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/mtd/physmap.h>
26 #include <linux/input.h>
27 #include <linux/smc91x.h>
29 #include <mach/hardware.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32 #include <asm/mach/map.h>
35 #include <plat/flash.h>
36 #include <plat/fpga.h>
37 #include <mach/gpio.h>
40 #include <plat/keypad.h>
41 #include <plat/common.h>
44 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
45 #define INNOVATOR1610_ETHR_START 0x04000300
47 static const unsigned 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 physmap_flash_data innovator_flash_data = {
99 .set_vpp = omap1_set_vpp,
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 = {
111 .name = "physmap-flash",
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 const struct matrix_keymap_data innovator_keymap_data = {
129 .keymap = innovator_keymap,
130 .keymap_size = ARRAY_SIZE(innovator_keymap),
133 static struct omap_kp_platform_data innovator_kp_data = {
136 .keymap_data = &innovator_keymap_data,
140 static struct platform_device innovator_kp_device = {
141 .name = "omap-keypad",
144 .platform_data = &innovator_kp_data,
146 .num_resources = ARRAY_SIZE(innovator_kp_resources),
147 .resource = innovator_kp_resources,
150 static struct smc91x_platdata innovator_smc91x_info = {
151 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
152 .leda = RPC_LED_100_10,
153 .ledb = RPC_LED_TX_RX,
156 #ifdef CONFIG_ARCH_OMAP15XX
158 #include <linux/spi/spi.h>
159 #include <linux/spi/ads7846.h>
162 /* Only FPGA needs to be mapped here. All others are done with ioremap */
163 static struct map_desc innovator1510_io_desc[] __initdata = {
165 .virtual = OMAP1510_FPGA_BASE,
166 .pfn = __phys_to_pfn(OMAP1510_FPGA_START),
167 .length = OMAP1510_FPGA_SIZE,
172 static struct resource innovator1510_smc91x_resources[] = {
174 .start = OMAP1510_FPGA_ETHR_START, /* Physical */
175 .end = OMAP1510_FPGA_ETHR_START + 0xf,
176 .flags = IORESOURCE_MEM,
179 .start = OMAP1510_INT_ETHER,
180 .end = OMAP1510_INT_ETHER,
181 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
185 static struct platform_device innovator1510_smc91x_device = {
189 .platform_data = &innovator_smc91x_info,
191 .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources),
192 .resource = innovator1510_smc91x_resources,
195 static struct platform_device innovator1510_lcd_device = {
196 .name = "lcd_inn1510",
200 static struct platform_device innovator1510_spi_device = {
201 .name = "spi_inn1510",
205 static struct platform_device *innovator1510_devices[] __initdata = {
206 &innovator_flash_device,
207 &innovator1510_smc91x_device,
208 &innovator_kp_device,
209 &innovator1510_lcd_device,
210 &innovator1510_spi_device,
213 static int innovator_get_pendown_state(void)
215 return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5));
218 static const struct ads7846_platform_data innovator1510_ts_info = {
220 .vref_delay_usecs = 100, /* internal, no capacitor */
223 .get_pendown_state = innovator_get_pendown_state,
226 static struct spi_board_info __initdata innovator1510_boardinfo[] = { {
227 /* FPGA (bus "10") CS0 has an ads7846e */
228 .modalias = "ads7846",
229 .platform_data = &innovator1510_ts_info,
230 .irq = OMAP1510_INT_FPGA_TS,
231 .max_speed_hz = 120000 /* max sample rate at 3V */
232 * 26 /* command + data + overhead */,
237 #endif /* CONFIG_ARCH_OMAP15XX */
239 #ifdef CONFIG_ARCH_OMAP16XX
241 static struct resource innovator1610_smc91x_resources[] = {
243 .start = INNOVATOR1610_ETHR_START, /* Physical */
244 .end = INNOVATOR1610_ETHR_START + 0xf,
245 .flags = IORESOURCE_MEM,
248 .start = OMAP_GPIO_IRQ(0),
249 .end = OMAP_GPIO_IRQ(0),
250 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
254 static struct platform_device innovator1610_smc91x_device = {
258 .platform_data = &innovator_smc91x_info,
260 .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources),
261 .resource = innovator1610_smc91x_resources,
264 static struct platform_device innovator1610_lcd_device = {
265 .name = "inn1610_lcd",
269 static struct platform_device *innovator1610_devices[] __initdata = {
270 &innovator_flash_device,
271 &innovator1610_smc91x_device,
272 &innovator_kp_device,
273 &innovator1610_lcd_device,
276 #endif /* CONFIG_ARCH_OMAP16XX */
278 static void __init innovator_init_smc91x(void)
