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>
32 #include <linux/memblock.h>
34 #include <mach/hardware.h>
35 #include <asm/mach-types.h>
37 #include <asm/setup.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41 #include <asm/mach/irq.h>
43 #include <mach/pxa25x.h>
44 #include <linux/platform_data/mmc-pxamci.h>
46 #include <linux/platform_data/irda-pxaficp.h>
47 #include <mach/poodle.h>
48 #include <linux/platform_data/video-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);
161 static struct platform_device poodle_audio_device = {
162 .name = "poodle-audio",
167 static struct resource locomo_resources[] = {
171 .flags = IORESOURCE_MEM,
174 .start = PXA_GPIO_TO_IRQ(10),
175 .end = PXA_GPIO_TO_IRQ(10),
176 .flags = IORESOURCE_IRQ,
180 static struct locomo_platform_data locomo_info = {
181 .irq_base = IRQ_BOARD_START,
184 struct platform_device poodle_locomo_device = {
187 .num_resources = ARRAY_SIZE(locomo_resources),
188 .resource = locomo_resources,
190 .platform_data = &locomo_info,
194 EXPORT_SYMBOL(poodle_locomo_device);
196 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
197 static struct pxa2xx_spi_master poodle_spi_info = {
201 static struct ads7846_platform_data poodle_ads7846_info = {
203 .vref_delay_usecs = 100,
206 .gpio_pendown = POODLE_GPIO_TP_INT,
209 static struct pxa2xx_spi_chip poodle_ads7846_chip = {
210 .gpio_cs = POODLE_GPIO_TP_CS,
213 static struct spi_board_info poodle_spi_devices[] = {
215 .modalias = "ads7846",
216 .max_speed_hz = 10000,
218 .platform_data = &poodle_ads7846_info,
219 .controller_data= &poodle_ads7846_chip,
220 .irq = PXA_GPIO_TO_IRQ(POODLE_GPIO_TP_INT),
224 static void __init poodle_init_spi(void)
226 pxa2xx_set_spi_info(1, &poodle_spi_info);
227 spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices));
230 static inline void poodle_init_spi(void) {}
236 * The card detect interrupt isn't debounced so we delay it by 250ms
237 * to give the card a chance to fully insert/eject.
239 static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
243 err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
247 err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1");
251 gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
252 gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
257 gpio_free(POODLE_GPIO_SD_PWR);
262 static int poodle_mci_setpower(struct device *dev, unsigned int vdd)
264 struct pxamci_platform_data* p_d = dev->platform_data;
266 if ((1 << vdd) & p_d->ocr_mask) {
267 gpio_set_value(POODLE_GPIO_SD_PWR, 1);
269 gpio_set_value(POODLE_GPIO_SD_PWR1, 1);
271 gpio_set_value(POODLE_GPIO_SD_PWR1, 0);
272 gpio_set_value(POODLE_GPIO_SD_PWR, 0);
278 static void poodle_mci_exit(struct device *dev, void *data)
280 gpio_free(POODLE_GPIO_SD_PWR1);
281 gpio_free(POODLE_GPIO_SD_PWR);
284 static struct pxamci_platform_data poodle_mci_platform_data = {
285 .detect_delay_ms = 250,
286 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
287 .init = poodle_mci_init,
288 .setpower = poodle_mci_setpower,
289 .exit = poodle_mci_exit,
290 .gpio_card_detect = POODLE_GPIO_nSD_DETECT,
291 .gpio_card_ro = POODLE_GPIO_nSD_WP,
299 static struct pxaficp_platform_data poodle_ficp_platform_data = {
300 .gpio_pwdown = POODLE_GPIO_IR_ON,
301 .transceiver_cap = IR_SIRMODE | IR_OFF,
306 * USB Device Controller
308 static struct pxa2xx_udc_mach_info udc_info __initdata = {
309 /* no connect GPIO; poodle can't tell connection status */
310 .gpio_pullup = POODLE_GPIO_USB_PULLUP,
315 static struct pxafb_mode_info poodle_fb_mode = {
326 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
329 static struct pxafb_mach_info poodle_fb_info = {
330 .modes = &poodle_fb_mode,
332 .lcd_conn = LCD_COLOR_TFT_16BPP,
335 static struct mtd_partition sharpsl_nand_partitions[] = {
337 .name = "System Area",
339 .size = 7 * 1024 * 1024,
342 .name = "Root Filesystem",
343 .offset = 7 * 1024 * 1024,
344 .size = 22 * 1024 * 1024,
347 .name = "Home Filesystem",
348 .offset = MTDPART_OFS_APPEND,
349 .size = MTDPART_SIZ_FULL,
353 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
355 static struct nand_bbt_descr sharpsl_bbt = {
359 .pattern = scan_ff_pattern
362 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
363 .badblock_pattern = &sharpsl_bbt,
364 .partitions = sharpsl_nand_partitions,
365 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
368 static struct resource sharpsl_nand_resources[] = {
372 .flags = IORESOURCE_MEM,
376 static struct platform_device sharpsl_nand_device = {
377 .name = "sharpsl-nand",
379 .resource = sharpsl_nand_resources,
380 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
381 .dev.platform_data = &sharpsl_nand_platform_data,
384 static struct mtd_partition sharpsl_rom_parts[] = {
386 .name ="Boot PROM Filesystem",
387 .offset = 0x00120000,
388 .size = MTDPART_SIZ_FULL,
392 static struct physmap_flash_data sharpsl_rom_data = {
394 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
395 .parts = sharpsl_rom_parts,
398 static struct resource sharpsl_rom_resources[] = {
402 .flags = IORESOURCE_MEM,
406 static struct platform_device sharpsl_rom_device = {
407 .name = "physmap-flash",
409 .resource = sharpsl_rom_resources,
410 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
411 .dev.platform_data = &sharpsl_rom_data,
414 static struct platform_device *devices[] __initdata = {
415 &poodle_locomo_device,
416 &poodle_scoop_device,
417 &poodle_audio_device,
418 &sharpsl_nand_device,
422 static struct i2c_board_info __initdata poodle_i2c_devices[] = {
423 { I2C_BOARD_INFO("wm8731", 0x1b) },
426 static void poodle_poweroff(void)
428 pxa_restart(REBOOT_HARD, NULL);
431 static void __init poodle_init(void)
435 pm_power_off = poodle_poweroff;
439 pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
441 pxa_set_ffuart_info(NULL);
442 pxa_set_btuart_info(NULL);
443 pxa_set_stuart_info(NULL);
445 platform_scoop_config = &poodle_pcmcia_config;
447 ret = platform_add_devices(devices, ARRAY_SIZE(devices));
449 pr_warn("poodle: Unable to register LoCoMo device\n");
451 pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info);
452 pxa_set_udc_info(&udc_info);
453 pxa_set_mci_info(&poodle_mci_platform_data);
454 pxa_set_ficp_info(&poodle_ficp_platform_data);
455 pxa_set_i2c_info(NULL);
456 i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices));
460 static void __init fixup_poodle(struct tag *tags, char **cmdline)
462 sharpsl_save_param();
463 memblock_add(0xa0000000, SZ_32M);
466 MACHINE_START(POODLE, "SHARP Poodle")
467 .fixup = fixup_poodle,
468 .map_io = pxa25x_map_io,
469 .nr_irqs = POODLE_NR_IRQS, /* 4 for LoCoMo */
470 .init_irq = pxa25x_init_irq,
471 .handle_irq = pxa25x_handle_irq,
472 .init_time = pxa_timer_init,
473 .init_machine = poodle_init,
474 .restart = pxa_restart,