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.
16 #include <linux/gpio.h>
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>
33 #include <linux/omapfb.h>
34 #include <linux/platform_data/gpio-omap.h>
35 #include <linux/leds.h>
37 #include <asm/setup.h>
39 #include <asm/mach-types.h>
40 #include <asm/mach/arch.h>
41 #include <asm/mach/map.h>
45 #include <linux/platform_data/keypad-omap.h>
46 #include <linux/omap-dma.h>
47 #include <mach/flash.h>
49 #include <mach/hardware.h>
50 #include <mach/irqs.h>
56 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
57 #define OMAP1710_ETHR_START 0x04000300
61 static const unsigned int h3_keymap
[] = {
100 static struct mtd_partition nor_partitions
[] = {
101 /* bootloader (U-Boot, etc) in first sector */
103 .name
= "bootloader",
106 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
108 /* bootloader params in the next sector */
111 .offset
= MTDPART_OFS_APPEND
,
118 .offset
= MTDPART_OFS_APPEND
,
124 .name
= "filesystem",
125 .offset
= MTDPART_OFS_APPEND
,
126 .size
= MTDPART_SIZ_FULL
,
131 static struct physmap_flash_data nor_data
= {
133 .set_vpp
= omap1_set_vpp
,
134 .parts
= nor_partitions
,
135 .nr_parts
= ARRAY_SIZE(nor_partitions
),
138 static struct resource nor_resource
= {
139 /* This is on CS3, wherever it's mapped */
140 .flags
= IORESOURCE_MEM
,
143 static struct platform_device nor_device
= {
144 .name
= "physmap-flash",
147 .platform_data
= &nor_data
,
150 .resource
= &nor_resource
,
153 static struct mtd_partition nand_partitions
[] = {
155 /* REVISIT: enable these partitions if you make NAND BOOT work */
160 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
163 .name
= "bootloader",
164 .offset
= MTDPART_OFS_APPEND
,
166 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
170 .offset
= MTDPART_OFS_APPEND
,
175 .offset
= MTDPART_OFS_APPEND
,
180 .name
= "filesystem",
181 .size
= MTDPART_SIZ_FULL
,
182 .offset
= MTDPART_OFS_APPEND
,
186 #define H3_NAND_RB_GPIO_PIN 10
188 static int nand_dev_ready(struct mtd_info
*mtd
)
190 return gpio_get_value(H3_NAND_RB_GPIO_PIN
);
193 static struct platform_nand_data nand_platdata
= {
197 .nr_partitions
= ARRAY_SIZE(nand_partitions
),
198 .partitions
= nand_partitions
,
199 .options
= NAND_SAMSUNG_LP_OPTIONS
,
202 .cmd_ctrl
= omap1_nand_cmd_ctl
,
203 .dev_ready
= nand_dev_ready
,
208 static struct resource nand_resource
= {
209 .flags
= IORESOURCE_MEM
,
212 static struct platform_device nand_device
= {
216 .platform_data
= &nand_platdata
,
219 .resource
= &nand_resource
,
222 static struct smc91x_platdata smc91x_info
= {
223 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
224 .leda
= RPC_LED_100_10
,
225 .ledb
= RPC_LED_TX_RX
,
228 static struct resource smc91x_resources
[] = {
230 .start
= OMAP1710_ETHR_START
, /* Physical */
231 .end
= OMAP1710_ETHR_START
+ 0xf,
232 .flags
= IORESOURCE_MEM
,
235 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWEDGE
,
239 static struct platform_device smc91x_device
= {
243 .platform_data
= &smc91x_info
,
245 .num_resources
= ARRAY_SIZE(smc91x_resources
),
246 .resource
= smc91x_resources
,
249 static void __init
h3_init_smc91x(void)
251 omap_cfg_reg(W15_1710_GPIO40
);
252 if (gpio_request(40, "SMC91x irq") < 0) {
253 printk("Error requesting gpio 40 for smc91x irq\n");
258 #define GPTIMER_BASE 0xFFFB1400
259 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
260 #define GPTIMER_REGS_SIZE 0x46
262 static struct resource intlat_resources
[] = {
264 .start
= GPTIMER_REGS(0), /* Physical */
265 .end
= GPTIMER_REGS(0) + GPTIMER_REGS_SIZE
,
266 .flags
= IORESOURCE_MEM
,
269 .start
= INT_1610_GPTIMER1
,
270 .end
= INT_1610_GPTIMER1
,
271 .flags
= IORESOURCE_IRQ
,
275 static struct platform_device intlat_device
= {
276 .name
= "omap_intlat",
278 .num_resources
= ARRAY_SIZE(intlat_resources
),
279 .resource
= intlat_resources
,
282 static struct resource h3_kp_resources
[] = {
284 .start
= INT_KEYBOARD
,
286 .flags
= IORESOURCE_IRQ
