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awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/arm/mach-omap2/board-igep0020.c
10817 views
1
/*
2
* Copyright (C) 2009 Integration Software and Electronic Engineering.
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*
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* Modified from mach-omap2/board-generic.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/err.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <linux/interrupt.h>
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#include <linux/input.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/i2c/twl.h>
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#include <linux/mmc/host.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <plat/board.h>
31
#include <plat/common.h>
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#include <plat/gpmc.h>
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#include <plat/usb.h>
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#include <video/omapdss.h>
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#include <video/omap-panel-generic-dpi.h>
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#include <plat/onenand.h>
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#include "mux.h"
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#include "hsmmc.h"
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#include "sdram-numonyx-m65kxxxxam.h"
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#include "common-board-devices.h"
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#define IGEP2_SMSC911X_CS 5
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#define IGEP2_SMSC911X_GPIO 176
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#define IGEP2_GPIO_USBH_NRESET 24
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#define IGEP2_GPIO_LED0_GREEN 26
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#define IGEP2_GPIO_LED0_RED 27
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#define IGEP2_GPIO_LED1_RED 28
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#define IGEP2_GPIO_DVI_PUP 170
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#define IGEP2_RB_GPIO_WIFI_NPD 94
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#define IGEP2_RB_GPIO_WIFI_NRESET 95
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#define IGEP2_RB_GPIO_BT_NRESET 137
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#define IGEP2_RC_GPIO_WIFI_NPD 138
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#define IGEP2_RC_GPIO_WIFI_NRESET 139
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#define IGEP2_RC_GPIO_BT_NRESET 137
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#define IGEP3_GPIO_LED0_GREEN 54
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#define IGEP3_GPIO_LED0_RED 53
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#define IGEP3_GPIO_LED1_RED 16
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#define IGEP3_GPIO_USBH_NRESET 183
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/*
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* IGEP2 Hardware Revision Table
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*
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* --------------------------------------------------------------------------
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* | Id. | Hw Rev. | HW0 (28) | WIFI_NPD | WIFI_NRESET | BT_NRESET |
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* --------------------------------------------------------------------------
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* | 0 | B | high | gpio94 | gpio95 | - |
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* | 0 | B/C (B-compatible) | high | gpio94 | gpio95 | gpio137 |
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* | 1 | C | low | gpio138 | gpio139 | gpio137 |
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* --------------------------------------------------------------------------
73
*/
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#define IGEP2_BOARD_HWREV_B 0
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#define IGEP2_BOARD_HWREV_C 1
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#define IGEP3_BOARD_HWREV 2
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static u8 hwrev;
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static void __init igep2_get_revision(void)
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{
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u8 ret;
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if (machine_is_igep0030()) {
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hwrev = IGEP3_BOARD_HWREV;
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return;
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}
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omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);
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if (gpio_request_one(IGEP2_GPIO_LED1_RED, GPIOF_IN, "GPIO_HW0_REV")) {
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pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n");
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pr_err("IGEP2: Unknown Hardware Revision\n");
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return;
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}
97
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ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
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if (ret == 0) {
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pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
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hwrev = IGEP2_BOARD_HWREV_C;
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} else if (ret == 1) {
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pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
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hwrev = IGEP2_BOARD_HWREV_B;
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} else {
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pr_err("IGEP2: Unknown Hardware Revision\n");
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hwrev = -1;
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}
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gpio_free(IGEP2_GPIO_LED1_RED);
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}
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#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
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defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
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#define ONENAND_MAP 0x20000000
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/* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY )
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* Since the device is equipped with two DataRAMs, and two-plane NAND
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* Flash memory array, these two component enables simultaneous program
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* of 4KiB. Plane1 has only even blocks such as block0, block2, block4
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* while Plane2 has only odd blocks such as block1, block3, block5.
