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>
23 #include <linux/mtd/physmap.h>
24 #include <linux/gpio.h>
25 #include <linux/i2c.h>
26 #include <linux/spi/spi.h>
27 #include <linux/spi/ads7846.h>
28 #include <linux/mtd/sharpsl.h>
30 #include <mach/hardware.h>
31 #include <asm/mach-types.h>
33 #include <asm/setup.h>
34 #include <asm/system.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/map.h>
38 #include <asm/mach/irq.h>
40 #include <mach/pxa25x.h>
44 #include <mach/irda.h>
45 #include <mach/poodle.h>
46 #include <mach/pxafb.h>
47 #include <mach/sharpsl.h>
49 #include <mach/pxa2xx_spi.h>
51 #include <asm/hardware/scoop.h>
52 #include <asm/hardware/locomo.h>
53 #include <asm/mach/sharpsl_param.h>
59 static unsigned long poodle_pin_config[] __initdata = {
72 GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */
75 GPIO28_I2S_BITCLK_OUT,
113 GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */
114 GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */
115 GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */
116 GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */
118 GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */
119 GPIO22_GPIO, /* POODLE_GPIO_IR_ON */
122 static struct resource poodle_scoop_resources[] = {
126 .flags = IORESOURCE_MEM,
130 static struct scoop_config poodle_scoop_setup = {
131 .io_dir = POODLE_SCOOP_IO_DIR,
132 .io_out = POODLE_SCOOP_IO_OUT,
133 .gpio_base = POODLE_SCOOP_GPIO_BASE,
136 struct platform_device poodle_scoop_device = {
137 .name = "sharp-scoop",
140 .platform_data = &poodle_scoop_setup,
142 .num_resources = ARRAY_SIZE(poodle_scoop_resources),
143 .resource = poodle_scoop_resources,
146 static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
148 .dev = &poodle_scoop_device.dev,
149 .irq = POODLE_IRQ_GPIO_CF_IRQ,
150 .cd_irq = POODLE_IRQ_GPIO_CF_CD,
151 .cd_irq_str = "PCMCIA0 CD",
155 static struct scoop_pcmcia_config poodle_pcmcia_config = {
156 .devs = &poodle_pcmcia_scoop[0],
160 EXPORT_SYMBOL(poodle_scoop_device);
164 static struct resource locomo_resources[] = {
168 .flags = IORESOURCE_MEM,
171 .start = IRQ_GPIO(10),
173 .flags = IORESOURCE_IRQ,
177 struct platform_device poodle_locomo_device = {
180 .num_resources = ARRAY_SIZE(locomo_resources),
181 .resource = locomo_resources,
184 EXPORT_SYMBOL(poodle_locomo_device);
186 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
187 static struct pxa2xx_spi_master poodle_spi_info = {
191 static struct ads7846_platform_data poodle_ads7846_info = {
193 .vref_delay_usecs = 100,
196 .gpio_pendown = POODLE_GPIO_TP_INT,
199 static struct pxa2xx_spi_chip poodle_ads7846_chip = {
200 .gpio_cs = POODLE_GPIO_TP_CS,
203 static struct spi_board_info poodle_spi_devices[] = {
205 .modalias = "ads7846",
206 .max_speed_hz = 10000,
208 .platform_data = &poodle_ads7846_info,
209 .controller_data= &poodle_ads7846_chip,
210 .irq = gpio_to_irq(POODLE_GPIO_TP_INT),
214 static void __init poodle_init_spi(void)
216 pxa2xx_set_spi_info(1, &poodle_spi_info);
217 spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices));
220 static inline void poodle_init_spi(void) {}
226 * The card detect interrupt isn't debounced so we delay it by 250ms
227 * to give the card a chance to fully insert/eject.
