Merge branch 'devel-stable' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git...
[linux-3.10.git] / arch / arm / mach-omap1 / board-h3.c
1 /*
2  * linux/arch/arm/mach-omap1/board-h3.c
3  *
4  * This file contains OMAP1710 H3 specific code.
5  *
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
11  *
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.
15  */
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
34 #include <asm/setup.h>
35 #include <asm/page.h>
36 #include <mach/hardware.h>
37
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41
42 #include <mach/irqs.h>
43 #include <plat/mux.h>
44 #include <plat/tc.h>
45 #include <plat/usb.h>
46 #include <plat/keypad.h>
47 #include <plat/dma.h>
48 #include <plat/common.h>
49 #include <plat/flash.h>
50
51 #include "board-h3.h"
52
53 /* In OMAP1710 H3 the Ethernet is directly connected to CS1 */
54 #define OMAP1710_ETHR_START             0x04000300
55
56 #define H3_TS_GPIO      48
57
58 static const unsigned int h3_keymap[] = {
59         KEY(0, 0, KEY_LEFT),
60         KEY(1, 0, KEY_RIGHT),
61         KEY(2, 0, KEY_3),
62         KEY(3, 0, KEY_F10),
63         KEY(4, 0, KEY_F5),
64         KEY(5, 0, KEY_9),
65         KEY(0, 1, KEY_DOWN),
66         KEY(1, 1, KEY_UP),
67         KEY(2, 1, KEY_2),
68         KEY(3, 1, KEY_F9),
69         KEY(4, 1, KEY_F7),
70         KEY(5, 1, KEY_0),
71         KEY(0, 2, KEY_ENTER),
72         KEY(1, 2, KEY_6),
73         KEY(2, 2, KEY_1),
74         KEY(3, 2, KEY_F2),
75         KEY(4, 2, KEY_F6),
76         KEY(5, 2, KEY_HOME),
77         KEY(0, 3, KEY_8),
78         KEY(1, 3, KEY_5),
79         KEY(2, 3, KEY_F12),
80         KEY(3, 3, KEY_F3),
81         KEY(4, 3, KEY_F8),
82         KEY(5, 3, KEY_END),
83         KEY(0, 4, KEY_7),
84         KEY(1, 4, KEY_4),
85         KEY(2, 4, KEY_F11),
86         KEY(3, 4, KEY_F1),
87         KEY(4, 4, KEY_F4),
88         KEY(5, 4, KEY_ESC),
89         KEY(0, 5, KEY_F13),
90         KEY(1, 5, KEY_F14),
91         KEY(2, 5, KEY_F15),
92         KEY(3, 5, KEY_F16),
93         KEY(4, 5, KEY_SLEEP),
94 };
95
96
97 static struct mtd_partition nor_partitions[] = {
98         /* bootloader (U-Boot, etc) in first sector */
99         {
100               .name             = "bootloader",
101               .offset           = 0,
102               .size             = SZ_128K,
103               .mask_flags       = MTD_WRITEABLE, /* force read-only */
104         },
105         /* bootloader params in the next sector */
106         {
107               .name             = "params",
108               .offset           = MTDPART_OFS_APPEND,
109               .size             = SZ_128K,
110               .mask_flags       = 0,
111         },
112         /* kernel */
113         {
114               .name             = "kernel",
115               .offset           = MTDPART_OFS_APPEND,
116               .size             = SZ_2M,
117               .mask_flags       = 0
118         },
119         /* file system */
120         {
121               .name             = "filesystem",
122               .offset           = MTDPART_OFS_APPEND,
123               .size             = MTDPART_SIZ_FULL,
124               .mask_flags       = 0
125         }
126 };
127
128 static struct physmap_flash_data nor_data = {
129         .width          = 2,
130         .set_vpp        = omap1_set_vpp,
131         .parts          = nor_partitions,
132         .nr_parts       = ARRAY_SIZE(nor_partitions),
133 };
134
135 static struct resource nor_resource = {
136         /* This is on CS3, wherever it's mapped */
137         .flags          = IORESOURCE_MEM,
138 };
139
140 static struct platform_device nor_device = {
141         .name           = "physmap-flash",
142         .id             = 0,
143         .dev            = {
144                 .platform_data  = &nor_data,
145         },
146         .num_resources  = 1,
147         .resource       = &nor_resource,
148 };
149
150 static struct mtd_partition nand_partitions[] = {
151 #if 0
152         /* REVISIT: enable these partitions if you make NAND BOOT work */
153         {
154                 .name           = "xloader",
155                 .offset         = 0,
156                 .size           = 64 * 1024,
157                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
