ARM: OMAP1: DMA: Moving OMAP1 DMA channel definitions to mach-omap1
[muen/linux.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 #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/platform_data/gpio-omap.h>
35 #include <linux/leds.h>
36
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
39 #include <asm/mach/map.h>
40
41 #include <mach/mux.h>
42 #include <plat/dma.h>
43 #include <plat/tc.h>
44 #include <mach/irda.h>
45 #include <linux/platform_data/keypad-omap.h>
46 #include <mach/flash.h>
47
48 #include <mach/hardware.h>
49 #include <mach/usb.h>
50
51 #include "common.h"
52 #include "board-h2.h"
53 #include "dma.h"
54
55 /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */
56 #define OMAP1610_ETHR_START             0x04000300
57
58 static const unsigned int h2_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 static struct mtd_partition h2_nor_partitions[] = {
97         /* bootloader (U-Boot, etc) in first sector */
98         {
99               .name             = "bootloader",
100               .offset           = 0,
101               .size             = SZ_128K,
102               .mask_flags       = MTD_WRITEABLE, /* force read-only */
103         },
104         /* bootloader params in the next sector */
105         {
106               .name             = "params",
107               .offset           = MTDPART_OFS_APPEND,
108               .size             = SZ_128K,
109               .mask_flags       = 0,
110         },
111         /* kernel */
112         {
113               .name             = "kernel",
114               .offset           = MTDPART_OFS_APPEND,
115               .size             = SZ_2M,
116               .mask_flags       = 0
117         },
118         /* file system */
119         {
120               .name             = "filesystem",
121               .offset           = MTDPART_OFS_APPEND,
122               .size             = MTDPART_SIZ_FULL,
123               .mask_flags       = 0
124         }
125 };
126
127 static struct physmap_flash_data h2_nor_data = {
128         .width          = 2,
129         .set_vpp        = omap1_set_vpp,
130         .parts          = h2_nor_partitions,
131         .nr_parts       = ARRAY_SIZE(h2_nor_partitions),
132 };
133
134 static struct resource h2_nor_resource = {
135         /* This is on CS3, wherever it's mapped */
136         .flags          = IORESOURCE_MEM,
137 };
138
139 static struct platform_device h2_nor_device = {
140         .name           = "physmap-flash",
141         .id             = 0,
142         .dev            = {
143                 .platform_data  = &h2_nor_data,
144         },
145         .num_resources  = 1,
146         .resource       = &h2_nor_resource,
147 };
148
149 static struct mtd_partition h2_nand_partitions[] = {
150 #if 0
151         /* REVISIT:  enable these partitions if you make NAND BOOT
152          * work on your H2 (rev C or newer); published versions of
153          * x-load only support P2 and H3.
154          */
155         {
156                 .name           = "xloader",
157                 .offset         = 0,
158                 .size           = 64 * 1024,
159                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
160         },
161         {
162                 .name           = "bootloader",
163                 .offset         = MTDPART_OFS_APPEND,
164                 .size           = 256 * 1024,
165                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
166         },
167         {
168                 .name           = "params",
169                 .offset         = MTDPART_OFS_APPEND,
170                 .size           = 192 * 1024,
171         },
172         {
173                 .name           = "kernel",
174                 .offset         = MTDPART_OFS_APPEND,
175                 .size           = 2 * SZ_1M,
176         },
177 #endif
178         {
179                 .name           = "filesystem",
180                 .size           = MTDPART_SIZ_FULL,
181                 .offset         = MTDPART_OFS_APPEND,
182         },
183 };
184
185 #define H2_NAND_RB_GPIO_PIN     62
186
187 static int h2_nand_dev_ready(struct mtd_info *mtd)
188 {
189         return gpio_get_value(H2_NAND_RB_GPIO_PIN);
190 }
191
192 static struct platform_nand_data h2_nand_platdata = {
193         .chip   = {
194                 .nr_chips               = 1,
195                 .chip_offset            = 0,
196                 .nr_partitions          = ARRAY_SIZE(h2_nand_partitions),
197                 .partitions             = h2_nand_partitions,
198                 .options                = NAND_SAMSUNG_LP_OPTIONS,
199         },
200         .ctrl   = {
