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[ARM] 2915/1: SA1100 Collie: Correct scoop device calls
[deliverable/linux.git] / arch / arm / mach-pxa / corgi.c
CommitLineData
1da177e4
LT		 1/*
2 * Support for Sharp SL-C7xx PDAs
3 * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky)
4 *
5 * Copyright (c) 2004-2005 Richard Purdie
6 *
7 * Based on Sharp's 2.4 kernel patches/lubbock.c
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
15#include <linux/kernel.h>
16#include <linux/init.h>
17#include <linux/device.h>
18#include <linux/major.h>
19#include <linux/fs.h>
20#include <linux/interrupt.h>
21#include <linux/mmc/host.h>
22
23#include <asm/setup.h>
24#include <asm/memory.h>
25#include <asm/mach-types.h>
26#include <asm/hardware.h>
27#include <asm/irq.h>
28#include <asm/io.h>
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>
35#include <asm/arch/irq.h>
36#include <asm/arch/mmc.h>
37#include <asm/arch/udc.h>
38#include <asm/arch/corgi.h>
39
40#include <asm/mach/sharpsl_param.h>
41#include <asm/hardware/scoop.h>
1da177e4
LT		 42
43#include "generic.h"
50a5de44 44#include "sharpsl.h"
1da177e4
LT		 45
46
47/*
48 * Corgi SCOOP Device
49 */
50static struct resource corgi_scoop_resources[] = {
51 [0] = {
52 .start = 0x10800000,
53 .end = 0x10800fff,
54 .flags = IORESOURCE_MEM,
55 },
56};
57
58static struct scoop_config corgi_scoop_setup = {
59 .io_dir = CORGI_SCOOP_IO_DIR,
60 .io_out = CORGI_SCOOP_IO_OUT,
61};
62
0ce7625f
RP		 63static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
64{
65 .dev = &corgiscoop_device.dev,
66 .irq = CORGI_IRQ_GPIO_CF_IRQ,
67 .cd_irq = CORGI_IRQ_GPIO_CF_CD,
68 .cd_irq_str = "PCMCIA0 CD",
69},
70};
71
1da177e4
LT		 72struct platform_device corgiscoop_device = {
73 .name = "sharp-scoop",
74 .id = -1,
75 .dev = {
76 .platform_data = &corgi_scoop_setup,
77 },
78 .num_resources = ARRAY_SIZE(corgi_scoop_resources),
79 .resource = corgi_scoop_resources,
80};
81
82
83/*
84 * Corgi SSP Device
85 *
86 * Set the parent as the scoop device because a lot of SSP devices
87 * also use scoop functions and this makes the power up/down order
88 * work correctly.
89 */
41b1bce8 90struct platform_device corgissp_device = {
1da177e4
LT		 91 .name = "corgi-ssp",
92 .dev = {
93 .parent = &corgiscoop_device.dev,
94 },
95 .id = -1,
96};
97
50a5de44
RP		 98struct corgissp_machinfo corgi_ssp_machinfo = {
99 .port = 1,
100 .cs_lcdcon = CORGI_GPIO_LCDCON_CS,
101 .cs_ads7846 = CORGI_GPIO_ADS7846_CS,
102 .cs_max1111 = CORGI_GPIO_MAX1111_CS,
103 .clk_lcdcon = 76,
104 .clk_ads7846 = 2,
105 .clk_max1111 = 8,
106};
107
1da177e4 108
1da177e4
LT		 109/*
110 * Corgi Backlight Device
111 */
1351e6e0
RP		 112static struct corgibl_machinfo corgi_bl_machinfo = {
113 .max_intensity = 0x2f,
114 .set_bl_intensity = corgi_bl_set_intensity,
115};
116
1da177e4
LT		 117static struct platform_device corgibl_device = {
118 .name = "corgi-bl",
119 .dev = {
120 .parent = &corgifb_device.dev,
1351e6e0 121 .platform_data = &corgi_bl_machinfo,
1da177e4
LT		 122 },
123 .id = -1,
124};
125
126
f7ceff34
RP		 127/*
128 * Corgi Keyboard Device
129 */
130static struct platform_device corgikbd_device = {
131 .name = "corgi-keyboard",
132 .id = -1,
133};
134
135
136/*
137 * Corgi Touch Screen Device
138 */
513b6e1a
RP		 139static struct resource corgits_resources[] = {
140 [0] = {
141 .start = CORGI_IRQ_GPIO_TP_INT,
142 .end = CORGI_IRQ_GPIO_TP_INT,
143 .flags = IORESOURCE_IRQ,
144 },
145};
146
147static struct corgits_machinfo corgi_ts_machinfo = {
148 .get_hsync_len = corgi_get_hsync_len,
149 .put_hsync = corgi_put_hsync,
150 .wait_hsync = corgi_wait_hsync,
151};
152
f7ceff34
RP		 153static struct platform_device corgits_device = {
154 .name = "corgi-ts",
155 .dev = {
156 .parent = &corgissp_device.dev,
513b6e1a 157 .platform_data = &corgi_ts_machinfo,
f7ceff34
RP		 158 },
159 .id = -1,
513b6e1a
RP		 160 .num_resources = ARRAY_SIZE(corgits_resources),
161 .resource = corgits_resources,
f7ceff34
RP		 162};
163
164
1da177e4
LT		 165/*
166 * MMC/SD Device
167 *
aa6c2e79 168 * The card detect interrupt isn't debounced so we delay it by 250ms
1da177e4
LT		 169 * to give the card a chance to fully insert/eject.
