Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/arch/arm/mach-pxa/poodle.c | |
3 | * | |
4 | * Support for the SHARP Poodle Board. | |
5 | * | |
6 | * Based on: | |
7 | * linux/arch/arm/mach-pxa/lubbock.c Author: Nicolas Pitre | |
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 | * Change Log | |
14 | * 12-Dec-2002 Sharp Corporation for Poodle | |
15 | * John Lenz <lenz@cs.wisc.edu> updates to 2.6 | |
16 | */ | |
17 | #include <linux/kernel.h> | |
18 | #include <linux/init.h> | |
d052d1be | 19 | #include <linux/platform_device.h> |
1da177e4 | 20 | #include <linux/fb.h> |
74617fb6 | 21 | #include <linux/pm.h> |
88660351 | 22 | #include <linux/delay.h> |
1da177e4 LT |
23 | |
24 | #include <asm/hardware.h> | |
25 | #include <asm/mach-types.h> | |
26 | #include <asm/irq.h> | |
27 | #include <asm/setup.h> | |
74617fb6 | 28 | #include <asm/system.h> |
1da177e4 LT |
29 | |
30 | #include <asm/mach/arch.h> | |
31 | #include <asm/mach/map.h> | |
32 | #include <asm/mach/irq.h> | |
33 | ||
34 | #include <asm/arch/pxa-regs.h> | |
13b9d47e RP |
35 | #include <asm/arch/mmc.h> |
36 | #include <asm/arch/udc.h> | |
8e4b8715 | 37 | #include <asm/arch/irda.h> |
1da177e4 LT |
38 | #include <asm/arch/poodle.h> |
39 | #include <asm/arch/pxafb.h> | |
faed5684 RP |
40 | #include <asm/arch/sharpsl.h> |
41 | #include <asm/arch/ssp.h> | |
1da177e4 LT |
42 | |
43 | #include <asm/hardware/scoop.h> | |
44 | #include <asm/hardware/locomo.h> | |
45 | #include <asm/mach/sharpsl_param.h> | |
46 | ||
47 | #include "generic.h" | |
46c41e62 | 48 | #include "devices.h" |
faed5684 | 49 | #include "sharpsl.h" |
1da177e4 LT |
50 | |
51 | static struct resource poodle_scoop_resources[] = { | |
52 | [0] = { | |
53 | .start = 0x10800000, | |
54 | .end = 0x10800fff, | |
55 | .flags = IORESOURCE_MEM, | |
56 | }, | |
57 | }; | |
58 | ||
59 | static struct scoop_config poodle_scoop_setup = { | |
60 | .io_dir = POODLE_SCOOP_IO_DIR, | |
61 | .io_out = POODLE_SCOOP_IO_OUT, | |
62 | }; | |
63 | ||
64 | struct platform_device poodle_scoop_device = { | |
65 | .name = "sharp-scoop", | |
66 | .id = -1, | |
67 | .dev = { | |
68 | .platform_data = &poodle_scoop_setup, | |
69 | }, | |
70 | .num_resources = ARRAY_SIZE(poodle_scoop_resources), | |
71 | .resource = poodle_scoop_resources, | |
72 | }; | |
73 | ||
a63ae442 RP |
74 | static void poodle_pcmcia_init(void) |
75 | { | |
76 | /* Setup default state of GPIO outputs | |
77 | before we enable them as outputs. */ | |
78 | GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | | |
79 | GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) | | |
80 | GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) | | |
81 | GPIO_bit(GPIO53_nPCE_2); | |
82 | ||
83 | pxa_gpio_mode(GPIO48_nPOE_MD); | |
84 | pxa_gpio_mode(GPIO49_nPWE_MD); | |
85 | pxa_gpio_mode(GPIO50_nPIOR_MD); | |
86 | pxa_gpio_mode(GPIO51_nPIOW_MD); | |
87 | pxa_gpio_mode(GPIO55_nPREG_MD); | |
88 | pxa_gpio_mode(GPIO56_nPWAIT_MD); | |
89 | pxa_gpio_mode(GPIO57_nIOIS16_MD); | |
90 | pxa_gpio_mode(GPIO52_nPCE_1_MD); | |
91 | pxa_gpio_mode(GPIO53_nPCE_2_MD); | |
92 | pxa_gpio_mode(GPIO54_pSKTSEL_MD); | |
93 | } | |
94 | ||
0ce7625f RP |
95 | static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { |
96 | { | |
97 | .dev = &poodle_scoop_device.dev, | |
98 | .irq = POODLE_IRQ_GPIO_CF_IRQ, | |
99 | .cd_irq = POODLE_IRQ_GPIO_CF_CD, | |
100 | .cd_irq_str = "PCMCIA0 CD", | |
101 | }, | |
102 | }; | |
103 | ||
a63ae442 RP |
104 | static struct scoop_pcmcia_config poodle_pcmcia_config = { |
