diff options
author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-06-10 09:11:13 -0400 |
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committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-06-24 09:40:38 -0400 |
commit | d109167b9c1002770d194644d5580a1f3588f7fc (patch) | |
tree | 0cbc6fc238b6ce639080a9bf1971c813534d8777 /arch/arm/mach-imx/eukrea_mbimx27-baseboard.c | |
parent | f1d4cbef18999548ade1007bfb63cc1fa69c385e (diff) |
ARM: imx: rename mach dir for mx21 and mx27 to mach-imx
Finally all imx code should end up there, start with mach-mx2. While
touching all files rename some files to use a hyphen instead of an
underscore.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-imx/eukrea_mbimx27-baseboard.c')
-rw-r--r-- | arch/arm/mach-imx/eukrea_mbimx27-baseboard.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c new file mode 100644 index 000000000000..f3b169d5245f --- /dev/null +++ b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c | |||
@@ -0,0 +1,249 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2009 Eric Benard - eric@eukrea.com | ||
3 | * | ||
4 | * Based on pcm970-baseboard.c which is : | ||
5 | * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) | ||
6 | * | ||
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. | ||
15 | * | ||
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. | ||
20 | */ | ||
21 | |||
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 | |||
28 | #include <asm/mach/arch.h> | ||
29 | |||
30 | #include <mach/common.h> | ||
31 | #include <mach/iomux-mx27.h> | ||
32 | #include <mach/imxfb.h> | ||
33 | #include <mach/hardware.h> | ||
34 | #include <mach/mmc.h> | ||
35 | #include <mach/imx-uart.h> | ||
36 | |||
37 | #include "devices.h" | ||
38 | |||
39 | static int eukrea_mbimx27_pins[] = { | ||
40 | /* UART2 */ | ||
41 | PE3_PF_UART2_CTS, | ||
42 | PE4_PF_UART2_RTS, | ||
43 | PE6_PF_UART2_TXD, | ||
44 | PE7_PF_UART2_RXD, | ||
45 | /* UART3 */ | ||
46 | PE8_PF_UART3_TXD, | ||
47 | PE9_PF_UART3_RXD, | ||
48 | PE10_PF_UART3_CTS, | ||
49 | PE11_PF_UART3_RTS, | ||
50 | /* UART4 */ | ||
51 | PB26_AF_UART4_RTS, | ||
52 | PB28_AF_UART4_TXD, | ||
53 | PB29_AF_UART4_CTS, | ||
54 | PB31_AF_UART4_RXD, | ||
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 | PD28_PF_CSPI1_SS0, | ||
88 | PD29_PF_CSPI1_SCLK, | ||
89 | PD30_PF_CSPI1_MISO, | ||
90 | PD31_PF_CSPI1_MOSI, | ||
91 | }; | ||
92 | |||
93 | static struct gpio_led gpio_leds[] = { | ||
94 | { | ||
95 | .name = "led1", | ||
96 | .default_trigger = "heartbeat", | ||
97 | .active_low = 1, | ||
98 | .gpio = GPIO_PORTF | 16, | ||
99 | }, | ||
100 | { | ||
101 | .name = "led2", | ||
102 | .default_trigger = "none", | ||
103 | .active_low = 1, | ||
104 | .gpio = GPIO_PORTF | 19, | ||
105 | }, | ||
106 | { | ||
107 | .name = "backlight", | ||
108 | .default_trigger = "backlight", | ||
109 | .active_low = 0, | ||
110 | .gpio = GPIO_PORTE | 5, | ||
111 | }, | ||
112 | }; | ||
113 | |||
114 | static struct gpio_led_platform_data gpio_led_info = { | ||
115 | .leds = gpio_leds, | ||
116 | .num_leds = ARRAY_SIZE(gpio_leds), | ||
117 | }; | ||
118 | |||
119 | static struct platform_device leds_gpio = { | ||
120 | .name = "leds-gpio", | ||
121 | .id = -1, | ||
122 | .dev = { | ||
123 | .platform_data = &gpio_led_info, | ||
124 | }, | ||
125 | }; | ||
126 | |||
127 | static struct imx_fb_videomode eukrea_mbimx27_modes[] = { | ||
128 | { | ||
129 | .mode = { | ||
130 | .name = "CMO-QGVA", | ||
131 | .refresh = 60, | ||
132 | .xres = 320, | ||
133 | .yres = 240, | ||
134 | .pixclock = 156000, | ||
135 | .hsync_len = 30, | ||
136 | .left_margin = 38, | ||
137 | .right_margin = 20, | ||
138 | .vsync_len = 3, | ||
139 | .upper_margin = 15, | ||
140 | .lower_margin = 4, | ||
141 | }, | ||
142 | .pcr = 0xFAD08B80, | ||
143 | .bpp = 16, | ||
144 | }, | ||
145 | }; | ||
146 | |||
