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.
18 #include <linux/gpio.h>
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/mtd/physmap.h>
26 #include <linux/input.h>
27 #include <linux/smc91x.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/map.h>
34 #include <plat/flash.h>
35 #include <plat/fpga.h>
38 #include <plat/keypad.h>
41 #include <mach/hardware.h>
46 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
47 #define INNOVATOR1610_ETHR_START 0x04000300
49 static const unsigned int innovator_keymap[] = {
61 static struct mtd_partition innovator_partitions[] = {
62 /* bootloader (U-Boot, etc) in first sector */
67 .mask_flags = MTD_WRITEABLE, /* force read-only */
69 /* bootloader params in the next sector */
72 .offset = MTDPART_OFS_APPEND,
79 .offset = MTDPART_OFS_APPEND,
83 /* rest of flash1 is a file system */
86 .offset = MTDPART_OFS_APPEND,
87 .size = SZ_16M - SZ_2M - 2 * SZ_128K,
93 .offset = MTDPART_OFS_APPEND,
94 .size = MTDPART_SIZ_FULL,
99 static struct physmap_flash_data innovator_flash_data = {
101 .set_vpp = omap1_set_vpp,
102 .parts = innovator_partitions,
103 .nr_parts = ARRAY_SIZE(innovator_partitions),
106 static struct resource innovator_flash_resource = {
107 .start = OMAP_CS0_PHYS,
108 .end = OMAP_CS0_PHYS + SZ_32M - 1,
109 .flags = IORESOURCE_MEM,
112 static struct platform_device innovator_flash_device = {
113 .name = "physmap-flash",
116 .platform_data = &innovator_flash_data,
119 .resource = &innovator_flash_resource,
122 static struct resource innovator_kp_resources[] = {
124 .start = INT_KEYBOARD,
126 .flags = IORESOURCE_IRQ,
130 static const struct matrix_keymap_data innovator_keymap_data = {
131 .keymap = innovator_keymap,
132 .keymap_size = ARRAY_SIZE(innovator_keymap),
135 static struct omap_kp_platform_data innovator_kp_data = {
138 .keymap_data = &innovator_keymap_data,
142 static struct platform_device innovator_kp_device = {
143 .name = "omap-keypad",
146 .platform_data = &innovator_kp_data,
148 .num_resources = ARRAY_SIZE(innovator_kp_resources),
149 .resource = innovator_kp_resources,
152 static struct smc91x_platdata innovator_smc91x_info = {
153 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
154 .leda = RPC_LED_100_10,
155 .ledb = RPC_LED_TX_RX,
158 #ifdef CONFIG_ARCH_OMAP15XX
160 #include <linux/spi/spi.h>
161 #include <linux/spi/ads7846.h>
164 /* Only FPGA needs to be mapped here. All others are done with ioremap */
165 static struct map_desc innovator1510_io_desc[] __initdata = {
167 .virtual = OMAP1510_FPGA_BASE,
168 .pfn = __phys_to_pfn(OMAP1510_FPGA_START),
169 .length = OMAP1510_FPGA_SIZE,
174 static struct resource innovator1510_smc91x_resources[] = {
176 .start = OMAP1510_FPGA_ETHR_START, /* Physical */
177 .end = OMAP1510_FPGA_ETHR_START + 0xf,
178 .flags = IORESOURCE_MEM,
181 .start = OMAP1510_INT_ETHER,
182 .end = OMAP1510_INT_ETHER,
183 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
187 static struct platform_device innovator1510_smc91x_device = {
191 .platform_data = &innovator_smc91x_info,
193 .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources),
194 .resource = innovator1510_smc91x_resources,
197 static struct platform_device innovator1510_lcd_device = {
198 .name = "lcd_inn1510",
202 static struct platform_device innovator1510_spi_device = {
203 .name = "spi_inn1510",
207 static struct platform_device *innovator1510_devices[] __initdata = {
208 &innovator_flash_device,
209 &innovator1510_smc91x_device,
210 &innovator_kp_device,
211 &innovator1510_lcd_device,
212 &innovator1510_spi_device,
215 static int innovator_get_pendown_state(void)
217 return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5));
220 static const struct ads7846_platform_data innovator1510_ts_info = {
222 .vref_delay_usecs = 100, /* internal, no capacitor */
225 .get_pendown_state = innovator_get_pendown_state,
228 static struct spi_board_info __initdata innovator1510_boardinfo[] = { {
229 /* FPGA (bus "10") CS0 has an ads7846e */
230 .modalias = "ads7846",
231 .platform_data = &innovator1510_ts_info,
232 .irq = OMAP1510_INT_FPGA_TS,
233 .max_speed_hz = 120000 /* max sample rate at 3V */
234 * 26 /* command + data + overhead */,
239 #endif /* CONFIG_ARCH_OMAP15XX */
241 #ifdef CONFIG_ARCH_OMAP16XX
243 static struct resource innovator1610_smc91x_resources[] = {
245 .start = INNOVATOR1610_ETHR_START, /* Physical */
246 .end = INNOVATOR1610_ETHR_START + 0xf,
247 .flags = IORESOURCE_MEM,
250 .start = OMAP_GPIO_IRQ(0),
251 .end = OMAP_GPIO_IRQ(0),
252 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
256 static struct platform_device innovator1610_smc91x_device = {
