2 * linux/arch/arm/mach-pxa/poodle.c
4 * Support for the SHARP Poodle Board.
7 * linux/arch/arm/mach-pxa/lubbock.c Author: Nicolas Pitre
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.
14 * 12-Dec-2002 Sharp Corporation for Poodle
15 * John Lenz <lenz@cs.wisc.edu> updates to 2.6
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/platform_device.h>
22 #include <linux/delay.h>
24 #include <mach/hardware.h>
25 #include <asm/mach-types.h>
27 #include <asm/setup.h>
28 #include <asm/system.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/map.h>
32 #include <asm/mach/irq.h>
34 #include <mach/pxa-regs.h>
35 #include <mach/pxa2xx-regs.h>
36 #include <mach/pxa2xx-gpio.h>
39 #include <mach/irda.h>
40 #include <mach/poodle.h>
41 #include <mach/pxafb.h>
42 #include <mach/sharpsl.h>
45 #include <asm/hardware/scoop.h>
46 #include <asm/hardware/locomo.h>
47 #include <asm/mach/sharpsl_param.h>
53 static struct resource poodle_scoop_resources
[] = {
57 .flags
= IORESOURCE_MEM
,
61 static struct scoop_config poodle_scoop_setup
= {
62 .io_dir
= POODLE_SCOOP_IO_DIR
,
63 .io_out
= POODLE_SCOOP_IO_OUT
,
66 struct platform_device poodle_scoop_device
= {
67 .name
= "sharp-scoop",
70 .platform_data
= &poodle_scoop_setup
,
72 .num_resources
= ARRAY_SIZE(poodle_scoop_resources
),
73 .resource
= poodle_scoop_resources
,
76 static void poodle_pcmcia_init(void)
78 /* Setup default state of GPIO outputs
79 before we enable them as outputs. */
80 GPSR(GPIO48_nPOE
) = GPIO_bit(GPIO48_nPOE
) |
81 GPIO_bit(GPIO49_nPWE
) | GPIO_bit(GPIO50_nPIOR
) |
82 GPIO_bit(GPIO51_nPIOW
) | GPIO_bit(GPIO52_nPCE_1
) |
83 GPIO_bit(GPIO53_nPCE_2
);
85 pxa_gpio_mode(GPIO48_nPOE_MD
);
86 pxa_gpio_mode(GPIO49_nPWE_MD
);
87 pxa_gpio_mode(GPIO50_nPIOR_MD
);
88 pxa_gpio_mode(GPIO51_nPIOW_MD
);
89 pxa_gpio_mode(GPIO55_nPREG_MD
);
90 pxa_gpio_mode(GPIO56_nPWAIT_MD
);
91 pxa_gpio_mode(GPIO57_nIOIS16_MD
);
92 pxa_gpio_mode(GPIO52_nPCE_1_MD
);
93 pxa_gpio_mode(GPIO53_nPCE_2_MD
);
94 pxa_gpio_mode(GPIO54_pSKTSEL_MD
);
97 static struct scoop_pcmcia_dev poodle_pcmcia_scoop
[] = {
99 .dev
= &poodle_scoop_device
.dev
,
100 .irq
= POODLE_IRQ_GPIO_CF_IRQ
,
101 .cd_irq
= POODLE_IRQ_GPIO_CF_CD
,
102 .cd_irq_str
= "PCMCIA0 CD",
106 static struct scoop_pcmcia_config poodle_pcmcia_config
= {
107 .devs
= &poodle_pcmcia_scoop
[0],
109 .pcmcia_init
= poodle_pcmcia_init
,
112 EXPORT_SYMBOL(poodle_scoop_device
);
116 static struct resource locomo_resources
[] = {
120 .flags
= IORESOURCE_MEM
,
123 .start
= IRQ_GPIO(10),
125 .flags
= IORESOURCE_IRQ
,
129 struct platform_device poodle_locomo_device
= {
132 .num_resources
= ARRAY_SIZE(locomo_resources
),
133 .resource
= locomo_resources
,
136 EXPORT_SYMBOL(poodle_locomo_device