229 static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
233 err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
237 err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1");
241 gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
242 gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
247 gpio_free(POODLE_GPIO_SD_PWR);
252 static void poodle_mci_setpower(struct device *dev, unsigned int vdd)
254 struct pxamci_platform_data* p_d = dev->platform_data;
256 if ((1 << vdd) & p_d->ocr_mask) {
257 gpio_set_value(POODLE_GPIO_SD_PWR, 1);
259 gpio_set_value(POODLE_GPIO_SD_PWR1, 1);
261 gpio_set_value(POODLE_GPIO_SD_PWR1, 0);
262 gpio_set_value(POODLE_GPIO_SD_PWR, 0);
266 static void poodle_mci_exit(struct device *dev, void *data)
268 gpio_free(POODLE_GPIO_SD_PWR1);
269 gpio_free(POODLE_GPIO_SD_PWR);
272 static struct pxamci_platform_data poodle_mci_platform_data = {
273 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
274 .init = poodle_mci_init,
275 .setpower = poodle_mci_setpower,
276 .exit = poodle_mci_exit,
277 .gpio_card_detect = POODLE_GPIO_nSD_DETECT,
278 .gpio_card_ro = POODLE_GPIO_nSD_WP,
286 static struct pxaficp_platform_data poodle_ficp_platform_data = {
287 .gpio_pwdown = POODLE_GPIO_IR_ON,
288 .transceiver_cap = IR_SIRMODE | IR_OFF,
293 * USB Device Controller
295 static struct pxa2xx_udc_mach_info udc_info __initdata = {
296 /* no connect GPIO; poodle can't tell connection status */
297 .gpio_pullup = POODLE_GPIO_USB_PULLUP,
302 static struct pxafb_mode_info poodle_fb_mode = {
313 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
316 static struct pxafb_mach_info poodle_fb_info = {
317 .modes = &poodle_fb_mode,
319 .lcd_conn = LCD_COLOR_TFT_16BPP,
322 static struct mtd_partition sharpsl_nand_partitions[] = {
324 .name = "System Area",
326 .size = 7 * 1024 * 1024,
329 .name = "Root Filesystem",
330 .offset = 7 * 1024 * 1024,
331 .size = 22 * 1024 * 1024,
334 .name = "Home Filesystem",
335 .offset = MTDPART_OFS_APPEND,
336 .size = MTDPART_SIZ_FULL,
340 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
342 static struct nand_bbt_descr sharpsl_bbt = {
346 .pattern = scan_ff_pattern
349 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
350 .badblock_pattern = &sharpsl_bbt,
351 .partitions = sharpsl_nand_partitions,
352 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
355 static struct resource sharpsl_nand_resources[] = {
359 .flags = IORESOURCE_MEM,
363 static struct platform_device sharpsl_nand_device = {
364 .name = "sharpsl-nand",
366 .resource = sharpsl_nand_resources,
367 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
368 .dev.platform_data = &sharpsl_nand_platform_data,
371 static struct mtd_partition sharpsl_rom_parts[] = {
373 .name ="Boot PROM Filesystem",
374 .offset = 0x00120000,
375 .size = MTDPART_SIZ_FULL,
379 static struct physmap_flash_data sharpsl_rom_data = {
381 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
382 .parts = sharpsl_rom_parts,
385 static struct resource sharpsl_rom_resources[] = {
389 .flags = IORESOURCE_MEM,
393 static struct platform_device sharpsl_rom_device = {
394 .name = "physmap-flash",
396 .resource = sharpsl_rom_resources,
397 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
398 .dev.platform_data = &sharpsl_rom_data,
401 static struct platform_device *devices[] __initdata = {
402 &poodle_locomo_device,
403 &poodle_scoop_device,
404 &sharpsl_nand_device,
408 static struct i2c_board_info __initdata poodle_i2c_devices[] = {
409 { I2C_BOARD_INFO("wm8731", 0x1b) },
412 static void poodle_poweroff(void)
414 arm_machine_restart('h', NULL);
417 static void poodle_restart(char mode, const char *cmd)
419 arm_machine_restart('h', cmd);
422 static void __init poodle_init(void)
426 pm_power_off = poodle_poweroff;
427 arm_pm_restart = poodle_restart;
431 pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
433 pxa_set_ffuart_info(NULL);
434 pxa_set_btuart_info(NULL);
435 pxa_set_stuart_info(NULL);
437 platform_scoop_config = &poodle_pcmcia_config;
439 ret = platform_add_devices(devices, ARRAY_SIZE(devices));
441 pr_warning("poodle: Unable to register LoCoMo device\n");
443 set_pxa_fb_parent(&poodle_locomo_device.dev);
444 set_pxa_fb_info(&poodle_fb_info);
445 pxa_set_udc_info(&udc_info);
446 poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250);
447 pxa_set_mci_info(&poodle_mci_platform_data);
448 pxa_set_ficp_info(&poodle_ficp_platform_data);
449 pxa_set_i2c_info(NULL);
450 i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices));
454 static void __init fixup_poodle(struct machine_desc *desc,
455 struct tag *tags, char **cmdline, struct meminfo *mi)
457 sharpsl_save_param();
459 mi->bank[0].start = 0xa0000000;
460 mi->bank[0].node = 0;
461 mi->bank[0].size = (32*1024*1024);
464 MACHINE_START(POODLE, "SHARP Poodle")
465 .phys_io = 0x40000000,
466 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
467 .fixup = fixup_poodle,
468 .map_io = pxa_map_io,
469 .init_irq = pxa25x_init_irq,
471 .init_machine = poodle_init,