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-generic-dpi.h>
48 #include <video/omap-panel-tfp410.h>
50 #include <linux/platform_data/spi-omap2-mcspi.h>
52 #include "sdram-micron-mt46h32m32lf-6.h"
55 #include "common-board-devices.h"
57 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
58 #include "gpmc-smsc911x.h"
60 #define OMAP3STALKER_ETHR_START 0x2c000000
61 #define OMAP3STALKER_ETHR_SIZE 1024
62 #define OMAP3STALKER_ETHR_GPIO_IRQ 19
63 #define OMAP3STALKER_SMC911X_CS 5
65 static struct omap_smsc911x_platform_data smsc911x_cfg
= {
66 .cs
= OMAP3STALKER_SMC911X_CS
,
67 .gpio_irq
= OMAP3STALKER_ETHR_GPIO_IRQ
,
68 .gpio_reset
= -EINVAL
,
69 .flags
= (SMSC911X_USE_32BIT
| SMSC911X_SAVE_MAC_ADDRESS
),
72 static inline void __init
omap3stalker_init_eth(void)
74 omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP
);
75 gpmc_smsc911x_init(&smsc911x_cfg
);
79 static inline void __init
omap3stalker_init_eth(void)
86 * OMAP3 DSS control signals
89 #define DSS_ENABLE_GPIO 199
90 #define LCD_PANEL_BKLIGHT_GPIO 210
91 #define ENABLE_VPLL2_DEV_GRP 0xE0
93 static void __init
omap3_stalker_display_init(void)
98 static int omap3_stalker_enable_tv(struct omap_dss_device
*dssdev
)
103 static void omap3_stalker_disable_tv(struct omap_dss_device
*dssdev
)
107 static struct omap_dss_device omap3_stalker_tv_device
= {
109 .driver_name
= "venc",
110 .type
= OMAP_DISPLAY_TYPE_VENC
,
111 #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
112 .phy
.venc
.type
= OMAP_DSS_VENC_TYPE_SVIDEO
,
113 #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
114 .u
.venc
.type
= OMAP_DSS_VENC_TYPE_COMPOSITE
,
116 .platform_enable
= omap3_stalker_enable_tv
,
117 .platform_disable
= omap3_stalker_disable_tv
,
120 static struct tfp410_platform_data dvi_panel
= {
121 .power_down_gpio
= DSS_ENABLE_GPIO
,
125 static struct omap_dss_device omap3_stalker_dvi_device
= {
127 .type
= OMAP_DISPLAY_TYPE_DPI
,
128 .driver_name
= "tfp410",
130 .phy
.dpi
.data_lines
= 24,
133 static struct omap_dss_device
*omap3_stalker_dss_devices
[] = {
134 &omap3_stalker_tv_device
,
135 &omap3_stalker_dvi_device
,
138 static struct omap_dss_board_info omap3_stalker_dss_data
= {
139 .num_devices
= ARRAY_SIZE(omap3_stalker_dss_devices
),
140 .devices
= omap3_stalker_dss_devices
,
141 .default_device
= &omap3_stalker_dvi_device
,
144 static struct regulator_consumer_supply omap3stalker_vmmc1_supply
[] = {
145 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
148 static struct regulator_consumer_supply omap3stalker_vsim_supply
[] = {
149 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
152 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
153 static struct regulator_init_data omap3stalker_vmmc1
= {
157 .valid_modes_mask
= REGULATOR_MODE_NORMAL
158 | REGULATOR_MODE_STANDBY
,
159 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
160 | REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
162 .num_consumer_supplies
= ARRAY_SIZE(omap3stalker_vmmc1_supply
),
163 .consumer_supplies
= omap3stalker_vmmc1_supply
,
166 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
