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>
34 #include <asm/setup.h>
36 #include <mach/hardware.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
42 #include <mach/irqs.h>
46 #include <plat/keypad.h>
49 #include <plat/flash.h>
53 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
54 #define OMAP1710_ETHR_START 0x04000300
58 static const unsigned int h3_keymap
[] = {
97 static struct mtd_partition nor_partitions
[] = {
98 /* bootloader (U-Boot, etc) in first sector */
100 .name
= "bootloader",
103 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
105 /* bootloader params in the next sector */
108 .offset
= MTDPART_OFS_APPEND
,
115 .offset
= MTDPART_OFS_APPEND
,
121 .name
= "filesystem",
122 .offset
= MTDPART_OFS_APPEND
,
123 .size
= MTDPART_SIZ_FULL
,
128 static struct physmap_flash_data nor_data
= {
130 .set_vpp
= omap1_set_vpp
,
131 .parts
= nor_partitions
,
132 .nr_parts
= ARRAY_SIZE(nor_partitions
),
135 static struct resource nor_resource
= {
136 /* This is on CS3, wherever it's mapped */
137 .flags
= IORESOURCE_MEM
,
140 static struct platform_device nor_device
= {
141 .name
= "physmap-flash",
144 .platform_data
= &nor_data
,
147 .resource
= &nor_resource
,
150 static struct mtd_partition nand_partitions
[] = {
152 /* REVISIT: enable these partitions if you make NAND BOOT work */
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 static void nand_cmd_ctl(struct mtd_info
*mtd
, int cmd
, unsigned int ctrl
)
185 struct nand_chip
*this = mtd
->priv
;
188 if (cmd
== NAND_CMD_NONE
)
191 mask
= (ctrl
& NAND_CLE
) ? 0x02 : 0;
194 writeb(cmd
, (unsigned long)this->IO_ADDR_W
| mask
);
197 #define H3_NAND_RB_GPIO_PIN 10
199 static int nand_dev_ready(struct mtd_info
*mtd
)
201 return gpio_get_value(H3_NAND_RB_GPIO_PIN
);
204 static const char *part_probes
[] = { "cmdlinepart", NULL
};
206 static struct platform_nand_data nand_platdata
= {
210 .nr_partitions
= ARRAY_SIZE(nand_partitions
),
211 .partitions
= nand_partitions
,
212 .options
= NAND_SAMSUNG_LP_OPTIONS
,
213 .part_probe_types
= part_probes
,
216 .cmd_ctrl
= nand_cmd_ctl
,
217 .dev_ready
= nand_dev_ready
,
222 static struct resource nand_resource
= {
223 .flags
= IORESOURCE_MEM
,
226 static struct platform_device nand_device
= {
230 .platform_data
= &nand_platdata
,
233 .resource
= &nand_resource
,
236 static struct smc91x_platdata smc91x_info
= {
237 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
238 .leda
= RPC_LED_100_10
,
239 .ledb
= RPC_LED_TX_RX
,
242 static struct resource smc91x_resources
[] = {
244 .start
= OMAP1710_ETHR_START
, /* Physical */
245 .end
= OMAP1710_ETHR_START
+ 0xf,
246 .flags
= IORESOURCE_MEM
,
249 .start
= OMAP_GPIO_IRQ(40),
250 .end
= OMAP_GPIO_IRQ(40),
251 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWEDGE
,
255 static struct platform_device smc91x_device
= {
259 .platform_data
= &smc91x_info
,
261 .num_resources
= ARRAY_SIZE(smc91x_resources
),
262 .resource
= smc91x_resources
,
265 static void __init
h3_init_smc91x(void)
267 omap_cfg_reg(W15_1710_GPIO40
);
268 if (gpio_request(40, "SMC91x irq") < 0) {
269 printk("Error requesting gpio 40 for smc91x irq\n");
274 #define GPTIMER_BASE 0xFFFB1400
275 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
276 #define GPTIMER_REGS_SIZE 0x46
278 static struct resource intlat_resources
[] = {
280 .start
= GPTIMER_REGS(0), /* Physical */
281 .end
= GPTIMER_REGS(0) + GPTIMER_REGS_SIZE
,
282 .flags
= IORESOURCE_MEM
,
285 .start
= INT_1610_GPTIMER1
,
286 .end
= INT_1610_GPTIMER1
,
287 .flags
= IORESOURCE_IRQ
,
291 static struct platform_device intlat_device
= {
292 .name
= "omap_intlat",
294 .num_resources
= ARRAY_SIZE(intlat_resources
),
295 .resource
