omap: headers: Move remaining headers from include/mach to include/plat
[linux-2.6.git] / arch / arm / mach-omap1 / board-h2.c
1 /*
2  * linux/arch/arm/mach-omap1/board-h2.c
3  *
4  * Board specific inits for OMAP-1610 H2
5  *
6  * Copyright (C) 2001 RidgeRun, Inc.
7  * Author: Greg Lonnon <glonnon@ridgerun.com>
8  *
9  * Copyright (C) 2002 MontaVista Software, Inc.
10  *
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>
13  *
14  * H2 specific changes and cleanup
15  * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
16  *
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.
20  */
21
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/input.h>
30 #include <linux/i2c/tps65010.h>
31
32 #include <mach/hardware.h>
33 #include <asm/gpio.h>
34
35 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/flash.h>
38 #include <asm/mach/map.h>
39
40 #include <plat/mux.h>
41 #include <plat/dma.h>
42 #include <plat/tc.h>
43 #include <plat/nand.h>
44 #include <plat/irda.h>
45 #include <plat/usb.h>
46 #include <plat/keypad.h>
47 #include <plat/common.h>
48
49 #include "board-h2.h"
50
51 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
52 #define OMAP1610_ETHR_START             0x04000300
53
54 static int h2_keymap[] = {
55         KEY(0, 0, KEY_LEFT),
56         KEY(0, 1, KEY_RIGHT),
57         KEY(0, 2, KEY_3),
58         KEY(0, 3, KEY_F10),
59         KEY(0, 4, KEY_F5),
60         KEY(0, 5, KEY_9),
61         KEY(1, 0, KEY_DOWN),
62         KEY(1, 1, KEY_UP),
63         KEY(1, 2, KEY_2),
64         KEY(1, 3, KEY_F9),
65         KEY(1, 4, KEY_F7),
66         KEY(1, 5, KEY_0),
67         KEY(2, 0, KEY_ENTER),
68         KEY(2, 1, KEY_6),
69         KEY(2, 2, KEY_1),
70         KEY(2, 3, KEY_F2),
71         KEY(2, 4, KEY_F6),
72         KEY(2, 5, KEY_HOME),
73         KEY(3, 0, KEY_8),
74         KEY(3, 1, KEY_5),
75         KEY(3, 2, KEY_F12),
76         KEY(3, 3, KEY_F3),
77         KEY(3, 4, KEY_F8),
78         KEY(3, 5, KEY_END),
79         KEY(4, 0, KEY_7),
80         KEY(4, 1, KEY_4),
81         KEY(4, 2, KEY_F11),
82         KEY(4, 3, KEY_F1),
83         KEY(4, 4, KEY_F4),
84         KEY(4, 5, KEY_ESC),
85         KEY(5, 0, KEY_F13),
86         KEY(5, 1, KEY_F14),
87         KEY(5, 2, KEY_F15),
88         KEY(5, 3, KEY_F16),
89         KEY(5, 4, KEY_SLEEP),
90         0
91 };
92
93 static struct mtd_partition h2_nor_partitions[] = {
94         /* bootloader (U-Boot, etc) in first sector */
95         {
96               .name             = "bootloader",
97               .offset           = 0,
98               .size             = SZ_128K,
99               .mask_flags       = MTD_WRITEABLE, /* force read-only */
100         },
101         /* bootloader params in the next sector */
102         {
103               .name             = "params",
104               .offset           = MTDPART_OFS_APPEND,
105               .size             = SZ_128K,
106               .mask_flags       = 0,
107         },
108         /* kernel */
109         {
110               .name             = "kernel",
111               .offset           = MTDPART_OFS_APPEND,
112               .size             = SZ_2M,
113               .mask_flags       = 0
114         },
115         /* file system */
116         {
117               .name             = "filesystem",
118               .offset           = MTDPART_OFS_APPEND,
119               .size             = MTDPART_SIZ_FULL,
120               .mask_flags       = 0
121         }
122 };
123
124 static struct flash_platform_data h2_nor_data = {
125         .map_name       = "cfi_probe",
126         .width          = 2,
127         .parts          = h2_nor_partitions,
128         .nr_parts       = ARRAY_SIZE(h2_nor_partitions),
129 };
130
131 static struct resource h2_nor_resource = {
132         /* This is on CS3, wherever it's mapped */
133         .flags          = IORESOURCE_MEM,
134 };
135
136 static struct platform_device h2_nor_device = {
137         .name           = "omapflash",
138         .id             = 0,
139         .dev            = {
140                 .platform_data  = &h2_nor_data,
141         },
142         .num_resources  = 1,
143         .resource       = &h2_nor_resource,
144 };
145
146 static struct mtd_partition h2_nand_partitions[] = {
147 #if 0
148         /* REVISIT:  enable these partitions if you make NAND BOOT
149          * work on your H2 (rev C or newer); published versions of
150          * x-load only support P2 and H3.
