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)
96 static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata
= {
102 static struct platform_device omap3stalker_dvi_connector_device
= {
103 .name
= "connector-dvi",
105 .dev
.platform_data
= &omap3stalker_dvi_connector_pdata
,
108 static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata
= {
112 .power_down_gpio
= DSS_ENABLE_GPIO
,
115 static struct platform_device omap3stalker_tfp410_device
= {
118 .dev
.platform_data
= &omap3stalker_tfp410_pdata
,
121 static struct connector_atv_platform_data omap3stalker_tv_pdata
= {
124 #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
125 .connector_type
= OMAP_DSS_VENC_TYPE_SVIDEO
,
126 #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
127 .connector_type
= OMAP_DSS_VENC_TYPE_COMPOSITE
,
129 .invert_polarity
= false,
132 static struct platform_device omap3stalker_tv_connector_device
= {
133 .name
= "connector-analog-tv",
135 .dev
.platform_data
= &omap3stalker_tv_pdata
,
138 static struct omap_dss_board_info omap3_stalker_dss_data
= {
139 .default_display_name
= "dvi",
142 static struct regulator_consumer_supply omap3stalker_vmmc1_supply
[] = {
143 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
146 static struct regulator_consumer_supply omap3stalker_vsim_supply
[] = {
147 REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
150 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
151 static struct regulator_init_data omap3stalker_vmmc1
= {
155 .valid_modes_mask
= REGULATOR_MODE_NORMAL
156 | REGULATOR_MODE_STANDBY
,
157 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
158 | REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
160 .num_consumer_supplies
= ARRAY_SIZE(omap3stalker_vmmc1_supply
),
161 .consumer_supplies
= omap3stalker_vmmc1_supply
,
164 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
165 static struct regulator_init_data omap3stalker_vsim
= {
169 .valid_modes_mask
= REGULATOR_MODE_NORMAL
170 | REGULATOR_MODE_STANDBY
,
171 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
172 | REGULATOR_CHANGE_MODE
| REGULATOR_CHANGE_STATUS
,
174 .num_consumer_supplies
= ARRAY_SIZE(omap3stalker_vsim_supply
),
175 .consumer_supplies
= omap3stalker_vsim_supply
,
178 static struct omap2_hsmmc_info mmc
[] = {
181 .caps
= MMC_CAP_4_BIT_DATA
,
189 static struct gpio_keys_button gpio_buttons
[] = {
198 static struct gpio_keys_platform_data gpio_key_info
= {
199 .buttons
= gpio_buttons
,
200 .nbuttons
= ARRAY_SIZE(gpio_buttons
),
203 static struct platform_device keys_gpio
= {
207 .platform_data
= &gpio_key_info
,
211 static struct gpio_led gpio_leds
[] = {
213 .name
= "stalker:D8:usr0",
214 .default_trigger
= "default-on",
218 .name
= "stalker:D9:usr1",
219 .default_trigger
= "default-on",
223 .name
= "stalker:D3:mmc0",
224 .gpio
= -EINVAL
, /* gets replaced */
226 .default_trigger
= "mmc0",
229 .name
= "stalker:D4:heartbeat",
230 .gpio
= -EINVAL
, /* gets replaced */
232 .default_trigger
= "heartbeat",
236 static struct gpio_led_platform_data gpio_led_info
= {
238 .num_leds
= ARRAY_SIZE(gpio_leds
),
241 static struct platform_device leds_gpio
= {
245 .platform_data
= &gpio_led_info
,
250 omap3stalker_twl_gpio_setup(struct device
*dev
,
251 unsigned gpio
, unsigned ngpio
)
253 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
254 mmc
[0].gpio_cd
= gpio
+ 0;
255 omap_hsmmc_late_init(mmc
);
258 * Most GPIOs are for USB OTG. Some are mostly sent to
259 * the P2 connector; notably LEDA for the LCD backlight.
