2 * linux/arch/arm/mach-omap1/board-h3.c
4 * This file contains OMAP1710 H3 specific code.
6 * Copyright (C) 2004 Texas Instruments, Inc.
7 * Copyright (C) 2002 MontaVista Software, Inc.
8 * Copyright (C) 2001 RidgeRun, Inc.
9 * Author: RidgeRun, Inc.
10 * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
17 #include <linux/types.h>
18 #include <linux/init.h>
19 #include <linux/major.h>
20 #include <linux/kernel.h>
21 #include <linux/platform_device.h>
22 #include <linux/errno.h>
23 #include <linux/workqueue.h>
24 #include <linux/i2c.h>
25 #include <linux/mtd/mtd.h>
26 #include <linux/mtd/nand.h>
27 #include <linux/mtd/partitions.h>
28 #include <linux/input.h>
29 #include <linux/spi/spi.h>
30 #include <linux/i2c/tps65010.h>
31 #include <linux/smc91x.h>
33 #include <asm/setup.h>
35 #include <mach/hardware.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/flash.h>
41 #include <asm/mach/map.h>
43 #include <mach/irqs.h>
47 #include <plat/keypad.h>
49 #include <plat/common.h>
53 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
54 #define OMAP1710_ETHR_START 0x04000300
58 static int h3_keymap[] = {
98 static struct mtd_partition nor_partitions[] = {
99 /* bootloader (U-Boot, etc) in first sector */
101 .name = "bootloader",
104 .mask_flags = MTD_WRITEABLE, /* force read-only */
106 /* bootloader params in the next sector */
109 .offset = MTDPART_OFS_APPEND,
116 .offset = MTDPART_OFS_APPEND,
122 .name = "filesystem",
123 .offset = MTDPART_OFS_APPEND,
124 .size = MTDPART_SIZ_FULL,
129 static struct flash_platform_data nor_data = {
130 .map_name = "cfi_probe",
132 .parts = nor_partitions,
133 .nr_parts = ARRAY_SIZE(nor_partitions),
136 static struct resource nor_resource = {
137 /* This is on CS3, wherever it's mapped */
138 .flags = IORESOURCE_MEM,
141 static struct platform_device nor_device = {
145 .platform_data = &nor_data,
148 .resource = &nor_resource,
151 static struct mtd_partition nand_partitions[] = {
153 /* REVISIT: enable these partitions if you make NAND BOOT work */
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 static void nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
186 struct nand_chip *this = mtd->priv;
189 if (cmd == NAND_CMD_NONE)
192 mask = (ctrl & NAND_CLE) ? 0x02 : 0;
195 writeb(cmd, (unsigned long)this->IO_ADDR_W | mask);
198 #define H3_NAND_RB_GPIO_PIN 10
200 static int nand_dev_ready(struct mtd_info *mtd)
202 return gpio_get_value(H3_NAND_RB_GPIO_PIN);
205 static const char *part_probes[] = { "cmdlinepart", NULL };
207 struct platform_nand_data nand_platdata = {
211 .nr_partitions = ARRAY_SIZE(nand_partitions),
212 .partitions = nand_partitions,
213 .options = NAND_SAMSUNG_LP_OPTIONS,
214 .part_probe_types = part_probes,
217 .cmd_ctrl = nand_cmd_ctl,
218 .dev_ready = nand_dev_ready,
223 static struct resource nand_resource = {
224 .flags = IORESOURCE_MEM,
227 static struct platform_device nand_device = {
231 .platform_data = &nand_platdata,
234 .resource = &nand_resource,
237 static struct smc91x_platdata smc91x_info = {
238 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
239 .leda = RPC_LED_100_10,
240 .ledb = RPC_LED_TX_RX,
243 static struct resource smc91x_resources[] = {
245 .start = OMAP1710_ETHR_START, /* Physical */
246 .end = OMAP1710_ETHR_START + 0xf,
247 .flags = IORESOURCE_MEM,
250 .start = OMAP_GPIO_IRQ(40),
251 .end = OMAP_GPIO_IRQ(40),
252 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
256 static struct platform_device smc91x_device = {
260 .platform_data = &smc91x_info,
262 .num_resources = ARRAY_SIZE(smc91x_resources),
263 .resource = smc91x_resources,
266 #define GPTIMER_BASE 0xFFFB1400
267 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
268 #define GPTIMER_REGS_SIZE 0x46
270 static struct resource intlat_resources[] = {
