diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 19:08:50 -0400 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 19:08:50 -0400 |
commit | 65a6ec0d72a07f16719e9b7a96e1c4bae044b591 (patch) | |
tree | 344e03a5039a44982c1b78d6113633b21b434820 /arch/arm/mach-omap1/board-palmz71.c | |
parent | 541010e4b8921cd781ff02ae68028501457045b6 (diff) | |
parent | 0181b61a988424b5cc44fe09e6968142359c815e (diff) |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits)
[ARM] 4578/1: CM-x270: PCMCIA support
[ARM] 4577/1: ITE 8152 PCI bridge support
[ARM] 4576/1: CM-X270 machine support
[ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put()
[ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c
[ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c
[ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols
[ARM] pxa: PXA3xx base support
[NET] smc91x: fix PXA DMA support code
[SERIAL] Fix console initialisation ordering
[ARM] pxa: tidy up arch/arm/mach-pxa/Makefile
[ARM] Update arch/arm/Kconfig for drivers/Kconfig changes
[ARM] 4600/1: fix kernel build failure with build-id-supporting binutils
[ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23)
[ARM] Rename consistent_sync() as dma_cache_maint()
[ARM] 4572/1: ep93xx: add cirrus logic edb9307 support
[ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support
[ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32
[ARM] 4594/1: ns9xxx: use the new gpio functions
[ARM] 4593/1: ns9xxx: implement generic clockevents
...
Diffstat (limited to 'arch/arm/mach-omap1/board-palmz71.c')
-rw-r--r-- | arch/arm/mach-omap1/board-palmz71.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c new file mode 100644 index 000000000000..c275d517764a --- /dev/null +++ b/arch/arm/mach-omap1/board-palmz71.c | |||
@@ -0,0 +1,383 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/mach-omap1/board-palmz71.c | ||
3 | * | ||
4 | * Modified from board-generic.c | ||
5 | * | ||
6 | * Support for the Palm Zire71 PDA. | ||
7 | * | ||
8 | * Original version : Laurent Gonzalez | ||
9 | * | ||
10 | * Modified for zire71 : Marek Vasut | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or modify | ||
13 | * it under the terms of the GNU General Public License version 2 as | ||
14 | * published by the Free Software Foundation. | ||
15 | */ | ||
16 | |||
17 | #include <linux/delay.h> | ||
18 | #include <linux/kernel.h> | ||
19 | #include <linux/init.h> | ||
20 | #include <linux/platform_device.h> | ||
21 | #include <linux/notifier.h> | ||
22 | #include <linux/clk.h> | ||
23 | #include <linux/irq.h> | ||
24 | #include <linux/input.h> | ||
25 | #include <linux/interrupt.h> | ||
26 | #include <linux/mtd/mtd.h> | ||
27 | #include <linux/mtd/partitions.h> | ||
28 | |||
29 | #include <asm/hardware.h> | ||
30 | #include <asm/mach-types.h> | ||
31 | #include <asm/mach/arch.h> | ||
32 | #include <asm/mach/map.h> | ||
33 | #include <asm/mach/flash.h> | ||
34 | |||
35 | #include <asm/arch/mcbsp.h> | ||
36 | #include <asm/arch/gpio.h> | ||
