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/mtd/physmap.h>
29 #include <linux/input.h>
30 #include <linux/spi/spi.h>
31 #include <linux/i2c/tps65010.h>
32 #include <linux/smc91x.h>
34 #include <asm/setup.h>
36 #include <mach/hardware.h>
39 #include <asm/mach-types.h>
40 #include <asm/mach/arch.h>
41 #include <asm/mach/map.h>
43 #include <mach/irqs.h>
47 #include <plat/keypad.h>
49 #include <plat/common.h>
50 #include <plat/flash.h>
54 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
55 #define OMAP1710_ETHR_START 0x04000300
59 static int h3_keymap[] = {
99 static struct mtd_partition nor_partitions[] = {
100 /* bootloader (U-Boot, etc) in first sector */
102 .name = "bootloader",
105 .mask_flags = MTD_WRITEABLE, /* force read-only */
107 /* bootloader params in the next sector */
110 .offset = MTDPART_OFS_APPEND,
117 .offset = MTDPART_OFS_APPEND,
123 .name = "filesystem",
124 .offset = MTDPART_OFS_APPEND,
125 .size = MTDPART_SIZ_FULL,
130 static struct physmap_flash_data nor_data = {
132 .set_vpp = omap1_set_vpp,
133 .parts = nor_partitions,
134 .nr_parts = ARRAY_SIZE(nor_partitions),
137 static struct resource nor_resource = {
138 /* This is on CS3, wherever it's mapped */
139 .flags = IORESOURCE_MEM,
142 static struct platform_device nor_device = {
143 .name = "physmap-flash",
146 .platform_data = &nor_data,
149 .resource = &nor_resource,
152 static struct mtd_partition nand_partitions[] = {
154 /* REVISIT: enable these partitions if you make NAND BOOT work */
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 static void nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
187 struct nand_chip *this = mtd->priv;
190 if (cmd == NAND_CMD_NONE)
193 mask = (ctrl & NAND_CLE) ? 0x02 : 0;
196 writeb(cmd, (unsigned long)this->IO_ADDR_W | mask);
199 #define H3_NAND_RB_GPIO_PIN 10
201 static int nand_dev_ready(struct mtd_info *mtd)
203 return gpio_get_value(H3_NAND_RB_GPIO_PIN);
206 static const char *part_probes[] = { "cmdlinepart", NULL };
208 struct platform_nand_data nand_platdata = {
212 .nr_partitions = ARRAY_SIZE(nand_partitions),
213 .partitions = nand_partitions,
214 .options = NAND_SAMSUNG_LP_OPTIONS,
215 .part_probe_types = part_probes,
218 .cmd_ctrl = nand_cmd_ctl,
219 .dev_ready = nand_dev_ready,
224 static struct resource nand_resource = {
225 .flags = IORESOURCE_MEM,
228 static struct platform_device nand_device = {
232 .platform_data = &nand_platdata,
235 .resource = &nand_resource,
238 static struct smc91x_platdata smc91x_info = {
239 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
240 .leda = RPC_LED_100_10,
241 .ledb = RPC_LED_TX_RX,
244 static struct resource smc91x_resources[] = {
246 .start = OMAP1710_ETHR_START, /* Physical */
247 .end = OMAP1710_ETHR_START + 0xf,
248 .flags = IORESOURCE_MEM,
251 .start = OMAP_GPIO_IRQ(40),
252 .end = OMAP_GPIO_IRQ(40),
253 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
257 static struct platform_device smc91x_device = {
261 .platform_data = &smc91x_info,
263 .num_resources = ARRAY_SIZE(smc91x_resources),
264 .resource = smc91x_resources,
267 static void __init h3_init_smc91x(void)
269 omap_cfg_reg(W15_1710_GPIO40);
270 if (gpio_request(40, "SMC91x irq") < 0) {
271 printk("Error requesting gpio 40 for smc91x irq\n");
276 #define GPTIMER_BASE 0xFFFB1400
277 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
278 #define GPTIMER_REGS_SIZE 0x46
280 static struct resource intlat_resources[] = {
282 .start = GPTIMER_REGS(0), /* Physical */
283 .end = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE,
284 .flags = IORESOURCE_MEM,
287 .start = INT_1610_GPTIMER1,
288 .end = INT_1610_GPTIMER1,
289 .flags = IORESOURCE_IRQ,