272 .start = GPTIMER_REGS(0), /* Physical */
273 .end = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE,
274 .flags = IORESOURCE_MEM,
277 .start = INT_1610_GPTIMER1,
278 .end = INT_1610_GPTIMER1,
279 .flags = IORESOURCE_IRQ,
283 static struct platform_device intlat_device = {
284 .name = "omap_intlat",
286 .num_resources = ARRAY_SIZE(intlat_resources),
287 .resource = intlat_resources,
290 static struct resource h3_kp_resources[] = {
292 .start = INT_KEYBOARD,
294 .flags = IORESOURCE_IRQ,
298 static struct omap_kp_platform_data h3_kp_data = {
302 .keymapsize = ARRAY_SIZE(h3_keymap),
308 static struct platform_device h3_kp_device = {
309 .name = "omap-keypad",
312 .platform_data = &h3_kp_data,
314 .num_resources = ARRAY_SIZE(h3_kp_resources),
315 .resource = h3_kp_resources,
318 static struct platform_device h3_lcd_device = {
323 static struct spi_board_info h3_spi_board_info[] __initdata = {
325 .modalias = "tsc2101",
328 .irq = OMAP_GPIO_IRQ(H3_TS_GPIO),
329 .max_speed_hz = 16000000,
330 /* .platform_data = &tsc_platform_data, */
334 static struct platform_device *devices[] __initdata = {
343 static struct omap_usb_config h3_usb_config __initdata = {
344 /* usb1 has a Mini-AB port and external isp1301 transceiver */
347 #ifdef CONFIG_USB_GADGET_OMAP
348 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
349 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
350 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
351 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
357 static struct omap_lcd_config h3_lcd_config __initdata = {
358 .ctrl_name = "internal",
361 static struct omap_board_config_kernel h3_config[] __initdata = {
362 { OMAP_TAG_LCD, &h3_lcd_config },
365 static struct i2c_board_info __initdata h3_i2c_board_info[] = {
367 I2C_BOARD_INFO("tps65013", 0x48),
368 /* .irq = OMAP_GPIO_IRQ(??), */
371 I2C_BOARD_INFO("isp1301_omap", 0x2d),
372 .irq = OMAP_GPIO_IRQ(14),
376 static void __init h3_init(void)
378 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
379 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
380 * notice whether a NAND chip is enabled at probe time.
382 * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND
383 * (which on H2 may be 16bit) on CS3. Try detecting that in code here,
384 * to avoid probing every possible flash configuration...
386 nor_resource.end = nor_resource.start = omap_cs3_phys();
387 nor_resource.end += SZ_32M - 1;
389 nand_resource.end = nand_resource.start = OMAP_CS2B_PHYS;
390 nand_resource.end += SZ_4K - 1;
391 if (gpio_request(H3_NAND_RB_GPIO_PIN, "NAND ready") < 0)
393 gpio_direction_input(H3_NAND_RB_GPIO_PIN);
395 /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */
396 /* GPIO10 pullup/down register, Enable pullup on GPIO10 */
397 omap_cfg_reg(V2_1710_GPIO10);
399 platform_add_devices(devices, ARRAY_SIZE(devices));
400 spi_register_board_info(h3_spi_board_info,
401 ARRAY_SIZE(h3_spi_board_info));
402 omap_board_config = h3_config;
403 omap_board_config_size = ARRAY_SIZE(h3_config);
405 omap_register_i2c_bus(1, 100, h3_i2c_board_info,
406 ARRAY_SIZE(h3_i2c_board_info));
407 omap_usb_init(&h3_usb_config);
411 static void __init h3_init_smc91x(void)
413 omap_cfg_reg(W15_1710_GPIO40);
414 if (gpio_request(40, "SMC91x irq") < 0) {
415 printk("Error requesting gpio 40 for smc91x irq\n");
420 static void __init h3_init_irq(void)
422 omap1_init_common_hw();
428 static void __init h3_map_io(void)
430 omap1_map_common_io();
433 MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
434 /* Maintainer: Texas Instruments, Inc. */
435 .phys_io = 0xfff00000,
436 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
437 .boot_params = 0x10000100,
439 .init_irq = h3_init_irq,
440 .init_machine = h3_init,
441 .timer = &omap_timer,