105 | .devs = &poodle_pcmcia_scoop[0], | |
106 | .num_devs = 1, | |
107 | .pcmcia_init = poodle_pcmcia_init, | |
108 | }; | |
109 | ||
110 | EXPORT_SYMBOL(poodle_scoop_device); | |
111 | ||
1da177e4 LT |
112 | |
113 | /* LoCoMo device */ | |
114 | static struct resource locomo_resources[] = { | |
115 | [0] = { | |
116 | .start = 0x10000000, | |
117 | .end = 0x10001fff, | |
118 | .flags = IORESOURCE_MEM, | |
119 | }, | |
120 | [1] = { | |
121 | .start = IRQ_GPIO(10), | |
122 | .end = IRQ_GPIO(10), | |
123 | .flags = IORESOURCE_IRQ, | |
124 | }, | |
125 | }; | |
126 | ||
faed5684 | 127 | struct platform_device poodle_locomo_device = { |
1da177e4 LT |
128 | .name = "locomo", |
129 | .id = 0, | |
130 | .num_resources = ARRAY_SIZE(locomo_resources), | |
131 | .resource = locomo_resources, | |
132 | }; | |
133 | ||
faed5684 RP |
134 | EXPORT_SYMBOL(poodle_locomo_device); |
135 | ||
136 | /* | |
137 | * Poodle SSP Device | |
138 | */ | |
139 | ||
140 | struct platform_device poodle_ssp_device = { | |
141 | .name = "corgi-ssp", | |
142 | .id = -1, | |
143 | }; | |
144 | ||
145 | struct corgissp_machinfo poodle_ssp_machinfo = { | |
146 | .port = 1, | |
147 | .cs_lcdcon = -1, | |
148 | .cs_ads7846 = -1, | |
149 | .cs_max1111 = -1, | |
150 | .clk_lcdcon = 2, | |
151 | .clk_ads7846 = 36, | |
152 | .clk_max1111 = 2, | |
153 | }; | |
154 | ||
155 | ||
156 | /* | |
157 | * Poodle Touch Screen Device | |
158 | */ | |
159 | static struct resource poodlets_resources[] = { | |
160 | [0] = { | |
161 | .start = POODLE_IRQ_GPIO_TP_INT, | |
162 | .end = POODLE_IRQ_GPIO_TP_INT, | |
163 | .flags = IORESOURCE_IRQ, | |
164 | }, | |
165 | }; | |
166 | ||
167 | static unsigned long poodle_get_hsync_len(void) | |
168 | { | |
169 | return 0; | |
170 | } | |
171 | ||
172 | static void poodle_null_hsync(void) | |
173 | { | |
174 | } | |
175 | ||
176 | static struct corgits_machinfo poodle_ts_machinfo = { | |
177 | .get_hsync_len = poodle_get_hsync_len, | |
178 | .put_hsync = poodle_null_hsync, | |
179 | .wait_hsync = poodle_null_hsync, | |
180 | }; | |
181 | ||
182 | static struct platform_device poodle_ts_device = { | |
183 | .name = "corgi-ts", | |
184 | .dev = { | |
185 | .platform_data = &poodle_ts_machinfo, | |
186 | }, | |
187 | .id = -1, | |
188 | .num_resources = ARRAY_SIZE(poodlets_resources), | |
189 | .resource = poodlets_resources, | |
190 | }; | |
191 | ||
13b9d47e RP |
192 | |
193 | /* | |
194 | * MMC/SD Device | |
195 | * | |
196 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
197 | * to give the card a chance to fully insert/eject. | |
198 | */ | |
199 | static struct pxamci_platform_data poodle_mci_platform_data; | |
200 | ||
40220c1a | 201 | static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) |
13b9d47e RP |
202 | { |
203 | int err; | |
204 | ||
205 | /* setup GPIO for PXA25x MMC controller */ | |
206 | pxa_gpio_mode(GPIO6_MMCCLK_MD); | |
207 | pxa_gpio_mode(GPIO8_MMCCS0_MD); | |
208 | pxa_gpio_mode(POODLE_GPIO_nSD_DETECT | GPIO_IN); | |
88660351 | 209 | pxa_gpio_mode(POODLE_GPIO_nSD_WP | GPIO_IN); |
13b9d47e | 210 | pxa_gpio_mode(POODLE_GPIO_SD_PWR | GPIO_OUT); |
88660351 | 211 | pxa_gpio_mode(POODLE_GPIO_SD_PWR1 | GPIO_OUT); |
13b9d47e RP |
212 | |
213 | poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250); | |
214 | ||
9ded96f2 | 215 | err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int, |
52e405ea | 216 | IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, |
9ded96f2 | 217 | "MMC card detect", data); |