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* So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
124
*/
125
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static struct mtd_partition igep_onenand_partitions[] = {
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{
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.name = "X-Loader",
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.offset = 0,
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.size = 2 * (64*(2*2048))
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},
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{
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.name = "U-Boot",
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.offset = MTDPART_OFS_APPEND,
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.size = 6 * (64*(2*2048)),
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},
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{
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.name = "Environment",
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.offset = MTDPART_OFS_APPEND,
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.size = 2 * (64*(2*2048)),
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},
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{
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.name = "Kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = 12 * (64*(2*2048)),
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},
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{
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.name = "File System",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
151
},
152
};
153
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static struct omap_onenand_platform_data igep_onenand_data = {
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.parts = igep_onenand_partitions,
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.nr_parts = ARRAY_SIZE(igep_onenand_partitions),
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.dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
158
};
159
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static struct platform_device igep_onenand_device = {
161
.name = "omap2-onenand",
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.id = -1,
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.dev = {
164
.platform_data = &igep_onenand_data,
165
},
166
};
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static void __init igep_flash_init(void)
169
{
170
u8 cs = 0;
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u8 onenandcs = GPMC_CS_NUM + 1;
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for (cs = 0; cs < GPMC_CS_NUM; cs++) {
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u32 ret;
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ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
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/* Check if NAND/oneNAND is configured */
178
if ((ret & 0xC00) == 0x800)
179
/* NAND found */
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pr_err("IGEP: Unsupported NAND found\n");
181
else {
182
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
183
if ((ret & 0x3F) == (ONENAND_MAP >> 24))
184
/* ONENAND found */
185
onenandcs = cs;
186
}
187
}
188
189
if (onenandcs > GPMC_CS_NUM) {
190
pr_err("IGEP: Unable to find configuration in GPMC\n");
191
return;
192
}
193
194
igep_onenand_data.cs = onenandcs;
195
196
if (platform_device_register(&igep_onenand_device) < 0)
197
pr_err("IGEP: Unable to register OneNAND device\n");
198
}
199
200
#else
201
static void __init igep_flash_init(void) {}
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#endif
203
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#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
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#include <linux/smsc911x.h>
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#include <plat/gpmc-smsc911x.h>
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static struct omap_smsc911x_platform_data smsc911x_cfg = {
210
.cs = IGEP2_SMSC911X_CS,
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.gpio_irq = IGEP2_SMSC911X_GPIO,
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.gpio_reset = -EINVAL,
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.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
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};
215
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static inline void __init igep2_init_smsc911x(void)
217
{
218
gpmc_smsc911x_init(&smsc911x_cfg);
219
}
220
221
#else
222
static inline void __init igep2_init_smsc911x(void) { }
223
#endif
224
225