151          */
152         {
153                 .name           = "xloader",
154                 .offset         = 0,
155                 .size           = 64 * 1024,
156                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
157         },
158         {
159                 .name           = "bootloader",
160                 .offset         = MTDPART_OFS_APPEND,
161                 .size           = 256 * 1024,
162                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
163         },
164         {
165                 .name           = "params",
166                 .offset         = MTDPART_OFS_APPEND,
167                 .size           = 192 * 1024,
168         },
169         {
170                 .name           = "kernel",
171                 .offset         = MTDPART_OFS_APPEND,
172                 .size           = 2 * SZ_1M,
173         },
174 #endif
175         {
176                 .name           = "filesystem",
177                 .size           = MTDPART_SIZ_FULL,
178                 .offset         = MTDPART_OFS_APPEND,
179         },
180 };
181
182 /* dip switches control NAND chip access:  8 bit, 16 bit, or neither */
183 static struct omap_nand_platform_data h2_nand_data = {
184         .options        = NAND_SAMSUNG_LP_OPTIONS,
185         .parts          = h2_nand_partitions,
186         .nr_parts       = ARRAY_SIZE(h2_nand_partitions),
187 };
188
189 static struct resource h2_nand_resource = {
190         .flags          = IORESOURCE_MEM,
191 };
192
193 static struct platform_device h2_nand_device = {
194         .name           = "omapnand",
195         .id             = 0,
196         .dev            = {
197                 .platform_data  = &h2_nand_data,
198         },
199         .num_resources  = 1,
200         .resource       = &h2_nand_resource,
201 };
202
203 static struct resource h2_smc91x_resources[] = {
204         [0] = {
205                 .start  = OMAP1610_ETHR_START,          /* Physical */
206                 .end    = OMAP1610_ETHR_START + 0xf,
207                 .flags  = IORESOURCE_MEM,
208         },
209         [1] = {
210                 .start  = OMAP_GPIO_IRQ(0),
211                 .end    = OMAP_GPIO_IRQ(0),
212                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
213         },
214 };
215
216 static struct platform_device h2_smc91x_device = {
217         .name           = "smc91x",
218         .id             = 0,
219         .num_resources  = ARRAY_SIZE(h2_smc91x_resources),
220         .resource       = h2_smc91x_resources,
221 };
222
223 static struct resource h2_kp_resources[] = {
224         [0] = {
225                 .start  = INT_KEYBOARD,
226                 .end    = INT_KEYBOARD,
227                 .flags  = IORESOURCE_IRQ,
228         },
229 };
230
231 static struct omap_kp_platform_data h2_kp_data = {
232         .rows           = 8,
233         .cols           = 8,
234         .keymap         = h2_keymap,
235         .keymapsize     = ARRAY_SIZE(h2_keymap),
236         .rep            = 1,
237         .delay          = 9,
238         .dbounce        = 1,
239 };
240
241 static struct platform_device h2_kp_device = {
242         .name           = "omap-keypad",
243         .id             = -1,
244         .dev            = {
245                 .platform_data = &h2_kp_data,
246         },
247         .num_resources  = ARRAY_SIZE(h2_kp_resources),
248         .resource       = h2_kp_resources,
249 };
250
251 #define H2_IRDA_FIRSEL_GPIO_PIN 17
252
253 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
254 static int h2_transceiver_mode(struct device *dev, int state)
255 {
256         /* SIR when low, else MIR/FIR when HIGH */
257         gpio_set_value(H2_IRDA_FIRSEL_GPIO_PIN, !(state & IR_SIRMODE));
258         return 0;
259 }
260 #endif
261
262 static struct omap_irda_config h2_irda_data = {
263         .transceiver_cap        = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
264         .rx_channel             = OMAP_DMA_UART3_RX,
265         .tx_channel             = OMAP_DMA_UART3_TX,
266         .dest_start             = UART3_THR,
267         .src_start              = UART3_RHR,
268         .tx_trigger             = 0,
269         .rx_trigger             = 0,
270 };
271
272 static struct resource h2_irda_resources[] = {
273         [0] = {
274                 .start  = INT_UART3,
275                 .end    = INT_UART3,
276                 .flags  = IORESOURCE_IRQ,
277         },
278 };
279
280 static u64 irda_dmamask = 0xffffffff;
281
282 static struct platform_device h2_irda_device = {
283         .name           = "omapirda",
284         .id             = 0,
285         .dev            = {
286                 .platform_data  = &h2_irda_data,
287                 .dma_mask       = &irda_dmamask,
288         },
289         .num_resources  = ARRAY_SIZE(h2_irda_resources),
290         .resource       = h2_irda_resources,
291 };
292
293 static struct platform_device h2_lcd_device = {
294         .name           = "lcd_h2",
