OpenCores
URL https://opencores.org/ocsvn/or1k_soc_on_altera_embedded_dev_kit/or1k_soc_on_altera_embedded_dev_kit/trunk

Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

[/] [or1k_soc_on_altera_embedded_dev_kit/] [tags/] [linux-2.6/] [linux-2.6.24_or32_unified_v2.3/] [arch/] [arm/] [mach-omap1/] [board-palmtt.c] - Blame information for rev 8

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 3 xianfeng 
/*
2 
 * linux/arch/arm/mach-omap1/board-palmtt.c
3 
 *
4 
 * Modified from board-palmtt2.c
5 
 *
6 
 * Modified and amended for Palm Tungsten|T
7 
 * by Marek Vasut <marek.vasut@gmail.com>
8 
 *
9 
 * This program is free software; you can redistribute it and/or modify
10 
 * it under the terms of the GNU General Public License version 2 as
11 
 * published by the Free Software Foundation.
12 
 */
13 
 
14 
#include <linux/delay.h>
15 
#include <linux/kernel.h>
16 
#include <linux/init.h>
17 
#include <linux/platform_device.h>
18 
#include <linux/notifier.h>
19 
#include <linux/clk.h>
20 
#include <linux/input.h>
21 
#include <linux/interrupt.h>
22 
#include <linux/mtd/mtd.h>
23 
#include <linux/mtd/partitions.h>
24 
#include <linux/leds.h>
25 
 
26 
#include <asm/hardware.h>
27 
#include <asm/mach-types.h>
28 
#include <asm/mach/arch.h>
29 
#include <asm/mach/map.h>
30 
#include <asm/mach/flash.h>
31 
 
32 
#include <asm/arch/led.h>
33 
#include <asm/arch/mcbsp.h>
34 
#include <asm/arch/gpio.h>
35 
#include <asm/arch/mux.h>
36 
#include <asm/arch/usb.h>
37 
#include <asm/arch/dma.h>
38 
#include <asm/arch/tc.h>
39 
#include <asm/arch/board.h>
40 
#include <asm/arch/irda.h>
41 
#include <asm/arch/keypad.h>
42 
#include <asm/arch/common.h>
43 
#include <asm/arch/omap-alsa.h>
44 
 
45 
#include <linux/input.h>
46 
#include <linux/spi/spi.h>
47 
#include <linux/spi/ads7846.h>
48 
 
49 
static int palmtt_keymap[] = {
50 
        KEY(0, 0, KEY_ESC),
51 
        KEY(0, 1, KEY_SPACE),
52 
        KEY(0, 2, KEY_LEFTCTRL),
53 
        KEY(0, 3, KEY_TAB),
54 
        KEY(0, 4, KEY_ENTER),
55 
        KEY(1, 0, KEY_LEFT),
56 
        KEY(1, 1, KEY_DOWN),
57 
        KEY(1, 2, KEY_UP),
58 
        KEY(1, 3, KEY_RIGHT),
59 
        KEY(2, 0, KEY_SLEEP),
60 
        KEY(2, 4, KEY_Y),
61 
 
62 
};
63 
 
64 
static struct mtd_partition palmtt_partitions[] = {
65 
        {
66 
                .name           = "write8k",
67 
                .offset         = 0,
68 
                .size           = SZ_8K,
69 
                .mask_flags     = 0,
70 
        },
71 
        {
72 
                .name           = "PalmOS-BootLoader(ro)",
73 
                .offset         = SZ_8K,
74 
                .size           = 7 * SZ_8K,
75 
                .mask_flags     = MTD_WRITEABLE,
76 
        },
77 
        {
78 
                .name           = "u-boot",
79 
                .offset         = MTDPART_OFS_APPEND,
80 
                .size           = 8 * SZ_8K,
81 
                .mask_flags     = 0,
82 
        },
83 
        {
84 
                .name           = "PalmOS-FS(ro)",
85 
                .offset         = MTDPART_OFS_APPEND,
86 
                .size           = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
87 
                .mask_flags     = MTD_WRITEABLE,
88 
        },
89 
        {
90 
                .name           = "u-boot(rez)",
91 
                .offset         = MTDPART_OFS_APPEND,
92 
                .size           = SZ_128K,
93 
                .mask_flags     = 0
94 
        },
95 
        {
96 
                .name           = "empty",
97 
                .offset         = MTDPART_OFS_APPEND,
98 
                .size           = MTDPART_SIZ_FULL,
99 
                .mask_flags     = 0
100 
        }
101 
};
102 
 
103 
static struct flash_platform_data palmtt_flash_data = {
104 
        .map_name       = "cfi_probe",
105 
        .width          = 2,
106 
        .parts          = palmtt_partitions,
107 
        .nr_parts       = ARRAY_SIZE(palmtt_partitions),
108 
};
109 
 