static struct regulator_consumer_supply igep_vmmc1_supply =
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
227
228
/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
229
static struct regulator_init_data igep_vmmc1 = {
230
.constraints = {
231
.min_uV = 1850000,
232
.max_uV = 3150000,
233
.valid_modes_mask = REGULATOR_MODE_NORMAL
234
| REGULATOR_MODE_STANDBY,
235
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
236
| REGULATOR_CHANGE_MODE
237
| REGULATOR_CHANGE_STATUS,
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},
239
.num_consumer_supplies = 1,
240
.consumer_supplies = &igep_vmmc1_supply,
241
};
242
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static struct regulator_consumer_supply igep_vio_supply =
244
REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1");
245
246
static struct regulator_init_data igep_vio = {
247
.constraints = {
248
.min_uV = 1800000,
249
.max_uV = 1800000,
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.apply_uV = 1,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
256
},
257
.num_consumer_supplies = 1,
258
.consumer_supplies = &igep_vio_supply,
259
};
260
261
static struct regulator_consumer_supply igep_vmmc2_supply =
262
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
263
264
static struct regulator_init_data igep_vmmc2 = {
265
.constraints = {
266
.valid_modes_mask = REGULATOR_MODE_NORMAL,
267
.always_on = 1,
268
},
269
.num_consumer_supplies = 1,
270
.consumer_supplies = &igep_vmmc2_supply,
271
};
272
273
static struct fixed_voltage_config igep_vwlan = {
274
.supply_name = "vwlan",
275
.microvolts = 3300000,
276
.gpio = -EINVAL,
277
.enabled_at_boot = 1,
278
.init_data = &igep_vmmc2,
279
};
280
281
static struct platform_device igep_vwlan_device = {
282
.name = "reg-fixed-voltage",
283
.id = 0,
284
.dev = {
285
.platform_data = &igep_vwlan,
286
},
287
};
288
289
static struct omap2_hsmmc_info mmc[] = {
290
{
291
.mmc = 1,
292
.caps = MMC_CAP_4_BIT_DATA,
293
.gpio_cd = -EINVAL,
294
.gpio_wp = -EINVAL,
295
},
296
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
297
{
298
.mmc = 2,
299
.caps = MMC_CAP_4_BIT_DATA,
300
.gpio_cd = -EINVAL,
301
.gpio_wp = -EINVAL,
302
},
303
#endif
304
{} /* Terminator */
305
};
306
307
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
308
#include <linux/leds.h>
309
310
static struct gpio_led igep_gpio_leds[] = {
311
[0] = {
312
.name = "gpio-led:red:d0",
313
.default_trigger = "default-off"
314
},
315
[1] = {
316
.name = "gpio-led:green:d0",
317
.default_trigger = "default-off",
318
},
319
[2] = {
320
.name = "gpio-led:red:d1",
321
.default_trigger = "default-off",
322
},
323
[3] = {
324
.name = "gpio-led:green:d1",
325
.default_trigger = "heartbeat",
326
.gpio = -EINVAL, /* gets replaced */
327
.active_low = 1,
328
},
329
};
330
331
static struct gpio_led_platform_data igep_led_pdata = {
332
.leds = igep_gpio_leds,
333
.num_leds = ARRAY_SIZE(igep_gpio_leds),
334
};
335
336
static struct platform_device igep_led_device = {
337
.name = "leds-gpio",
338
.id = -1,
339
.dev = {
340
.platform_data = &igep_led_pdata,
341
},
342
};
343
344
static void __init igep_leds_init(void)
345
{
346
if (machine_is_igep0020()) {
347
igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
348
igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
349
igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
350
} else {
351
igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
352
igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
353
igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
354
}
355
356
platform_device_register(&igep_led_device);
357
}
358
359
#else
360
static struct gpio igep_gpio_leds[] __initdata = {
361
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d0" },
362
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" },
363
{ -EINVAL, GPIOF_OUT_INIT_LOW, "gpio-led:red:d1" },
364
};
365
366
static inline void igep_leds_init(void)
367
{
368
int i;
369
370
if (machine_is_igep0020()) {
371
igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
372
igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
373
igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
374
} else {
375
igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
376
igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
377
igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
378
}
379
380
if (gpio_request_array(igep_gpio_leds, ARRAY_SIZE(igep_gpio_leds))) {
381
pr_warning("IGEP v2: Could not obtain leds gpios\n");
382
return;
383
}
384
385
for (i = 0; i < ARRAY_SIZE(igep_gpio_leds); i++)
386
gpio_export(igep_gpio_leds[i].gpio, 0);
387
}
388
#endif
389
390
static struct gpio igep2_twl_gpios[] = {
391
{ -EINVAL, GPIOF_IN, "GPIO_EHCI_NOC" },
392
{ -EINVAL, GPIOF_OUT_INIT_LOW, "GPIO_USBH_CPEN" },
