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.
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 <mach/gpio.h>
38 #include <plat/board.h>
39 #include <plat/common.h>
40 #include <plat/gpmc.h>
41 #include <mach/board-zoom.h>
43 #include <asm/delay.h>
45 #include <plat/gpmc-smsc911x.h>
47 #include "board-flash.h"
51 #include "common-board-devices.h"
53 #define LDP_SMSC911X_CS 1
54 #define LDP_SMSC911X_GPIO 152
55 #define DEBUG_BASE 0x08000000
56 #define LDP_ETHR_START DEBUG_BASE
58 static uint32_t board_keymap[] = {
74 KEY(4, 4, KEY_VOLUMEUP),
75 KEY(5, 5, KEY_VOLUMEDOWN),
79 static struct matrix_keymap_data board_map_data = {
80 .keymap = board_keymap,
81 .keymap_size = ARRAY_SIZE(board_keymap),
84 static struct twl4030_keypad_data ldp_kp_twl4030_data = {
85 .keymap_data = &board_map_data,
91 static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
97 .debounce_interval = 30,
104 .debounce_interval = 30,
111 .debounce_interval = 30,
118 .debounce_interval = 30,
125 .debounce_interval = 30,
132 .debounce_interval = 30,
139 .debounce_interval = 30,
146 .debounce_interval = 30,
153 .debounce_interval = 30,
157 static struct gpio_keys_platform_data ldp_gpio_keys = {
158 .buttons = ldp_gpio_keys_buttons,
159 .nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons),
163 static struct platform_device ldp_gpio_keys_device = {
167 .platform_data = &ldp_gpio_keys,
171 static struct omap_smsc911x_platform_data smsc911x_cfg = {
172 .cs = LDP_SMSC911X_CS,
173 .gpio_irq = LDP_SMSC911X_GPIO,
174 .gpio_reset = -EINVAL,
175 .flags = SMSC911X_USE_32BIT,
178 static inline void __init ldp_init_smsc911x(void)
180 gpmc_smsc911x_init(&smsc911x_cfg);
183 static struct platform_device ldp_lcd_device = {
188 static struct omap_lcd_config ldp_lcd_config __initdata = {
189 .ctrl_name = "internal",
192 static struct omap_board_config_kernel ldp_config[] __initdata = {
193 { OMAP_TAG_LCD, &ldp_lcd_config },
196 static void __init omap_ldp_init_early(void)
198 omap2_init_common_infrastructure();
199 omap2_init_common_devices(NULL, NULL);
202 static struct twl4030_gpio_platform_data ldp_gpio_data = {
203 .gpio_base = OMAP_MAX_GPIO_LINES,
204 .irq_base = TWL4030_GPIO_IRQ_BASE,
205 .irq_end = TWL4030_GPIO_IRQ_END,
208 static struct regulator_consumer_supply ldp_vmmc1_supply[] = {
209 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
212 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
213 static struct regulator_init_data ldp_vmmc1 = {
217 .valid_modes_mask = REGULATOR_MODE_NORMAL
218 | REGULATOR_MODE_STANDBY,
219 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
220 | REGULATOR_CHANGE_MODE
221 | REGULATOR_CHANGE_STATUS,
223 .num_consumer_supplies = ARRAY_SIZE(ldp_vmmc1_supply),
224 .consumer_supplies = ldp_vmmc1_supply,
228 static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
229 REGULATOR_SUPPLY("vcc", "spi1.0"),
233 static struct regulator_init_data ldp_vaux1 = {
238 .valid_modes_mask = REGULATOR_MODE_NORMAL
239 | REGULATOR_MODE_STANDBY,
240 .valid_ops_mask = REGULATOR_CHANGE_MODE
241 | REGULATOR_CHANGE_STATUS,
243 .num_consumer_supplies = ARRAY_SIZE(ldp_vaux1_supplies),
244 .consumer_supplies = ldp_vaux1_supplies,
247 static struct twl4030_platform_data ldp_twldata = {
248 /* platform_data for children goes here */
251 .gpio = &ldp_gpio_data,
252 .keypad = &ldp_kp_twl4030_data,
255 static int __init omap_i2c_init(void)
257 omap3_pmic_get_config(&ldp_twldata,
258 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC, 0);
259 omap3_pmic_init("twl4030", &ldp_twldata);
260 omap_register_i2c_bus(2, 400, NULL, 0);
261 omap_register_i2c_bus(3, 400, NULL, 0);
265 static struct omap2_hsmmc_info mmc[] __initdata = {
268 .caps = MMC_CAP_4_BIT_DATA,
275 static struct platform_device *ldp_devices[] __initdata = {
277 &ldp_gpio_keys_device,
280 #ifdef CONFIG_OMAP_MUX
281 static struct omap_board_mux board_mux[] __initdata = {
282 { .reg_offset = OMAP_MUX_TERMINATOR },
286 static struct mtd_partition ldp_nand_partitions[] = {
287 /* All the partition sizes are listed in terms of NAND block size */
289 .name = "X-Loader-NAND",
291 .size = 4 * (64 * 2048), /* 512KB, 0x80000 */
292 .mask_flags = MTD_WRITEABLE, /* force read-only */
295 .name = "U-Boot-NAND",
296 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
297 .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
298 .mask_flags = MTD_WRITEABLE, /* force read-only */
301 .name = "Boot Env-NAND",
302 .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
303 .size = 2 * (64 * 2048), /* 256KB, 0x40000 */
306 .name = "Kernel-NAND",
307 .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
308 .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
311 .name = "File System - NAND",
312 .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
313 .size = MTDPART_SIZ_FULL, /* 96MB, 0x6000000 */
318 static void __init omap_ldp_init(void)
320 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
321 omap_board_config = ldp_config;
322 omap_board_config_size = ARRAY_SIZE(ldp_config);
325 platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
326 omap_ads7846_init(1, 54, 310, NULL);
329 board_nand_init(ldp_nand_partitions,
330 ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0);
332 omap2_hsmmc_init(mmc);
335 MACHINE_START(OMAP_LDP, "OMAP LDP board")
336 .atag_offset = 0x100,
337 .reserve = omap_reserve,
338 .map_io = omap3_map_io,
339 .init_early = omap_ldp_init_early,
340 .init_irq = omap3_init_irq,
341 .init_machine = omap_ldp_init,
342 .timer = &omap3_timer,