powerpc: Delete __cpuinit usage from all users
[linux/fpc-iii.git] / arch / arm / mach-imx / eukrea_mbimx27-baseboard.c
blobb2f08bfbbdd39255b7a4385ce78faeca85d17ba6
1 /*
2 * Copyright (C) 2009-2010 Eric Benard - eric@eukrea.com
4 * Based on pcm970-baseboard.c which is :
5 * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
19 * MA 02110-1301, USA.
22 #include <linux/gpio.h>
23 #include <linux/irq.h>
24 #include <linux/platform_device.h>
25 #include <linux/spi/spi.h>
26 #include <linux/spi/ads7846.h>
27 #include <linux/backlight.h>
28 #include <video/platform_lcd.h>
30 #include <asm/mach/arch.h>
32 #include "common.h"
33 #include "devices-imx27.h"
34 #include "hardware.h"
35 #include "iomux-mx27.h"
37 static const int eukrea_mbimx27_pins[] __initconst = {
38 /* UART2 */
39 PE3_PF_UART2_CTS,
40 PE4_PF_UART2_RTS,
41 PE6_PF_UART2_TXD,
42 PE7_PF_UART2_RXD,
43 /* UART3 */
44 PE8_PF_UART3_TXD,
45 PE9_PF_UART3_RXD,
46 PE10_PF_UART3_CTS,
47 PE11_PF_UART3_RTS,
48 /* UART4 */
49 #if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
50 PB26_AF_UART4_RTS,
51 PB28_AF_UART4_TXD,
52 PB29_AF_UART4_CTS,
53 PB31_AF_UART4_RXD,
54 #endif
55 /* SDHC1*/
56 PE18_PF_SD1_D0,
57 PE19_PF_SD1_D1,
58 PE20_PF_SD1_D2,
59 PE21_PF_SD1_D3,
60 PE22_PF_SD1_CMD,
61 PE23_PF_SD1_CLK,
62 /* display */
63 PA5_PF_LSCLK,
64 PA6_PF_LD0,
65 PA7_PF_LD1,
66 PA8_PF_LD2,
67 PA9_PF_LD3,
68 PA10_PF_LD4,
69 PA11_PF_LD5,
70 PA12_PF_LD6,
71 PA13_PF_LD7,
72 PA14_PF_LD8,
73 PA15_PF_LD9,
74 PA16_PF_LD10,
75 PA17_PF_LD11,
76 PA18_PF_LD12,
77 PA19_PF_LD13,
78 PA20_PF_LD14,
79 PA21_PF_LD15,
80 PA22_PF_LD16,
81 PA23_PF_LD17,
82 PA28_PF_HSYNC,
83 PA29_PF_VSYNC,
84 PA30_PF_CONTRAST,
85 PA31_PF_OE_ACD,
86 /* SPI1 */
87 PD29_PF_CSPI1_SCLK,
88 PD30_PF_CSPI1_MISO,
89 PD31_PF_CSPI1_MOSI,
90 /* SSI4 */
91 #if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
92 || defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
93 PC16_PF_SSI4_FS,
94 PC17_PF_SSI4_RXD | GPIO_PUEN,
95 PC18_PF_SSI4_TXD | GPIO_PUEN,
96 PC19_PF_SSI4_CLK,
97 #endif
100 static const uint32_t eukrea_mbimx27_keymap[] = {
101 KEY(0, 0, KEY_UP),
102 KEY(0, 1, KEY_DOWN),
103 KEY(1, 0, KEY_RIGHT),
104 KEY(1, 1, KEY_LEFT),
107 static const struct matrix_keymap_data
108 eukrea_mbimx27_keymap_data __initconst = {
109 .keymap = eukrea_mbimx27_keymap,
110 .keymap_size = ARRAY_SIZE(eukrea_mbimx27_keymap),
113 static const struct gpio_led eukrea_mbimx27_gpio_leds[] __initconst = {
115 .name = "led1",
116 .default_trigger = "heartbeat",
117 .active_low = 1,
118 .gpio = GPIO_PORTF | 16,
121 .name = "led2",
122 .default_trigger = "none",
123 .active_low = 1,
124 .gpio = GPIO_PORTF | 19,
128 static const struct gpio_led_platform_data
129 eukrea_mbimx27_gpio_led_info __initconst = {
130 .leds = eukrea_mbimx27_gpio_leds,
131 .num_leds = ARRAY_SIZE(eukrea_mbimx27_gpio_leds),
134 static struct imx_fb_videomode eukrea_mbimx27_modes[] = {