167 static struct regulator_init_data omap3stalker_vsim
= {
171 .valid_modes_mask
= REGULATOR_MODE_NORMAL
172 | REGULATOR_MODE_STANDBY
,
173 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
174 | REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
176 .num_consumer_supplies
= ARRAY_SIZE(omap3stalker_vsim_supply
),
177 .consumer_supplies
= omap3stalker_vsim_supply
,
180 static struct omap2_hsmmc_info mmc
[] = {
183 .caps
= MMC_CAP_4_BIT_DATA
,
191 static struct gpio_keys_button gpio_buttons
[] = {
200 static struct gpio_keys_platform_data gpio_key_info
= {
201 .buttons
= gpio_buttons
,
202 .nbuttons
= ARRAY_SIZE(gpio_buttons
),
205 static struct platform_device keys_gpio
= {
209 .platform_data
= &gpio_key_info
,
213 static struct gpio_led gpio_leds
[] = {
215 .name
= "stalker:D8:usr0",
216 .default_trigger
= "default-on",
220 .name
= "stalker:D9:usr1",
221 .default_trigger
= "default-on",
225 .name
= "stalker:D3:mmc0",
226 .gpio
= -EINVAL
, /* gets replaced */
228 .default_trigger
= "mmc0",
231 .name
= "stalker:D4:heartbeat",
232 .gpio
= -EINVAL
, /* gets replaced */
234 .default_trigger
= "heartbeat",
238 static struct gpio_led_platform_data gpio_led_info
= {
240 .num_leds
= ARRAY_SIZE(gpio_leds
),
243 static struct platform_device leds_gpio
= {
247 .platform_data
= &gpio_led_info
,
252 omap3stalker_twl_gpio_setup(struct device
*dev
,
253 unsigned gpio
, unsigned ngpio
)
255 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
256 mmc
[0].gpio_cd
= gpio
+ 0;
257 omap_hsmmc_late_init(mmc
);
260 * Most GPIOs are for USB OTG. Some are mostly sent to
261 * the P2 connector; notably LEDA for the LCD backlight.
264 /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
265 gpio_request_one(gpio
+ TWL4030_GPIO_MAX
, GPIOF_OUT_INIT_LOW
,
268 /* gpio + 7 == DVI Enable */
269 gpio_request_one(gpio
+ 7, GPIOF_OUT_INIT_LOW
, "EN_DVI");
271 /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
272 gpio_leds
[2].gpio
= gpio
+ TWL4030_GPIO_MAX
+ 1;
273 /* GPIO + 13 == ledsync (out, heartbeat) */
274 gpio_leds
[3].gpio
= gpio
+ 13;
276 platform_device_register(&leds_gpio
);
280 static struct twl4030_gpio_platform_data omap3stalker_gpio_data
= {
282 .setup
= omap3stalker_twl_gpio_setup
,
285 static uint32_t board_keymap
[] = {
288 KEY(0, 2, KEY_ENTER
),
291 KEY(1, 0, KEY_RIGHT
),
307 static struct matrix_keymap_data board_map_data
= {
308 .keymap
= board_keymap
,
309 .keymap_size
= ARRAY_SIZE(board_keymap
),
312 static struct twl4030_keypad_data omap3stalker_kp_data
= {
313 .keymap_data
= &board_map_data
,
319 static struct twl4030_platform_data omap3stalker_twldata
= {
320 /* platform_data for children goes here */
321 .keypad
= &omap3stalker_kp_data
,
322 .gpio
= &omap3stalker_gpio_data
,
323 .vmmc1
= &omap3stalker_vmmc1
,
324 .vsim
= &omap3stalker_vsim
,
327 static struct at24_platform_data fram_info
= {
328 .byte_len
= (64 * 1024) / 8,
330 .flags
= AT24_FLAG_ADDR16
| AT24_FLAG_IRUGO
,
333 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3
[] = {
335 I2C_BOARD_INFO("24c64", 0x50),
336 .flags
= I2C_CLIENT_WAKE
,
337 .platform_data
