2 * linux/arch/arm/mach-omap2/board-ldp.c
4 * Copyright (C) 2008 Texas Instruments Inc.
5 * Nishant Kamat <nskamat@ti.com>
7 * Modified from mach-omap2/board-3430sdp.c
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
13 #include <linux/gpio.h>
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 #include <linux/platform_device.h>
17 #include <linux/delay.h>
18 #include <linux/input.h>
19 #include <linux/input/matrix_keypad.h>
20 #include <linux/gpio_keys.h>
21 #include <linux/workqueue.h>
22 #include <linux/err.h>
23 #include <linux/clk.h>
24 #include <linux/spi/spi.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/i2c/twl.h>
28 #include <linux/smsc911x.h>
29 #include <linux/mmc/host.h>
31 #include <mach/hardware.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/map.h>
36 #include <plat/mcspi.h>
37 #include <plat/board.h>
38 #include <plat/common.h>
39 #include <plat/gpmc.h>
40 #include <mach/board-zoom.h>
42 #include <asm/delay.h>
44 #include <plat/gpmc-smsc911x.h>
46 #include "board-flash.h"
50 #include "common-board-devices.h"
52 #define LDP_SMSC911X_CS 1
53 #define LDP_SMSC911X_GPIO 152
54 #define DEBUG_BASE 0x08000000
55 #define LDP_ETHR_START DEBUG_BASE
57 static uint32_t board_keymap[] = {
73 KEY(4, 4, KEY_VOLUMEUP),
74 KEY(5, 5, KEY_VOLUMEDOWN),
78 static struct matrix_keymap_data board_map_data = {
79 .keymap = board_keymap,
80 .keymap_size = ARRAY_SIZE(board_keymap),
83 static struct twl4030_keypad_data ldp_kp_twl4030_data = {
84 .keymap_data = &board_map_data,
90 static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
96 .debounce_interval = 30,
103 .debounce_interval = 30,
110 .debounce_interval = 30,
117 .debounce_interval = 30,
124 .debounce_interval = 30,
131 .debounce_interval = 30,
138 .debounce_interval = 30,
145 .debounce_interval = 30,
152 .debounce_interval = 30,
156 static struct gpio_keys_platform_data ldp_gpio_keys = {
157 .buttons = ldp_gpio_keys_buttons,
158 .nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons),
162 static struct platform_device ldp_gpio_keys_device = {
166 .platform_data = &ldp_gpio_keys,
170 static struct omap_smsc911x_platform_data smsc911x_cfg = {
171 .cs = LDP_SMSC911X_CS,
172 .gpio_irq = LDP_SMSC911X_GPIO,
173 .gpio_reset = -EINVAL,
174 .flags = SMSC911X_USE_32BIT,
177 static inline void __init ldp_init_smsc911x(void)
179 gpmc_smsc911x_init(&smsc911x_cfg);
182 static struct platform_device ldp_lcd_device = {
187 static struct omap_lcd_config ldp_lcd_config __initdata = {
188 .ctrl_name = "internal",
191 static struct omap_board_config_kernel ldp_config[] __initdata = {
192 { OMAP_TAG_LCD, &ldp_lcd_config },
195 static struct twl4030_gpio_platform_data ldp_gpio_data = {
196 .gpio_base = OMAP_MAX_GPIO_LINES,
197 .irq_base = TWL4030_GPIO_IRQ_BASE,
198 .irq_end = TWL4030_GPIO_IRQ_END,
201 static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
202 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
205 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
206 static struct regulator_init_data ldp_vmmc1 = {
210 .valid_modes_mask = REGULATOR_MODE_NORMAL
211 | REGULATOR_MODE_STANDBY,
212 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
213 | REGULATOR_CHANGE_MODE
214 | REGULATOR_CHANGE_STATUS,
216 .num_consumer_supplies = ARRAY_SIZE(ldp_vmmc1_supply),
217 .consumer_supplies = ldp_vmmc1_supply,
221 static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
222 REGULATOR_SUPPLY("vcc", "spi1.0"),
226 static struct regulator_init_data ldp_vaux1 = {
231 .valid_modes_mask = REGULATOR_MODE_NORMAL
232 | REGULATOR_MODE_STANDBY,
233 .valid_ops_mask = REGULATOR_CHANGE_MODE
234 | REGULATOR_CHANGE_STATUS,
236 .num_consumer_supplies = ARRAY_SIZE(ldp_vaux1_supplies),
237 .consumer_supplies = ldp_vaux1_supplies,
240 static struct twl4030_platform_data ldp_twldata = {
241 /* platform_data for children goes here */
244 .gpio = &ldp_gpio_data,
245 .keypad = &ldp_kp_twl4030_data,
248 static int __init omap_i2c_init(void)
250 omap3_pmic_get_config(&ldp_twldata,
251 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC, 0);
252 omap3_pmic_init("twl4030", &ldp_twldata);
253 omap_register_i2c_bus(2, 400, NULL, 0);
254 omap_register_i2c_bus(3, 400, NULL, 0);
258 static struct omap2_hsmmc_info mmc[] __initdata = {
261 .caps = MMC_CAP_4_BIT_DATA,
268 static struct platform_device *ldp_devices[] __initdata = {
270 &ldp_gpio_keys_device,
273 #ifdef CONFIG_OMAP_MUX
274 static struct omap_board_mux board_mux[] __initdata = {
275 { .reg_offset = OMAP_MUX_TERMINATOR },
279 static struct mtd_partition ldp_nand_partitions[] = {
280 /* All the partition sizes are listed in terms of NAND block size */
282 .name = "X-Loader-NAND",
284 .size = 4 * (64 * 2048), /* 512KB, 0x80000 */
285 .mask_flags = MTD_WRITEABLE, /* force read-only */
288 .name = "U-Boot-NAND",
289 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
290 .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
291 .mask_flags = MTD_WRITEABLE, /* force read-only */
294 .name = "Boot Env-NAND",
295 .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
296 .size = 2 * (64 * 2048), /* 256KB, 0x40000 */
299 .name = "Kernel-NAND",
300 .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
301 .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
304 .name = "File System - NAND",
305 .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
306 .size = MTDPART_SIZ_FULL, /* 96MB, 0x6000000 */
311 static void __init omap_ldp_init(void)
313 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
314 omap_board_config = ldp_config;
315 omap_board_config_size = ARRAY_SIZE(ldp_config);
318 platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
319 omap_ads7846_init(1, 54, 310, NULL);
321 omap_sdrc_init(NULL, NULL);
323 board_nand_init(ldp_nand_partitions,
324 ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0);
326 omap2_hsmmc_init(mmc);
329 MACHINE_START(OMAP_LDP, "OMAP LDP board")
330 .atag_offset = 0x100,
331 .reserve = omap_reserve,
332 .map_io = omap3_map_io,
333 .init_early = omap3430_init_early,
334 .init_irq = omap3_init_irq,
335 .init_machine = omap_ldp_init,
336 .timer = &omap3_timer,