= intlat_resources
,
298 static struct resource h3_kp_resources
[] = {
300 .start
= INT_KEYBOARD
,
302 .flags
= IORESOURCE_IRQ
,
306 static const struct matrix_keymap_data h3_keymap_data
= {
308 .keymap_size
= ARRAY_SIZE(h3_keymap
),
311 static struct omap_kp_platform_data h3_kp_data
= {
314 .keymap_data
= &h3_keymap_data
,
320 static struct platform_device h3_kp_device
= {
321 .name
= "omap-keypad",
324 .platform_data
= &h3_kp_data
,
326 .num_resources
= ARRAY_SIZE(h3_kp_resources
),
327 .resource
= h3_kp_resources
,
330 static struct platform_device h3_lcd_device
= {
335 static struct spi_board_info h3_spi_board_info
[] __initdata
= {
337 .modalias
= "tsc2101",
340 .irq
= OMAP_GPIO_IRQ(H3_TS_GPIO
),
341 .max_speed_hz
= 16000000,
342 /* .platform_data = &tsc_platform_data, */
346 static struct platform_device
*devices
[] __initdata
= {
355 static struct omap_usb_config h3_usb_config __initdata
= {
356 /* usb1 has a Mini-AB port and external isp1301 transceiver */
359 #ifdef CONFIG_USB_GADGET_OMAP
360 .hmc_mode
= 19, /* 0:host(off) 1:dev|otg 2:disabled */
361 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
362 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
363 .hmc_mode
= 20, /* 1:dev|otg(off) 1:host 2:disabled */
369 static struct omap_lcd_config h3_lcd_config __initdata
= {
370 .ctrl_name
= "internal",
373 static struct omap_board_config_kernel h3_config
[] __initdata
= {
374 { OMAP_TAG_LCD
, &h3_lcd_config
},
377 static struct i2c_board_info __initdata h3_i2c_board_info
[] = {
379 I2C_BOARD_INFO("tps65013", 0x48),
380 /* .irq = OMAP_GPIO_IRQ(??), */
383 I2C_BOARD_INFO("isp1301_omap", 0x2d),
384 .irq
= OMAP_GPIO_IRQ(14),
388 static void __init
h3_init(void)
392 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
393 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
394 * notice whether a NAND chip is enabled at probe time.
396 * H3 support NAND-boot, with a dip switch to put NOR on CS2B and NAND
397 * (which on H2 may be 16bit) on CS3. Try detecting that in code here,
398 * to avoid probing every possible flash configuration...
400 nor_resource
.end
= nor_resource
.start
= omap_cs3_phys();
401 nor_resource
.end
+= SZ_32M
- 1;
403 nand_resource
.end
= nand_resource
.start
= OMAP_CS2B_PHYS
;
404 nand_resource
.end
+= SZ_4K
- 1;
405 if (gpio_request(H3_NAND_RB_GPIO_PIN
, "NAND ready") < 0)
407 gpio_direction_input(H3_NAND_RB_GPIO_PIN
);
409 /* GPIO10 Func_MUX_CTRL reg bit 29:27, Configure V2 to mode1 as GPIO */
410 /* GPIO10 pullup/down register, Enable pullup on GPIO10 */
411 omap_cfg_reg(V2_1710_GPIO10
);
413 /* Mux pins for keypad */
414 omap_cfg_reg(F18_1610_KBC0
);
415 omap_cfg_reg(D20_1610_KBC1
);
416 omap_cfg_reg(D19_1610_KBC2
);
417 omap_cfg_reg(E18_1610_KBC3
);
418 omap_cfg_reg(C21_1610_KBC4
);
419 omap_cfg_reg(G18_1610_KBR0
);
420 omap_cfg_reg(F19_1610_KBR1
);
421 omap_cfg_reg(H14_1610_KBR2
);
422 omap_cfg_reg(E20_1610_KBR3
);
423 omap_cfg_reg(E19_1610_KBR4
);
424 omap_cfg_reg(N19_1610_KBR5
);
426 platform_add_devices(devices
, ARRAY_SIZE(devices
));
427 spi_register_board_info(h3_spi_board_info
,
428 ARRAY_SIZE(h3_spi_board_info
));
429 omap_board_config
= h3_config
;
430 omap_board_config_size
= ARRAY_SIZE(h3_config
);
432 omap_register_i2c_bus(1, 100, h3_i2c_board_info
,
433 ARRAY_SIZE(h3_i2c_board_info
));
434 omap1_usb_init(&h3_usb_config
);
438 MACHINE_START(OMAP_H3
, "TI OMAP1710 H3 board")
439 /* Maintainer: Texas Instruments, Inc. */
440 .atag_offset
= 0x100,
441 .map_io
= omap16xx_map_io
,
442 .init_early
= omap1_init_early
,
443 .reserve
= omap_reserve
,
444 .init_irq
= omap1_init_irq
,
445 .init_machine
= h3_init
,
446 .timer
= &omap1_timer
,
447 .restart
= omap1_restart
,