2 * linux/arch/arm/mach-omap1/board-innovator.c
4 * Board specific inits for OMAP-1510 and OMAP-1610 Innovator
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
9 * Copyright (C) 2002 MontaVista Software, Inc.
11 * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
19 #include <linux/kernel.h>
20 #include <linux/init.h>
21 #include <linux/platform_device.h>
22 #include <linux/delay.h>
23 #include <linux/mtd/mtd.h>
24 #include <linux/mtd/partitions.h>
25 #include <linux/input.h>
26 #include <linux/smc91x.h>
28 #include <mach/hardware.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/flash.h>
32 #include <asm/mach/map.h>
35 #include <plat/fpga.h>
36 #include <mach/gpio.h>
39 #include <plat/keypad.h>
40 #include <plat/common.h>
43 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
44 #define INNOVATOR1610_ETHR_START 0x04000300
46 static int innovator_keymap[] = {
59 static struct mtd_partition innovator_partitions[] = {
60 /* bootloader (U-Boot, etc) in first sector */
65 .mask_flags = MTD_WRITEABLE, /* force read-only */
67 /* bootloader params in the next sector */
70 .offset = MTDPART_OFS_APPEND,
77 .offset = MTDPART_OFS_APPEND,
81 /* rest of flash1 is a file system */
84 .offset = MTDPART_OFS_APPEND,
85 .size = SZ_16M - SZ_2M - 2 * SZ_128K,
91 .offset = MTDPART_OFS_APPEND,
92 .size = MTDPART_SIZ_FULL,
97 static struct flash_platform_data innovator_flash_data = {
98 .map_name = "cfi_probe",
100 .parts = innovator_partitions,
101 .nr_parts = ARRAY_SIZE(innovator_partitions),
104 static struct resource innovator_flash_resource = {
105 .start = OMAP_CS0_PHYS,
106 .end = OMAP_CS0_PHYS + SZ_32M - 1,
107 .flags = IORESOURCE_MEM,
110 static struct platform_device innovator_flash_device = {
114 .platform_data = &innovator_flash_data,
117 .resource = &innovator_flash_resource,
120 static struct resource innovator_kp_resources[] = {
122 .start = INT_KEYBOARD,
124 .flags = IORESOURCE_IRQ,
128 static struct omap_kp_platform_data innovator_kp_data = {
131 .keymap = innovator_keymap,
132 .keymapsize = ARRAY_SIZE(innovator_keymap),
136 static struct platform_device innovator_kp_device = {
137 .name = "omap-keypad",
140 .platform_data = &innovator_kp_data,
142 .num_resources = ARRAY_SIZE(innovator_kp_resources),
143 .resource = innovator_kp_resources,
146 static struct smc91x_platdata innovator_smc91x_info = {
147 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
148 .leda = RPC_LED_100_10,
149 .ledb = RPC_LED_TX_RX,
152 #ifdef CONFIG_ARCH_OMAP15XX
154 #include <linux/spi/spi.h>
155 #include <linux/spi/ads7846.h>
158 /* Only FPGA needs to be mapped here. All others are done with ioremap */
159 static struct map_desc innovator1510_io_desc[] __initdata = {
161 .virtual = OMAP1510_FPGA_BASE,
162 .pfn = __phys_to_pfn(OMAP1510_FPGA_START),
163 .length = OMAP1510_FPGA_SIZE,
168 static struct resource innovator1510_smc91x_resources[] = {
170 .start = OMAP1510_FPGA_ETHR_START, /* Physical */
171 .end = OMAP1510_FPGA_ETHR_START + 0xf,
172 .flags = IORESOURCE_MEM,
175 .start = OMAP1510_INT_ETHER,
176 .end = OMAP1510_INT_ETHER,
177 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
181 static struct platform_device innovator1510_smc91x_device = {
185 .platform_data = &innovator_smc91x_info,
187 .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources),
188 .resource = innovator1510_smc91x_resources,
191 static struct platform_device innovator1510_lcd_device = {
192 .name = "lcd_inn1510",
196 static struct platform_device innovator1510_spi_device = {
197 .name = "spi_inn1510",
201 static struct platform_device *innovator1510_devices[] __initdata = {
202 &innovator_flash_device,
203 &innovator1510_smc91x_device,
204 &innovator_kp_device,
205 &innovator1510_lcd_device,
206 &innovator1510_spi_device,
209 static int innovator_get_pendown_state(void)
211 return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5));
214 static const struct ads7846_platform_data innovator1510_ts_info = {
216 .vref_delay_usecs = 100, /* internal, no capacitor */
219 .get_pendown_state = innovator_get_pendown_state,
222 static struct spi_board_info __initdata innovator1510_boardinfo[] = { {
223 /* FPGA (bus "10") CS0 has an ads7846e */
224 .modalias = "ads7846",
225 .platform_data = &innovator1510_ts_info,
226 .irq = OMAP1510_INT_FPGA_TS,
227 .max_speed_hz = 120000 /* max sample rate at 3V */
228 * 26 /* command + data + overhead */,
233 #endif /* CONFIG_ARCH_OMAP15XX */
235 #ifdef CONFIG_ARCH_OMAP16XX
237 static struct resource innovator1610_smc91x_resources[] = {
239 .start = INNOVATOR1610_ETHR_START, /* Physical */
240 .end = INNOVATOR1610_ETHR_START + 0xf,
241 .flags = IORESOURCE_MEM,
244 .start = OMAP_GPIO_IRQ(0),
245 .end = OMAP_GPIO_IRQ(0),
246 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
250 static struct platform_device innovator1610_smc91x_device = {