);
142 struct platform_device poodle_ssp_device
= {
147 struct corgissp_machinfo poodle_ssp_machinfo
= {
159 * Poodle Touch Screen Device
161 static struct resource poodlets_resources
[] = {
163 .start
= POODLE_IRQ_GPIO_TP_INT
,
164 .end
= POODLE_IRQ_GPIO_TP_INT
,
165 .flags
= IORESOURCE_IRQ
,
169 static unsigned long poodle_get_hsync_invperiod(void)
174 static void poodle_null_hsync(void)
178 static struct corgits_machinfo poodle_ts_machinfo
= {
179 .get_hsync_invperiod
= poodle_get_hsync_invperiod
,
180 .put_hsync
= poodle_null_hsync
,
181 .wait_hsync
= poodle_null_hsync
,
184 static struct platform_device poodle_ts_device
= {
187 .platform_data
= &poodle_ts_machinfo
,
190 .num_resources
= ARRAY_SIZE(poodlets_resources
),
191 .resource
= poodlets_resources
,
198 * The card detect interrupt isn't debounced so we delay it by 250ms
199 * to give the card a chance to fully insert/eject.
201 static struct pxamci_platform_data poodle_mci_platform_data
;
203 static int poodle_mci_init(struct device
*dev
, irq_handler_t poodle_detect_int
, void *data
)
207 /* setup GPIO for PXA25x MMC controller */
208 pxa_gpio_mode(GPIO6_MMCCLK_MD
);
209 pxa_gpio_mode(GPIO8_MMCCS0_MD
);
210 pxa_gpio_mode(POODLE_GPIO_nSD_DETECT
| GPIO_IN
);
211 pxa_gpio_mode(POODLE_GPIO_nSD_WP
| GPIO_IN
);
212 pxa_gpio_mode(POODLE_GPIO_SD_PWR
| GPIO_OUT
);
213 pxa_gpio_mode(POODLE_GPIO_SD_PWR1
| GPIO_OUT
);
215 poodle_mci_platform_data
.detect_delay
= msecs_to_jiffies(250);
217 err
= request_irq(POODLE_IRQ_GPIO_nSD_DETECT
, poodle_detect_int
,
218 IRQF_DISABLED
| IRQF_TRIGGER_RISING
| IRQF_TRIGGER_FALLING
,
219 "MMC card detect", data
);
221 printk(KERN_ERR
"poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
226 static void poodle_mci_setpower(struct device
*dev
, unsigned int vdd
)
228 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
230 if (( 1 << vdd
) & p_d
->ocr_mask
) {
231 GPSR(POODLE_GPIO_SD_PWR
) = GPIO_bit(POODLE_GPIO_SD_PWR
);
233 GPSR(POODLE_GPIO_SD_PWR1
) = GPIO_bit(POODLE_GPIO_SD_PWR1
);
235 GPCR(POODLE_GPIO_SD_PWR1
) = GPIO_bit(POODLE_GPIO_SD_PWR1
);
236 GPCR(POODLE_GPIO_SD_PWR
) = GPIO_bit(POODLE_GPIO_SD_PWR
);
240 static int poodle_mci_get_ro(struct device
*dev
)
242 return GPLR(POODLE_GPIO_nSD_WP
) & GPIO_bit(POODLE_GPIO_nSD_WP
);
246 static void poodle_mci_exit(struct device
*dev
, void *data
)
248 free_irq(POODLE_IRQ_GPIO_nSD_DETECT
, data
);
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
,
254 .get_ro
= poodle_mci_get_ro
,
255 .setpower
= poodle_mci_setpower
,
256 .exit
= poodle_mci_exit
,
263 static void poodle_irda_transceiver_mode(struct device
*dev
, int mode
)
266 GPSR(POODLE_GPIO_IR_ON
) = GPIO_bit(POODLE_GPIO_IR_ON
);
