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/leds.h>
36 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
43 #include <plat/irda.h>
44 #include <plat/keypad.h>
45 #include <plat/flash.h>
47 #include <mach/hardware.h>
53 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
54 #define OMAP1610_ETHR_START 0x04000300
56 static const unsigned int h2_keymap
[] = {
94 static struct mtd_partition h2_nor_partitions
[] = {
95 /* bootloader (U-Boot, etc) in first sector */
100 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
102 /* bootloader params in the next sector */
105 .offset
= MTDPART_OFS_APPEND
,
112 .offset
= MTDPART_OFS_APPEND
,
118 .name
= "filesystem",
119 .offset
= MTDPART_OFS_APPEND
,
120 .size
= MTDPART_SIZ_FULL
,
125 static struct physmap_flash_data h2_nor_data
= {
127 .set_vpp
= omap1_set_vpp
,
128 .parts
= h2_nor_partitions
,
129 .nr_parts
= ARRAY_SIZE(h2_nor_partitions
),
132 static struct resource h2_nor_resource
= {
133 /* This is on CS3, wherever it's mapped */
134 .flags
= IORESOURCE_MEM
,
137 static struct platform_device h2_nor_device
= {
138 .name
= "physmap-flash",
141 .platform_data
= &h2_nor_data
,
144 .resource
= &h2_nor_resource
,
147 static struct mtd_partition h2_nand_partitions
[] = {
149 /* REVISIT: enable these partitions if you make NAND BOOT
150 * work on your H2 (rev C or newer); published versions of
151 * x-load only support P2 and H3.
157 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
160 .name
= "bootloader",
161 .offset
= MTDPART_OFS_APPEND
,
163 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
167 .offset
= MTDPART_OFS_APPEND
,
172 .offset
= MTDPART_OFS_APPEND
,
177 .name
= "filesystem",
178 .size
= MTDPART_SIZ_FULL
,
179 .offset
= MTDPART_OFS_APPEND
,
183 #define H2_NAND_RB_GPIO_PIN 62
185 static int h2_nand_dev_ready(struct mtd_info
*mtd
)
187 return gpio_get_value(H2_NAND_RB_GPIO_PIN
);
190 static struct platform_nand_data h2_nand_platdata
= {
194 .nr_partitions
= ARRAY_SIZE(h2_nand_partitions
),
195 .partitions
= h2_nand_partitions
,
196 .options
= NAND_SAMSUNG_LP_OPTIONS
,
199 .cmd_ctrl
= omap1_nand_cmd_ctl
,
200 .dev_ready
= h2_nand_dev_ready
,
204 static struct resource h2_nand_resource
= {
205 .flags
= IORESOURCE_MEM
,
208 static struct platform_device h2_nand_device
= {
212 .platform_data
= &h2_nand_platdata
,
215 .resource
= &h2_nand_resource
,
218 static struct smc91x_platdata h2_smc91x_info
= {
219 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
220 .leda
= RPC_LED_100_10
,
221 .ledb
= RPC_LED_TX_RX
,
224 static struct resource h2_smc91x_resources
[] = {
226 .start
= OMAP1610_ETHR_START
, /* Physical */
227 .end
= OMAP1610_ETHR_START
+ 0xf,
228 .flags
= IORESOURCE_MEM
,
231 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWEDGE
,
235 static struct platform_device h2_smc91x_device
= {
239 .platform_data
= &h2_smc91x_info
,
241 .num_resources
= ARRAY_SIZE(h2_smc91x_resources
),
242 .resource
= h2_smc91x_resources
,
245 static struct resource h2_kp_resources
[] = {
247 .start
= INT_KEYBOARD
,
249 .flags
= IORESOURCE_IRQ
,
253 static const struct matrix_keymap_data h2_keymap_data
= {
255 .keymap_size
= ARRAY_SIZE(h2_keymap
),
258 static struct omap_kp_platform_data h2_kp_data
= {
261 .keymap_data
= &h2_keymap_data
,
267 static struct platform_device h2_kp_device
= {
268 .name
= "omap-keypad",
271 .platform_data
= &h2_kp_data
,
273 .num_resources
= ARRAY_SIZE(h2_kp_resources
),
274 .resource
= h2_kp_resources
,
277 #define H2_IRDA_FIRSEL_GPIO_PIN 17
279 static struct omap_irda_config h2_irda_data
= {
280 .transceiver_cap
= IR_SIRMODE
| IR_MIRMODE
| IR_FIRMODE
,
281 .rx_channel
= OMAP_DMA_UART3_RX
,
282 .tx_channel
= OMAP_DMA_UART3_TX
,
283 .dest_start
= UART3_THR
,
284 .src_start
= UART3_RHR
,
289 static struct resource h2_irda_resources
[] = {
293 .flags
= IORESOURCE_IRQ
,
297 static u64 irda_dmamask
= 0xffffffff;