110 
static struct resource palmtt_flash_resource = {
111 
        .start          = OMAP_CS0_PHYS,
112 
        .end            = OMAP_CS0_PHYS + SZ_8M - 1,
113 
        .flags          = IORESOURCE_MEM,
114 
};
115 
 
116 
static struct platform_device palmtt_flash_device = {
117 
        .name           = "omapflash",
118 
        .id             = 0,
119 
        .dev            = {
120 
                .platform_data  = &palmtt_flash_data,
121 
        },
122 
        .num_resources  = 1,
123 
        .resource       = &palmtt_flash_resource,
124 
};
125 
 
126 
#define DEFAULT_BITPERSAMPLE 16
127 
 
128 
static struct omap_mcbsp_reg_cfg mcbsp_regs = {
129 
        .spcr2          = FREE | FRST | GRST | XRST | XINTM(3),
130 
        .spcr1          = RINTM(3) | RRST,
131 
        .rcr2           = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
132 
                                RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0),
133 
        .rcr1           = RFRLEN1(OMAP_MCBSP_WORD_8) |
134 
                                RWDLEN1(OMAP_MCBSP_WORD_16),
135 
        .xcr2           = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
136 
                                XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG,
137 
        .xcr1           = XFRLEN1(OMAP_MCBSP_WORD_8) |
138 
                                XWDLEN1(OMAP_MCBSP_WORD_16),
139 
        .srgr1          = FWID(DEFAULT_BITPERSAMPLE - 1),
140 
        .srgr2          = GSYNC | CLKSP | FSGM |
141 
                                FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
142 
        .pcr0           = CLKXP | CLKRP,        /* mcbsp: slave */
143 
};
144 
 
145 
static struct omap_alsa_codec_config alsa_config = {
146 
        .name                   = "PalmTT AIC23",
147 
        .mcbsp_regs_alsa        = &mcbsp_regs,
148 
        .codec_configure_dev    = NULL, // aic23_configure,
149 
        .codec_set_samplerate   = NULL, // aic23_set_samplerate,
150 
        .codec_clock_setup      = NULL, // aic23_clock_setup,
151 
        .codec_clock_on         = NULL, // aic23_clock_on,
152 
        .codec_clock_off        = NULL, // aic23_clock_off,
153 
        .get_default_samplerate = NULL, // aic23_get_default_samplerate,
154 
};
155 
 
156 
static struct platform_device palmtt_mcbsp1_device = {
157 
        .name   = "omap_alsa_mcbsp",
158 
        .id     = 1,
159 
        .dev    = {
160 
                .platform_data  = &alsa_config,
161 
        },
162 
};
163 
 
164 
static struct resource palmtt_kp_resources[] = {
165 
        [0] = {
166 
                .start  = INT_KEYBOARD,
167 
                .end    = INT_KEYBOARD,
168 
                .flags  = IORESOURCE_IRQ,
169 
        },
170 
};
171 
 
172 
static struct omap_kp_platform_data palmtt_kp_data = {
173 
        .rows   = 6,
174 
        .cols   = 3,
175 
        .keymap = palmtt_keymap,
176 
};
177 
 
178 
static struct platform_device palmtt_kp_device = {
179 
        .name           = "omap-keypad",
180 
        .id             = -1,
181 
        .dev            = {
182 
                .platform_data = &palmtt_kp_data,
183 
        },
184 
        .num_resources  = ARRAY_SIZE(palmtt_kp_resources),
185 
        .resource       = palmtt_kp_resources,
186 
};
187 
 
188 
static struct platform_device palmtt_lcd_device = {
189 
        .name           = "lcd_palmtt",
190 
        .id             = -1,
191 
};
192 
static struct omap_irda_config palmtt_irda_config = {
193 
        .transceiver_cap        = IR_SIRMODE,
194 
        .rx_channel             = OMAP_DMA_UART3_RX,
195 
        .tx_channel             = OMAP_DMA_UART3_TX,
196 
        .dest_start             = UART3_THR,
197 
        .src_start              = UART3_RHR,
198 
        .tx_trigger             = 0,
199 
        .rx_trigger             = 0,
200 
};
201 
 
202 
static struct resource palmtt_irda_resources[] = {
203 
        [0]      = {
204 
                .start  = INT_UART3,
205 
                .end    = INT_UART3,
206 
                .flags  = IORESOURCE_IRQ,
207 
        },
208 
};
209 
 
210 
static struct platform_device palmtt_irda_device = {
211 
        .name           = "omapirda",
212 
        .id             = -1,
213 
        .dev            = {
214 
                .platform_data  = &palmtt_irda_config,
215 
        },
216 
        .num_resources  = ARRAY_SIZE(palmtt_irda_resources),
217 
        .resource       = palmtt_irda_resources,
218 
};
219 
 
220 
static struct platform_device palmtt_spi_device = {
221 
        .name           = "spi_palmtt",
222 
        .id             = -1,
223 
};
224 
 
