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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 LT |
20 | #include <linux/fb.h> |
21 | ||
22 | #include <asm/hardware.h> | |
23 | #include <asm/mach-types.h> | |
24 | #include <asm/irq.h> | |
25 | #include <asm/setup.h> | |
26 | ||
27 | #include <asm/mach/arch.h> | |
28 | #include <asm/mach/map.h> | |
29 | #include <asm/mach/irq.h> | |
30 | ||
31 | #include <asm/arch/pxa-regs.h> | |
13b9d47e RP |
32 | #include <asm/arch/mmc.h> |
33 | #include <asm/arch/udc.h> | |
8e4b8715 | 34 | #include <asm/arch/irda.h> |
1da177e4 LT |
35 | #include <asm/arch/poodle.h> |
36 | #include <asm/arch/pxafb.h> | |
37 | ||
38 | #include <asm/hardware/scoop.h> | |
39 | #include <asm/hardware/locomo.h> | |
40 | #include <asm/mach/sharpsl_param.h> | |
41 | ||
42 | #include "generic.h" | |
43 | ||
44 | static struct resource poodle_scoop_resources[] = { | |
45 | [0] = { | |
46 | .start = 0x10800000, | |
47 | .end = 0x10800fff, | |
48 | .flags = IORESOURCE_MEM, | |
49 | }, | |
50 | }; | |
51 | ||
52 | static struct scoop_config poodle_scoop_setup = { | |
53 | .io_dir = POODLE_SCOOP_IO_DIR, | |
54 | .io_out = POODLE_SCOOP_IO_OUT, | |
55 | }; | |
56 | ||
57 | struct platform_device poodle_scoop_device = { | |
58 | .name = "sharp-scoop", | |
59 | .id = -1, | |
60 | .dev = { | |
61 | .platform_data = &poodle_scoop_setup, | |
62 | }, | |
63 | .num_resources = ARRAY_SIZE(poodle_scoop_resources), | |
64 | .resource = poodle_scoop_resources, | |
65 | }; | |
66 | ||
a63ae442 RP |
67 | static void poodle_pcmcia_init(void) |
68 | { | |
69 | /* Setup default state of GPIO outputs | |
70 | before we enable them as outputs. */ | |
71 | GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | | |
72 | GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) | | |
73 | GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) | | |
74 | GPIO_bit(GPIO53_nPCE_2); | |
75 | ||
76 | pxa_gpio_mode(GPIO48_nPOE_MD); | |
77 | pxa_gpio_mode(GPIO49_nPWE_MD); | |
78 | pxa_gpio_mode(GPIO50_nPIOR_MD); | |
79 | pxa_gpio_mode(GPIO51_nPIOW_MD); | |
80 | pxa_gpio_mode(GPIO55_nPREG_MD); | |
81 | pxa_gpio_mode(GPIO56_nPWAIT_MD); | |
82 | pxa_gpio_mode(GPIO57_nIOIS16_MD); | |
83 | pxa_gpio_mode(GPIO52_nPCE_1_MD); | |
84 | pxa_gpio_mode(GPIO53_nPCE_2_MD); | |
85 | pxa_gpio_mode(GPIO54_pSKTSEL_MD); | |
86 | } | |
87 | ||
0ce7625f RP |
88 | static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { |
89 | { | |
90 | .dev = &poodle_scoop_device.dev, | |
91 | .irq = POODLE_IRQ_GPIO_CF_IRQ, | |
92 | .cd_irq = POODLE_IRQ_GPIO_CF_CD, | |
93 | .cd_irq_str = "PCMCIA0 CD", | |
94 | }, | |
95 | }; | |
96 | ||
a63ae442 RP |
97 | static struct scoop_pcmcia_config poodle_pcmcia_config = { |
98 | .devs = &poodle_pcmcia_scoop[0], | |
99 | .num_devs = 1, | |
100 | .pcmcia_init = poodle_pcmcia_init, | |
101 | }; | |
102 | ||
103 | EXPORT_SYMBOL(poodle_scoop_device); | |
104 | ||
1da177e4 LT |
105 | |
106 | /* LoCoMo device */ | |
107 | static struct resource locomo_resources[] = { | |
108 | [0] = { | |
109 | .start = 0x10000000, | |
110 | .end = 0x10001fff, | |
111 | .flags = IORESOURCE_MEM, | |
112 | }, | |
113 | [1] = { | |
114 | .start = IRQ_GPIO(10), | |
115 | .end = IRQ_GPIO(10), | |
116 | .flags = IORESOURCE_IRQ, | |
117 | }, | |
118 | }; | |
119 | ||
120 | static struct platform_device locomo_device = { | |