393
};
394
395
static int igep_twl_gpio_setup(struct device *dev,
396
unsigned gpio, unsigned ngpio)
397
{
398
int ret;
399
400
/* gpio + 0 is "mmc0_cd" (input/IRQ) */
401
mmc[0].gpio_cd = gpio + 0;
402
omap2_hsmmc_init(mmc);
403
404
/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
405
#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
406
ret = gpio_request_one(gpio + TWL4030_GPIO_MAX + 1, GPIOF_OUT_INIT_HIGH,
407
"gpio-led:green:d1");
408
if (ret == 0)
409
gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
410
else
411
pr_warning("IGEP: Could not obtain gpio GPIO_LED1_GREEN\n");
412
#else
413
igep_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
414
#endif
415
416
if (machine_is_igep0030())
417
return 0;
418
419
/*
420
* REVISIT: need ehci-omap hooks for external VBUS
421
* power switch and overcurrent detect
422
*/
423
igep2_twl_gpios[0].gpio = gpio + 1;
424
425
/* TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN (out, active low) */
426
igep2_twl_gpios[1].gpio = gpio + TWL4030_GPIO_MAX;
427
428
ret = gpio_request_array(igep2_twl_gpios, ARRAY_SIZE(igep2_twl_gpios));
429
if (ret < 0)
430
pr_err("IGEP2: Could not obtain gpio for USBH_CPEN");
431
432
return 0;
433
};
434
435
static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = {
436
.gpio_base = OMAP_MAX_GPIO_LINES,
437
.irq_base = TWL4030_GPIO_IRQ_BASE,
438
.irq_end = TWL4030_GPIO_IRQ_END,
439
.use_leds = true,
440
.setup = igep_twl_gpio_setup,
441
};
442
443
static struct twl4030_usb_data igep_usb_data = {
444
.usb_mode = T2_USB_MODE_ULPI,
445
};
446
447
static int igep2_enable_dvi(struct omap_dss_device *dssdev)
448
{
449
gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);
450
451
return 0;
452
}
453
454
static void igep2_disable_dvi(struct omap_dss_device *dssdev)
455
{
456
gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
457
}
458
459
static struct panel_generic_dpi_data dvi_panel = {
460
.name = "generic",
461
.platform_enable = igep2_enable_dvi,
462
.platform_disable = igep2_disable_dvi,
463
};
464
465
static struct omap_dss_device igep2_dvi_device = {
466
.type = OMAP_DISPLAY_TYPE_DPI,
467
.name = "dvi",
468
.driver_name = "generic_dpi_panel",
469
.data = &dvi_panel,
470
.phy.dpi.data_lines = 24,
471
};
472
473
static struct omap_dss_device *igep2_dss_devices[] = {
474
&igep2_dvi_device
475
};
476
477
static struct omap_dss_board_info igep2_dss_data = {
478
.num_devices = ARRAY_SIZE(igep2_dss_devices),
479
.devices = igep2_dss_devices,
480
.default_device = &igep2_dvi_device,
481
};
482
483
static struct regulator_consumer_supply igep2_vpll2_supplies[] = {
484
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
485
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
486
};
487
488
static struct regulator_init_data igep2_vpll2 = {
489
.constraints = {
490
.name = "VDVI",
491
.min_uV = 1800000,
492
.max_uV = 1800000,
493
.apply_uV = true,
494
.valid_modes_mask = REGULATOR_MODE_NORMAL
495
| REGULATOR_MODE_STANDBY,
496
.valid_ops_mask = REGULATOR_CHANGE_MODE
497
| REGULATOR_CHANGE_STATUS,
498
},
499
.num_consumer_supplies = ARRAY_SIZE(igep2_vpll2_supplies),
500
.consumer_supplies = igep2_vpll2_supplies,
501
};
502
503
static void __init igep2_display_init(void)
504
{
505
int err = gpio_request_one(IGEP2_GPIO_DVI_PUP, GPIOF_OUT_INIT_HIGH,
506
"GPIO_DVI_PUP");
507
if (err)
508
pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
509
}
510
511
static struct platform_device *igep_devices[] __initdata = {
512
&igep_vwlan_device,
513
};
514
515
static void __init igep_init_early(void)
516
{
517
omap2_init_common_infrastructure();
518
omap2_init_common_devices(m65kxxxxam_sdrc_params,
519
m65kxxxxam_sdrc_params);
520
}
521
522
static struct twl4030_codec_audio_data igep2_audio_data;
523
524
static struct twl4030_codec_data igep2_codec_data = {
525
.audio_mclk = 26000000,
526
.audio = &igep2_audio_data,
527
};
528
529
static int igep2_keymap[] = {
530
KEY(0, 0, KEY_LEFT),
531
KEY(0, 1, KEY_RIGHT),
532
KEY(0, 2, KEY_A),
533
KEY(0, 3, KEY_B),
534
KEY(1, 0, KEY_DOWN),
535
KEY(1, 1, KEY_UP),
536
KEY(1, 2, KEY_E),
537
KEY(1, 3, KEY_F),
538
KEY(2, 0, KEY_ENTER),
539
KEY(2, 1, KEY_I),
540
KEY(2, 2, KEY_J),
541
KEY(2, 3, KEY_K),
542
KEY(3, 0, KEY_M),
543
KEY(3, 1, KEY_N),
544
KEY(3, 2, KEY_O),
545
KEY(3, 3, KEY_P)
546
};
547
548
static struct matrix_keymap_data igep2_keymap_data = {
549
.keymap = igep2_keymap,
550
.keymap_size = ARRAY_SIZE(igep2_keymap),
551
};
552
553
static struct twl4030_keypad_data igep2_keypad_pdata = {
554
.keymap_data = &igep2_keymap_data,
555
.rows = 4,
556
.cols = 4,
557
.rep = 1,
558
};
559
560
static struct twl4030_platform_data igep_twldata = {
561
.irq_base = TWL4030_IRQ_BASE,
562
.irq_end = TWL4030_IRQ_END,
563
564
