Pull ibm into release branch
[linux-2.6] / 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/init.h>
24 #include <linux/platform_device.h>
25 #include <linux/delay.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
31 #include <asm/hardware.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/flash.h>
35 #include <asm/mach/map.h>
36
37 #include <asm/arch/gpio.h>
38 #include <asm/arch/mux.h>
39 #include <asm/arch/tc.h>
40 #include <asm/arch/irda.h>
41 #include <asm/arch/usb.h>
42 #include <asm/arch/keypad.h>
43 #include <asm/arch/common.h>
44 #include <asm/arch/mcbsp.h>
45 #include <asm/arch/omap-alsa.h>
46
47 extern int omap_gpio_init(void);
48
49 static int h2_keymap[] = {
50         KEY(0, 0, KEY_LEFT),
51         KEY(0, 1, KEY_RIGHT),
52         KEY(0, 2, KEY_3),
53         KEY(0, 3, KEY_F10),
54         KEY(0, 4, KEY_F5),
55         KEY(0, 5, KEY_9),
56         KEY(1, 0, KEY_DOWN),
57         KEY(1, 1, KEY_UP),
58         KEY(1, 2, KEY_2),
59         KEY(1, 3, KEY_F9),
60         KEY(1, 4, KEY_F7),
61         KEY(1, 5, KEY_0),
62         KEY(2, 0, KEY_ENTER),
63         KEY(2, 1, KEY_6),
64         KEY(2, 2, KEY_1),
65         KEY(2, 3, KEY_F2),
66         KEY(2, 4, KEY_F6),
67         KEY(2, 5, KEY_HOME),
68         KEY(3, 0, KEY_8),
69         KEY(3, 1, KEY_5),
70         KEY(3, 2, KEY_F12),
71         KEY(3, 3, KEY_F3),
72         KEY(3, 4, KEY_F8),
73         KEY(3, 5, KEY_END),
74         KEY(4, 0, KEY_7),
75         KEY(4, 1, KEY_4),
76         KEY(4, 2, KEY_F11),
77         KEY(4, 3, KEY_F1),
78         KEY(4, 4, KEY_F4),
79         KEY(4, 5, KEY_ESC),
80         KEY(5, 0, KEY_F13),
81         KEY(5, 1, KEY_F14),
82         KEY(5, 2, KEY_F15),
83         KEY(5, 3, KEY_F16),
84         KEY(5, 4, KEY_SLEEP),
85         0
86 };
87
88 static struct mtd_partition h2_nor_partitions[] = {
89         /* bootloader (U-Boot, etc) in first sector */
90         {
91               .name             = "bootloader",
92               .offset           = 0,
93               .size             = SZ_128K,
94               .mask_flags       = MTD_WRITEABLE, /* force read-only */
95         },
96         /* bootloader params in the next sector */
97         {
98               .name             = "params",
99               .offset           = MTDPART_OFS_APPEND,
100               .size             = SZ_128K,
101               .mask_flags       = 0,
102         },
103         /* kernel */
104         {
105               .name             = "kernel",
106               .offset           = MTDPART_OFS_APPEND,
107               .size             = SZ_2M,
108               .mask_flags       = 0
109         },
110         /* file system */
111         {
112               .name             = "filesystem",
113               .offset           = MTDPART_OFS_APPEND,
114               .size             = MTDPART_SIZ_FULL,
115               .mask_flags       = 0
116         }
117 };
118
119 static struct flash_platform_data h2_nor_data = {
120         .map_name       = "cfi_probe",
121         .width          = 2,
122         .parts          = h2_nor_partitions,
123         .nr_parts       = ARRAY_SIZE(h2_nor_partitions),
124 };
125
126 static struct resource h2_nor_resource = {
127         /* This is on CS3, wherever it's mapped */
128         .flags          = IORESOURCE_MEM,
129 };
130
131 static struct platform_device h2_nor_device = {
132         .name           = "omapflash",
133         .id             = 0,
134         .dev            = {
135                 .platform_data  = &h2_nor_data,
136         },
137         .num_resources  = 1,
138         .resource       = &h2_nor_resource,
139 };
140
141 static struct resource h2_smc91x_resources[] = {
142         [0] = {
143                 .start  = OMAP1610_ETHR_START,          /* Physical */
144                 .end    = OMAP1610_ETHR_START + 0xf,
145                 .flags  = IORESOURCE_MEM,
146         },
147         [1] = {
148                 .start  = OMAP_GPIO_IRQ(0),
149                 .end    = OMAP_GPIO_IRQ(0),
150                 .flags  = IORESOURCE_IRQ,
151         },
152 };
153
154 static struct platform_device h2_smc91x_device = {
155         .name           = "smc91x",
156         .id             = 0,
157         .num_resources  = ARRAY_SIZE(h2_smc91x_resources),
158         .resource       = h2_smc91x_resources,
159 };
160
161 static struct resource h2_kp_resources[] = {
162         [0] = {
163                 .start  = INT_KEYBOARD,
164                 .end    = INT_KEYBOARD,
165                 .flags  = IORESOURCE_IRQ,
166         },
167 };
168
169 static struct omap_kp_platform_data h2_kp_data = {
170         .rows           = 8,
171         .cols           = 8,
172         .keymap         = h2_keymap,
173         .keymapsize     = ARRAY_SIZE(h2_keymap),
174         .rep            = 1,
175         .delay          = 9,
176         .dbounce        = 1,
177 };
178
179 static struct platform_device h2_kp_device = {
180         .name           = "omap-keypad",
181         .id             = -1,
182         .dev            = {
183                 .platform_data = &h2_kp_data,
184         },
185         .num_resources  = ARRAY_SIZE(h2_kp_resources),
186         .resource       = h2_kp_resources,
187 };
188
189 #define H2_IRDA_FIRSEL_GPIO_PIN 17
190
191 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
192 static int h2_transceiver_mode(struct device *dev, int state)
193 {
194         if (state & IR_SIRMODE)
195                 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 0);
196         else    /* MIR/FIR */
197                 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 1);
198
199         return 0;