37 | #include <asm/arch/mux.h> | ||
38 | #include <asm/arch/usb.h> | ||
39 | #include <asm/arch/dma.h> | ||
40 | #include <asm/arch/tc.h> | ||
41 | #include <asm/arch/board.h> | ||
42 | #include <asm/arch/irda.h> | ||
43 | #include <asm/arch/keypad.h> | ||
44 | #include <asm/arch/common.h> | ||
45 | #include <asm/arch/omap-alsa.h> | ||
46 | |||
47 | #include <linux/input.h> | ||
48 | #include <linux/spi/spi.h> | ||
49 | #include <linux/spi/ads7846.h> | ||
50 | |||
51 | static void __init | ||
52 | omap_palmz71_init_irq(void) | ||
53 | { | ||
54 | omap1_init_common_hw(); | ||
55 | omap_init_irq(); | ||
56 | omap_gpio_init(); | ||
57 | } | ||
58 | |||
59 | static int palmz71_keymap[] = { | ||
60 | KEY(0, 0, KEY_F1), | ||
61 | KEY(0, 1, KEY_F2), | ||
62 | KEY(0, 2, KEY_F3), | ||
63 | KEY(0, 3, KEY_F4), | ||
64 | KEY(0, 4, KEY_POWER), | ||
65 | KEY(1, 0, KEY_LEFT), | ||
66 | KEY(1, 1, KEY_DOWN), | ||
67 | KEY(1, 2, KEY_UP), | ||
68 | KEY(1, 3, KEY_RIGHT), | ||
69 | KEY(1, 4, KEY_CENTER), | ||
70 | KEY(2, 0, KEY_CAMERA), | ||
71 | 0, | ||
72 | }; | ||
73 | |||
74 | static struct omap_kp_platform_data palmz71_kp_data = { | ||
75 | .rows = 8, | ||
76 | .cols = 8, | ||
77 | .keymap = palmz71_keymap, | ||
78 | .rep = 1, | ||
79 | .delay = 80, | ||
80 | }; | ||
81 | |||
82 | static struct resource palmz71_kp_resources[] = { | ||
83 | [0] = { | ||
84 | .start = INT_KEYBOARD, | ||
85 | .end = INT_KEYBOARD, | ||
86 | .flags = IORESOURCE_IRQ, | ||
87 | }, | ||
88 | }; | ||
89 | |||
90 | static struct platform_device palmz71_kp_device = { | ||
91 | .name = "omap-keypad", | ||
92 | .id = -1, | ||
93 | .dev = { | ||
94 | .platform_data = &palmz71_kp_data, | ||
95 | }, | ||
96 | .num_resources = ARRAY_SIZE(palmz71_kp_resources), | ||
97 | .resource = palmz71_kp_resources, | ||
98 | }; | ||
99 | |||
100 | static struct mtd_partition palmz71_rom_partitions[] = { | ||
101 | /* PalmOS "Small ROM", contains the bootloader and the debugger */ | ||
102 | { | ||
103 | .name = "smallrom", | ||
104 | .offset = 0, | ||
105 | .size = 0xa000, | ||
106 | .mask_flags = MTD_WRITEABLE, | ||
107 | }, | ||
108 | /* PalmOS "Big ROM", a filesystem with all the OS code and data */ | ||
109 | { | ||
110 | .name = "bigrom", | ||
111 | .offset = SZ_128K, | ||
112 | /* | ||
113 | * 0x5f0000 bytes big in the multi-language ("EFIGS") version, | ||
114 | * 0x7b0000 bytes in the English-only ("enUS") version. | ||
115 | */ | ||
116 | .size = 0x7b0000, | ||
117 | .mask_flags = MTD_WRITEABLE, | ||
118 | }, | ||
119 | }; | ||
120 | |||
121 | static struct flash_platform_data palmz71_rom_data = { | ||
122 | .map_name = "map_rom", | ||
123 | .name = "onboardrom", | ||
124 | .width = 2, | ||
125 | .parts = palmz71_rom_partitions, | ||
126 | .nr_parts = ARRAY_SIZE(palmz71_rom_partitions), | ||
127 | }; | ||
128 | |||
129 | static struct resource palmz71_rom_resource = { | ||
130 | .start = OMAP_CS0_PHYS, | ||
131 | .end = OMAP_CS0_PHYS + SZ_8M - 1, | ||
132 | .flags = IORESOURCE_MEM, | ||