293 static struct platform_device intlat_device = {
294 .name = "omap_intlat",
296 .num_resources = ARRAY_SIZE(intlat_resources),
297 .resource = intlat_resources,
300 static struct resource h3_kp_resources[] = {
302 .start = INT_KEYBOARD,
304 .flags = IORESOURCE_IRQ,
308 static struct omap_kp_platform_data h3_kp_data = {
312 .keymapsize = ARRAY_SIZE(h3_keymap),
318 static struct platform_device h3_kp_device = {
319 .name = "omap-keypad",
322 .platform_data = &h3_kp_data,
324 .num_resources = ARRAY_SIZE(h3_kp_resources),
325 .resource = h3_kp_resources,
328 static struct platform_device h3_lcd_device = {
333 static struct spi_board_info h3_spi_board_info[] __initdata = {
335 .modalias = "tsc2101",
338 .irq = OMAP_GPIO_IRQ(H3_TS_GPIO),
339 .max_speed_hz = 16000000,
340 /* .platform_data = &tsc_platform_data, */
344 static struct platform_device *devices[] __initdata = {
353 static struct omap_usb_config h3_usb_config __initdata = {
354 /* usb1 has a Mini-AB port and external isp1301 transceiver */
357 #ifdef CONFIG_USB_GADGET_OMAP
358 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
359 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
360 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
361 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
367 static struct omap_lcd_config h3_lcd_config __initdata = {
368 .ctrl_name = "internal",
371 static struct omap_board_config_kernel h3_config[] __initdata = {
372 { OMAP_TAG_LCD, &h3_lcd_config },
375 static struct i2c_board_info __initdata h3_i2c_board_info[] = {
377 I2C_BOARD_INFO("tps65013", 0x48),
378 /* .irq = OMAP_GPIO_IRQ(??), */
381 I2C_BOARD_INFO("isp1301_omap", 0x2d),
382 .irq = OMAP_GPIO_IRQ(14),
386 static void __init h3_init(void)
390 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
391 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
392 * notice whether a NAND chip is enabled at probe time.
394 * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND
395 * (which on H2 may be 16bit) on CS3. Try detecting that in code here,
396 * to avoid probing every possible flash configuration...
398 nor_resource.end = nor_resource.start = omap_cs3_phys();
399 nor_resource.end += SZ_32M - 1;
401 nand_resource.end = nand_resource.start = OMAP_CS2B_PHYS;
402 nand_resource.end += SZ_4K - 1;
403 if (gpio_request(H3_NAND_RB_GPIO_PIN, "NAND ready") < 0)
405 gpio_direction_input(H3_NAND_RB_GPIO_PIN);
407 /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */
408 /* GPIO10 pullup/down register, Enable pullup on GPIO10 */
409 omap_cfg_reg(V2_1710_GPIO10);
411 /* Mux pins for keypad */
412 omap_cfg_reg(F18_1610_KBC0);
413 omap_cfg_reg(D20_1610_KBC1);
414 omap_cfg_reg(D19_1610_KBC2);
415 omap_cfg_reg(E18_1610_KBC3);
416 omap_cfg_reg(C21_1610_KBC4);
417 omap_cfg_reg(G18_1610_KBR0);
418 omap_cfg_reg(F19_1610_KBR1);
419 omap_cfg_reg(H14_1610_KBR2);
420 omap_cfg_reg(E20_1610_KBR3);
421 omap_cfg_reg(E19_1610_KBR4);
422 omap_cfg_reg(N19_1610_KBR5);
424 platform_add_devices(devices, ARRAY_SIZE(devices));
425 spi_register_board_info(h3_spi_board_info,
426 ARRAY_SIZE(h3_spi_board_info));
427 omap_board_config = h3_config;
428 omap_board_config_size = ARRAY_SIZE(h3_config);
430 omap_register_i2c_bus(1, 100, h3_i2c_board_info,
431 ARRAY_SIZE(h3_i2c_board_info));
432 omap1_usb_init(&h3_usb_config);
436 static void __init h3_init_irq(void)
438 omap1_init_common_hw();
443 static void __init h3_map_io(void)
445 omap1_map_common_io();
448 MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
449 /* Maintainer: Texas Instruments, Inc. */
450 .boot_params = 0x10000100,
452 .reserve = omap_reserve,
453 .init_irq = h3_init_irq,
454 .init_machine = h3_init,
455 .timer = &omap_timer,