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>
44 #include <mach/irda.h>
45 #include <linux/platform_data/keypad-omap.h>
46 #include <mach/flash.h>
48 #include <mach/hardware.h>
54 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
55 #define OMAP1610_ETHR_START 0x04000300
57 static const unsigned int h2_keymap[] = {
95 static struct mtd_partition h2_nor_partitions[] = {
96 /* bootloader (U-Boot, etc) in first sector */
101 .mask_flags = MTD_WRITEABLE, /* force read-only */
103 /* bootloader params in the next sector */
106 .offset = MTDPART_OFS_APPEND,
113 .offset = MTDPART_OFS_APPEND,
119 .name = "filesystem",
120 .offset = MTDPART_OFS_APPEND,
121 .size = MTDPART_SIZ_FULL,
126 static struct physmap_flash_data h2_nor_data = {
128 .set_vpp = omap1_set_vpp,
129 .parts = h2_nor_partitions,
130 .nr_parts = ARRAY_SIZE(h2_nor_partitions),
133 static struct resource h2_nor_resource = {
134 /* This is on CS3, wherever it's mapped */
135 .flags = IORESOURCE_MEM,
138 static struct platform_device h2_nor_device = {
139 .name = "physmap-flash",
142 .platform_data = &h2_nor_data,
145 .resource = &h2_nor_resource,
148 static struct mtd_partition h2_nand_partitions[] = {
150 /* REVISIT: enable these partitions if you make NAND BOOT
151 * work on your H2 (rev C or newer); published versions of
152 * x-load only support P2 and H3.
158 .mask_flags = MTD_WRITEABLE, /* force read-only */
161 .name = "bootloader",
162 .offset = MTDPART_OFS_APPEND,
164 .mask_flags = MTD_WRITEABLE, /* force read-only */
168 .offset = MTDPART_OFS_APPEND,
173 .offset = MTDPART_OFS_APPEND,
178 .name = "filesystem",
179 .size = MTDPART_SIZ_FULL,
180 .offset = MTDPART_OFS_APPEND,
184 #define H2_NAND_RB_GPIO_PIN 62
186 static int h2_nand_dev_ready(struct mtd_info *mtd)
188 return gpio_get_value(H2_NAND_RB_GPIO_PIN);
191 static struct platform_nand_data h2_nand_platdata = {
195 .nr_partitions = ARRAY_SIZE(h2_nand_partitions),
196 .partitions = h2_nand_partitions,
197 .options = NAND_SAMSUNG_LP_OPTIONS,
200 .cmd_ctrl = omap1_nand_cmd_ctl,
201 .dev_ready = h2_nand_dev_ready,
205 static struct resource h2_nand_resource = {
206 .flags = IORESOURCE_MEM,
209 static struct platform_device h2_nand_device = {
213 .platform_data = &h2_nand_platdata,
216 .resource = &h2_nand_resource,
219 static struct smc91x_platdata h2_smc91x_info = {
220 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
221 .leda = RPC_LED_100_10,
222 .ledb = RPC_LED_TX_RX,
225 static struct resource h2_smc91x_resources[] = {
227 .start = OMAP1610_ETHR_START, /* Physical */
228 .end = OMAP1610_ETHR_START + 0xf,
229 .flags = IORESOURCE_MEM,
232 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
236 static struct platform_device h2_smc91x_device = {
240 .platform_data = &h2_smc91x_info,
242 .num_resources = ARRAY_SIZE(h2_smc91x_resources),
243 .resource = h2_smc91x_resources,
246 static struct resource h2_kp_resources[] = {
248 .start = INT_KEYBOARD,
250 .flags = IORESOURCE_IRQ,
254 static const struct matrix_keymap_data h2_keymap_data = {
256 .keymap_size = ARRAY_SIZE(h2_keymap),
259 static struct omap_kp_platform_data h2_kp_data = {
262 .keymap_data = &h2_keymap_data,
268 static struct platform_device h2_kp_device = {
269 .name = "omap-keypad",
272 .platform_data = &h2_kp_data,
274 .num_resources = ARRAY_SIZE(h2_kp_resources),
275 .resource = h2_kp_resources,
278 #define H2_IRDA_FIRSEL_GPIO_PIN 17
280 static struct omap_irda_config h2_irda_data = {
281 .transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
282 .rx_channel = OMAP_DMA_UART3_RX,
283 .tx_channel = OMAP_DMA_UART3_TX,
284 .dest_start = UART3_THR,
285 .src_start = UART3_RHR,
290 static struct resource h2_irda_resources[] = {
294 .flags = IORESOURCE_IRQ,
298 static u64 irda_dmamask = 0xffffffff;
300 static struct platform_device h2_irda_device = {
304 .platform_data = &h2_irda_data,
305 .dma_mask = &irda_dmamask,
307 .num_resources = ARRAY_SIZE(h2_irda_resources),
308 .resource = h2_irda_resources,
311 static struct gpio_led h2_gpio_led_pins[] = {
314 .default_trigger = "heartbeat",
319 .default_trigger = "cpu0",
320 .gpio = OMAP_MPUIO(4),
324 static struct gpio_led_platform_data h2_gpio_led_data = {
325 .leds = h2_gpio_led_pins,
326 .num_leds = ARRAY_SIZE(h2_gpio_led_pins),
329 static struct platform_device h2_gpio_leds = {
333 .platform_data = &h2_gpio_led_data,
337 static struct platform_device *h2_devices[] __initdata = {
346 static void __init h2_init_smc91x(void)
348 if (gpio_request(0, "SMC91x irq") < 0) {
349 printk("Error requesting gpio 0 for smc91x irq\n");
354 static int tps_setup(struct i2c_client *client, void *context)
356 tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
357 TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
362 static struct tps65010_board tps_board = {
363 .base = H2_TPS_GPIO_BASE,
368 static struct i2c_board_info __initdata h2_i2c_board_info[] = {
370 I2C_BOARD_INFO("tps65010", 0x48),
371 .platform_data = &tps_board,
373 I2C_BOARD_INFO("isp1301_omap", 0x2d),
377 static struct omap_usb_config h2_usb_config __initdata = {
378 /* usb1 has a Mini-AB port and external isp1301 transceiver */
381 #ifdef CONFIG_USB_GADGET_OMAP
382 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
383 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
384 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
385 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
386 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
392 static struct omap_lcd_config h2_lcd_config __initdata = {
393 .ctrl_name = "internal",
396 static void __init h2_init(void)
400 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
401 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
402 * notice whether a NAND chip is enabled at probe time.
404 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
405 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
406 * detecting that in code here, to avoid probing every possible flash
409 h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
410 h2_nor_resource.end += SZ_32M - 1;
412 h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
413 h2_nand_resource.end += SZ_4K - 1;
414 if (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 .reserve = omap_reserve,
462 .init_irq = omap1_init_irq,
463 .init_machine = h2_init,
464 .init_late = omap1_init_late,
465 .timer = &omap1_timer,
466 .restart = omap1_restart,