2 * linux/arch/arm/mach-omap2/board-omap3evm.c
4 * Copyright (C) 2008 Guangzhou EMA-Tech
6 * Modified from mach-omap2/board-omap3evm.c
8 * Initial code: Syed Mohammed Khasim
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/delay.h>
19 #include <linux/err.h>
20 #include <linux/clk.h>
22 #include <linux/leds.h>
23 #include <linux/gpio.h>
24 #include <linux/input.h>
25 #include <linux/gpio_keys.h>
27 #include <linux/regulator/fixed.h>
28 #include <linux/regulator/machine.h>
29 #include <linux/i2c/twl.h>
30 #include <linux/mmc/host.h>
31 #include <linux/input/matrix_keypad.h>
32 #include <linux/spi/spi.h>
33 #include <linux/interrupt.h>
34 #include <linux/smsc911x.h>
35 #include <linux/i2c/at24.h>
36 #include <linux/usb/phy.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41 #include <asm/mach/flash.h>
45 #include <linux/platform_data/mtd-nand-omap2.h>
46 #include <video/omapdss.h>
47 #include <video/omap-panel-data.h>
49 #include <linux/platform_data/spi-omap2-mcspi.h>
51 #include "sdram-micron-mt46h32m32lf-6.h"
54 #include "common-board-devices.h"
56 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
57 #include "gpmc-smsc911x.h"
59 #define OMAP3STALKER_ETHR_START 0x2c000000
60 #define OMAP3STALKER_ETHR_SIZE 1024
61 #define OMAP3STALKER_ETHR_GPIO_IRQ 19
62 #define OMAP3STALKER_SMC911X_CS 5
64 static struct omap_smsc911x_platform_data smsc911x_cfg = {
65 .cs = OMAP3STALKER_SMC911X_CS,
66 .gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ,
67 .gpio_reset = -EINVAL,
68 .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
71 static inline void __init omap3stalker_init_eth(void)
73 omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
74 gpmc_smsc911x_init(&smsc911x_cfg);
78 static inline void __init omap3stalker_init_eth(void)
85 * OMAP3 DSS control signals
88 #define DSS_ENABLE_GPIO 199
89 #define LCD_PANEL_BKLIGHT_GPIO 210
90 #define ENABLE_VPLL2_DEV_GRP 0xE0
92 static void __init omap3_stalker_display_init(void)
97 static struct omap_dss_device omap3_stalker_tv_device = {
99 .driver_name = "venc",
100 .type = OMAP_DISPLAY_TYPE_VENC,
101 #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
102 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
103 #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
104 .u.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE,
108 static struct tfp410_platform_data dvi_panel = {
109 .power_down_gpio = DSS_ENABLE_GPIO,
113 static struct omap_dss_device omap3_stalker_dvi_device = {
115 .type = OMAP_DISPLAY_TYPE_DPI,
116 .driver_name = "tfp410",
118 .phy.dpi.data_lines = 24,
121 static struct omap_dss_device *omap3_stalker_dss_devices[] = {
122 &omap3_stalker_tv_device,
123 &omap3_stalker_dvi_device,
126 static struct omap_dss_board_info omap3_stalker_dss_data = {
127 .num_devices = ARRAY_SIZE(omap3_stalker_dss_devices),
128 .devices = omap3_stalker_dss_devices,
129 .default_device = &omap3_stalker_dvi_device,
132 static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = {
133 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
136 static struct regulator_consumer_supply omap3stalker_vsim_supply[] = {
137 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
140 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
141 static struct regulator_init_data omap3stalker_vmmc1 = {
145 .valid_modes_mask = REGULATOR_MODE_NORMAL
146 | REGULATOR_MODE_STANDBY,
147 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
148 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
150 .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vmmc1_supply),
151 .consumer_supplies = omap3stalker_vmmc1_supply,
154 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
155 static struct regulator_init_data omap3stalker_vsim = {
159 .valid_modes_mask = REGULATOR_MODE_NORMAL
160 | REGULATOR_MODE_STANDBY,
161 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
162 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
164 .num_consumer_supplies = ARRAY_SIZE(omap3stalker_vsim_supply),
165 .consumer_supplies = omap3stalker_vsim_supply,
168 static struct omap2_hsmmc_info mmc[] = {
171 .caps = MMC_CAP_4_BIT_DATA,
179 static struct gpio_keys_button gpio_buttons[] = {
188 static struct gpio_keys_platform_data gpio_key_info = {
189 .buttons = gpio_buttons,
190 .nbuttons = ARRAY_SIZE(gpio_buttons),
193 static struct platform_device keys_gpio = {
197 .platform_data = &gpio_key_info,
201 static struct gpio_led gpio_leds[] = {
203 .name = "stalker:D8:usr0",
204 .default_trigger = "default-on",
208 .name = "stalker:D9:usr1",
209 .default_trigger = "default-on",
213 .name = "stalker:D3:mmc0",
214 .gpio = -EINVAL, /* gets replaced */
216 .default_trigger = "mmc0",
219 .name = "stalker:D4:heartbeat",
220 .gpio = -EINVAL, /* gets replaced */
222 .default_trigger = "heartbeat",
226 static struct gpio_led_platform_data gpio_led_info = {
228 .num_leds = ARRAY_SIZE(gpio_leds),
231 static struct platform_device leds_gpio = {
235 .platform_data = &gpio_led_info,
240 omap3stalker_twl_gpio_setup(struct device *dev,
241 unsigned gpio, unsigned ngpio)
243 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
244 mmc[0].gpio_cd = gpio + 0;
245 omap_hsmmc_late_init(mmc);
248 * Most GPIOs are for USB OTG. Some are mostly sent to
249 * the P2 connector; notably LEDA for the LCD backlight.
