2 * Copyright (C) 2010 - ISEE 2007 SL
4 * Modified from mach-omap2/board-generic.c
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
15 #include <linux/err.h>
16 #include <linux/clk.h>
18 #include <linux/gpio.h>
19 #include <linux/interrupt.h>
21 #include <linux/regulator/machine.h>
22 #include <linux/regulator/fixed.h>
23 #include <linux/i2c/twl.h>
24 #include <linux/mmc/host.h>
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
29 #include <plat/board.h>
30 #include <plat/common.h>
31 #include <plat/gpmc.h>
33 #include <plat/onenand.h>
37 #include "sdram-numonyx-m65kxxxxam.h"
38 #include "common-board-devices.h"
40 #define IGEP3_GPIO_LED0_GREEN 54
41 #define IGEP3_GPIO_LED0_RED 53
42 #define IGEP3_GPIO_LED1_RED 16
44 #define IGEP3_GPIO_WIFI_NPD 138
45 #define IGEP3_GPIO_WIFI_NRESET 139
46 #define IGEP3_GPIO_BT_NRESET 137
48 #define IGEP3_GPIO_USBH_NRESET 183
51 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
52 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
54 #define ONENAND_MAP 0x20000000
57 * x2 Flash built-in COMBO POP MEMORY
58 * Since the device is equipped with two DataRAMs, and two-plane NAND
59 * Flash memory array, these two component enables simultaneous program
60 * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
61 * while Plane2 has only odd blocks such as block1, block3, block5.
62 * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
65 static struct mtd_partition igep3_onenand_partitions[] = {
69 .size = 2 * (64*(2*2048))
73 .offset = MTDPART_OFS_APPEND,
74 .size = 6 * (64*(2*2048)),
77 .name = "Environment",
78 .offset = MTDPART_OFS_APPEND,
79 .size = 2 * (64*(2*2048)),
83 .offset = MTDPART_OFS_APPEND,
84 .size = 12 * (64*(2*2048)),
87 .name = "File System",
88 .offset = MTDPART_OFS_APPEND,
89 .size = MTDPART_SIZ_FULL,
93 static struct omap_onenand_platform_data igep3_onenand_pdata = {
94 .parts = igep3_onenand_partitions,
95 .nr_parts = ARRAY_SIZE(igep3_onenand_partitions),
96 .onenand_setup = NULL,
97 .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
100 static struct platform_device igep3_onenand_device = {
101 .name = "omap2-onenand",
104 .platform_data = &igep3_onenand_pdata,
108 static void __init igep3_flash_init(void)
111 u8 onenandcs = GPMC_CS_NUM + 1;
113 for (cs = 0; cs < GPMC_CS_NUM; cs++) {
115 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
117 /* Check if NAND/oneNAND is configured */
118 if ((ret & 0xC00) == 0x800)
120 pr_err("IGEP3: Unsupported NAND found\n");
122 ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
124 if ((ret & 0x3F) == (ONENAND_MAP >> 24))
130 if (onenandcs > GPMC_CS_NUM) {
131 pr_err("IGEP3: Unable to find configuration in GPMC\n");
135 igep3_onenand_pdata.cs = onenandcs;
137 if (platform_device_register(&igep3_onenand_device) < 0)
138 pr_err("IGEP3: Unable to register OneNAND device\n");
142 static void __init igep3_flash_init(void) {}
145 static struct regulator_consumer_supply igep3_vmmc1_supply =
146 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
148 /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
149 static struct regulator_init_data igep3_vmmc1 = {
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,
159 .num_consumer_supplies = 1,
160 .consumer_supplies = &igep3_vmmc1_supply,
163 static struct regulator_consumer_supply igep3_vio_supply =
164 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1");
166 static struct regulator_init_data igep3_vio = {
171 .valid_modes_mask = REGULATOR_MODE_NORMAL
172 | REGULATOR_MODE_STANDBY,
173 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
174 | REGULATOR_CHANGE_MODE
175 | REGULATOR_CHANGE_STATUS,
177 .num_consumer_supplies = 1,
178 .consumer_supplies = &igep3_vio_supply,
181 static struct regulator_consumer_supply igep3_vmmc2_supply =
182 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
184 static struct regulator_init_data igep3_vmmc2 = {
186 .valid_modes_mask = REGULATOR_MODE_NORMAL,
189 .num_consumer_supplies = 1,
190 .consumer_supplies = &igep3_vmmc2_supply,
193 static struct fixed_voltage_config igep3_vwlan = {
194 .supply_name = "vwlan",
195 .microvolts = 3300000,
197 .enabled_at_boot = 1,
198 .init_data = &igep3_vmmc2,
201 static struct platform_device igep3_vwlan_device = {
202 .name = "reg-fixed-voltage",
205 .platform_data = &igep3_vwlan,
209 static struct omap2_hsmmc_info mmc[] = {
212 .caps = MMC_CAP_4_BIT_DATA,
216 #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
219 .caps = MMC_CAP_4_BIT_DATA,
227 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
228 #include <linux/leds.h>
230 static struct gpio_led igep3_gpio_leds[] = {
232 .name = "gpio-led:red:d0",
233 .gpio = IGEP3_GPIO_LED0_RED,
234 .default_trigger = "default-off"
237 .name = "gpio-led:green:d0",
238 .gpio = IGEP3_GPIO_LED0_GREEN,
239 .default_trigger = "default-off",
242 .name = "gpio-led:red:d1",
243 .gpio = IGEP3_GPIO_LED1_RED,
244 .default_trigger = "default-off",
247 .name = "gpio-led:green:d1",
248 .default_trigger = "heartbeat",
249 .gpio = -EINVAL, /* gets replaced */
253 static struct gpio_led_platform_data igep3_led_pdata = {
254 .leds = igep3_gpio_leds,
255 .num_leds = ARRAY_SIZE(igep3_gpio_leds),
258 static struct platform_device igep3_led_device = {