121 | .name = "locomo", | |
122 | .id = 0, | |
123 | .num_resources = ARRAY_SIZE(locomo_resources), | |
124 | .resource = locomo_resources, | |
125 | }; | |
126 | ||
13b9d47e RP |
127 | |
128 | /* | |
129 | * MMC/SD Device | |
130 | * | |
131 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
132 | * to give the card a chance to fully insert/eject. | |
133 | */ | |
134 | static struct pxamci_platform_data poodle_mci_platform_data; | |
135 | ||
136 | static int poodle_mci_init(struct device *dev, irqreturn_t (*poodle_detect_int)(int, void *, struct pt_regs *), void *data) | |
137 | { | |
138 | int err; | |
139 | ||
140 | /* setup GPIO for PXA25x MMC controller */ | |
141 | pxa_gpio_mode(GPIO6_MMCCLK_MD); | |
142 | pxa_gpio_mode(GPIO8_MMCCS0_MD); | |
143 | pxa_gpio_mode(POODLE_GPIO_nSD_DETECT | GPIO_IN); | |
144 | pxa_gpio_mode(POODLE_GPIO_SD_PWR | GPIO_OUT); | |
145 | ||
146 | poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250); | |
147 | ||
9ded96f2 RK |
148 | err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int, |
149 | SA_INTERRUPT | SA_TRIGGER_RISING | SA_TRIGGER_FALLING, | |
150 | "MMC card detect", data); | |
13b9d47e RP |
151 | if (err) { |
152 | printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); | |
153 | return -1; | |
154 | } | |
155 | ||
13b9d47e RP |
156 | return 0; |
157 | } | |
158 | ||
159 | static void poodle_mci_setpower(struct device *dev, unsigned int vdd) | |
160 | { | |
161 | struct pxamci_platform_data* p_d = dev->platform_data; | |
162 | ||
163 | if (( 1 << vdd) & p_d->ocr_mask) | |
164 | GPSR1 = GPIO_bit(POODLE_GPIO_SD_PWR); | |
165 | else | |
166 | GPCR1 = GPIO_bit(POODLE_GPIO_SD_PWR); | |
167 | } | |
168 | ||
169 | static void poodle_mci_exit(struct device *dev, void *data) | |
170 | { | |
171 | free_irq(POODLE_IRQ_GPIO_nSD_DETECT, data); | |
172 | } | |
173 | ||
174 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
175 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, | |
176 | .init = poodle_mci_init, | |
177 | .setpower = poodle_mci_setpower, | |
178 | .exit = poodle_mci_exit, | |
179 | }; | |
180 | ||
181 | ||
8e4b8715 RP |
182 | /* |
183 | * Irda | |
184 | */ | |
185 | static void poodle_irda_transceiver_mode(struct device *dev, int mode) | |
186 | { | |
187 | if (mode & IR_OFF) { | |
188 | GPSR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); | |
189 | } else { | |
190 | GPCR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); | |
191 | } | |
192 | } | |
193 | ||
194 | static struct pxaficp_platform_data poodle_ficp_platform_data = { | |
195 | .transceiver_cap = IR_SIRMODE | IR_OFF, | |
196 | .transceiver_mode = poodle_irda_transceiver_mode, | |
197 | }; | |
198 | ||
199 | ||
13b9d47e RP |
200 | /* |
201 | * USB Device Controller | |
202 | */ | |
203 | static void poodle_udc_command(int cmd) | |
204 | { | |
205 | switch(cmd) { | |
206 | case PXA2XX_UDC_CMD_CONNECT: | |
207 | GPSR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); | |
208 | break; | |
209 | case PXA2XX_UDC_CMD_DISCONNECT: | |
210 | GPCR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); | |
211 | break; | |
212 | } | |
213 | } | |
214 | ||
215 | static struct pxa2xx_udc_mach_info udc_info __initdata = { | |
216 | /* no connect GPIO; poodle can't tell connection status */ | |
217 | .udc_command = poodle_udc_command, | |
218 | }; | |
219 | ||
220 | ||
