIX_PINTO:
218 printf("Recognized Pinto expansion board (rev %d %s)\n",
219 expansion_config.revision,
220 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200221 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700222 break;
223 case GUMSTIX_GALLOP43:
224 printf("Recognized Gallop43 expansion board (rev %d %s)\n",
225 expansion_config.revision,
226 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200227 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700228 setenv("defaultdisplay", "lcd43");
Ash Charles12cc5432014-06-10 12:02:36 -0700229 setenv("expansionname", "gallop43");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700230 break;
Ash Charlesea5940e2014-05-21 14:04:53 -0700231 case GUMSTIX_ALTO35:
232 printf("Recognized Alto35 expansion board (rev %d %s)\n",
233 expansion_config.revision,
234 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200235 MUX_GUMSTIX();
Ash Charlesea5940e2014-05-21 14:04:53 -0700236 MUX_ALTO35();
237 setenv("defaultdisplay", "lcd35");
Ash Charles12cc5432014-06-10 12:02:36 -0700238 setenv("expansionname", "alto35");
Ash Charlesea5940e2014-05-21 14:04:53 -0700239 break;
240 case GUMSTIX_STAGECOACH:
241 printf("Recognized Stagecoach expansion board (rev %d %s)\n",
242 expansion_config.revision,
243 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200244 MUX_GUMSTIX();
Ash Charlesea5940e2014-05-21 14:04:53 -0700245 break;
246 case GUMSTIX_THUMBO:
247 printf("Recognized Thumbo expansion board (rev %d %s)\n",
248 expansion_config.revision,
249 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200250 MUX_GUMSTIX();
Ash Charlesea5940e2014-05-21 14:04:53 -0700251 break;
252 case GUMSTIX_TURTLECORE:
253 printf("Recognized Turtlecore expansion board (rev %d %s)\n",
254 expansion_config.revision,
255 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200256 MUX_GUMSTIX();
Ash Charlesea5940e2014-05-21 14:04:53 -0700257 break;
258 case GUMSTIX_ARBOR43C:
259 printf("Recognized Arbor43C expansion board (rev %d %s)\n",
260 expansion_config.revision,
261 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200262 MUX_GUMSTIX();
Ash Charlesea5940e2014-05-21 14:04:53 -0700263 MUX_ARBOR43C();
264 setenv("defaultdisplay", "lcd43");
Ash Charlesda9ed5a2015-04-28 16:17:50 -0700265 setenv("expansionname", "arbor43c");
Ash Charlesea5940e2014-05-21 14:04:53 -0700266 break;
Steve Sakomand64b5b82010-09-20 08:05:14 -0700267 case ETTUS_USRP_E:
268 printf("Recognized Ettus Research USRP-E (rev %d %s)\n",
269 expansion_config.revision,
270 expansion_config.fab_revision);
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200271 MUX_GUMSTIX();
Steve Sakomand64b5b82010-09-20 08:05:14 -0700272 MUX_USRP_E();
273 setenv("defaultdisplay", "dvi");
274 break;
275 case GUMSTIX_NO_EEPROM:
Stefan Herbrechtsmeier4ed914a2014-09-16 17:51:08 +0200276 case GUMSTIX_EMPTY_EEPROM:
277 puts("No or empty EEPROM on expansion board\n");
278 MUX_GUMSTIX();
Ash Charles12cc5432014-06-10 12:02:36 -0700279 setenv("expansionname", "tobi");
Steve Sakomand64b5b82010-09-20 08:05:14 -0700280 break;
281 default:
Ash Charlesea5940e2014-05-21 14:04:53 -0700282 printf("Unrecognized expansion board 0x%08x\n", expansion_id);
283 break;
Steve Sakomand64b5b82010-09-20 08:05:14 -0700284 }
285
286 if (expansion_config.content == 1)
287 setenv(expansion_config.env_var, expansion_config.env_setting);
288
Paul Kocialkowski679f82c2015-08-27 19:37:13 +0200289 omap_die_id_display();
Dirk Behmee6a6a702009-03-12 19:30:50 +0100290
Ash Charles12cc5432014-06-10 12:02:36 -0700291 if (get_cpu_family() == CPU_OMAP34XX)
292 setenv("boardname", "overo");
293 else
294 setenv("boardname", "overo-storm");
295
Dirk Behme9d0fc812009-01-28 21:39:57 +0100296 return 0;
297}
298
Arun Bharadwajfe5d4882015-04-28 16:55:29 -0700299#if defined(CONFIG_CMD_NET)
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200300/* GPMC definitions for LAN9221 chips on Tobi expansion boards */
301static const u32 gpmc_lan_config[] = {
302 NET_LAN9221_GPMC_CONFIG1,
303 NET_LAN9221_GPMC_CONFIG2,
304 NET_LAN9221_GPMC_CONFIG3,
305 NET_LAN9221_GPMC_CONFIG4,
306 NET_LAN9221_GPMC_CONFIG5,
307 NET_LAN9221_GPMC_CONFIG6,
308 /*CONFIG7- computed as params */
309};
310
Olof Johanssondf382622009-09-29 10:22:45 -0400311/*
312 * Routine: setup_net_chip
313 * Description: Setting up the configuration GPMC registers specific to the
314 * Ethernet hardware.