= &fram_info
,
341 static int __init
omap3_stalker_i2c_init(void)
343 omap3_pmic_get_config(&omap3stalker_twldata
,
344 TWL_COMMON_PDATA_USB
| TWL_COMMON_PDATA_MADC
|
345 TWL_COMMON_PDATA_AUDIO
,
346 TWL_COMMON_REGULATOR_VDAC
| TWL_COMMON_REGULATOR_VPLL2
);
348 omap3stalker_twldata
.vdac
->constraints
.apply_uV
= true;
349 omap3stalker_twldata
.vpll2
->constraints
.apply_uV
= true;
350 omap3stalker_twldata
.vpll2
->constraints
.name
= "VDVI";
352 omap3_pmic_init("twl4030", &omap3stalker_twldata
);
353 omap_register_i2c_bus(2, 400, NULL
, 0);
354 omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3
,
355 ARRAY_SIZE(omap3stalker_i2c_boardinfo3
));
359 #define OMAP3_STALKER_TS_GPIO 175
361 static struct platform_device
*omap3_stalker_devices
[] __initdata
= {
365 static struct usbhs_omap_platform_data usbhs_bdata __initdata
= {
366 .port_mode
[0] = OMAP_USBHS_PORT_MODE_UNUSED
,
367 .port_mode
[1] = OMAP_EHCI_PORT_MODE_PHY
,
368 .port_mode
[2] = OMAP_USBHS_PORT_MODE_UNUSED
,
371 .reset_gpio_port
[0] = -EINVAL
,
372 .reset_gpio_port
[1] = 21,
373 .reset_gpio_port
[2] = -EINVAL
,
376 #ifdef CONFIG_OMAP_MUX
377 static struct omap_board_mux board_mux
[] __initdata
= {
378 OMAP3_MUX(SYS_NIRQ
, OMAP_MUX_MODE0
| OMAP_PIN_INPUT_PULLUP
|
379 OMAP_PIN_OFF_INPUT_PULLUP
| OMAP_PIN_OFF_WAKEUPENABLE
),
380 OMAP3_MUX(MCSPI1_CS1
, OMAP_MUX_MODE4
| OMAP_PIN_INPUT_PULLUP
|
381 OMAP_PIN_OFF_INPUT_PULLUP
| OMAP_PIN_OFF_WAKEUPENABLE
),
382 {.reg_offset
= OMAP_MUX_TERMINATOR
},
386 static struct regulator_consumer_supply dummy_supplies
[] = {
387 REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
388 REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
391 static void __init
omap3_stalker_init(void)
393 regulator_register_fixed(0, dummy_supplies
, ARRAY_SIZE(dummy_supplies
));
394 omap3_mux_init(board_mux
, OMAP_PACKAGE_CUS
);
396 omap_mux_init_gpio(23, OMAP_PIN_INPUT
);
397 omap_hsmmc_init(mmc
);
399 omap3_stalker_i2c_init();
401 platform_add_devices(omap3_stalker_devices
,
402 ARRAY_SIZE(omap3_stalker_devices
));
404 omap_display_init(&omap3_stalker_dss_data
);
407 omap_sdrc_init(mt46h32m32lf6_sdrc_params
, NULL
);
408 usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
410 usbhs_init(&usbhs_bdata
);
411 omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO
, 310, NULL
);
413 omap_mux_init_gpio(21, OMAP_PIN_OUTPUT
);
414 omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP
);
416 omap3stalker_init_eth();
417 omap3_stalker_display_init();
418 /* Ensure SDRC pins are mux'd for self-refresh */
419 omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT
);
420 omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT
);
423 MACHINE_START(SBC3530
, "OMAP3 STALKER")
424 /* Maintainer: Jason Lam -lzg@ema-tech.com */
425 .atag_offset
= 0x100,
426 .map_io
= omap3_map_io
,
427 .init_early
= omap35xx_init_early
,
428 .init_irq
= omap3_init_irq
,
429 .handle_irq
= omap3_intc_handle_irq
,
430 .init_machine
= omap3_stalker_init
,
431 .init_late
= omap35xx_init_late
,
432 .init_time
= omap3_secure_sync32k_timer_init
,
433 .restart
= omap3xxx_restart
,