2 * linux/arch/arm/mach-omap1/board-h2.c
4 * Board specific inits for OMAP-1610 H2
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 * H2 specific changes and cleanup
15 * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License version 2 as
19 * published by the Free Software Foundation.
21 #include <linux/gpio.h>
22 #include <linux/kernel.h>
23 #include <linux/platform_device.h>
24 #include <linux/delay.h>
25 #include <linux/i2c.h>
26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/nand.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/mtd/physmap.h>
30 #include <linux/input.h>
31 #include <linux/i2c/tps65010.h>
32 #include <linux/smc91x.h>
33 #include <linux/omapfb.h>
34 #include <linux/platform_data/gpio-omap.h>
35 #include <linux/leds.h>
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
39 #include <asm/mach/map.h>
42 #include <linux/omap-dma.h>
44 #include <mach/irda.h>
45 #include <linux/platform_data/keypad-omap.h>
46 #include <mach/flash.h>
48 #include <mach/hardware.h>
55 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
56 #define OMAP1610_ETHR_START 0x04000300
58 static const unsigned int h2_keymap[] = {
96 static struct mtd_partition h2_nor_partitions[] = {
97 /* bootloader (U-Boot, etc) in first sector */
102 .mask_flags = MTD_WRITEABLE, /* force read-only */
104 /* bootloader params in the next sector */
107 .offset = MTDPART_OFS_APPEND,
114 .offset = MTDPART_OFS_APPEND,
120 .name = "filesystem",
121 .offset = MTDPART_OFS_APPEND,
122 .size = MTDPART_SIZ_FULL,
127 static struct physmap_flash_data h2_nor_data = {
129 .set_vpp = omap1_set_vpp,
130 .parts = h2_nor_partitions,
131 .nr_parts = ARRAY_SIZE(h2_nor_partitions),
134 static struct resource h2_nor_resource = {
135 /* This is on CS3, wherever it's mapped */
136 .flags = IORESOURCE_MEM,
139 static struct platform_device h2_nor_device = {
140 .name = "physmap-flash",
143 .platform_data = &h2_nor_data,
146 .resource = &h2_nor_resource,
149 static struct mtd_partition h2_nand_partitions[] = {
151 /* REVISIT: enable these partitions if you make NAND BOOT
152 * work on your H2 (rev C or newer); published versions of
153 * x-load only support P2 and H3.
159 .mask_flags = MTD_WRITEABLE, /* force read-only */
162 .name = "bootloader",
163 .offset = MTDPART_OFS_APPEND,
165 .mask_flags = MTD_WRITEABLE, /* force read-only */
169 .offset = MTDPART_OFS_APPEND,
174 .offset = MTDPART_OFS_APPEND,
179 .name = "filesystem",
180 .size = MTDPART_SIZ_FULL,
181 .offset = MTDPART_OFS_APPEND,
185 #define H2_NAND_RB_GPIO_PIN 62
187 static int h2_nand_dev_ready(struct mtd_info *mtd)
189 return gpio_get_value(H2_NAND_RB_GPIO_PIN);
192 static struct platform_nand_data h2_nand_platdata = {
196 .nr_partitions = ARRAY_SIZE(h2_nand_partitions),
197 .partitions = h2_nand_partitions,
198 .options = NAND_SAMSUNG_LP_OPTIONS,
201 .cmd_ctrl = omap1_nand_cmd_ctl,
202 .dev_ready = h2_nand_dev_ready,
206 static struct resource h2_nand_resource = {
207 .flags = IORESOURCE_MEM,
210 static struct platform_device h2_nand_device = {
214 .platform_data = &h2_nand_platdata,
217 .resource = &h2_nand_resource,
220 static struct smc91x_platdata h2_smc91x_info = {
221 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
222 .leda = RPC_LED_100_10,
223 .ledb = RPC_LED_TX_RX,
226 static struct resource h2_smc91x_resources[] = {
228 .start = OMAP1610_ETHR_START, /* Physical */
229 .end = OMAP1610_ETHR_START + 0xf,
230 .flags = IORESOURCE_MEM,
233 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
237 static struct platform_device h2_smc91x_device = {
241 .platform_data = &h2_smc91x_info,
243 .num_resources = ARRAY_SIZE(h2_smc91x_resources),
244 .resource = h2_smc91x_resources,
247 static struct resource h2_kp_resources[] = {
249 .start = INT_KEYBOARD,
251 .flags = IORESOURCE_IRQ,
255 static const struct matrix_keymap_data h2_keymap_data = {
257 .keymap_size = ARRAY_SIZE(h2_keymap),
260 static struct omap_kp_platform_data h2_kp_data = {
263 .keymap_data = &h2_keymap_data,
269 static struct platform_device h2_kp_device = {
270 .name = "omap-keypad",
273 .platform_data = &h2_kp_data,
275 .num_resources = ARRAY_SIZE(h2_kp_resources),
276 .resource = h2_kp_resources,
279 #define H2_IRDA_FIRSEL_GPIO_PIN 17
281 static struct omap_irda_config h2_irda_data = {