254 .platform_data = &innovator_smc91x_info,
256 .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources),
257 .resource = innovator1610_smc91x_resources,
260 static struct platform_device innovator1610_lcd_device = {
261 .name = "inn1610_lcd",
265 static struct platform_device *innovator1610_devices[] __initdata = {
266 &innovator_flash_device,
267 &innovator1610_smc91x_device,
268 &innovator_kp_device,
269 &innovator1610_lcd_device,
272 #endif /* CONFIG_ARCH_OMAP16XX */
274 static void __init innovator_init_smc91x(void)
276 if (cpu_is_omap1510()) {
277 fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1,
281 if (gpio_request(0, "SMC91x irq") < 0) {
282 printk("Error requesting gpio 0 for smc91x irq\n");
288 static void __init innovator_init_irq(void)
290 omap1_init_common_hw();
293 #ifdef CONFIG_ARCH_OMAP15XX
294 if (cpu_is_omap1510()) {
295 omap1510_fpga_init_irq();
298 innovator_init_smc91x();
301 #ifdef CONFIG_ARCH_OMAP15XX
302 static struct omap_usb_config innovator1510_usb_config __initdata = {
303 /* for bundled non-standard host and peripheral cables */
308 .pins[2] = 6, /* Conflicts with UART2 */
314 static struct omap_lcd_config innovator1510_lcd_config __initdata = {
315 .ctrl_name = "internal",
319 #ifdef CONFIG_ARCH_OMAP16XX
320 static struct omap_usb_config h2_usb_config __initdata = {
321 /* usb1 has a Mini-AB port and external isp1301 transceiver */
324 #ifdef CONFIG_USB_GADGET_OMAP
325 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
326 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
327 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
328 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
329 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
335 static struct omap_lcd_config innovator1610_lcd_config __initdata = {
336 .ctrl_name = "internal",
340 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
342 static int mmc_set_power(struct device *dev, int slot, int power_on,
346 fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3),
347 OMAP1510_FPGA_POWER);
349 fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3),
350 OMAP1510_FPGA_POWER);
356 * Innovator could use the following functions tested:
357 * - mmc_get_wp that uses OMAP_MPUIO(3)
358 * - mmc_get_cover_state that uses FPGA F4 UIO43
360 static struct omap_mmc_platform_data mmc1_data = {
363 .set_power = mmc_set_power,
369 static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
371 void __init innovator_mmc_init(void)
373 mmc_data[0] = &mmc1_data;
374 omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC);
378 static inline void innovator_mmc_init(void)
383 static struct omap_board_config_kernel innovator_config[] = {
384 { OMAP_TAG_LCD, NULL },
387 static void __init innovator_init(void)
389 #ifdef CONFIG_ARCH_OMAP15XX
390 if (cpu_is_omap1510()) {
393 /* mux pins for uarts */
394 omap_cfg_reg(UART1_TX);
395 omap_cfg_reg(UART1_RTS);
396 omap_cfg_reg(UART2_TX);
397 omap_cfg_reg(UART2_RTS);
398 omap_cfg_reg(UART3_TX);
399 omap_cfg_reg(UART3_RX);
401 reg = fpga_read(OMAP1510_FPGA_POWER);
402 reg |= OMAP1510_FPGA_PCR_COM1_EN;
403 fpga_write(reg, OMAP1510_FPGA_POWER);
406 reg = fpga_read(OMAP1510_FPGA_POWER);
407 reg |= OMAP1510_FPGA_PCR_COM2_EN;
408 fpga_write(reg, OMAP1510_FPGA_POWER);
411 platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices));
412 spi_register_board_info(innovator1510_boardinfo,
413 ARRAY_SIZE(innovator1510_boardinfo));
416 #ifdef CONFIG_ARCH_OMAP16XX
417 if (!cpu_is_omap1510()) {
418 platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices));
422 #ifdef CONFIG_ARCH_OMAP15XX
423 if (cpu_is_omap1510()) {
424 omap_usb_init(&innovator1510_usb_config);
425 innovator_config[1].data = &innovator1510_lcd_config;
428 #ifdef CONFIG_ARCH_OMAP16XX
429 if (cpu_is_omap1610()) {
430 omap_usb_init(&h2_usb_config);
431 innovator_config[1].data = &innovator1610_lcd_config;
434 omap_board_config = innovator_config;
435 omap_board_config_size = ARRAY_SIZE(innovator_config);
437 omap_register_i2c_bus(1, 100, NULL, 0);
438 innovator_mmc_init();
441 static void __init innovator_map_io(void)
443 omap1_map_common_io();
445 #ifdef CONFIG_ARCH_OMAP15XX
446 if (cpu_is_omap1510()) {
447 iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc));
448 udelay(10); /* Delay needed for FPGA */
450 /* Dump the Innovator FPGA rev early - useful info for support. */
451 printk("Innovator FPGA Rev %d.%d Board Rev %d\n",
452 fpga_read(OMAP1510_FPGA_REV_HIGH),
453 fpga_read(OMAP1510_FPGA_REV_LOW),
454 fpga_read(OMAP1510_FPGA_BOARD_REV));
459 MACHINE_START(OMAP_INNOVATOR, "TI-Innovator")
460 /* Maintainer: MontaVista Software, Inc. */
461 .phys_io = 0xfff00000,
462 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
463 .boot_params = 0x10000100,
464 .map_io = innovator_map_io,
465 .init_irq = innovator_init_irq,
466 .init_machine = innovator_init,
467 .timer = &omap_timer,