262 .platform_data = &igep3_led_pdata,
266 static void __init igep3_leds_init(void)
268 platform_device_register(&igep3_led_device);
272 static inline void igep3_leds_init(void)
274 if ((gpio_request(IGEP3_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
275 (gpio_direction_output(IGEP3_GPIO_LED0_RED, 1) == 0)) {
276 gpio_export(IGEP3_GPIO_LED0_RED, 0);
277 gpio_set_value(IGEP3_GPIO_LED0_RED, 1);
279 pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_RED\n");
281 if ((gpio_request(IGEP3_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
282 (gpio_direction_output(IGEP3_GPIO_LED0_GREEN, 1) == 0)) {
283 gpio_export(IGEP3_GPIO_LED0_GREEN, 0);
284 gpio_set_value(IGEP3_GPIO_LED0_GREEN, 1);
286 pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_GREEN\n");
288 if ((gpio_request(IGEP3_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
289 (gpio_direction_output(IGEP3_GPIO_LED1_RED, 1) == 0)) {
290 gpio_export(IGEP3_GPIO_LED1_RED, 0);
291 gpio_set_value(IGEP3_GPIO_LED1_RED, 1);
293 pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_RED\n");
297 static int igep3_twl4030_gpio_setup(struct device *dev,
298 unsigned gpio, unsigned ngpio)
300 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
301 mmc[0].gpio_cd = gpio + 0;
302 omap2_hsmmc_init(mmc);
304 /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
305 #if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
306 if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
307 && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
308 gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
309 gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
311 pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_GREEN\n");
313 igep3_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
319 static struct twl4030_gpio_platform_data igep3_twl4030_gpio_pdata = {
320 .gpio_base = OMAP_MAX_GPIO_LINES,
321 .irq_base = TWL4030_GPIO_IRQ_BASE,
322 .irq_end = TWL4030_GPIO_IRQ_END,
324 .setup = igep3_twl4030_gpio_setup,
327 static struct twl4030_usb_data igep3_twl4030_usb_data = {
328 .usb_mode = T2_USB_MODE_ULPI,
331 static struct platform_device *igep3_devices[] __initdata = {
335 static void __init igep3_init_early(void)
337 omap2_init_common_infrastructure();
338 omap2_init_common_devices(m65kxxxxam_sdrc_params,
339 m65kxxxxam_sdrc_params);
342 static struct twl4030_platform_data igep3_twl4030_pdata = {
343 .irq_base = TWL4030_IRQ_BASE,
344 .irq_end = TWL4030_IRQ_END,
346 /* platform_data for children goes here */
347 .usb = &igep3_twl4030_usb_data,
348 .gpio = &igep3_twl4030_gpio_pdata,
349 .vmmc1 = &igep3_vmmc1,
353 static int __init igep3_i2c_init(void)
355 omap3_pmic_init("twl4030", &igep3_twl4030_pdata);
360 #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
362 static void __init igep3_wifi_bt_init(void)
364 /* Configure MUX values for W-LAN + Bluetooth GPIO's */
365 omap_mux_init_gpio(IGEP3_GPIO_WIFI_NPD, OMAP_PIN_OUTPUT);
366 omap_mux_init_gpio(IGEP3_GPIO_WIFI_NRESET, OMAP_PIN_OUTPUT);
367 omap_mux_init_gpio(IGEP3_GPIO_BT_NRESET, OMAP_PIN_OUTPUT);
369 /* Set GPIO's for W-LAN + Bluetooth combo module */
370 if ((gpio_request(IGEP3_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
371 (gpio_direction_output(IGEP3_GPIO_WIFI_NPD, 1) == 0)) {
372 gpio_export(IGEP3_GPIO_WIFI_NPD, 0);
374 pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NPD\n");
376 if ((gpio_request(IGEP3_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) &&
377 (gpio_direction_output(IGEP3_GPIO_WIFI_NRESET, 1) == 0)) {
378 gpio_export(IGEP3_GPIO_WIFI_NRESET, 0);
379 gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 0);
381 gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 1);
383 pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NRESET\n");
385 if ((gpio_request(IGEP3_GPIO_BT_NRESET, "GPIO_BT_NRESET") == 0) &&
386 (gpio_direction_output(IGEP3_GPIO_BT_NRESET, 1) == 0)) {
387 gpio_export(IGEP3_GPIO_BT_NRESET, 0);
389 pr_warning("IGEP3: Could not obtain gpio GPIO_BT_NRESET\n");
392 void __init igep3_wifi_bt_init(void) {}
395 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
396 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
397 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
398 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
401 .reset_gpio_port[0] = -EINVAL,
402 .reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
403 .reset_gpio_port[2] = -EINVAL,
406 #ifdef CONFIG_OMAP_MUX
407 static struct omap_board_mux board_mux[] __initdata = {
408 OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
409 { .reg_offset = OMAP_MUX_TERMINATOR },
413 static void __init igep3_init(void)
415 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
417 /* Register I2C busses and drivers */
419 platform_add_devices(igep3_devices, ARRAY_SIZE(igep3_devices));
422 usbhs_init(&usbhs_bdata);
428 * WLAN-BT combo module from MuRata which has a Marvell WLAN
429 * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
431 igep3_wifi_bt_init();
435 MACHINE_START(IGEP0030, "IGEP OMAP3 module")
436 .boot_params = 0x80000100,
437 .reserve = omap_reserve,
438 .map_io = omap3_map_io,
439 .init_early = igep3_init_early,
440 .init_irq = omap_init_irq,
441 .init_machine = igep3_init,
442 .timer = &omap_timer,