136 .mode = {
137 .name = "CMO-QVGA",
138 .refresh = 60,
139 .xres = 320,
140 .yres = 240,
141 .pixclock = 156000,
142 .hsync_len = 30,
143 .left_margin = 38,
144 .right_margin = 20,
145 .vsync_len = 3,
146 .upper_margin = 15,
147 .lower_margin = 4,
149 .pcr = 0xFAD08B80,
150 .bpp = 16,
151 }, {
152 .mode = {
153 .name = "DVI-VGA",
154 .refresh = 60,
155 .xres = 640,
156 .yres = 480,
157 .pixclock = 32000,
158 .hsync_len = 1,
159 .left_margin = 35,
160 .right_margin = 0,
161 .vsync_len = 1,
162 .upper_margin = 7,
163 .lower_margin = 0,
165 .pcr = 0xFA208B80,
166 .bpp = 16,
167 }, {
168 .mode = {
169 .name = "DVI-SVGA",
170 .refresh = 60,
171 .xres = 800,
172 .yres = 600,
173 .pixclock = 25000,
174 .hsync_len = 1,
175 .left_margin = 35,
176 .right_margin = 0,
177 .vsync_len = 1,
178 .upper_margin = 7,
179 .lower_margin = 0,
181 .pcr = 0xFA208B80,
182 .bpp = 16,
186 static const struct imx_fb_platform_data eukrea_mbimx27_fb_data __initconst = {
187 .mode = eukrea_mbimx27_modes,
188 .num_modes = ARRAY_SIZE(eukrea_mbimx27_modes),
190 .pwmr = 0x00A903FF,
191 .lscr1 = 0x00120300,
192 .dmacr = 0x00040060,
195 static void eukrea_mbimx27_bl_set_intensity(int intensity)
197 if (intensity)
198 gpio_direction_output(GPIO_PORTE | 5, 1);
199 else
200 gpio_direction_output(GPIO_PORTE | 5, 0);
203 static struct generic_bl_info eukrea_mbimx27_bl_info = {
204 .name = "eukrea_mbimx27-bl",
205 .max_intensity = 0xff,
206 .default_intensity = 0xff,
207 .set_bl_intensity = eukrea_mbimx27_bl_set_intensity,
210 static struct platform_device eukrea_mbimx27_bl_dev = {
211 .name = "generic-bl",
212 .id = 1,
213 .dev = {
214 .platform_data = &eukrea_mbimx27_bl_info,
218 static void eukrea_mbimx27_lcd_power_set(struct plat_lcd_data *pd,
219 unsigned int power)
221 if (power)
222 gpio_direction_output(GPIO_PORTA | 25, 1);
223 else
224 gpio_direction_output(GPIO_PORTA | 25, 0);
227 static struct plat_lcd_data eukrea_mbimx27_lcd_power_data = {
228 .set_power = eukrea_mbimx27_lcd_power_set,
231 static struct platform_device eukrea_mbimx27_lcd_powerdev = {
232 .name = "platform-lcd",
233 .dev.platform_data = &eukrea_mbimx27_lcd_power_data,
236 static const struct imxuart_platform_data uart_pdata __initconst = {
237 .flags = IMXUART_HAVE_RTSCTS,
240 #define ADS7846_PENDOWN (GPIO_PORTD | 25)
242 static void __maybe_unused ads7846_dev_init(void)
244 if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) {
245 printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
246 return;
248 gpio_direction_input(ADS7846_PENDOWN);
251 static int ads7846_get_pendown_state(void)
253 return !gpio_get_value(ADS7846_PENDOWN);
256 static struct ads7846_platform_data ads7846_config __initdata = {
257 .get_pendown_state = ads7846_get_pendown_state,
258 .keep_vref_on = 1,
261 static struct spi_board_info __maybe_unused
262 eukrea_mbimx27_spi_board_info[] __initdata = {
