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>
31 #include <mach/board-zoom.h>
35 #include "common-board-devices.h"
37 #define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
38 #define ZOOM2_HEADSET_EXTMUTE_GPIO (153)
39 #define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
41 #define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES)
43 /* Zoom2 has Qwerty keyboard*/
44 static uint32_t board_keymap[] = {
50 KEY(0, 7, KEY_LEFTSHIFT),
62 KEY(2, 7, KEY_CAPSLOCK),
64 KEY(3, 1, KEY_KPPLUS),
73 KEY(4, 4, KEY_VOLUMEUP),
80 KEY(5, 4, KEY_UNKNOWN),
81 KEY(5, 5, KEY_VOLUMEDOWN),
87 KEY(6, 3, KEY_BACKSPACE),
90 KEY(7, 0, KEY_PROG1), /*MACRO 1 <User defined> */
91 KEY(7, 1, KEY_PROG2), /*MACRO 2 <User defined> */
92 KEY(7, 2, KEY_PROG3), /*MACRO 3 <User defined> */
93 KEY(7, 3, KEY_PROG4), /*MACRO 4 <User defined> */
94 KEY(7, 6, KEY_SELECT),
98 static struct matrix_keymap_data board_map_data = {
99 .keymap = board_keymap,
100 .keymap_size = ARRAY_SIZE(board_keymap),
103 static struct twl4030_keypad_data zoom_kp_twl4030_data = {
104 .keymap_data = &board_map_data,
110 static struct regulator_consumer_supply zoom_vmmc1_supply[] = {
111 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
114 static struct regulator_consumer_supply zoom_vsim_supply[] = {
115 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
118 static struct regulator_consumer_supply zoom_vmmc2_supply[] = {
119 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
122 static struct regulator_consumer_supply zoom_vmmc3_supply[] = {
123 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
126 /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
127 static struct regulator_init_data zoom_vmmc1 = {
131 .valid_modes_mask = REGULATOR_MODE_NORMAL
132 | REGULATOR_MODE_STANDBY,
133 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
134 | REGULATOR_CHANGE_MODE
135 | REGULATOR_CHANGE_STATUS,
137 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc1_supply),
138 .consumer_supplies = zoom_vmmc1_supply,
141 /* VMMC2 for MMC2 card */
142 static struct regulator_init_data zoom_vmmc2 = {
147 .valid_modes_mask = REGULATOR_MODE_NORMAL
148 | REGULATOR_MODE_STANDBY,
149 .valid_ops_mask = REGULATOR_CHANGE_MODE
150 | REGULATOR_CHANGE_STATUS,
152 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc2_supply),
153 .consumer_supplies = zoom_vmmc2_supply,
156 /* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
157 static struct regulator_init_data zoom_vsim = {
161 .valid_modes_mask = REGULATOR_MODE_NORMAL
162 | REGULATOR_MODE_STANDBY,
163 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
164 | REGULATOR_CHANGE_MODE
165 | REGULATOR_CHANGE_STATUS,
167 .num_consumer_supplies = ARRAY_SIZE(zoom_vsim_supply),
168 .consumer_supplies = zoom_vsim_supply,
171 static struct regulator_init_data zoom_vmmc3 = {
173 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
175 .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc3_supply),
176 .consumer_supplies = zoom_vmmc3_supply,
179 static struct fixed_voltage_config zoom_vwlan = {
180 .supply_name = "vwl1271",
181 .microvolts = 1800000, /* 1.8V */
182 .gpio = OMAP_ZOOM_WLAN_PMENA_GPIO,
183 .startup_delay = 70000, /* 70msec */
185 .enabled_at_boot = 0,
186 .init_data = &zoom_vmmc3,
189 static struct platform_device omap_vwlan_device = {
190 .name = "reg-fixed-voltage",
193 .platform_data = &zoom_vwlan,
197 static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
198 /* ZOOM ref clock is 26 MHz */
199 .board_ref_clock = 1,
202 static struct omap2_hsmmc_info mmc[] = {
206 .caps = MMC_CAP_4_BIT_DATA,
208 .power_saving = true,
214 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
217 .nonremovable = true,
218 .power_saving = true,
223 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
226 .nonremovable = true,
231 static int zoom_twl_gpio_setup(struct device *dev,
232 unsigned gpio, unsigned ngpio)
236 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
237 mmc[0].gpio_cd = gpio + 0;
238 omap_hsmmc_late_init(mmc);
240 ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW,
243 pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
244 LCD_PANEL_ENABLE_GPIO);
249 static struct twl4030_gpio_platform_data zoom_gpio_data = {
250 .setup = zoom_twl_gpio_setup,
253 static struct twl4030_platform_data zoom_twldata = {
254 /* platform_data for children goes here */
255 .gpio = &zoom_gpio_data,
256 .keypad = &zoom_kp_twl4030_data,
257 .vmmc1 = &zoom_vmmc1,
258 .vmmc2 = &zoom_vmmc2,
262 static int __init omap_i2c_init(void)
264 omap3_pmic_get_config(&zoom_twldata,
265 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI |
266 TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO,
267 TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
269 if (machine_is_omap_zoom2()) {
270 struct twl4030_codec_data *codec_data;
271 codec_data = zoom_twldata.audio->codec;
273 codec_data->ramp_delay_value = 3; /* 161 ms */
274 codec_data->hs_extmute = 1;
275 codec_data->hs_extmute_gpio = ZOOM2_HEADSET_EXTMUTE_GPIO;
277 omap_pmic_init(1, 2400, "twl5030", 7 + OMAP_INTC_START, &zoom_twldata);
278 omap_register_i2c_bus(2, 400, NULL, 0);
279 omap_register_i2c_bus(3, 400, NULL, 0);
283 static void enable_board_wakeup_source(void)
285 /* T2 interrupt line (keypad) */
286 omap_mux_init_signal("sys_nirq",
287 OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
290 void __init zoom_peripherals_init(void)
294 omap_zoom_wlan_data.irq = gpio_to_irq(OMAP_ZOOM_WLAN_IRQ_GPIO);
295 ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
298 pr_err("error setting wl12xx data: %d\n", ret);
300 omap_hsmmc_init(mmc);
302 platform_device_register(&omap_vwlan_device);
304 enable_board_wakeup_source();