13b9d47e RP |
218 | if (err) { |
219 | printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); | |
220 | return -1; | |
221 | } | |
222 | ||
13b9d47e RP |
223 | return 0; |
224 | } | |
225 | ||
226 | static void poodle_mci_setpower(struct device *dev, unsigned int vdd) | |
227 | { | |
228 | struct pxamci_platform_data* p_d = dev->platform_data; | |
229 | ||
88660351 RP |
230 | if (( 1 << vdd) & p_d->ocr_mask) { |
231 | GPSR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR); | |
232 | mdelay(2); | |
233 | GPSR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1); | |
234 | } else { | |
235 | GPCR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1); | |
236 | GPCR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR); | |
237 | } | |
238 | } | |
239 | ||
240 | static int poodle_mci_get_ro(struct device *dev) | |
241 | { | |
242 | return GPLR(POODLE_GPIO_nSD_WP) & GPIO_bit(POODLE_GPIO_nSD_WP); | |
13b9d47e RP |
243 | } |
244 | ||
88660351 | 245 | |
13b9d47e RP |
246 | static void poodle_mci_exit(struct device *dev, void *data) |
247 | { | |
248 | free_irq(POODLE_IRQ_GPIO_nSD_DETECT, data); | |
249 | } | |
250 | ||
251 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
252 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, | |
253 | .init = poodle_mci_init, | |
88660351 | 254 | .get_ro = poodle_mci_get_ro, |
13b9d47e RP |
255 | .setpower = poodle_mci_setpower, |
256 | .exit = poodle_mci_exit, | |
257 | }; | |
258 | ||
259 | ||
8e4b8715 RP |
260 | /* |
261 | * Irda | |
262 | */ | |
263 | static void poodle_irda_transceiver_mode(struct device *dev, int mode) | |
264 | { | |
265 | if (mode & IR_OFF) { | |
266 | GPSR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); | |
267 | } else { | |
268 | GPCR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); | |
269 | } | |
270 | } | |
271 | ||
272 | static struct pxaficp_platform_data poodle_ficp_platform_data = { | |
273 | .transceiver_cap = IR_SIRMODE | IR_OFF, | |
274 | .transceiver_mode = poodle_irda_transceiver_mode, | |
275 | }; | |
276 | ||
277 | ||
13b9d47e RP |
278 | /* |
279 | * USB Device Controller | |
280 | */ | |
281 | static void poodle_udc_command(int cmd) | |
282 | { | |
283 | switch(cmd) { | |
284 | case PXA2XX_UDC_CMD_CONNECT: | |
285 | GPSR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); | |
286 | break; | |
287 | case PXA2XX_UDC_CMD_DISCONNECT: | |
288 | GPCR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); | |
289 | break; | |
290 | } | |
291 | } | |
292 | ||
293 | static struct pxa2xx_udc_mach_info udc_info __initdata = { | |
294 | /* no connect GPIO; poodle can't tell connection status */ | |
295 | .udc_command = poodle_udc_command, | |
296 | }; | |
297 | ||
298 | ||
1da177e4 | 299 | /* PXAFB device */ |
d14b272b | 300 | static struct pxafb_mode_info poodle_fb_mode = { |
1da177e4 | 301 | .pixclock = 144700, |
1da177e4 LT |
302 | .xres = 320, |
303 | .yres = 240, | |
304 | .bpp = 16, | |
1da177e4 LT |
305 | .hsync_len = 7, |
306 | .left_margin = 11, | |
307 | .right_margin = 30, | |
1da177e4 LT |
308 | .vsync_len = 2, |
309 | .upper_margin = 2, | |
310 | .lower_margin = 0, | |
311 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
d14b272b | 312 | }; |
1da177e4 | 313 | |
d14b272b RP |
314 | static struct pxafb_mach_info poodle_fb_info = { |
315 | .modes = &poodle_fb_mode, | |
316 | .num_modes = 1, | |
1da177e4 LT |
317 | .lccr0 = LCCR0_Act | LCCR0_Sngl | LCCR0_Color, |
318 | .lccr3 = 0, | |
1da177e4 LT |
