2 * Copyright (C) 2009 Texas Instruments Inc.
4 * Modified from mach-omap2/board-zoom2.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/input.h>
15 #include <linux/input/matrix_keypad.h>
16 #include <linux/gpio.h>
17 #include <linux/i2c/twl.h>
18 #include <linux/regulator/machine.h>
19 #include <linux/regulator/fixed.h>
20 #include <linux/wl12xx.h>
21 #include <linux/mmc/host.h>
22 #include <linux/platform_data/gpio-omap.h>
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
30 #include "board-zoom.h"
34 #include "common-board-devices.h"
36 #define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
37 #define ZOOM2_HEADSET_EXTMUTE_GPIO (153)
38 #define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
40 #define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES)
42 /* Zoom2 has Qwerty keyboard*/
43 static uint32_t board_keymap[] = {
49 KEY(0, 7, KEY_LEFTSHIFT),
61 KEY(2, 7, KEY_CAPSLOCK),
63 KEY(3, 1, KEY_KPPLUS),
72 KEY(4, 4, KEY_VOLUMEUP),
79 KEY(5, 4, KEY_UNKNOWN),
80 KEY(5, 5, KEY_VOLUMEDOWN),
86 KEY(6, 3, KEY_BACKSPACE),
89 KEY(7, 0, KEY_PROG1), /*MACRO 1 <User defined> */
90 KEY(7, 1, KEY_PROG2), /*MACRO 2 <User defined> */
91 KEY(7, 2, KEY_PROG3), /*MACRO 3 <User defined> */
92 KEY(7, 3, KEY_PROG4), /*MACRO 4 <User defined> */
93 KEY(7, 6, KEY_SELECT),
97 static struct matrix_keymap_data board_map_data = {
98 .keymap = board_keymap,
99 .keymap_size = ARRAY_SIZE(board_keymap),
102 static struct twl4030_keypad_data zoom_kp_twl4030_data = {
103 .keymap_data = &board_map_data,
109 static struct regulator_consumer_supply zoom_vmmc1_supply[] = {
110 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
113 static struct regulator_consumer_supply zoom_vsim_supply[] = {
114 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
117 static struct regulator_consumer_supply zoom_vmmc2_supply[] = {
118 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
121 static struct regulator_consumer_supply zoom_vmmc3_supply[] = {
122 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
125 /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
126 static struct regulator_init_data zoom_vmmc1 = {
130 .valid_modes_mask = REGULATOR_MODE_NORMAL
131 | REGULATOR_MODE_STANDBY,
132 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
133 | REGULATOR_CHANGE_MODE
134 | REGULATOR_CHANGE_STATUS,
136 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc1_supply),
137 .consumer_supplies = zoom_vmmc1_supply,
140 /* VMMC2 for MMC2 card */
141 static struct regulator_init_data zoom_vmmc2 = {
146 .valid_modes_mask = REGULATOR_MODE_NORMAL
147 | REGULATOR_MODE_STANDBY,
148 .valid_ops_mask = REGULATOR_CHANGE_MODE
149 | REGULATOR_CHANGE_STATUS,
151 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc2_supply),
152 .consumer_supplies = zoom_vmmc2_supply,
155 /* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
156 static struct regulator_init_data zoom_vsim = {
160 .valid_modes_mask = REGULATOR_MODE_NORMAL
161 | REGULATOR_MODE_STANDBY,
162 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
163 | REGULATOR_CHANGE_MODE
164 | REGULATOR_CHANGE_STATUS,
166 .num_consumer_supplies = ARRAY_SIZE(zoom_vsim_supply),
167 .consumer_supplies = zoom_vsim_supply,
170 static struct regulator_init_data zoom_vmmc3 = {
172 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
174 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc3_supply),
175 .consumer_supplies = zoom_vmmc3_supply,
178 static struct fixed_voltage_config zoom_vwlan = {
179 .supply_name = "vwl1271",
180 .microvolts = 1800000, /* 1.8V */
181 .gpio = OMAP_ZOOM_WLAN_PMENA_GPIO,
182 .startup_delay = 70000, /* 70msec */
184 .enabled_at_boot = 0,
185 .init_data = &zoom_vmmc3,
188 static struct platform_device omap_vwlan_device = {
189 .name = "reg-fixed-voltage",
192 .platform_data = &zoom_vwlan,
196 static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
197 .board_ref_clock = WL12XX_REFCLOCK_26, /* 26 MHz */
200 static struct omap2_hsmmc_info mmc[] = {
204 .caps = MMC_CAP_4_BIT_DATA,
206 .power_saving = true,
212 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
215 .nonremovable = true,
216 .power_saving = true,
221 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
224 .nonremovable = true,
229 static int zoom_twl_gpio_setup(struct device *dev,
230 unsigned gpio, unsigned ngpio)
234 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
235 mmc[0].gpio_cd = gpio + 0;
236 omap_hsmmc_late_init(mmc);
238 ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW,
241 pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
242 LCD_PANEL_ENABLE_GPIO);
247 static struct twl4030_gpio_platform_data zoom_gpio_data = {
248 .setup = zoom_twl_gpio_setup,
251 static struct twl4030_platform_data zoom_twldata = {
252 /* platform_data for children goes here */
253 .gpio = &zoom_gpio_data,
254 .keypad = &zoom_kp_twl4030_data,
255 .vmmc1 = &zoom_vmmc1,
256 .vmmc2 = &zoom_vmmc2,
260 static int __init omap_i2c_init(void)
262 omap3_pmic_get_config(&zoom_twldata,
263 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI |
264 TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO,
265 TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
267 if (machine_is_omap_zoom2()) {
268 struct twl4030_codec_data *codec_data;
269 codec_data = zoom_twldata.audio->codec;
271 codec_data->ramp_delay_value = 3; /* 161 ms */
272 codec_data->hs_extmute = 1;
273 codec_data->hs_extmute_gpio = ZOOM2_HEADSET_EXTMUTE_GPIO;
275 omap_pmic_init(1, 2400, "twl5030", 7 + OMAP_INTC_START, &zoom_twldata);
276 omap_register_i2c_bus(2, 400, NULL, 0);
277 omap_register_i2c_bus(3, 400, NULL, 0);
281 static void enable_board_wakeup_source(void)
283 /* T2 interrupt line (keypad) */
284 omap_mux_init_signal("sys_nirq",
285 OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
288 void __init zoom_peripherals_init(void)
292 omap_zoom_wlan_data.irq = gpio_to_irq(OMAP_ZOOM_WLAN_IRQ_GPIO);
293 ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
296 pr_err("error setting wl12xx data: %d\n", ret);
298 omap_hsmmc_init(mmc);
300 platform_device_register(&omap_vwlan_device);
302 enable_board_wakeup_source();