299 static struct platform_device h2_irda_device
= {
303 .platform_data
= &h2_irda_data
,
304 .dma_mask
= &irda_dmamask
,
306 .num_resources
= ARRAY_SIZE(h2_irda_resources
),
307 .resource
= h2_irda_resources
,
310 static struct gpio_led h2_gpio_led_pins
[] = {
313 .default_trigger
= "heartbeat",
318 .default_trigger
= "cpu0",
319 .gpio
= OMAP_MPUIO(4),
323 static struct gpio_led_platform_data h2_gpio_led_data
= {
324 .leds
= h2_gpio_led_pins
,
325 .num_leds
= ARRAY_SIZE(h2_gpio_led_pins
),
328 static struct platform_device h2_gpio_leds
= {
332 .platform_data
= &h2_gpio_led_data
,
336 static struct platform_device
*h2_devices
[] __initdata
= {
345 static void __init
h2_init_smc91x(void)
347 if (gpio_request(0, "SMC91x irq") < 0) {
348 printk("Error requesting gpio 0 for smc91x irq\n");
353 static int tps_setup(struct i2c_client
*client
, void *context
)
355 tps65010_config_vregs1(TPS_LDO2_ENABLE
| TPS_VLDO2_3_0V
|
356 TPS_LDO1_ENABLE
| TPS_VLDO1_3_0V
);
361 static struct tps65010_board tps_board
= {
362 .base
= H2_TPS_GPIO_BASE
,
367 static struct i2c_board_info __initdata h2_i2c_board_info
[] = {
369 I2C_BOARD_INFO("tps65010", 0x48),
370 .platform_data
= &tps_board
,
372 I2C_BOARD_INFO("isp1301_omap", 0x2d),
376 static struct omap_usb_config h2_usb_config __initdata
= {
377 /* usb1 has a Mini-AB port and external isp1301 transceiver */
380 #ifdef CONFIG_USB_GADGET_OMAP
381 .hmc_mode
= 19, /* 0:host(off) 1:dev|otg 2:disabled */
382 /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
383 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
384 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
385 .hmc_mode
= 20, /* 1:dev|otg(off) 1:host 2:disabled */
391 static struct omap_lcd_config h2_lcd_config __initdata
= {
392 .ctrl_name
= "internal",
395 static void __init
h2_init(void)
399 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
400 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
401 * notice whether a NAND chip is enabled at probe time.
403 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
404 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
405 * detecting that in code here, to avoid probing every possible flash
408 h2_nor_resource
.end
= h2_nor_resource
.start
= omap_cs3_phys();
409 h2_nor_resource
.end
+= SZ_32M
- 1;
411 h2_nand_resource
.end
= h2_nand_resource
.start
= OMAP_CS2B_PHYS
;
412 h2_nand_resource
.end
+= SZ_4K
- 1;
413 if (gpio_request(H2_NAND_RB_GPIO_PIN
, "NAND ready") < 0)
415 gpio_direction_input(H2_NAND_RB_GPIO_PIN
);
417 omap_cfg_reg(L3_1610_FLASH_CS2B_OE
);
418 omap_cfg_reg(M8_1610_FLASH_CS2B_WE
);
420 /* MMC: card detect and WP */
421 /* omap_cfg_reg(U19_ARMIO1); */ /* CD */
422 omap_cfg_reg(BALLOUT_V8_ARMIO3
); /* WP */
424 /* Mux pins for keypad */
425 omap_cfg_reg(F18_1610_KBC0
);
426 omap_cfg_reg(D20_1610_KBC1
);
427 omap_cfg_reg(D19_1610_KBC2
);
428 omap_cfg_reg(E18_1610_KBC3
);
429 omap_cfg_reg(C21_1610_KBC4
);
430 omap_cfg_reg(G18_1610_KBR0
);
431 omap_cfg_reg(F19_1610_KBR1
);
432 omap_cfg_reg(H14_1610_KBR2
);
433 omap_cfg_reg(E20_1610_KBR3
);
434 omap_cfg_reg(E19_1610_KBR4
);
435 omap_cfg_reg(N19_1610_KBR5
);
437 /* GPIO based LEDs */
438 omap_cfg_reg(P18_1610_GPIO3
);
439 omap_cfg_reg(MPUIO4
);
441 h2_smc91x_resources
[1].start
= gpio_to_irq(0);
442 h2_smc91x_resources
[1].end
= gpio_to_irq(0);
443 platform_add_devices(h2_devices
, ARRAY_SIZE(h2_devices
));
445 h2_i2c_board_info
[0].irq
= gpio_to_irq(58);
446 h2_i2c_board_info
[1].irq
= gpio_to_irq(2);
447 omap_register_i2c_bus(1, 100, h2_i2c_board_info
,
448 ARRAY_SIZE(h2_i2c_board_info
));
449 omap1_usb_init(&h2_usb_config
);
452 omapfb_set_lcd_config(&h2_lcd_config
);
455 MACHINE_START(OMAP_H2
, "TI-H2")
456 /* Maintainer: Imre Deak <imre.deak@nokia.com> */
457 .atag_offset
= 0x100,
458 .map_io
= omap16xx_map_io
,
459 .init_early
= omap1_init_early
,
460 .reserve
= omap_reserve
,
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
,