/* platform_data for children goes here */
565
.usb = &igep_usb_data,
566
.gpio = &igep_twl4030_gpio_pdata,
567
.vmmc1 = &igep_vmmc1,
568
.vio = &igep_vio,
569
};
570
571
static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = {
572
{
573
I2C_BOARD_INFO("eeprom", 0x50),
574
},
575
};
576
577
static void __init igep_i2c_init(void)
578
{
579
int ret;
580
581
if (machine_is_igep0020()) {
582
/*
583
* Bus 3 is attached to the DVI port where devices like the
584
* pico DLP projector don't work reliably with 400kHz
585
*/
586
ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
587
ARRAY_SIZE(igep2_i2c3_boardinfo));
588
if (ret)
589
pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);
590
591
igep_twldata.codec = &igep2_codec_data;
592
igep_twldata.keypad = &igep2_keypad_pdata;
593
igep_twldata.vpll2 = &igep2_vpll2;
594
}
595
596
omap3_pmic_init("twl4030", &igep_twldata);
597
}
598
599
static const struct usbhs_omap_board_data igep2_usbhs_bdata __initconst = {
600
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
601
.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
602
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
603
604
.phy_reset = true,
605
.reset_gpio_port[0] = IGEP2_GPIO_USBH_NRESET,
606
.reset_gpio_port[1] = -EINVAL,
607
.reset_gpio_port[2] = -EINVAL,
608
};
609
610
static const struct usbhs_omap_board_data igep3_usbhs_bdata __initconst = {
611
.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
612
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
613
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
614
615
.phy_reset = true,
616
.reset_gpio_port[0] = -EINVAL,
617
.reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
618
.reset_gpio_port[2] = -EINVAL,
619
};
620
621
#ifdef CONFIG_OMAP_MUX
622
static struct omap_board_mux board_mux[] __initdata = {
623
{ .reg_offset = OMAP_MUX_TERMINATOR },
624
};
625
#endif
626
627
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
628
static struct gpio igep_wlan_bt_gpios[] __initdata = {
629
{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NPD" },
630
{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NRESET" },
631
{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_BT_NRESET" },
632
};
633
634
static void __init igep_wlan_bt_init(void)
635
{
636
int err;
637
638
/* GPIO's for WLAN-BT combo depends on hardware revision */
639
if (hwrev == IGEP2_BOARD_HWREV_B) {
640
igep_wlan_bt_gpios[0].gpio = IGEP2_RB_GPIO_WIFI_NPD;
641
igep_wlan_bt_gpios[1].gpio = IGEP2_RB_GPIO_WIFI_NRESET;
642
igep_wlan_bt_gpios[2].gpio = IGEP2_RB_GPIO_BT_NRESET;
643
} else if (hwrev == IGEP2_BOARD_HWREV_C || machine_is_igep0030()) {
644
igep_wlan_bt_gpios[0].gpio = IGEP2_RC_GPIO_WIFI_NPD;
645
igep_wlan_bt_gpios[1].gpio = IGEP2_RC_GPIO_WIFI_NRESET;
646
igep_wlan_bt_gpios[2].gpio = IGEP2_RC_GPIO_BT_NRESET;
647
} else
648
return;
649
650
err = gpio_request_array(igep_wlan_bt_gpios,
651
ARRAY_SIZE(igep_wlan_bt_gpios));
652
if (err) {
653
pr_warning("IGEP2: Could not obtain WIFI/BT gpios\n");
654
return;
655
}
656
657
gpio_export(igep_wlan_bt_gpios[0].gpio, 0);
658
gpio_export(igep_wlan_bt_gpios[1].gpio, 0);
659
gpio_export(igep_wlan_bt_gpios[2].gpio, 0);
660
661
gpio_set_value(igep_wlan_bt_gpios[1].gpio, 0);
662
udelay(10);
663
gpio_set_value(igep_wlan_bt_gpios[1].gpio, 1);
664
665
}
666
#else
667
static inline void __init igep_wlan_bt_init(void) { }
668
#endif
669
670
static void __init igep_init(void)
671
{
672
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
673
674
/* Get IGEP2 hardware revision */
675
igep2_get_revision();
676
/* Register I2C busses and drivers */
677
igep_i2c_init();
678
platform_add_devices(igep_devices, ARRAY_SIZE(igep_devices));
679
omap_serial_init();
680
usb_musb_init(NULL);
681
682
igep_flash_init();
683
igep_leds_init();
684
685
/*
686
* WLAN-BT combo module from MuRata which has a Marvell WLAN
687
* (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
688
*/
689
igep_wlan_bt_init();
690
691
if (machine_is_igep0020()) {
692
omap_display_init(&igep2_dss_data);
693
igep2_display_init();
694
igep2_init_smsc911x();
695
usbhs_init(&igep2_usbhs_bdata);
696
} else {
697
usbhs_init(&igep3_usbhs_bdata);
698
}
699
}
700
701
MACHINE_START(IGEP0020, "IGEP v2 board")
702
.boot_params = 0x80000100,
703
.reserve = omap_reserve,
704
.map_io = omap3_map_io,
705
.init_early = igep_init_early,
706
.init_irq = omap_init_irq,
707
.init_machine = igep_init,
708
.timer = &omap_timer,
709
MACHINE_END
710
711
MACHINE_START(IGEP0030, "IGEP OMAP3 module")
712
.boot_params = 0x80000100,
713
.reserve = omap_reserve,
714
.map_io = omap3_map_io,
715
.init_early = igep_init_early,
716
.init_irq = omap_init_irq,
717
.init_machine = igep_init,
718
.timer = &omap_timer,
719
MACHINE_END
720
721