170 */
aa6c2e79 171static struct pxamci_platform_data corgi_mci_platform_data;
1da177e4 172
aa6c2e79 173static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(int, void *, struct pt_regs *), void *data)
1da177e4
LT		 174{
175 int err;
176
177 /* setup GPIO for PXA25x MMC controller */
178 pxa_gpio_mode(GPIO6_MMCCLK_MD);
179 pxa_gpio_mode(GPIO8_MMCCS0_MD);
180 pxa_gpio_mode(CORGI_GPIO_nSD_DETECT | GPIO_IN);
181 pxa_gpio_mode(CORGI_GPIO_SD_PWR | GPIO_OUT);
182
aa6c2e79 183 corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250);
1da177e4 184
aa6c2e79 185 err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int, SA_INTERRUPT,
1da177e4
LT		 186 "MMC card detect", data);
187 if (err) {
188 printk(KERN_ERR "corgi_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
189 return -1;
190 }
191
192 set_irq_type(CORGI_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE);
193
194 return 0;
195}
196
197static void corgi_mci_setpower(struct device *dev, unsigned int vdd)
198{
199 struct pxamci_platform_data* p_d = dev->platform_data;
200
201 if (( 1 << vdd) & p_d->ocr_mask) {
202 printk(KERN_DEBUG "%s: on\n", __FUNCTION__);
203 GPSR1 = GPIO_bit(CORGI_GPIO_SD_PWR);
204 } else {
205 printk(KERN_DEBUG "%s: off\n", __FUNCTION__);
206 GPCR1 = GPIO_bit(CORGI_GPIO_SD_PWR);
207 }
208}
209
3870ee8c
RP		 210static int corgi_mci_get_ro(struct device *dev)
211{
212 return GPLR(CORGI_GPIO_nSD_WP) & GPIO_bit(CORGI_GPIO_nSD_WP);
213}
214
1da177e4
LT		 215static void corgi_mci_exit(struct device *dev, void *data)
216{
217 free_irq(CORGI_IRQ_GPIO_nSD_DETECT, data);
1da177e4
LT		 218}
219
220static struct pxamci_platform_data corgi_mci_platform_data = {
221 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
222 .init = corgi_mci_init,
3870ee8c 223 .get_ro = corgi_mci_get_ro,
1da177e4
LT		 224 .setpower = corgi_mci_setpower,
225 .exit = corgi_mci_exit,
226};
227
228
f7ceff34 229
1da177e4
LT		 230/*
231 * USB Device Controller
232 */
233static void corgi_udc_command(int cmd)
234{
235 switch(cmd) {
236 case PXA2XX_UDC_CMD_CONNECT:
237 GPSR(CORGI_GPIO_USB_PULLUP) = GPIO_bit(CORGI_GPIO_USB_PULLUP);
238 break;
239 case PXA2XX_UDC_CMD_DISCONNECT:
240 GPCR(CORGI_GPIO_USB_PULLUP) = GPIO_bit(CORGI_GPIO_USB_PULLUP);
241 break;
242 }
243}
244
245static struct pxa2xx_udc_mach_info udc_info __initdata = {
246 /* no connect GPIO; corgi can't tell connection status */
247 .udc_command = corgi_udc_command,
248};
249
250
251static struct platform_device *devices[] __initdata = {
252 &corgiscoop_device,
253 &corgissp_device,
254 &corgifb_device,
f7ceff34 255 &corgikbd_device,
1da177e4 256 &corgibl_device,
f7ceff34 257 &corgits_device,
1da177e4
LT		 258};
259
260static void __init corgi_init(void)
261{
50a5de44
RP		 262 corgi_ssp_set_machinfo(&corgi_ssp_machinfo);
263