,
290 static const struct matrix_keymap_data h3_keymap_data
= {
292 .keymap_size
= ARRAY_SIZE(h3_keymap
),
295 static struct omap_kp_platform_data h3_kp_data
= {
298 .keymap_data
= &h3_keymap_data
,
304 static struct platform_device h3_kp_device
= {
305 .name
= "omap-keypad",
308 .platform_data
= &h3_kp_data
,
310 .num_resources
= ARRAY_SIZE(h3_kp_resources
),
311 .resource
= h3_kp_resources
,
314 static struct platform_device h3_lcd_device
= {
319 static struct spi_board_info h3_spi_board_info
[] __initdata
= {
321 .modalias
= "tsc2101",
324 .max_speed_hz
= 16000000,
325 /* .platform_data = &tsc_platform_data, */
329 static struct gpio_led h3_gpio_led_pins
[] = {
332 .default_trigger
= "heartbeat",
337 .default_trigger
= "cpu0",
338 .gpio
= OMAP_MPUIO(4),
342 static struct gpio_led_platform_data h3_gpio_led_data
= {
343 .leds
= h3_gpio_led_pins
,
344 .num_leds
= ARRAY_SIZE(h3_gpio_led_pins
),
347 static struct platform_device h3_gpio_leds
= {
351 .platform_data
= &h3_gpio_led_data
,
355 static struct platform_device
*devices
[] __initdata
= {
365 static struct omap_usb_config h3_usb_config __initdata
= {
366 /* usb1 has a Mini-AB port and external isp1301 transceiver */
369 #if IS_ENABLED(CONFIG_USB_OMAP)
370 .hmc_mode
= 19, /* 0:host(off) 1:dev|otg 2:disabled */
371 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
372 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
373 .hmc_mode
= 20, /* 1:dev|otg(off) 1:host 2:disabled */
379 static struct omap_lcd_config h3_lcd_config __initdata
= {
380 .ctrl_name
= "internal",
383 static struct i2c_board_info __initdata h3_i2c_board_info
[] = {
385 I2C_BOARD_INFO("tps65013", 0x48),
388 I2C_BOARD_INFO("isp1301_omap", 0x2d),
392 static void __init
h3_init(void)
396 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
397 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
398 * notice whether a NAND chip is enabled at probe time.
400 * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND
401 * (which on H2 may be 16bit) on CS3. Try detecting that in code here,
402 * to avoid probing every possible flash configuration...
404 nor_resource
.end
= nor_resource
.start
= omap_cs3_phys();
405 nor_resource
.end
+= SZ_32M
- 1;
407 nand_resource
.end
= nand_resource
.start
= OMAP_CS2B_PHYS
;
408 nand_resource
.end
+= SZ_4K
- 1;
409 BUG_ON(gpio_request(H3_NAND_RB_GPIO_PIN
, "NAND ready") < 0);
410 gpio_direction_input(H3_NAND_RB_GPIO_PIN
);
412 /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */
413 /* GPIO10 pullup/down register, Enable pullup on GPIO10 */
414 omap_cfg_reg(V2_1710_GPIO10
);
416 /* Mux pins for keypad */
417 omap_cfg_reg(F18_1610_KBC0
);
418 omap_cfg_reg(D20_1610_KBC1
);
419 omap_cfg_reg(D19_1610_KBC2
);
420 omap_cfg_reg(E18_1610_KBC3
);
421 omap_cfg_reg(C21_1610_KBC4
);
422 omap_cfg_reg(G18_1610_KBR0
);
423 omap_cfg_reg(F19_1610_KBR1
);
424 omap_cfg_reg(H14_1610_KBR2
);
425 omap_cfg_reg(E20_1610_KBR3
);
426 omap_cfg_reg(E19_1610_KBR4
);
427 omap_cfg_reg(N19_1610_KBR5
);
429 /* GPIO based LEDs */
430 omap_cfg_reg(P18_1610_GPIO3
);
431 omap_cfg_reg(MPUIO4
);
433 smc91x_resources
[1].start
= gpio_to_irq(40);
434 smc91x_resources
[1].end
= gpio_to_irq(40);
435 platform_add_devices(devices
, ARRAY_SIZE(devices
));
436 h3_spi_board_info
[0].irq
= gpio_to_irq(H3_TS_GPIO
);
437 spi_register_board_info(h3_spi_board_info
,
438 ARRAY_SIZE(h3_spi_board_info
));
440 h3_i2c_board_info
[1].irq
= gpio_to_irq(14);
441 omap_register_i2c_bus(1, 100, h3_i2c_board_info
,
442 ARRAY_SIZE(h3_i2c_board_info
));
443 omap1_usb_init(&h3_usb_config
);
446 omapfb_set_lcd_config(&h3_lcd_config
);
449 MACHINE_START(OMAP_H3
, "TI OMAP1710 H3 board")
450 /* Maintainer: Texas Instruments, Inc. */
451 .atag_offset
= 0x100,
452 .map_io
= omap16xx_map_io
,
453 .init_early
= omap1_init_early
,
454 .init_irq
= omap1_init_irq
,
455 .init_machine
= h3_init
,
456 .init_late
= omap1_init_late
,
457 .init_time
= omap1_timer_init
,
458 .restart
= omap1_restart
,