280 if (cpu_is_omap1510()) {
281 fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1,
285 if (gpio_request(0, "SMC91x irq") < 0) {
286 printk("Error requesting gpio 0 for smc91x irq\n");
292 #ifdef CONFIG_ARCH_OMAP15XX
293 static struct omap_usb_config innovator1510_usb_config __initdata = {
294 /* for bundled non-standard host and peripheral cables */
299 .pins[2] = 6, /* Conflicts with UART2 */
305 static struct omap_lcd_config innovator1510_lcd_config __initdata = {
306 .ctrl_name = "internal",
310 #ifdef CONFIG_ARCH_OMAP16XX
311 static struct omap_usb_config h2_usb_config __initdata = {
312 /* usb1 has a Mini-AB port and external isp1301 transceiver */
315 #ifdef CONFIG_USB_GADGET_OMAP
316 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
317 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
318 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
319 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
320 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
326 static struct omap_lcd_config innovator1610_lcd_config __initdata = {
327 .ctrl_name = "internal",
331 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
333 static int mmc_set_power(struct device *dev, int slot, int power_on,
337 fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3),
338 OMAP1510_FPGA_POWER);
340 fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3),
341 OMAP1510_FPGA_POWER);
347 * Innovator could use the following functions tested:
348 * - mmc_get_wp that uses OMAP_MPUIO(3)
349 * - mmc_get_cover_state that uses FPGA F4 UIO43
351 static struct omap_mmc_platform_data mmc1_data = {
354 .set_power = mmc_set_power,
360 static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
362 static void __init innovator_mmc_init(void)
364 mmc_data[0] = &mmc1_data;
365 omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC);
369 static inline void innovator_mmc_init(void)
374 static struct omap_board_config_kernel innovator_config[] = {
375 { OMAP_TAG_LCD, NULL },
378 static void __init innovator_init(void)
380 if (cpu_is_omap1510())
381 omap1510_fpga_init_irq();
382 innovator_init_smc91x();
384 #ifdef CONFIG_ARCH_OMAP15XX
385 if (cpu_is_omap1510()) {
388 /* mux pins for uarts */
389 omap_cfg_reg(UART1_TX);
390 omap_cfg_reg(UART1_RTS);
391 omap_cfg_reg(UART2_TX);
392 omap_cfg_reg(UART2_RTS);
393 omap_cfg_reg(UART3_TX);
394 omap_cfg_reg(UART3_RX);
396 reg = fpga_read(OMAP1510_FPGA_POWER);
397 reg |= OMAP1510_FPGA_PCR_COM1_EN;
398 fpga_write(reg, OMAP1510_FPGA_POWER);
401 reg = fpga_read(OMAP1510_FPGA_POWER);
402 reg |= OMAP1510_FPGA_PCR_COM2_EN;
403 fpga_write(reg, OMAP1510_FPGA_POWER);
406 platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices));
407 spi_register_board_info(innovator1510_boardinfo,
408 ARRAY_SIZE(innovator1510_boardinfo));
411 #ifdef CONFIG_ARCH_OMAP16XX
412 if (!cpu_is_omap1510()) {
413 platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices));
417 #ifdef CONFIG_ARCH_OMAP15XX
418 if (cpu_is_omap1510()) {
419 omap1_usb_init(&innovator1510_usb_config);
420 innovator_config[1].data = &innovator1510_lcd_config;
423 #ifdef CONFIG_ARCH_OMAP16XX
424 if (cpu_is_omap1610()) {
425 omap1_usb_init(&h2_usb_config);
426 innovator_config[1].data = &innovator1610_lcd_config;
429 omap_board_config = innovator_config;
430 omap_board_config_size = ARRAY_SIZE(innovator_config);
432 omap_register_i2c_bus(1, 100, NULL, 0);
433 innovator_mmc_init();
437 * REVISIT: Assume 15xx for now, we don't want to do revision check
438 * until later on. The right way to fix this is to set up a different
439 * machine_id for 16xx Innovator, or use device tree.
441 static void __init innovator_map_io(void)
445 iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc));
446 udelay(10); /* Delay needed for FPGA */
448 /* Dump the Innovator FPGA rev early - useful info for support. */
449 pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n",
450 fpga_read(OMAP1510_FPGA_REV_HIGH),
451 fpga_read(OMAP1510_FPGA_REV_LOW),
452 fpga_read(OMAP1510_FPGA_BOARD_REV));
455 MACHINE_START(OMAP_INNOVATOR, "TI-Innovator")
456 /* Maintainer: MontaVista Software, Inc. */
457 .atag_offset = 0x100,
458 .map_io = innovator_map_io,
459 .init_early = omap1_init_early,
460 .reserve = omap_reserve,
461 .init_irq = omap1_init_irq,
462 .init_machine = innovator_init,
463 .timer = &omap1_timer,