1da177e4 264 pxa_gpio_mode(CORGI_GPIO_USB_PULLUP | GPIO_OUT);
513b6e1a 265 pxa_gpio_mode(CORGI_GPIO_HSYNC | GPIO_IN);
1da177e4
LT		 266 pxa_set_udc_info(&udc_info);
267 pxa_set_mci_info(&corgi_mci_platform_data);
268
0ce7625f
RP		 269 scoop_num = 1;
270 scoop_devs = &corgi_pcmcia_scoop[0];
271
1da177e4
LT		 272 platform_add_devices(devices, ARRAY_SIZE(devices));
273}
274
275static void __init fixup_corgi(struct machine_desc *desc,
276 struct tag *tags, char **cmdline, struct meminfo *mi)
277{
278 sharpsl_save_param();
279 mi->nr_banks=1;
280 mi->bank[0].start = 0xa0000000;
281 mi->bank[0].node = 0;
282 if (machine_is_corgi())
283 mi->bank[0].size = (32*1024*1024);
284 else
285 mi->bank[0].size = (64*1024*1024);
286}
287
288static void __init corgi_init_irq(void)
289{
290 pxa_init_irq();
291}
292
293static struct map_desc corgi_io_desc[] __initdata = {
294/* virtual physical length */
295/* { 0xf1000000, 0x08000000, 0x01000000, MT_DEVICE },*/ /* LCDC (readable for Qt driver) */
296/* { 0xef700000, 0x10800000, 0x00001000, MT_DEVICE },*/ /* SCOOP */
297 { 0xef800000, 0x00000000, 0x00800000, MT_DEVICE }, /* Boot Flash */
298};
299
300static void __init corgi_map_io(void)
301{
302 pxa_map_io();
303 iotable_init(corgi_io_desc,ARRAY_SIZE(corgi_io_desc));
304
305 /* setup sleep mode values */
306 PWER = 0x00000002;
307 PFER = 0x00000000;
308 PRER = 0x00000002;
309 PGSR0 = 0x0158C000;
310 PGSR1 = 0x00FF0080;
311 PGSR2 = 0x0001C004;
312 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
313 PCFR |= PCFR_OPDE;
314}
315
316#ifdef CONFIG_MACH_CORGI
317MACHINE_START(CORGI, "SHARP Corgi")
e9dea0c6
RK		 318 .phys_ram = 0xa0000000,
319 .phys_io = 0x40000000,
68070bde 320 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
e9dea0c6
RK		 321 .fixup = fixup_corgi,
322 .map_io = corgi_map_io,
323 .init_irq = corgi_init_irq,
324 .init_machine = corgi_init,
325 .timer = &pxa_timer,
1da177e4
LT		 326MACHINE_END
327#endif
328
329#ifdef CONFIG_MACH_SHEPHERD
330MACHINE_START(SHEPHERD, "SHARP Shepherd")
e9dea0c6
RK		 331 .phys_ram = 0xa0000000,
332 .phys_io = 0x40000000,
68070bde 333 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
e9dea0c6
RK		 334 .fixup = fixup_corgi,
335 .map_io = corgi_map_io,
336 .init_irq = corgi_init_irq,
337 .init_machine = corgi_init,
338 .timer = &pxa_timer,
1da177e4
LT		 339MACHINE_END
340#endif
341
342#ifdef CONFIG_MACH_HUSKY
343MACHINE_START(HUSKY, "SHARP Husky")
e9dea0c6
RK		 344 .phys_ram = 0xa0000000,
345 .phys_io = 0x40000000,
68070bde 346 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
e9dea0c6
RK		 347 .fixup = fixup_corgi,
348 .map_io = corgi_map_io,
349 .init_irq = corgi_init_irq,
350 .init_machine = corgi_init,
351 .timer = &pxa_timer,
1da177e4
LT		 352MACHINE_END
353#endif
354
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