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/export.h>
20 #include <linux/platform_device.h>
23 #include <linux/delay.h>
24 #include <linux/mtd/physmap.h>
25 #include <linux/gpio.h>
26 #include <linux/i2c.h>
27 #include <linux/i2c/pxa-i2c.h>
28 #include <linux/spi/spi.h>
29 #include <linux/spi/ads7846.h>
30 #include <linux/spi/pxa2xx_spi.h>
31 #include <linux/mtd/sharpsl.h>
33 #include <mach/hardware.h>
34 #include <asm/mach-types.h>
36 #include <asm/setup.h>
37 #include <asm/system.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41 #include <asm/mach/irq.h>
43 #include <mach/pxa25x.h>
46 #include <mach/irda.h>
47 #include <mach/poodle.h>
48 #include <mach/pxafb.h>
50 #include <asm/hardware/scoop.h>
51 #include <asm/hardware/locomo.h>
52 #include <asm/mach/sharpsl_param.h>
57 static unsigned long poodle_pin_config[] __initdata = {
70 GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */
73 GPIO28_I2S_BITCLK_OUT,
111 GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */
112 GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */
113 GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */
114 GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */
116 GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */
117 GPIO22_GPIO, /* POODLE_GPIO_IR_ON */
120 static struct resource poodle_scoop_resources[] = {
124 .flags = IORESOURCE_MEM,
128 static struct scoop_config poodle_scoop_setup = {
129 .io_dir = POODLE_SCOOP_IO_DIR,
130 .io_out = POODLE_SCOOP_IO_OUT,
131 .gpio_base = POODLE_SCOOP_GPIO_BASE,
134 struct platform_device poodle_scoop_device = {
135 .name = "sharp-scoop",
138 .platform_data = &poodle_scoop_setup,
140 .num_resources = ARRAY_SIZE(poodle_scoop_resources),
141 .resource = poodle_scoop_resources,
144 static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
146 .dev = &poodle_scoop_device.dev,
147 .irq = POODLE_IRQ_GPIO_CF_IRQ,
148 .cd_irq = POODLE_IRQ_GPIO_CF_CD,
149 .cd_irq_str = "PCMCIA0 CD",
153 static struct scoop_pcmcia_config poodle_pcmcia_config = {
154 .devs = &poodle_pcmcia_scoop[0],
158 EXPORT_SYMBOL(poodle_scoop_device);
162 static struct resource locomo_resources[] = {
166 .flags = IORESOURCE_MEM,
169 .start = IRQ_GPIO(10),
171 .flags = IORESOURCE_IRQ,
175 static struct locomo_platform_data locomo_info = {
176 .irq_base = IRQ_BOARD_START,
179 struct platform_device poodle_locomo_device = {
182 .num_resources = ARRAY_SIZE(locomo_resources),
183 .resource = locomo_resources,
185 .platform_data = &locomo_info,
189 EXPORT_SYMBOL(poodle_locomo_device);
191 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
192 static struct pxa2xx_spi_master poodle_spi_info = {
196 static struct ads7846_platform_data poodle_ads7846_info = {
198 .vref_delay_usecs = 100,
201 .gpio_pendown = POODLE_GPIO_TP_INT,
204 static struct pxa2xx_spi_chip poodle_ads7846_chip = {
205 .gpio_cs = POODLE_GPIO_TP_CS,
208 static struct spi_board_info poodle_spi_devices[] = {
210 .modalias = "ads7846",
211 .max_speed_hz = 10000,
213 .platform_data = &poodle_ads7846_info,
214 .controller_data= &poodle_ads7846_chip,
215 .irq = gpio_to_irq(POODLE_GPIO_TP_INT),
219 static void __init poodle_init_spi(void)
221 pxa2xx_set_spi_info(1, &poodle_spi_info);
222 spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices));
225 static inline void poodle_init_spi(void) {}
231 * The card detect interrupt isn't debounced so we delay it by 250ms
232 * to give the card a chance to fully insert/eject.