133 | }; | ||
134 | |||
135 | static struct platform_device palmz71_rom_device = { | ||
136 | .name = "omapflash", | ||
137 | .id = -1, | ||
138 | .dev = { | ||
139 | .platform_data = &palmz71_rom_data, | ||
140 | }, | ||
141 | .num_resources = 1, | ||
142 | .resource = &palmz71_rom_resource, | ||
143 | }; | ||
144 | |||
145 | static struct platform_device palmz71_lcd_device = { | ||
146 | .name = "lcd_palmz71", | ||
147 | .id = -1, | ||
148 | }; | ||
149 | |||
150 | static struct omap_irda_config palmz71_irda_config = { | ||
151 | .transceiver_cap = IR_SIRMODE, | ||
152 | .rx_channel = OMAP_DMA_UART3_RX, | ||
153 | .tx_channel = OMAP_DMA_UART3_TX, | ||
154 | .dest_start = UART3_THR, | ||
155 | .src_start = UART3_RHR, | ||
156 | .tx_trigger = 0, | ||
157 | .rx_trigger = 0, | ||
158 | }; | ||
159 | |||
160 | static struct resource palmz71_irda_resources[] = { | ||
161 | [0] = { | ||
162 | .start = INT_UART3, | ||
163 | .end = INT_UART3, | ||
164 | .flags = IORESOURCE_IRQ, | ||
165 | }, | ||
166 | }; | ||
167 | |||
168 | static struct platform_device palmz71_irda_device = { | ||
169 | .name = "omapirda", | ||
170 | .id = -1, | ||
171 | .dev = { | ||
172 | .platform_data = &palmz71_irda_config, | ||
173 | }, | ||
174 | .num_resources = ARRAY_SIZE(palmz71_irda_resources), | ||
175 | .resource = palmz71_irda_resources, | ||
176 | }; | ||
177 | |||
178 | static struct platform_device palmz71_spi_device = { | ||
179 | .name = "spi_palmz71", | ||
180 | .id = -1, | ||
181 | }; | ||
182 | |||
183 | #define DEFAULT_BITPERSAMPLE 16 | ||
184 | |||
185 | static struct omap_mcbsp_reg_cfg mcbsp_regs = { | ||
186 | .spcr2 = FREE | FRST | GRST | XRST | XINTM(3), | ||
187 | .spcr1 = RINTM(3) | RRST, | ||
188 | .rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) | | ||
189 | RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0), | ||
190 | .rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16), | ||
191 | .xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) | | ||
192 | XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG, | ||
193 | .xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16), | ||
194 | .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1), | ||
195 | .srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1), | ||
196 | .pcr0 = CLKXP | CLKRP, /* mcbsp: slave */ | ||
197 | }; | ||
198 | |||
199 | static struct omap_alsa_codec_config alsa_config = { | ||
200 | .name = "PalmZ71 AIC23", | ||
201 | .mcbsp_regs_alsa = &mcbsp_regs, | ||
202 | .codec_configure_dev = NULL, /* aic23_configure */ | ||
203 | .codec_set_samplerate = NULL, /* aic23_set_samplerate */ | ||
204 | .codec_clock_setup = NULL, /* aic23_clock_setup */ | ||
205 | .codec_clock_on = NULL, /* aic23_clock_on */ | ||
206 | .codec_clock_off = NULL, /* aic23_clock_off */ | ||
207 | .get_default_samplerate = NULL, /* aic23_get_default_samplerate */ | ||
208 | }; | ||
209 | |||
210 | static struct platform_device palmz71_mcbsp1_device = { | ||
211 | .name = "omap_alsa_mcbsp", | ||