282 .transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
283 .rx_channel = OMAP_DMA_UART3_RX,
284 .tx_channel = OMAP_DMA_UART3_TX,
285 .dest_start = UART3_THR,
286 .src_start = UART3_RHR,
291 static struct resource h2_irda_resources[] = {
295 .flags = IORESOURCE_IRQ,
299 static u64 irda_dmamask = 0xffffffff;
301 static struct platform_device h2_irda_device = {
305 .platform_data = &h2_irda_data,
306 .dma_mask = &irda_dmamask,
308 .num_resources = ARRAY_SIZE(h2_irda_resources),
309 .resource = h2_irda_resources,
312 static struct gpio_led h2_gpio_led_pins[] = {
315 .default_trigger = "heartbeat",
320 .default_trigger = "cpu0",
321 .gpio = OMAP_MPUIO(4),
325 static struct gpio_led_platform_data h2_gpio_led_data = {
326 .leds = h2_gpio_led_pins,
327 .num_leds = ARRAY_SIZE(h2_gpio_led_pins),
330 static struct platform_device h2_gpio_leds = {
334 .platform_data = &h2_gpio_led_data,
338 static struct platform_device *h2_devices[] __initdata = {
347 static void __init h2_init_smc91x(void)
349 if (gpio_request(0, "SMC91x irq") < 0) {
350 printk("Error requesting gpio 0 for smc91x irq\n");
355 static int tps_setup(struct i2c_client *client, void *context)
357 tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
358 TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
363 static struct tps65010_board tps_board = {
364 .base = H2_TPS_GPIO_BASE,
369 static struct i2c_board_info __initdata h2_i2c_board_info[] = {
371 I2C_BOARD_INFO("tps65010", 0x48),
372 .platform_data = &tps_board,
374 I2C_BOARD_INFO("isp1301_omap", 0x2d),
378 static struct omap_usb_config h2_usb_config __initdata = {
379 /* usb1 has a Mini-AB port and external isp1301 transceiver */
382 #ifdef CONFIG_USB_GADGET_OMAP
383 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
384 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
385 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
386 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
387 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
393 static struct omap_lcd_config h2_lcd_config __initdata = {
394 .ctrl_name = "internal",
397 static void __init h2_init(void)
401 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
402 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
403 * notice whether a NAND chip is enabled at probe time.
405 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
406 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
407 * detecting that in code here, to avoid probing every possible flash
410 h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
411 h2_nor_resource.end += SZ_32M - 1;
413 h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
414 h2_nand_resource.end += SZ_4K - 1;
415 BUG_ON(gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0);
416 gpio_direction_input(H2_NAND_RB_GPIO_PIN);
418 omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
419 omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
421 /* MMC: card detect and WP */
422 /* omap_cfg_reg(U19_ARMIO1); */ /* CD */
423 omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
425 /* Mux pins for keypad */
426 omap_cfg_reg(F18_1610_KBC0);
427 omap_cfg_reg(D20_1610_KBC1);
428 omap_cfg_reg(D19_1610_KBC2);
429 omap_cfg_reg(E18_1610_KBC3);
430 omap_cfg_reg(C21_1610_KBC4);
431 omap_cfg_reg(G18_1610_KBR0);
432 omap_cfg_reg(F19_1610_KBR1);
433 omap_cfg_reg(H14_1610_KBR2);
434 omap_cfg_reg(E20_1610_KBR3);
435 omap_cfg_reg(E19_1610_KBR4);
436 omap_cfg_reg(N19_1610_KBR5);
438 /* GPIO based LEDs */
439 omap_cfg_reg(P18_1610_GPIO3);
440 omap_cfg_reg(MPUIO4);
442 h2_smc91x_resources[1].start = gpio_to_irq(0);
443 h2_smc91x_resources[1].end = gpio_to_irq(0);
444 platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
446 h2_i2c_board_info[0].irq = gpio_to_irq(58);
447 h2_i2c_board_info[1].irq = gpio_to_irq(2);
448 omap_register_i2c_bus(1, 100, h2_i2c_board_info,
449 ARRAY_SIZE(h2_i2c_board_info));
450 omap1_usb_init(&h2_usb_config);
453 omapfb_set_lcd_config(&h2_lcd_config);
456 MACHINE_START(OMAP_H2, "TI-H2")
457 /* Maintainer: Imre Deak <imre.deak@nokia.com> */
458 .atag_offset = 0x100,
459 .map_io = omap16xx_map_io,
460 .init_early = omap1_init_early,
461 .init_irq = omap1_init_irq,
462 .init_machine = h2_init,
463 .init_late = omap1_init_late,
464 .timer = &omap1_timer,
465 .restart = omap1_restart,