319 | }; |
320 | ||
321 | static struct platform_device *devices[] __initdata = { | |
faed5684 | 322 | &poodle_locomo_device, |
1da177e4 | 323 | &poodle_scoop_device, |
faed5684 RP |
324 | &poodle_ssp_device, |
325 | &poodle_ts_device, | |
1da177e4 LT |
326 | }; |
327 | ||
74617fb6 RP |
328 | static void poodle_poweroff(void) |
329 | { | |
330 | RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; | |
331 | arm_machine_restart('h'); | |
332 | } | |
333 | ||
334 | static void poodle_restart(char mode) | |
335 | { | |
336 | RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; | |
337 | arm_machine_restart('h'); | |
338 | } | |
339 | ||
1da177e4 LT |
340 | static void __init poodle_init(void) |
341 | { | |
342 | int ret = 0; | |
343 | ||
74617fb6 RP |
344 | pm_power_off = poodle_poweroff; |
345 | arm_pm_restart = poodle_restart; | |
346 | ||
f29d2455 RP |
347 | /* setup sleep mode values */ |
348 | PWER = 0x00000002; | |
349 | PFER = 0x00000000; | |
350 | PRER = 0x00000002; | |
351 | PGSR0 = 0x00008000; | |
352 | PGSR1 = 0x003F0202; | |
353 | PGSR2 = 0x0001C000; | |
354 | PCFR |= PCFR_OPDE; | |
355 | ||
1da177e4 LT |
356 | /* cpu initialize */ |
357 | /* Pgsr Register */ | |
358 | PGSR0 = 0x0146dd80; | |
359 | PGSR1 = 0x03bf0890; | |
360 | PGSR2 = 0x0001c000; | |
361 | ||
362 | /* Alternate Register */ | |
363 | GAFR0_L = 0x01001000; | |
364 | GAFR0_U = 0x591a8010; | |
365 | GAFR1_L = 0x900a8451; | |
366 | GAFR1_U = 0xaaa5aaaa; | |
367 | GAFR2_L = 0x8aaaaaaa; | |
368 | GAFR2_U = 0x00000002; | |
369 | ||
370 | /* Direction Register */ | |
371 | GPDR0 = 0xd3f0904c; | |
372 | GPDR1 = 0xfcffb7d3; | |
373 | GPDR2 = 0x0001ffff; | |
374 | ||
375 | /* Output Register */ | |
376 | GPCR0 = 0x00000000; | |
377 | GPCR1 = 0x00000000; | |
378 | GPCR2 = 0x00000000; | |
379 | ||
380 | GPSR0 = 0x00400000; | |
381 | GPSR1 = 0x00000000; | |
382 | GPSR2 = 0x00000000; | |
383 | ||
faed5684 | 384 | set_pxa_fb_parent(&poodle_locomo_device.dev); |
1da177e4 | 385 | set_pxa_fb_info(&poodle_fb_info); |
13b9d47e | 386 | pxa_gpio_mode(POODLE_GPIO_USB_PULLUP | GPIO_OUT); |
8e4b8715 | 387 | pxa_gpio_mode(POODLE_GPIO_IR_ON | GPIO_OUT); |
13b9d47e RP |
388 | pxa_set_udc_info(&udc_info); |
389 | pxa_set_mci_info(&poodle_mci_platform_data); | |
8e4b8715 | 390 | pxa_set_ficp_info(&poodle_ficp_platform_data); |
1da177e4 | 391 | |
a63ae442 | 392 | platform_scoop_config = &poodle_pcmcia_config; |
0ce7625f | 393 | |
1da177e4 LT |
394 | ret = platform_add_devices(devices, ARRAY_SIZE(devices)); |
395 | if (ret) { | |
396 | printk(KERN_WARNING "poodle: Unable to register LoCoMo device\n"); | |
397 | } | |
faed5684 | 398 | corgi_ssp_set_machinfo(&poodle_ssp_machinfo); |
1da177e4 LT |
399 | } |
400 | ||
401 | static void __init fixup_poodle(struct machine_desc *desc, | |
402 | struct tag *tags, char **cmdline, struct meminfo *mi) | |
403 | { | |
404 | sharpsl_save_param(); | |
b2e6f755 RP |
405 | mi->nr_banks=1; |
406 | mi->bank[0].start = 0xa0000000; | |
407 | mi->bank[0].node = 0; | |
408 | mi->bank[0].size = (32*1024*1024); | |
1da177e4 LT |
409 | } |
410 | ||
1da177e4 | 411 | MACHINE_START(POODLE, "SHARP Poodle") |
e9dea0c6 | 412 | .phys_io = 0x40000000, |
68070bde | 413 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
e9dea0c6 | 414 | .fixup = fixup_poodle, |
f29d2455 | 415 | .map_io = pxa_map_io, |
cd49104d | 416 | .init_irq = pxa25x_init_irq, |
e9dea0c6 RK |
417 | .timer = &pxa_timer, |
418 | .init_machine = poodle_init, | |
1da177e4 | 419 | MACHINE_END |