262 /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
263 gpio_request_one(gpio
+ TWL4030_GPIO_MAX
, GPIOF_OUT_INIT_LOW
,
266 /* gpio + 7 == DVI Enable */
267 gpio_request_one(gpio
+ 7, GPIOF_OUT_INIT_LOW
, "EN_DVI");
269 /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
270 gpio_leds
[2].gpio
= gpio
+ TWL4030_GPIO_MAX
+ 1;
271 /* GPIO + 13 == ledsync (out, heartbeat) */
272 gpio_leds
[3].gpio
= gpio
+ 13;
274 platform_device_register(&leds_gpio
);
278 static struct twl4030_gpio_platform_data omap3stalker_gpio_data
= {
280 .setup
= omap3stalker_twl_gpio_setup
,
283 static uint32_t board_keymap
[] = {
286 KEY(0, 2, KEY_ENTER
),
289 KEY(1, 0, KEY_RIGHT
),
305 static struct matrix_keymap_data board_map_data
= {
306 .keymap
= board_keymap
,
307 .keymap_size
= ARRAY_SIZE(board_keymap
),
310 static struct twl4030_keypad_data omap3stalker_kp_data
= {
311 .keymap_data
= &board_map_data
,
317 static struct twl4030_platform_data omap3stalker_twldata
= {
318 /* platform_data for children goes here */
319 .keypad
= &omap3stalker_kp_data
,
320 .gpio
= &omap3stalker_gpio_data
,
321 .vmmc1
= &omap3stalker_vmmc1
,
322 .vsim
= &omap3stalker_vsim
,
325 static struct at24_platform_data fram_info
= {
326 .byte_len
= (64 * 1024) / 8,
328 .flags
= AT24_FLAG_ADDR16
| AT24_FLAG_IRUGO
,
331 static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3
[] = {
333 I2C_BOARD_INFO("24c64", 0x50),
334 .flags
= I2C_CLIENT_WAKE
,
335 .platform_data
= &fram_info
,
339 static int __init
omap3_stalker_i2c_init(void)
341 omap3_pmic_get_config(&omap3stalker_twldata
,
342 TWL_COMMON_PDATA_USB
| TWL_COMMON_PDATA_MADC
|
343 TWL_COMMON_PDATA_AUDIO
,
344 TWL_COMMON_REGULATOR_VDAC
| TWL_COMMON_REGULATOR_VPLL2
);
346 omap3stalker_twldata
.vdac
->constraints
.apply_uV
= true;
347 omap3stalker_twldata
.vpll2
->constraints
.apply_uV
= true;
348 omap3stalker_twldata
.vpll2
->constraints
.name
= "VDVI";
350 omap3_pmic_init("twl4030", &omap3stalker_twldata
);
351 omap_register_i2c_bus(2, 400, NULL
, 0);
352 omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3
,
353 ARRAY_SIZE(omap3stalker_i2c_boardinfo3
));
357 #define OMAP3_STALKER_TS_GPIO 175
359 static struct usbhs_phy_data phy_data
[] __initdata
= {
367 static struct platform_device
*omap3_stalker_devices
[] __initdata
= {
369 &omap3stalker_tfp410_device
,
370 &omap3stalker_dvi_connector_device
,
371 &omap3stalker_tv_connector_device
,
374 static struct usbhs_omap_platform_data usbhs_bdata __initdata
= {
375 .port_mode
[1] = OMAP_EHCI_PORT_MODE_PHY
,
378 #ifdef CONFIG_OMAP_MUX
379 static struct omap_board_mux board_mux
[] __initdata
= {
380 OMAP3_MUX(SYS_NIRQ
, OMAP_MUX_MODE0
| OMAP_PIN_INPUT_PULLUP
|
381 OMAP_PIN_OFF_INPUT_PULLUP
| OMAP_PIN_OFF_WAKEUPENABLE
),
382 OMAP3_MUX(MCSPI1_CS1
, OMAP_MUX_MODE4
| OMAP_PIN_INPUT_PULLUP
|
383 OMAP_PIN_OFF_INPUT_PULLUP
| OMAP_PIN_OFF_WAKEUPENABLE
),
384 {.reg_offset
= OMAP_MUX_TERMINATOR
},
388 static struct regulator_consumer_supply dummy_supplies
[] = {
389 REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
390 REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
393 static void __init
omap3_stalker_init(void)
395 regulator_register_fixed(0, dummy_supplies
, ARRAY_SIZE(dummy_supplies
));
396 omap3_mux_init(board_mux
, OMAP_PACKAGE_CUS
);
398 omap_mux_init_gpio(23, OMAP_PIN_INPUT
);
399 omap_hsmmc_init(mmc
);
401 omap3_stalker_i2c_init();
403 platform_add_devices(omap3_stalker_devices
,
404 ARRAY_SIZE(omap3_stalker_devices
));
406 omap_display_init(&omap3_stalker_dss_data
);
409 omap_sdrc_init(mt46h32m32lf6_sdrc_params
, NULL
);
410 usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
413 usbhs_init_phys(phy_data
, ARRAY_SIZE(phy_data
));
414 usbhs_init(&usbhs_bdata
);
415 omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO
, 310, NULL
);
417 omap_mux_init_gpio(21, OMAP_PIN_OUTPUT
);
418 omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP
);
420 omap3stalker_init_eth();
421 omap3_stalker_display_init();
422 /* Ensure SDRC pins are mux'd for self-refresh */
423 omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT
);
424 omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT
);
427 MACHINE_START(SBC3530
, "OMAP3 STALKER")
428 /* Maintainer: Jason Lam -lzg@ema-tech.com */
429 .atag_offset
= 0x100,
430 .map_io
= omap3_map_io
,
431 .init_early
= omap35xx_init_early
,
432 .init_irq
= omap3_init_irq
,
433 .handle_irq
= omap3_intc_handle_irq
,
434 .init_machine
= omap3_stalker_init
,
435 .init_late
= omap35xx_init_late
,
436 .init_time
= omap3_secure_sync32k_timer_init
,
437 .restart
= omap3xxx_restart
,