295         .id             = -1,
296 };
297
298 static struct platform_device *h2_devices[] __initdata = {
299         &h2_nor_device,
300         &h2_nand_device,
301         &h2_smc91x_device,
302         &h2_irda_device,
303         &h2_kp_device,
304         &h2_lcd_device,
305 };
306
307 static void __init h2_init_smc91x(void)
308 {
309         if (gpio_request(0, "SMC91x irq") < 0) {
310                 printk("Error requesting gpio 0 for smc91x irq\n");
311                 return;
312         }
313 }
314
315 static int tps_setup(struct i2c_client *client, void *context)
316 {
317         tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
318                                 TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
319
320         return 0;
321 }
322
323 static struct tps65010_board tps_board = {
324         .base           = H2_TPS_GPIO_BASE,
325         .outmask        = 0x0f,
326         .setup          = tps_setup,
327 };
328
329 static struct i2c_board_info __initdata h2_i2c_board_info[] = {
330         {
331                 I2C_BOARD_INFO("tps65010", 0x48),
332                 .irq            = OMAP_GPIO_IRQ(58),
333                 .platform_data  = &tps_board,
334         }, {
335                 I2C_BOARD_INFO("isp1301_omap", 0x2d),
336                 .irq            = OMAP_GPIO_IRQ(2),
337         },
338 };
339
340 static void __init h2_init_irq(void)
341 {
342         omap1_init_common_hw();
343         omap_init_irq();
344         omap_gpio_init();
345         h2_init_smc91x();
346 }
347
348 static struct omap_usb_config h2_usb_config __initdata = {
349         /* usb1 has a Mini-AB port and external isp1301 transceiver */
350         .otg            = 2,
351
352 #ifdef  CONFIG_USB_GADGET_OMAP
353         .hmc_mode       = 19,   /* 0:host(off) 1:dev|otg 2:disabled */
354         /* .hmc_mode    = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
355 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
356         /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
357         .hmc_mode       = 20,   /* 1:dev|otg(off) 1:host 2:disabled */
358 #endif
359
360         .pins[1]        = 3,
361 };
362
363 static struct omap_lcd_config h2_lcd_config __initdata = {
364         .ctrl_name      = "internal",
365 };
366
367 static struct omap_board_config_kernel h2_config[] __initdata = {
368         { OMAP_TAG_LCD,         &h2_lcd_config },
369 };
370
371 #define H2_NAND_RB_GPIO_PIN     62
372
373 static void __init h2_init(void)
374 {
375         /* Here we assume the NOR boot config:  NOR on CS3 (possibly swapped
376          * to address 0 by a dip switch), NAND on CS2B.  The NAND driver will
377          * notice whether a NAND chip is enabled at probe time.
378          *
379          * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
380          * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3.  Try
381          * detecting that in code here, to avoid probing every possible flash
382          * configuration...
383          */
384         h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
385         h2_nor_resource.end += SZ_32M - 1;
386
387         h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
388         h2_nand_resource.end += SZ_4K - 1;
389         if (gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0)
390                 BUG();
391         gpio_direction_input(H2_NAND_RB_GPIO_PIN);
392
393         omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
394         omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
395
396         /* MMC:  card detect and WP */
397         /* omap_cfg_reg(U19_ARMIO1); */         /* CD */
398         omap_cfg_reg(BALLOUT_V8_ARMIO3);        /* WP */
399
400         /* Irda */
401 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
402         omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
403         if (gpio_request(H2_IRDA_FIRSEL_GPIO_PIN, "IRDA mode") < 0)
404                 BUG();
405         gpio_direction_output(H2_IRDA_FIRSEL_GPIO_PIN, 0);
406         h2_irda_data.transceiver_mode = h2_transceiver_mode;
407 #endif
408
409         platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
410         omap_board_config = h2_config;
411         omap_board_config_size = ARRAY_SIZE(h2_config);
412         omap_serial_init();
413         omap_register_i2c_bus(1, 100, h2_i2c_board_info,
414                               ARRAY_SIZE(h2_i2c_board_info));
415         omap_usb_init(&h2_usb_config);
416         h2_mmc_init();
417 }
418
419 static void __init h2_map_io(void)
420 {
421         omap1_map_common_io();
422 }
423
424 MACHINE_START(OMAP_H2, "TI-H2")
425         /* Maintainer: Imre Deak <imre.deak@nokia.com> */
426         .phys_io        = 0xfff00000,
427         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
428         .boot_params    = 0x10000100,
429         .map_io         = h2_map_io,
430         .init_irq       = h2_init_irq,
431         .init_machine   = h2_init,
432         .timer          = &omap_timer,
433 MACHINE_END