1da177e4 LT |
221 | /* PXAFB device */ |
222 | static struct pxafb_mach_info poodle_fb_info __initdata = { | |
223 | .pixclock = 144700, | |
224 | ||
225 | .xres = 320, | |
226 | .yres = 240, | |
227 | .bpp = 16, | |
228 | ||
229 | .hsync_len = 7, | |
230 | .left_margin = 11, | |
231 | .right_margin = 30, | |
232 | ||
233 | .vsync_len = 2, | |
234 | .upper_margin = 2, | |
235 | .lower_margin = 0, | |
236 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
237 | ||
238 | .lccr0 = LCCR0_Act | LCCR0_Sngl | LCCR0_Color, | |
239 | .lccr3 = 0, | |
240 | ||
241 | .pxafb_backlight_power = NULL, | |
242 | .pxafb_lcd_power = NULL, | |
243 | }; | |
244 | ||
245 | static struct platform_device *devices[] __initdata = { | |
246 | &locomo_device, | |
247 | &poodle_scoop_device, | |
248 | }; | |
249 | ||
250 | static void __init poodle_init(void) | |
251 | { | |
252 | int ret = 0; | |
253 | ||
f29d2455 RP |
254 | /* setup sleep mode values */ |
255 | PWER = 0x00000002; | |
256 | PFER = 0x00000000; | |
257 | PRER = 0x00000002; | |
258 | PGSR0 = 0x00008000; | |
259 | PGSR1 = 0x003F0202; | |
260 | PGSR2 = 0x0001C000; | |
261 | PCFR |= PCFR_OPDE; | |
262 | ||
1da177e4 LT |
263 | /* cpu initialize */ |
264 | /* Pgsr Register */ | |
265 | PGSR0 = 0x0146dd80; | |
266 | PGSR1 = 0x03bf0890; | |
267 | PGSR2 = 0x0001c000; | |
268 | ||
269 | /* Alternate Register */ | |
270 | GAFR0_L = 0x01001000; | |
271 | GAFR0_U = 0x591a8010; | |
272 | GAFR1_L = 0x900a8451; | |
273 | GAFR1_U = 0xaaa5aaaa; | |
274 | GAFR2_L = 0x8aaaaaaa; | |
275 | GAFR2_U = 0x00000002; | |
276 | ||
277 | /* Direction Register */ | |
278 | GPDR0 = 0xd3f0904c; | |
279 | GPDR1 = 0xfcffb7d3; | |
280 | GPDR2 = 0x0001ffff; | |
281 | ||
282 | /* Output Register */ | |
283 | GPCR0 = 0x00000000; | |
284 | GPCR1 = 0x00000000; | |
285 | GPCR2 = 0x00000000; | |
286 | ||
287 | GPSR0 = 0x00400000; | |
288 | GPSR1 = 0x00000000; | |
289 | GPSR2 = 0x00000000; | |
290 | ||
291 | set_pxa_fb_info(&poodle_fb_info); | |
13b9d47e | 292 | pxa_gpio_mode(POODLE_GPIO_USB_PULLUP | GPIO_OUT); |
8e4b8715 | 293 | pxa_gpio_mode(POODLE_GPIO_IR_ON | GPIO_OUT); |
13b9d47e RP |
294 | pxa_set_udc_info(&udc_info); |
295 | pxa_set_mci_info(&poodle_mci_platform_data); | |
8e4b8715 | 296 | pxa_set_ficp_info(&poodle_ficp_platform_data); |
1da177e4 | 297 | |
a63ae442 | 298 | platform_scoop_config = &poodle_pcmcia_config; |
0ce7625f | 299 | |
1da177e4 LT |
300 | ret = platform_add_devices(devices, ARRAY_SIZE(devices)); |
301 | if (ret) { | |
302 | printk(KERN_WARNING "poodle: Unable to register LoCoMo device\n"); | |
303 | } | |
304 | } | |
305 | ||
306 | static void __init fixup_poodle(struct machine_desc *desc, | |
307 | struct tag *tags, char **cmdline, struct meminfo *mi) | |
308 | { | |
309 | sharpsl_save_param(); | |
b2e6f755 RP |
310 | mi->nr_banks=1; |
311 | mi->bank[0].start = 0xa0000000; | |
312 | mi->bank[0].node = 0; | |
313 | mi->bank[0].size = (32*1024*1024); | |
1da177e4 LT |
314 | } |
315 | ||
1da177e4 | 316 | MACHINE_START(POODLE, "SHARP Poodle") |
e9dea0c6 | 317 | .phys_io = 0x40000000, |
68070bde | 318 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
e9dea0c6 | 319 | .fixup = fixup_poodle, |
f29d2455 | 320 | .map_io = pxa_map_io, |
e9dea0c6 RK |
321 | .init_irq = pxa_init_irq, |
322 | .timer = &pxa_timer, | |
323 | .init_machine = poodle_init, | |
1da177e4 | 324 | MACHINE_END |