260 .platform_data = &innovator_smc91x_info,
262 .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources),
263 .resource = innovator1610_smc91x_resources,
266 static struct platform_device innovator1610_lcd_device = {
267 .name = "inn1610_lcd",
271 static struct platform_device *innovator1610_devices[] __initdata = {
272 &innovator_flash_device,
273 &innovator1610_smc91x_device,
274 &innovator_kp_device,
275 &innovator1610_lcd_device,
278 #endif /* CONFIG_ARCH_OMAP16XX */
280 static void __init innovator_init_smc91x(void)
282 if (cpu_is_omap1510()) {
283 fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1,
287 if (gpio_request(0, "SMC91x irq") < 0) {
288 printk("Error requesting gpio 0 for smc91x irq\n");
294 #ifdef CONFIG_ARCH_OMAP15XX
295 static struct omap_usb_config innovator1510_usb_config __initdata = {
296 /* for bundled non-standard host and peripheral cables */
301 .pins[2] = 6, /* Conflicts with UART2 */
307 static struct omap_lcd_config innovator1510_lcd_config __initdata = {
308 .ctrl_name = "internal",
312 #ifdef CONFIG_ARCH_OMAP16XX
313 static struct omap_usb_config h2_usb_config __initdata = {
314 /* usb1 has a Mini-AB port and external isp1301 transceiver */
317 #ifdef CONFIG_USB_GADGET_OMAP
318 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
319 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
320 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
321 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
322 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
328 static struct omap_lcd_config innovator1610_lcd_config __initdata = {
329 .ctrl_name = "internal",
333 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
335 static int mmc_set_power(struct device *dev, int slot, int power_on,
339 fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3),
340 OMAP1510_FPGA_POWER);
342 fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3),
343 OMAP1510_FPGA_POWER);
349 * Innovator could use the following functions tested:
350 * - mmc_get_wp that uses OMAP_MPUIO(3)
351 * - mmc_get_cover_state that uses FPGA F4 UIO43
353 static struct omap_mmc_platform_data mmc1_data = {
356 .set_power = mmc_set_power,
362 static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
364 static void __init innovator_mmc_init(void)
366 mmc_data[0] = &mmc1_data;
367 omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC);
371 static inline void innovator_mmc_init(void)
376 static struct omap_board_config_kernel innovator_config[] = {
377 { OMAP_TAG_LCD, NULL },
380 static void __init innovator_init(void)
382 if (cpu_is_omap1510())
383 omap1510_fpga_init_irq();
384 innovator_init_smc91x();
386 #ifdef CONFIG_ARCH_OMAP15XX
387 if (cpu_is_omap1510()) {
390 /* mux pins for uarts */
391 omap_cfg_reg(UART1_TX);
392 omap_cfg_reg(UART1_RTS);
393 omap_cfg_reg(UART2_TX);
394 omap_cfg_reg(UART2_RTS);
395 omap_cfg_reg(UART3_TX);
396 omap_cfg_reg(UART3_RX);
398 reg = fpga_read(OMAP1510_FPGA_POWER);
399 reg |= OMAP1510_FPGA_PCR_COM1_EN;
400 fpga_write(reg, OMAP1510_FPGA_POWER);
403 reg = fpga_read(OMAP1510_FPGA_POWER);
404 reg |= OMAP1510_FPGA_PCR_COM2_EN;
405 fpga_write(reg, OMAP1510_FPGA_POWER);
408 platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices));
409 spi_register_board_info(innovator1510_boardinfo,
410 ARRAY_SIZE(innovator1510_boardinfo));
413 #ifdef CONFIG_ARCH_OMAP16XX
414 if (!cpu_is_omap1510()) {
415 platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices));
419 #ifdef CONFIG_ARCH_OMAP15XX
420 if (cpu_is_omap1510()) {
421 omap1_usb_init(&innovator1510_usb_config);
422 innovator_config[1].data = &innovator1510_lcd_config;
425 #ifdef CONFIG_ARCH_OMAP16XX
426 if (cpu_is_omap1610()) {
427 omap1_usb_init(&h2_usb_config);
428 innovator_config[1].data = &innovator1610_lcd_config;
431 omap_board_config = innovator_config;
432 omap_board_config_size = ARRAY_SIZE(innovator_config);
434 omap_register_i2c_bus(1, 100, NULL, 0);
435 innovator_mmc_init();
439 * REVISIT: Assume 15xx for now, we don't want to do revision check
440 * until later on. The right way to fix this is to set up a different
441 * machine_id for 16xx Innovator, or use device tree.
443 static void __init innovator_map_io(void)
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 pr_debug("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));
457 MACHINE_START(OMAP_INNOVATOR, "TI-Innovator")
458 /* Maintainer: MontaVista Software, Inc. */
459 .atag_offset = 0x100,
460 .map_io = innovator_map_io,
461 .init_early = omap1_init_early,
462 .reserve = omap_reserve,
463 .init_irq = omap1_init_irq,
464 .init_machine = innovator_init,
465 .timer = &omap1_timer,
466 .restart = omap1_restart,