252 /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
253 gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
256 /* gpio + 7 == DVI Enable */
257 gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
259 /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
260 gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
261 /* GPIO + 13 == ledsync (out, heartbeat) */
262 gpio_leds[3].gpio = gpio + 13;
264 platform_device_register(&leds_gpio);
268 static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
270 .setup = omap3stalker_twl_gpio_setup,
273 static uint32_t board_keymap[] = {
276 KEY(0, 2, KEY_ENTER),
279 KEY(1, 0, KEY_RIGHT),
295 static struct matrix_keymap_data board_map_data = {
296 .keymap = board_keymap,
297 .keymap_size = ARRAY_SIZE(board_keymap),
300 static struct twl4030_keypad_data omap3stalker_kp_data = {
301 .keymap_data = &board_map_data,
307 static struct twl4030_platform_data omap3stalker_twldata = {
308 /* platform_data for children goes here */
309 .keypad = &omap3stalker_kp_data,
310 .gpio = &omap3stalker_gpio_data,
311 .vmmc1 = &omap3stalker_vmmc1,
312 .vsim = &omap3stalker_vsim,
315 static struct at24_platform_data fram_info = {
316 .byte_len = (64 * 1024) / 8,
318 .flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
321 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
323 I2C_BOARD_INFO("24c64", 0x50),
324 .flags = I2C_CLIENT_WAKE,
325 .platform_data = &fram_info,
329 static int __init omap3_stalker_i2c_init(void)
331 omap3_pmic_get_config(&omap3stalker_twldata,
332 TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
333 TWL_COMMON_PDATA_AUDIO,
334 TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
336 omap3stalker_twldata.vdac->constraints.apply_uV = true;
337 omap3stalker_twldata.vpll2->constraints.apply_uV = true;
338 omap3stalker_twldata.vpll2->constraints.name = "VDVI";
340 omap3_pmic_init("twl4030", &omap3stalker_twldata);
341 omap_register_i2c_bus(2, 400, NULL, 0);
342 omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
343 ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
347 #define OMAP3_STALKER_TS_GPIO 175
349 static struct platform_device *omap3_stalker_devices[] __initdata = {
353 static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
354 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
355 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
356 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
359 .reset_gpio_port[0] = -EINVAL,
360 .reset_gpio_port[1] = 21,
361 .reset_gpio_port[2] = -EINVAL,
364 #ifdef CONFIG_OMAP_MUX
365 static struct omap_board_mux board_mux[] __initdata = {
366 OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
367 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
368 OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
369 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
370 {.reg_offset = OMAP_MUX_TERMINATOR},
374 static struct regulator_consumer_supply dummy_supplies[] = {
375 REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
376 REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
379 static void __init omap3_stalker_init(void)
381 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
382 omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
384 omap_mux_init_gpio(23, OMAP_PIN_INPUT);
385 omap_hsmmc_init(mmc);
387 omap3_stalker_i2c_init();
389 platform_add_devices(omap3_stalker_devices,
390 ARRAY_SIZE(omap3_stalker_devices));
392 omap_display_init(&omap3_stalker_dss_data);
395 omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
396 usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
398 usbhs_init(&usbhs_bdata);
399 omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
401 omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
402 omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
404 omap3stalker_init_eth();
405 omap3_stalker_display_init();
406 /* Ensure SDRC pins are mux'd for self-refresh */
407 omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
408 omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
411 MACHINE_START(SBC3530, "OMAP3 STALKER")
412 /* Maintainer: Jason Lam -lzg@ema-tech.com */
413 .atag_offset = 0x100,
414 .map_io = omap3_map_io,
415 .init_early = omap35xx_init_early,
416 .init_irq = omap3_init_irq,
417 .handle_irq = omap3_intc_handle_irq,
418 .init_machine = omap3_stalker_init,
419 .init_late = omap35xx_init_late,
420 .init_time = omap3_secure_sync32k_timer_init,
421 .restart = omap3xxx_restart,