225 
static struct omap_backlight_config palmtt_backlight_config = {
226 
        .default_intensity      = 0xa0,
227 
};
228 
 
229 
static struct platform_device palmtt_backlight_device = {
230 
        .name           = "omap-bl",
231 
        .id             = -1,
232 
        .dev            = {
233 
                .platform_data= &palmtt_backlight_config,
234 
        },
235 
};
236 
 
237 
static struct omap_led_config palmtt_led_config[] = {
238 
        {
239 
                .cdev   = {
240 
                        .name   = "palmtt:led0",
241 
                },
242 
                .gpio   = PALMTT_LED_GPIO,
243 
        },
244 
};
245 
 
246 
static struct omap_led_platform_data palmtt_led_data = {
247 
        .nr_leds        = ARRAY_SIZE(palmtt_led_config),
248 
        .leds           = palmtt_led_config,
249 
};
250 
 
251 
static struct platform_device palmtt_led_device = {
252 
        .name   = "omap-led",
253 
        .id     = -1,
254 
        .dev    = {
255 
                .platform_data  = &palmtt_led_data,
256 
        },
257 
};
258 
 
259 
static struct platform_device *palmtt_devices[] __initdata = {
260 
        &palmtt_flash_device,
261 
        &palmtt_mcbsp1_device,
262 
        &palmtt_kp_device,
263 
        &palmtt_lcd_device,
264 
        &palmtt_irda_device,
265 
        &palmtt_spi_device,
266 
        &palmtt_backlight_device,
267 
        &palmtt_led_device,
268 
};
269 
 
270 
static int palmtt_get_pendown_state(void)
271 
{
272 
        return !omap_get_gpio_datain(6);
273 
}
274 
 
275 
static const struct ads7846_platform_data palmtt_ts_info = {
276 
        .model                  = 7846,
277 
        .vref_delay_usecs       = 100,  /* internal, no capacitor */
278 
        .x_plate_ohms           = 419,
279 
        .y_plate_ohms           = 486,
280 
        .get_pendown_state      = palmtt_get_pendown_state,
281 
};
282 
 
283 
static struct spi_board_info __initdata palmtt_boardinfo[] = {
284 
        {
285 
                /* MicroWire (bus 2) CS0 has an ads7846e */
286 
                .modalias       = "ads7846",
287 
                .platform_data  = &palmtt_ts_info,
288 
                .irq            = OMAP_GPIO_IRQ(6),
289 
                .max_speed_hz   = 120000        /* max sample rate at 3V */
290 
                                        * 26    /* command + data + overhead */,
291 
                .bus_num        = 2,
292 
                .chip_select    = 0,
293 
        }
294 
};
295 
 
296 
static void __init omap_palmtt_init_irq(void)
297 
{
298 
        omap1_init_common_hw();
299 
        omap_init_irq();
300 
}
301 
 
302 
static struct omap_usb_config palmtt_usb_config __initdata = {
303 
        .register_dev   = 1,
304 
        .hmc_mode       = 0,
305 
        .pins[0] = 2,
306 
};
307 
 
308 
static struct omap_lcd_config palmtt_lcd_config __initdata = {
309 
        .ctrl_name      = "internal",
310 
};
311 
 
312 
static struct omap_uart_config palmtt_uart_config __initdata = {
313 
        .enabled_uarts = (1 << 0) | (1 << 1) | (0 << 2),
314 
};
315 
 
316 
static struct omap_board_config_kernel palmtt_config[] = {
317 
        { OMAP_TAG_USB,         &palmtt_usb_config      },
318 
        { OMAP_TAG_LCD,         &palmtt_lcd_config      },
319 
        { OMAP_TAG_UART,        &palmtt_uart_config     },
320 
};
321 
 
322 
static void __init omap_mpu_wdt_mode(int mode) {
323 
        if (mode)
324 
                omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
325 
        else {
326 
                omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
327 
                omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
328 
        }
329 
}
330 
 
331 
static void __init omap_palmtt_init(void)
332 
{
333 
        omap_mpu_wdt_mode(0);
334 
 
335 
        omap_board_config = palmtt_config;
336 
        omap_board_config_size = ARRAY_SIZE(palmtt_config);
337 
 
338 
        platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));
339 
 
340 
        spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
341 
        omap_serial_init();
342 
}
343 
 
344 
static void __init omap_palmtt_map_io(void)
345 
{
346 
        omap1_map_common_io();
347 
}
348 
 
349 
MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T")
350 
        .phys_io        = 0xfff00000,
351 
        .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
352 
        .boot_params    = 0x10000100,
353 
        .map_io         = omap_palmtt_map_io,
354 
        .init_irq       = omap_palmtt_init_irq,
355 
        .init_machine   = omap_palmtt_init,
356 
        .timer          = &omap_timer,
357 
MACHINE_END

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.