212 | .id = 1, | ||
213 | .dev = { | ||
214 | .platform_data = &alsa_config, | ||
215 | }, | ||
216 | }; | ||
217 | |||
218 | static struct omap_backlight_config palmz71_backlight_config = { | ||
219 | .default_intensity = 0xa0, | ||
220 | }; | ||
221 | |||
222 | static struct platform_device palmz71_backlight_device = { | ||
223 | .name = "omap-bl", | ||
224 | .id = -1, | ||
225 | .dev = { | ||
226 | .platform_data = &palmz71_backlight_config, | ||
227 | }, | ||
228 | }; | ||
229 | |||
230 | static struct platform_device *devices[] __initdata = { | ||
231 | &palmz71_rom_device, | ||
232 | &palmz71_kp_device, | ||
233 | &palmz71_mcbsp1_device, | ||
234 | &palmz71_lcd_device, | ||
235 | &palmz71_irda_device, | ||
236 | &palmz71_spi_device, | ||
237 | &palmz71_backlight_device, | ||
238 | }; | ||
239 | |||
240 | static int | ||
241 | palmz71_get_pendown_state(void) | ||
242 | { | ||
243 | return !omap_get_gpio_datain(PALMZ71_PENIRQ_GPIO); | ||
244 | } | ||
245 | |||
246 | static const struct ads7846_platform_data palmz71_ts_info = { | ||
247 | .model = 7846, | ||
248 | .vref_delay_usecs = 100, /* internal, no capacitor */ | ||
249 | .x_plate_ohms = 419, | ||
250 | .y_plate_ohms = 486, | ||
251 | .get_pendown_state = palmz71_get_pendown_state, | ||
252 | }; | ||
253 | |||
254 | static struct spi_board_info __initdata palmz71_boardinfo[] = { { | ||
255 | /* MicroWire (bus 2) CS0 has an ads7846e */ | ||
256 | .modalias = "ads7846", | ||
257 | .platform_data = &palmz71_ts_info, | ||
258 | .irq = OMAP_GPIO_IRQ(PALMZ71_PENIRQ_GPIO), | ||
259 | .max_speed_hz = 120000 /* max sample rate at 3V */ | ||
260 | * 26 /* command + data + overhead */, | ||
261 | .bus_num = 2, | ||
262 | .chip_select = 0, | ||
263 | } }; | ||
264 | |||
265 | static struct omap_usb_config palmz71_usb_config __initdata = { | ||
266 | .register_dev = 1, /* Mini-B only receptacle */ | ||
267 | .hmc_mode = 0, | ||
268 | .pins[0] = 2, | ||
269 | }; | ||
270 | |||
271 | static struct omap_mmc_config palmz71_mmc_config __initdata = { | ||
272 | .mmc[0] = { | ||
273 | .enabled = 1, | ||
274 | .wire4 = 0, | ||
275 | .wp_pin = PALMZ71_MMC_WP_GPIO, | ||
276 | .power_pin = -1, | ||
277 | .switch_pin = PALMZ71_MMC_IN_GPIO, | ||
278 | }, | ||
279 | }; | ||
280 | |||
281 | static struct omap_lcd_config palmz71_lcd_config __initdata = { | ||
282 | .ctrl_name = "internal", | ||
283 | }; | ||
284 | |||
285 | static struct omap_uart_config palmz71_uart_config __initdata = { | ||
286 | .enabled_uarts = (1 << 0) | (1 << 1) | (0 << 2), | ||
287 | }; | ||
288 | |||
289 | static struct omap_board_config_kernel palmz71_config[] = { | ||
290 | {OMAP_TAG_USB, &palmz71_usb_config}, | ||
291 | {OMAP_TAG_MMC, &palmz71_mmc_config}, | ||
292 | {OMAP_TAG_LCD, &palmz71_lcd_config}, | ||
293 | {OMAP_TAG_UART, &palmz71_uart_config}, | ||
294 | }; | ||
295 | |||
296 | static irqreturn_t | ||
297 | palmz71_powercable(int irq, void *dev_id) | ||
298 | { | ||
299 | if (omap_get_gpio_datain(PALMZ71_USBDETECT_GPIO)) { | ||