201                 .cmd_ctrl       = omap1_nand_cmd_ctl,
202                 .dev_ready      = h2_nand_dev_ready,
203         },
204 };
205
206 static struct resource h2_nand_resource = {
207         .flags          = IORESOURCE_MEM,
208 };
209
210 static struct platform_device h2_nand_device = {
211         .name           = "gen_nand",
212         .id             = 0,
213         .dev            = {
214                 .platform_data  = &h2_nand_platdata,
215         },
216         .num_resources  = 1,
217         .resource       = &h2_nand_resource,
218 };
219
220 static struct smc91x_platdata h2_smc91x_info = {
221         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
222         .leda   = RPC_LED_100_10,
223         .ledb   = RPC_LED_TX_RX,
224 };
225
226 static struct resource h2_smc91x_resources[] = {
227         [0] = {
228                 .start  = OMAP1610_ETHR_START,          /* Physical */
229                 .end    = OMAP1610_ETHR_START + 0xf,
230                 .flags  = IORESOURCE_MEM,
231         },
232         [1] = {
233                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
234         },
235 };
236
237 static struct platform_device h2_smc91x_device = {
238         .name           = "smc91x",
239         .id             = 0,
240         .dev    = {
241                 .platform_data  = &h2_smc91x_info,
242         },
243         .num_resources  = ARRAY_SIZE(h2_smc91x_resources),
244         .resource       = h2_smc91x_resources,
245 };
246
247 static struct resource h2_kp_resources[] = {
248         [0] = {
249                 .start  = INT_KEYBOARD,
250                 .end    = INT_KEYBOARD,
251                 .flags  = IORESOURCE_IRQ,
252         },
253 };
254
255 static const struct matrix_keymap_data h2_keymap_data = {
256         .keymap         = h2_keymap,
257         .keymap_size    = ARRAY_SIZE(h2_keymap),
258 };
259
260 static struct omap_kp_platform_data h2_kp_data = {
261         .rows           = 8,
262         .cols           = 8,
263         .keymap_data    = &h2_keymap_data,
264         .rep            = true,
265         .delay          = 9,
266         .dbounce        = true,
267 };
268
269 static struct platform_device h2_kp_device = {
270         .name           = "omap-keypad",
271         .id             = -1,
272         .dev            = {
273                 .platform_data = &h2_kp_data,
274         },
275         .num_resources  = ARRAY_SIZE(h2_kp_resources),
276         .resource       = h2_kp_resources,
277 };
278
279 #define H2_IRDA_FIRSEL_GPIO_PIN 17
280
281 static struct omap_irda_config h2_irda_data = {
282         .transceiver_cap        = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
283         .rx_channel             = OMAP_DMA_UART3_RX,
284         .tx_channel             = OMAP_DMA_UART3_TX,
285         .dest_start             = UART3_THR,
286         .src_start              = UART3_RHR,
287         .tx_trigger             = 0,
288         .rx_trigger             = 0,
289 };
290
291 static struct resource h2_irda_resources[] = {
292         [0] = {
293                 .start  = INT_UART3,
294                 .end    = INT_UART3,
295                 .flags  = IORESOURCE_IRQ,
296         },
297 };
298
299 static u64 irda_dmamask = 0xffffffff;
300
301 static struct platform_device h2_irda_device = {
302         .name           = "omapirda",
303         .id             = 0,
304         .dev            = {
305                 .platform_data  = &h2_irda_data,
306                 .dma_mask       = &irda_dmamask,
307         },
308         .num_resources  = ARRAY_SIZE(h2_irda_resources),
309         .resource       = h2_irda_resources,
310 };
311
312 static struct gpio_led h2_gpio_led_pins[] = {
313         {
314                 .name           = "h2:red",
315                 .default_trigger = "heartbeat",
316                 .gpio           = 3,
317         },
318         {
319                 .name           = "h2:green",
320                 .default_trigger = "cpu0",
321                 .gpio           = OMAP_MPUIO(4),
322         },
323 };
324
325 static struct gpio_led_platform_data h2_gpio_led_data = {
326         .leds           = h2_gpio_led_pins,
327         .num_leds       = ARRAY_SIZE(h2_gpio_led_pins),
328 };
329
330 static struct platform_device h2_gpio_leds = {
331         .name   = "leds-gpio",
332         .id     = -1,
333         .dev    = {
334                 .platform_data = &h2_gpio_led_data,
335         },
336 };
337
338 static struct platform_device *h2_devices[] __initdata = {
339         &h2_nor_device,
340         &h2_nand_device,
341         &h2_smc91x_device,
342         &h2_irda_device,
343         &h2_kp_device,
344         &h2_gpio_leds,
345 };