158         },
159         {
160                 .name           = "bootloader",
161                 .offset         = MTDPART_OFS_APPEND,
162                 .size           = 256 * 1024,
163                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
164         },
165         {
166                 .name           = "params",
167                 .offset         = MTDPART_OFS_APPEND,
168                 .size           = 192 * 1024,
169         },
170         {
171                 .name           = "kernel",
172                 .offset         = MTDPART_OFS_APPEND,
173                 .size           = 2 * SZ_1M,
174         },
175 #endif
176         {
177                 .name           = "filesystem",
178                 .size           = MTDPART_SIZ_FULL,
179                 .offset         = MTDPART_OFS_APPEND,
180         },
181 };
182
183 static void nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
184 {
185         struct nand_chip *this = mtd->priv;
186         unsigned long mask;
187
188         if (cmd == NAND_CMD_NONE)
189                 return;
190
191         mask = (ctrl & NAND_CLE) ? 0x02 : 0;
192         if (ctrl & NAND_ALE)
193                 mask |= 0x04;
194         writeb(cmd, (unsigned long)this->IO_ADDR_W | mask);
195 }
196
197 #define H3_NAND_RB_GPIO_PIN     10
198
199 static int nand_dev_ready(struct mtd_info *mtd)
200 {
201         return gpio_get_value(H3_NAND_RB_GPIO_PIN);
202 }
203
204 static const char *part_probes[] = { "cmdlinepart", NULL };
205
206 static struct platform_nand_data nand_platdata = {
207         .chip   = {
208                 .nr_chips               = 1,
209                 .chip_offset            = 0,
210                 .nr_partitions          = ARRAY_SIZE(nand_partitions),
211                 .partitions             = nand_partitions,
212                 .options                = NAND_SAMSUNG_LP_OPTIONS,
213                 .part_probe_types       = part_probes,
214         },
215         .ctrl   = {
216                 .cmd_ctrl       = nand_cmd_ctl,
217                 .dev_ready      = nand_dev_ready,
218
219         },
220 };
221
222 static struct resource nand_resource = {
223         .flags          = IORESOURCE_MEM,
224 };
225
226 static struct platform_device nand_device = {
227         .name           = "gen_nand",
228         .id             = 0,
229         .dev            = {
230                 .platform_data  = &nand_platdata,
231         },
232         .num_resources  = 1,
233         .resource       = &nand_resource,
234 };
235
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,
240 };
241
242 static struct resource smc91x_resources[] = {
243         [0] = {
244                 .start  = OMAP1710_ETHR_START,          /* Physical */
245                 .end    = OMAP1710_ETHR_START + 0xf,
246                 .flags  = IORESOURCE_MEM,
247         },
248         [1] = {
249                 .start  = OMAP_GPIO_IRQ(40),
250                 .end    = OMAP_GPIO_IRQ(40),
251                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
252         },
253 };
254
255 static struct platform_device smc91x_device = {
256         .name           = "smc91x",
257         .id             = 0,
258         .dev    = {
259                 .platform_data  = &smc91x_info,
260         },
261         .num_resources  = ARRAY_SIZE(smc91x_resources),
262         .resource       = smc91x_resources,
263 };
264
265 static void __init h3_init_smc91x(void)
266 {
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");
270                 return;
271         }
272 }
273
274 #define GPTIMER_BASE            0xFFFB1400
275 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
276 #define GPTIMER_REGS_SIZE       0x46
277
278 static struct resource intlat_resources[] = {
279         [0] = {
280                 .start  = GPTIMER_REGS(0),            /* Physical */
281                 .end    = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE,
282                 .flags  = IORESOURCE_MEM,
283         },
284         [1] = {
285                 .start  = INT_1610_GPTIMER1,
286                 .end    = INT_1610_GPTIMER1,
287                 .flags  = IORESOURCE_IRQ,
288         },
289 };
290
291 static struct platform_device intlat_device = {