315 */
316static void setup_net_chip(void)
317{
318 struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
319
Olof Johanssondf382622009-09-29 10:22:45 -0400320 /* Enable off mode for NWE in PADCONF_GPMC_NWE register */
321 writew(readw(&ctrl_base ->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
322 /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
323 writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
324 /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
325 writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
326 &ctrl_base->gpmc_nadv_ale);
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200327}
Olof Johanssondf382622009-09-29 10:22:45 -0400328
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200329/*
330 * Routine: reset_net_chip
331 * Description: Reset the Ethernet hardware.
332 */
333static void reset_net_chip(void)
334{
Olof Johanssondf382622009-09-29 10:22:45 -0400335 /* Make GPIO 64 as output pin and send a magic pulse through it */
Sanjeev Premi84c3b632011-09-08 10:51:01 -0400336 if (!gpio_request(64, "")) {
337 gpio_direction_output(64, 0);
338 gpio_set_value(64, 1);
Olof Johanssondf382622009-09-29 10:22:45 -0400339 udelay(1);
Sanjeev Premi84c3b632011-09-08 10:51:01 -0400340 gpio_set_value(64, 0);
Olof Johanssondf382622009-09-29 10:22:45 -0400341 udelay(1);
Sanjeev Premi84c3b632011-09-08 10:51:01 -0400342 gpio_set_value(64, 1);
Olof Johanssondf382622009-09-29 10:22:45 -0400343 }
344}
Olof Johanssondf382622009-09-29 10:22:45 -0400345
346int board_eth_init(bd_t *bis)
347{
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200348 unsigned int expansion_id;
Olof Johanssondf382622009-09-29 10:22:45 -0400349 int rc = 0;
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200350
Olof Johanssondf382622009-09-29 10:22:45 -0400351#ifdef CONFIG_SMC911X
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200352 expansion_id = get_expansion_id();
353 switch (expansion_id) {
354 case GUMSTIX_TOBI_DUO:
355 /* second lan chip */
356 enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4],
357 0x2B000000, GPMC_SIZE_16M);
358 /* no break */
359 case GUMSTIX_TOBI:
360 case GUMSTIX_CHESTNUT43:
361 case GUMSTIX_STAGECOACH:
362 case GUMSTIX_NO_EEPROM:
363 case GUMSTIX_EMPTY_EEPROM:
364 /* first lan chip */
365 enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
366 0x2C000000, GPMC_SIZE_16M);
367
368 setup_net_chip();
369 reset_net_chip();
370
371 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
372 break;
373 default:
374 break;
375 }
Olof Johanssondf382622009-09-29 10:22:45 -0400376#endif
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200377
Olof Johanssondf382622009-09-29 10:22:45 -0400378 return rc;
379}
Stefan Herbrechtsmeier113429a2014-09-16 17:51:07 +0200380#endif
Steve Sakomancd7c5722010-09-19 21:21:07 -0700381
Arun Bharadwajfe5d4882015-04-28 16:55:29 -0700382#if defined(CONFIG_GENERIC_MMC)
Steve Sakomancd7c5722010-09-19 21:21:07 -0700383int board_mmc_init(bd_t *bis)
384{
Nikita Kiryanove3913f52012-12-03 02:19:47 +0000385 return omap_mmc_init(0, 0, 0, -1, -1);
Steve Sakomancd7c5722010-09-19 21:21:07 -0700386}
387#endif
Stefan Herbrechtsmeierf5c30c12014-09-16 17:51:09 +0200388
Paul Kocialkowskiaac54502014-11-08 20:55:47 +0100389#if defined(CONFIG_GENERIC_MMC)
390void board_mmc_power_init(void)
391{
392 twl4030_power_mmc_init(0);
393}
394#endif
395
Arun Bharadwajfe5d4882015-04-28 16:55:29 -0700396#if defined(CONFIG_USB_EHCI)
Stefan Herbrechtsmeierf5c30c12014-09-16 17:51:09 +0200397static struct omap_usbhs_board_data usbhs_bdata = {
398 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
399 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
400 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
401};
402
403#define GUMSTIX_GPIO_USBH_CPEN 168
404int ehci_hcd_init(int index, enum usb_init_type init,
405 struct ehci_hccr **hccr, struct ehci_hcor **hcor)
406{
407 /* Enable USB power */
408 if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen"))
409 gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1);
410
411 return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
412}
413
414int ehci_hcd_stop(void)
415{
416 /* Disable USB power */
417 gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0);
418 gpio_free(GUMSTIX_GPIO_USBH_CPEN);
419
420 return omap_ehci_hcd_stop();
421}
422
423#endif /* CONFIG_USB_EHCI */