263 [0] = {
264 .modalias = "ads7846",
265 .bus_num = 0,
266 .chip_select = 0,
267 .max_speed_hz = 1500000,
268 /* irq number is run-time assigned */
269 .platform_data = &ads7846_config,
270 .mode = SPI_MODE_2,
274 static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD | 28};
276 static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
277 .chipselect = eukrea_mbimx27_spi_cs,
278 .num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
281 static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
283 I2C_BOARD_INFO("tlv320aic23", 0x1a),
287 static const struct imxmmc_platform_data sdhc_pdata __initconst = {
288 .dat3_card_detect = 1,
291 static const
292 struct imx_ssi_platform_data eukrea_mbimx27_ssi_pdata __initconst = {
293 .flags = IMX_SSI_DMA | IMX_SSI_USE_I2S_SLAVE,
297 * system init for baseboard usage. Will be called by cpuimx27 init.
299 * Add platform devices present on this baseboard and init
300 * them from CPU side as far as required to use them later on
302 void __init eukrea_mbimx27_baseboard_init(void)
304 mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins,
305 ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27");
307 imx27_add_imx_uart1(&uart_pdata);
308 imx27_add_imx_uart2(&uart_pdata);
309 #if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
310 imx27_add_imx_uart3(&uart_pdata);
311 #endif
313 imx27_add_imx_fb(&eukrea_mbimx27_fb_data);
314 imx27_add_mxc_mmc(0, &sdhc_pdata);
316 i2c_register_board_info(0, eukrea_mbimx27_i2c_devices,
317 ARRAY_SIZE(eukrea_mbimx27_i2c_devices));
319 imx27_add_imx_ssi(0, &eukrea_mbimx27_ssi_pdata);
321 #if defined(CONFIG_TOUCHSCREEN_ADS7846) \
322 || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
323 /* ADS7846 Touchscreen controller init */
324 mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN);
325 ads7846_dev_init();
326 #endif
328 /* SPI_CS0 init */
329 mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
330 imx27_add_spi_imx0(&eukrea_mbimx27_spi0_data);
331 eukrea_mbimx27_spi_board_info[0].irq = gpio_to_irq(IMX_GPIO_NR(4, 25));
332 spi_register_board_info(eukrea_mbimx27_spi_board_info,
333 ARRAY_SIZE(eukrea_mbimx27_spi_board_info));
335 /* Leds configuration */
336 mxc_gpio_mode(GPIO_PORTF | 16 | GPIO_GPIO | GPIO_OUT);
337 mxc_gpio_mode(GPIO_PORTF | 19 | GPIO_GPIO | GPIO_OUT);
338 /* Backlight */
339 mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_OUT);
340 gpio_request(GPIO_PORTE | 5, "backlight");
341 platform_device_register(&eukrea_mbimx27_bl_dev);
342 /* LCD Reset */
343 mxc_gpio_mode(GPIO_PORTA | 25 | GPIO_GPIO | GPIO_OUT);
344 gpio_request(GPIO_PORTA | 25, "lcd_enable");
345 platform_device_register(&eukrea_mbimx27_lcd_powerdev);
347 imx27_add_imx_keypad(&eukrea_mbimx27_keymap_data);
349 gpio_led_register_device(-1, &eukrea_mbimx27_gpio_led_info);
350 imx_add_platform_device("eukrea_tlv320", 0, NULL, 0, NULL, 0);