346
347 static void __init h2_init_smc91x(void)
348 {
349         if (gpio_request(0, "SMC91x irq") < 0) {
350                 printk("Error requesting gpio 0 for smc91x irq\n");
351                 return;
352         }
353 }
354
355 static int tps_setup(struct i2c_client *client, void *context)
356 {
357         tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
358                                 TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
359
360         return 0;
361 }
362
363 static struct tps65010_board tps_board = {
364         .base           = H2_TPS_GPIO_BASE,
365         .outmask        = 0x0f,
366         .setup          = tps_setup,
367 };
368
369 static struct i2c_board_info __initdata h2_i2c_board_info[] = {
370         {
371                 I2C_BOARD_INFO("tps65010", 0x48),
372                 .platform_data  = &tps_board,
373         }, {
374                 I2C_BOARD_INFO("isp1301_omap", 0x2d),
375         },
376 };
377
378 static struct omap_usb_config h2_usb_config __initdata = {
379         /* usb1 has a Mini-AB port and external isp1301 transceiver */
380         .otg            = 2,
381
382 #ifdef  CONFIG_USB_GADGET_OMAP
383         .hmc_mode       = 19,   /* 0:host(off) 1:dev|otg 2:disabled */
384         /* .hmc_mode    = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */
385 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
386         /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
387         .hmc_mode       = 20,   /* 1:dev|otg(off) 1:host 2:disabled */
388 #endif
389
390         .pins[1]        = 3,
391 };
392
393 static struct omap_lcd_config h2_lcd_config __initdata = {
394         .ctrl_name      = "internal",
395 };
396
397 static void __init h2_init(void)
398 {
399         h2_init_smc91x();
400
401         /* Here we assume the NOR boot config:  NOR on CS3 (possibly swapped
402          * to address 0 by a dip switch), NAND on CS2B.  The NAND driver will
403          * notice whether a NAND chip is enabled at probe time.
404          *
405          * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
406          * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3.  Try
407          * detecting that in code here, to avoid probing every possible flash
408          * configuration...
409          */
410         h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
411         h2_nor_resource.end += SZ_32M - 1;
412
413         h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
414         h2_nand_resource.end += SZ_4K - 1;
415         if (gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0)
416                 BUG();
417         gpio_direction_input(H2_NAND_RB_GPIO_PIN);
418
419         omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
420         omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
421
422         /* MMC:  card detect and WP */
423         /* omap_cfg_reg(U19_ARMIO1); */         /* CD */
424         omap_cfg_reg(BALLOUT_V8_ARMIO3);        /* WP */
425
426         /* Mux pins for keypad */
427         omap_cfg_reg(F18_1610_KBC0);
428         omap_cfg_reg(D20_1610_KBC1);
429         omap_cfg_reg(D19_1610_KBC2);
430         omap_cfg_reg(E18_1610_KBC3);
431         omap_cfg_reg(C21_1610_KBC4);
432         omap_cfg_reg(G18_1610_KBR0);
433         omap_cfg_reg(F19_1610_KBR1);
434         omap_cfg_reg(H14_1610_KBR2);
435         omap_cfg_reg(E20_1610_KBR3);
436         omap_cfg_reg(E19_1610_KBR4);
437         omap_cfg_reg(N19_1610_KBR5);
438
439         /* GPIO based LEDs */
440         omap_cfg_reg(P18_1610_GPIO3);
441         omap_cfg_reg(MPUIO4);
442
443         h2_smc91x_resources[1].start = gpio_to_irq(0);
444         h2_smc91x_resources[1].end = gpio_to_irq(0);
445         platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
446         omap_serial_init();
447         h2_i2c_board_info[0].irq = gpio_to_irq(58);
448         h2_i2c_board_info[1].irq = gpio_to_irq(2);
449         omap_register_i2c_bus(1, 100, h2_i2c_board_info,
450                               ARRAY_SIZE(h2_i2c_board_info));
451         omap1_usb_init(&h2_usb_config);
452         h2_mmc_init();
453
454         omapfb_set_lcd_config(&h2_lcd_config);
455 }
456
457 MACHINE_START(OMAP_H2, "TI-H2")
458         /* Maintainer: Imre Deak <imre.deak@nokia.com> */
459         .atag_offset    = 0x100,
460         .map_io         = omap16xx_map_io,
461         .init_early     = omap1_init_early,
462         .reserve        = omap_reserve,
463         .init_irq       = omap1_init_irq,
464         .init_machine   = h2_init,
465         .init_late      = omap1_init_late,
466         .timer          = &omap1_timer,
467         .restart        = omap1_restart,
468 MACHINE_END