268 GPCR(POODLE_GPIO_IR_ON
) = GPIO_bit(POODLE_GPIO_IR_ON
);
270 pxa2xx_transceiver_mode(dev
, mode
);
273 static struct pxaficp_platform_data poodle_ficp_platform_data
= {
274 .transceiver_cap
= IR_SIRMODE
| IR_OFF
,
275 .transceiver_mode
= poodle_irda_transceiver_mode
,
280 * USB Device Controller
282 static void poodle_udc_command(int cmd
)
285 case PXA2XX_UDC_CMD_CONNECT
:
286 GPSR(POODLE_GPIO_USB_PULLUP
) = GPIO_bit(POODLE_GPIO_USB_PULLUP
);
288 case PXA2XX_UDC_CMD_DISCONNECT
:
289 GPCR(POODLE_GPIO_USB_PULLUP
) = GPIO_bit(POODLE_GPIO_USB_PULLUP
);
294 static struct pxa2xx_udc_mach_info udc_info __initdata
= {
295 /* no connect GPIO; poodle can't tell connection status */
296 .udc_command
= poodle_udc_command
,
301 static struct pxafb_mode_info poodle_fb_mode
= {
312 .sync
= FB_SYNC_HOR_HIGH_ACT
| FB_SYNC_VERT_HIGH_ACT
,
315 static struct pxafb_mach_info poodle_fb_info
= {
316 .modes
= &poodle_fb_mode
,
318 .lccr0
= LCCR0_Act
| LCCR0_Sngl
| LCCR0_Color
,
322 static struct platform_device
*devices
[] __initdata
= {
323 &poodle_locomo_device
,
324 &poodle_scoop_device
,
329 static void poodle_poweroff(void)
331 arm_machine_restart('h');
334 static void poodle_restart(char mode
)
336 arm_machine_restart('h');
339 static void __init
poodle_init(void)
343 pm_power_off
= poodle_poweroff
;
344 arm_pm_restart
= poodle_restart
;
346 /* setup sleep mode values */
361 /* Alternate Register */
362 GAFR0_L
= 0x01001000;
363 GAFR0_U
= 0x591a8010;
364 GAFR1_L
= 0x900a8451;
365 GAFR1_U
= 0xaaa5aaaa;
366 GAFR2_L
= 0x8aaaaaaa;
367 GAFR2_U
= 0x00000002;
369 /* Direction Register */
374 /* Output Register */
383 set_pxa_fb_parent(&poodle_locomo_device
.dev
);
384 set_pxa_fb_info(&poodle_fb_info
);
385 pxa_gpio_mode(POODLE_GPIO_USB_PULLUP
| GPIO_OUT
);
386 pxa_gpio_mode(POODLE_GPIO_IR_ON
| GPIO_OUT
);
387 pxa_set_udc_info(&udc_info
);
388 pxa_set_mci_info(&poodle_mci_platform_data
);
389 pxa_set_ficp_info(&poodle_ficp_platform_data
);
391 platform_scoop_config
= &poodle_pcmcia_config
;
393 ret
= platform_add_devices(devices
, ARRAY_SIZE(devices
));
395 printk(KERN_WARNING
"poodle: Unable to register LoCoMo device\n");
397 corgi_ssp_set_machinfo(&poodle_ssp_machinfo
);
400 static void __init
fixup_poodle(struct machine_desc
*desc
,
401 struct tag
*tags
, char **cmdline
, struct meminfo
*mi
)
403 sharpsl_save_param();
405 mi
->bank
[0].start
= 0xa0000000;
406 mi
->bank
[0].node
= 0;
407 mi
->bank
[0].size
= (32*1024*1024);
410 MACHINE_START(POODLE
, "SHARP Poodle")
411 .phys_io
= 0x40000000,
412 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
413 .fixup
= fixup_poodle
,
414 .map_io
= pxa_map_io
,
415 .init_irq
= pxa25x_init_irq
,
417 .init_machine
= poodle_init
,