300 | printk(KERN_INFO "PM: Power cable connected\n"); | ||
301 | set_irq_type(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO), | ||
302 | IRQT_FALLING); | ||
303 | } else { | ||
304 | printk(KERN_INFO "PM: Power cable disconnected\n"); | ||
305 | set_irq_type(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO), | ||
306 | IRQT_RISING); | ||
307 | } | ||
308 | return IRQ_HANDLED; | ||
309 | } | ||
310 | |||
311 | static void __init | ||
312 | omap_mpu_wdt_mode(int mode) | ||
313 | { | ||
314 | if (mode) | ||
315 | omap_writew(0x8000, OMAP_WDT_TIMER_MODE); | ||
316 | else { | ||
317 | omap_writew(0x00f5, OMAP_WDT_TIMER_MODE); | ||
318 | omap_writew(0x00a0, OMAP_WDT_TIMER_MODE); | ||
319 | } | ||
320 | } | ||
321 | |||
322 | static void __init | ||
323 | palmz71_gpio_setup(int early) | ||
324 | { | ||
325 | if (early) { | ||
326 | /* Only set GPIO1 so we have a working serial */ | ||
327 | omap_set_gpio_dataout(1, 1); | ||
328 | omap_set_gpio_direction(1, 0); | ||
329 | } else { | ||
330 | /* Set MMC/SD host WP pin as input */ | ||
331 | if (omap_request_gpio(PALMZ71_MMC_WP_GPIO)) { | ||
332 | printk(KERN_ERR "Could not reserve WP GPIO!\n"); | ||
333 | return; | ||
334 | } | ||
335 | omap_set_gpio_direction(PALMZ71_MMC_WP_GPIO, 1); | ||
336 | |||
337 | /* Monitor the Power-cable-connected signal */ | ||
338 | if (omap_request_gpio(PALMZ71_USBDETECT_GPIO)) { | ||
339 | printk(KERN_ERR | ||
340 | "Could not reserve cable signal GPIO!\n"); | ||
341 | return; | ||
342 | } | ||
343 | omap_set_gpio_direction(PALMZ71_USBDETECT_GPIO, 1); | ||
344 | if (request_irq(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO), | ||
345 | palmz71_powercable, IRQF_SAMPLE_RANDOM, | ||
346 | "palmz71-cable", 0)) | ||
347 | printk(KERN_ERR | ||
348 | "IRQ request for power cable failed!\n"); | ||
349 | palmz71_powercable(OMAP_GPIO_IRQ(PALMZ71_USBDETECT_GPIO), 0); | ||
350 | } | ||
351 | } | ||
352 | |||
353 | static void __init | ||
354 | omap_palmz71_init(void) | ||
355 | { | ||
356 | palmz71_gpio_setup(1); | ||
357 | omap_mpu_wdt_mode(0); | ||
358 | |||
359 | omap_board_config = palmz71_config; | ||
360 | omap_board_config_size = ARRAY_SIZE(palmz71_config); | ||
361 | |||
362 | platform_add_devices(devices, ARRAY_SIZE(devices)); | ||
363 | |||
364 | spi_register_board_info(palmz71_boardinfo, | ||
365 | ARRAY_SIZE(palmz71_boardinfo)); | ||
366 | omap_serial_init(); | ||
367 | palmz71_gpio_setup(0); | ||
368 | } | ||
369 | |||
370 | static void __init | ||
371 | omap_palmz71_map_io(void) | ||
372 | { | ||
373 | omap1_map_common_io(); | ||
374 | } | ||
375 | |||
376 | MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") | ||
377 | .phys_io = 0xfff00000, | ||
378 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | ||
379 | .boot_params = 0x10000100,.map_io = omap_palmz71_map_io, | ||
380 | .init_irq = omap_palmz71_init_irq, | ||
381 | .init_machine = omap_palmz71_init, | ||
382 | .timer = &omap_timer, | ||
383 | MACHINE_END | ||