292         .name      = "omap_intlat",
293         .id          = 0,
294         .num_resources  = ARRAY_SIZE(intlat_resources),
295         .resource       = intlat_resources,
296 };
297
298 static struct resource h3_kp_resources[] = {
299         [0] = {
300                 .start  = INT_KEYBOARD,
301                 .end    = INT_KEYBOARD,
302                 .flags  = IORESOURCE_IRQ,
303         },
304 };
305
306 static const struct matrix_keymap_data h3_keymap_data = {
307         .keymap         = h3_keymap,
308         .keymap_size    = ARRAY_SIZE(h3_keymap),
309 };
310
311 static struct omap_kp_platform_data h3_kp_data = {
312         .rows           = 8,
313         .cols           = 8,
314         .keymap_data    = &h3_keymap_data,
315         .rep            = true,
316         .delay          = 9,
317         .dbounce        = true,
318 };
319
320 static struct platform_device h3_kp_device = {
321         .name           = "omap-keypad",
322         .id             = -1,
323         .dev            = {
324                 .platform_data = &h3_kp_data,
325         },
326         .num_resources  = ARRAY_SIZE(h3_kp_resources),
327         .resource       = h3_kp_resources,
328 };
329
330 static struct platform_device h3_lcd_device = {
331         .name           = "lcd_h3",
332         .id             = -1,
333 };
334
335 static struct spi_board_info h3_spi_board_info[] __initdata = {
336         [0] = {
337                 .modalias       = "tsc2101",
338                 .bus_num        = 2,
339                 .chip_select    = 0,
340                 .irq            = OMAP_GPIO_IRQ(H3_TS_GPIO),
341                 .max_speed_hz   = 16000000,
342                 /* .platform_data       = &tsc_platform_data, */
343         },
344 };
345
346 static struct platform_device *devices[] __initdata = {
347         &nor_device,
348         &nand_device,
349         &smc91x_device,
350         &intlat_device,
351         &h3_kp_device,
352         &h3_lcd_device,
353 };
354
355 static struct omap_usb_config h3_usb_config __initdata = {
356         /* usb1 has a Mini-AB port and external isp1301 transceiver */
357         .otg        = 2,
358
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 */
364 #endif
365
366         .pins[1]        = 3,
367 };
368
369 static struct omap_lcd_config h3_lcd_config __initdata = {
370         .ctrl_name      = "internal",
371 };
372
373 static struct omap_board_config_kernel h3_config[] __initdata = {
374         { OMAP_TAG_LCD,         &h3_lcd_config },
375 };
376
377 static struct i2c_board_info __initdata h3_i2c_board_info[] = {
378        {
379                 I2C_BOARD_INFO("tps65013", 0x48),
380                /* .irq         = OMAP_GPIO_IRQ(??), */
381        },
382         {
383                 I2C_BOARD_INFO("isp1301_omap", 0x2d),
384                 .irq            = OMAP_GPIO_IRQ(14),
385         },
386 };
387
388 static void __init h3_init(void)
389 {
390         h3_init_smc91x();
391
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.
395          *
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...
399          */
400         nor_resource.end = nor_resource.start = omap_cs3_phys();
401         nor_resource.end += SZ_32M - 1;
402
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)
406                 BUG();
407         gpio_direction_input(H3_NAND_RB_GPIO_PIN);
408
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);
412
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);
425
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);
431         omap_serial_init();
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);
435         h3_mmc_init();
436 }
437
438 static void __init h3_init_irq(void)
439 {
440         omap1_init_common_hw();
441         omap1_init_irq();
442 }
443
444 static void __init h3_map_io(void)
445 {
446         omap1_map_common_io();
447 }
448
449 MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
450         /* Maintainer: Texas Instruments, Inc. */
451         .atag_offset    = 0x100,
452         .map_io         = h3_map_io,
453         .reserve        = omap_reserve,
454         .init_irq       = h3_init_irq,
455         .init_machine   = h3_init,
456         .timer          = &omap1_timer,
457 MACHINE_END