147 | static struct imx_fb_platform_data eukrea_mbimx27_fb_data = { | ||
148 | .mode = eukrea_mbimx27_modes, | ||
149 | .num_modes = ARRAY_SIZE(eukrea_mbimx27_modes), | ||
150 | |||
151 | .pwmr = 0x00A903FF, | ||
152 | .lscr1 = 0x00120300, | ||
153 | .dmacr = 0x00040060, | ||
154 | }; | ||
155 | |||
156 | static struct imxuart_platform_data uart_pdata[] = { | ||
157 | { | ||
158 | .flags = IMXUART_HAVE_RTSCTS, | ||
159 | }, | ||
160 | { | ||
161 | .flags = IMXUART_HAVE_RTSCTS, | ||
162 | }, | ||
163 | }; | ||
164 | |||
165 | #if defined(CONFIG_TOUCHSCREEN_ADS7846) | ||
166 | || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) | ||
167 | |||
168 | #define ADS7846_PENDOWN (GPIO_PORTD | 25) | ||
169 | |||
170 | static void ads7846_dev_init(void) | ||
171 | { | ||
172 | if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) { | ||
173 | printk(KERN_ERR "can't get ads746 pen down GPIO\n"); | ||
174 | return; | ||
175 | } | ||
176 | |||
177 | gpio_direction_input(ADS7846_PENDOWN); | ||
178 | } | ||
179 | |||
180 | static int ads7846_get_pendown_state(void) | ||
181 | { | ||
182 | return !gpio_get_value(ADS7846_PENDOWN); | ||
183 | } | ||
184 | |||
185 | static struct ads7846_platform_data ads7846_config __initdata = { | ||
186 | .get_pendown_state = ads7846_get_pendown_state, | ||
187 | .keep_vref_on = 1, | ||
188 | }; | ||
189 | |||
190 | static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = { | ||
191 | [0] = { | ||
192 | .modalias = "ads7846", | ||
193 | .bus_num = 0, | ||
194 | .chip_select = 0, | ||
195 | .max_speed_hz = 1500000, | ||
196 | .irq = IRQ_GPIOD(25), | ||
197 | .platform_data = &ads7846_config, | ||
198 | .mode = SPI_MODE_2, | ||
199 | }, | ||
200 | }; | ||
201 | |||
202 | static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD | 28}; | ||
203 | |||
204 | static struct spi_imx_master eukrea_mbimx27_spi_0_data = { | ||
205 | .chipselect = eukrea_mbimx27_spi_cs, | ||
206 | .num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs), | ||
207 | }; | ||
208 | #endif | ||
209 | |||
210 | static struct platform_device *platform_devices[] __initdata = { | ||
211 | &leds_gpio, | ||
212 | }; | ||
213 | |||
214 | /* | ||
215 | * system init for baseboard usage. Will be called by cpuimx27 init. | ||
216 | * | ||
217 | * Add platform devices present on this baseboard and init | ||
218 | * them from CPU side as far as required to use them later on | ||
219 | */ | ||
220 | void __init eukrea_mbimx27_baseboard_init(void) | ||
221 | { | ||
222 | mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins, | ||
223 | ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27"); | ||
224 | |||
225 | mxc_register_device(&mxc_uart_device1, &uart_pdata[0]); | ||
226 | mxc_register_device(&mxc_uart_device2, &uart_pdata[1]); | ||
227 | |||
228 | mxc_register_device(&mxc_fb_device, &eukrea_mbimx27_fb_data); | ||
229 | mxc_register_device(&mxc_sdhc_device0, NULL); | ||
230 | |||
231 | #if defined(CONFIG_TOUCHSCREEN_ADS7846) | ||
232 | || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) | ||
233 | /* SPI and ADS7846 Touchscreen controler init */ | ||
234 | mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT); | ||
235 | mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN); | ||
236 | mxc_register_device(&mxc_spi_device0, &eukrea_mbimx27_spi_0_data); | ||
237 | spi_register_board_info(eukrea_mbimx27_spi_board_info, | ||
238 | ARRAY_SIZE(eukrea_mbimx27_spi_board_info)); | ||
239 | ads7846_dev_init(); | ||
240 | #endif | ||
241 | |||
242 | /* Leds configuration */ | ||
243 | mxc_gpio_mode(GPIO_PORTF | 16 | GPIO_GPIO | GPIO_OUT); | ||
244 | mxc_gpio_mode(GPIO_PORTF | 19 | GPIO_GPIO | GPIO_OUT); | ||
245 | /* Backlight */ | ||
246 | mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_OUT); | ||
247 | |||
248 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); | ||
249 | } | ||