234 static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
238 err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
242 err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1");
246 gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
247 gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
252 gpio_free(POODLE_GPIO_SD_PWR);
257 static void poodle_mci_setpower(struct device *dev, unsigned int vdd)
259 struct pxamci_platform_data* p_d = dev->platform_data;
261 if ((1 << vdd) & p_d->ocr_mask) {
262 gpio_set_value(POODLE_GPIO_SD_PWR, 1);
264 gpio_set_value(POODLE_GPIO_SD_PWR1, 1);
266 gpio_set_value(POODLE_GPIO_SD_PWR1, 0);
267 gpio_set_value(POODLE_GPIO_SD_PWR, 0);
271 static void poodle_mci_exit(struct device *dev, void *data)
273 gpio_free(POODLE_GPIO_SD_PWR1);
274 gpio_free(POODLE_GPIO_SD_PWR);
277 static struct pxamci_platform_data poodle_mci_platform_data = {
278 .detect_delay_ms = 250,
279 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
280 .init = poodle_mci_init,
281 .setpower = poodle_mci_setpower,
282 .exit = poodle_mci_exit,
283 .gpio_card_detect = POODLE_GPIO_nSD_DETECT,
284 .gpio_card_ro = POODLE_GPIO_nSD_WP,
292 static struct pxaficp_platform_data poodle_ficp_platform_data = {
293 .gpio_pwdown = POODLE_GPIO_IR_ON,
294 .transceiver_cap = IR_SIRMODE | IR_OFF,
299 * USB Device Controller
301 static struct pxa2xx_udc_mach_info udc_info __initdata = {
302 /* no connect GPIO; poodle can't tell connection status */
303 .gpio_pullup = POODLE_GPIO_USB_PULLUP,
308 static struct pxafb_mode_info poodle_fb_mode = {
319 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
322 static struct pxafb_mach_info poodle_fb_info = {
323 .modes = &poodle_fb_mode,
325 .lcd_conn = LCD_COLOR_TFT_16BPP,
328 static struct mtd_partition sharpsl_nand_partitions[] = {
330 .name = "System Area",
332 .size = 7 * 1024 * 1024,
335 .name = "Root Filesystem",
336 .offset = 7 * 1024 * 1024,
337 .size = 22 * 1024 * 1024,
340 .name = "Home Filesystem",
341 .offset = MTDPART_OFS_APPEND,
342 .size = MTDPART_SIZ_FULL,
346 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
348 static struct nand_bbt_descr sharpsl_bbt = {
352 .pattern = scan_ff_pattern
355 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
356 .badblock_pattern = &sharpsl_bbt,
357 .partitions = sharpsl_nand_partitions,
358 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
361 static struct resource sharpsl_nand_resources[] = {
365 .flags = IORESOURCE_MEM,
369 static struct platform_device sharpsl_nand_device = {
370 .name = "sharpsl-nand",
372 .resource = sharpsl_nand_resources,
373 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
374 .dev.platform_data = &sharpsl_nand_platform_data,
377 static struct mtd_partition sharpsl_rom_parts[] = {
379 .name ="Boot PROM Filesystem",
380 .offset = 0x00120000,
381 .size = MTDPART_SIZ_FULL,
385 static struct physmap_flash_data sharpsl_rom_data = {
387 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
388 .parts = sharpsl_rom_parts,
391 static struct resource sharpsl_rom_resources[] = {
395 .flags = IORESOURCE_MEM,
399 static struct platform_device sharpsl_rom_device = {
400 .name = "physmap-flash",
402 .resource = sharpsl_rom_resources,
403 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
404 .dev.platform_data = &sharpsl_rom_data,
407 static struct platform_device *devices[] __initdata = {
408 &poodle_locomo_device,
409 &poodle_scoop_device,
410 &sharpsl_nand_device,
414 static struct i2c_board_info __initdata poodle_i2c_devices[] = {
415 { I2C_BOARD_INFO("wm8731", 0x1b) },
418 static void poodle_poweroff(void)
420 arm_machine_restart('h', NULL);
423 static void poodle_restart(char mode, const char *cmd)
425 arm_machine_restart('h', cmd);
428 static void __init poodle_init(void)
432 pm_power_off = poodle_poweroff;
433 arm_pm_restart = poodle_restart;
437 pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
439 pxa_set_ffuart_info(NULL);
440 pxa_set_btuart_info(NULL);
441 pxa_set_stuart_info(NULL);
443 platform_scoop_config = &poodle_pcmcia_config;
445 ret = platform_add_devices(devices, ARRAY_SIZE(devices));
447 pr_warning("poodle: Unable to register LoCoMo device\n");
449 pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info);
450 pxa_set_udc_info(&udc_info);
451 pxa_set_mci_info(&poodle_mci_platform_data);
452 pxa_set_ficp_info(&poodle_ficp_platform_data);
453 pxa_set_i2c_info(NULL);
454 i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices));
458 static void __init fixup_poodle(struct tag *tags, char **cmdline,
461 sharpsl_save_param();
463 mi->bank[0].start = 0xa0000000;
464 mi->bank[0].size = (32*1024*1024);
467 MACHINE_START(POODLE, "SHARP Poodle")
468 .fixup = fixup_poodle,
469 .map_io = pxa25x_map_io,
470 .nr_irqs = POODLE_NR_IRQS, /* 4 for LoCoMo */
471 .init_irq = pxa25x_init_irq,
472 .handle_irq = pxa25x_handle_irq,
474 .init_machine = poodle_init,