200 }
201 #endif
202
203 static struct omap_irda_config h2_irda_data = {
204         .transceiver_cap        = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
205         .rx_channel             = OMAP_DMA_UART3_RX,
206         .tx_channel             = OMAP_DMA_UART3_TX,
207         .dest_start             = UART3_THR,
208         .src_start              = UART3_RHR,
209         .tx_trigger             = 0,
210         .rx_trigger             = 0,
211 };
212
213 static struct resource h2_irda_resources[] = {
214         [0] = {
215                 .start  = INT_UART3,
216                 .end    = INT_UART3,
217                 .flags  = IORESOURCE_IRQ,
218         },
219 };
220 static struct platform_device h2_irda_device = {
221         .name           = "omapirda",
222         .id             = 0,
223         .dev            = {
224                 .platform_data  = &h2_irda_data,
225         },
226         .num_resources  = ARRAY_SIZE(h2_irda_resources),
227         .resource       = h2_irda_resources,
228 };
229
230 static struct platform_device h2_lcd_device = {
231         .name           = "lcd_h2",
232         .id             = -1,
233 };
234
235 static struct omap_mcbsp_reg_cfg mcbsp_regs = {
236         .spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
237         .spcr1 = RINTM(3) | RRST,
238         .rcr2  = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
239                 RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(1),
240         .rcr1  = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
241         .xcr2  = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
242                 XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(1) | XFIG,
243         .xcr1  = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
244         .srgr1 = FWID(15),
245         .srgr2 = GSYNC | CLKSP | FSGM | FPER(31),
246
247         .pcr0  = CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
248         //.pcr0 = CLKXP | CLKRP,        /* mcbsp: slave */
249 };
250
251 static struct omap_alsa_codec_config alsa_config = {
252         .name                   = "H2 TSC2101",
253         .mcbsp_regs_alsa        = &mcbsp_regs,
254         .codec_configure_dev    = NULL, // tsc2101_configure,
255         .codec_set_samplerate   = NULL, // tsc2101_set_samplerate,
256         .codec_clock_setup      = NULL, // tsc2101_clock_setup,
257         .codec_clock_on         = NULL, // tsc2101_clock_on,
258         .codec_clock_off        = NULL, // tsc2101_clock_off,
259         .get_default_samplerate = NULL, // tsc2101_get_default_samplerate,
260 };
261
262 static struct platform_device h2_mcbsp1_device = {
263         .name   = "omap_alsa_mcbsp",
264         .id     = 1,
265         .dev = {
266                 .platform_data  = &alsa_config,
267         },
268 };
269
270 static struct platform_device *h2_devices[] __initdata = {
271         &h2_nor_device,
272         &h2_smc91x_device,
273         &h2_irda_device,
274         &h2_kp_device,
275         &h2_lcd_device,
276         &h2_mcbsp1_device,
277 };
278
279 static void __init h2_init_smc91x(void)
280 {
281         if ((omap_request_gpio(0)) < 0) {
282                 printk("Error requesting gpio 0 for smc91x irq\n");
283                 return;
284         }
285 }
286
287 static void __init h2_init_irq(void)
288 {
289         omap1_init_common_hw();
290         omap_init_irq();
291         omap_gpio_init();
292         h2_init_smc91x();
293 }
294
295 static struct omap_usb_config h2_usb_config __initdata = {
296         /* usb1 has a Mini-AB port and external isp1301 transceiver */
297         .otg            = 2,
298
299 #ifdef  CONFIG_USB_GADGET_OMAP
300         .hmc_mode       = 19,   // 0:host(off) 1:dev|otg 2:disabled
301         // .hmc_mode    = 21,   // 0:host(off) 1:dev(loopback) 2:host(loopback)
302 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
303         /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
304         .hmc_mode       = 20,   // 1:dev|otg(off) 1:host 2:disabled
305 #endif
306
307         .pins[1]        = 3,
308 };
309
310 static struct omap_mmc_config h2_mmc_config __initdata = {
311         .mmc [0] = {
312                 .enabled        = 1,
313                 .wire4          = 1,
314                 .wp_pin         = OMAP_MPUIO(3),
315                 .power_pin      = -1,   /* tps65010 gpio3 */
316                 .switch_pin     = OMAP_MPUIO(1),
317         },
318 };
319
320 static struct omap_uart_config h2_uart_config __initdata = {
321         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
322 };
323
324 static struct omap_lcd_config h2_lcd_config __initdata = {
325         .ctrl_name      = "internal",
326 };
327
328 static struct omap_board_config_kernel h2_config[] = {
329         { OMAP_TAG_USB,           &h2_usb_config },
330         { OMAP_TAG_MMC,           &h2_mmc_config },
331         { OMAP_TAG_UART,        &h2_uart_config },
332         { OMAP_TAG_LCD,         &h2_lcd_config },
333 };
334
335 static void __init h2_init(void)
336 {
337         /* Here we assume the NOR boot config:  NOR on CS3 (possibly swapped
338          * to address 0 by a dip switch), NAND on CS2B.  The NAND driver will
339          * notice whether a NAND chip is enabled at probe time.
340          *
341          * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
342          * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3.  Try
343          * detecting that in code here, to avoid probing every possible flash
344          * configuration...
345          */
346         h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
347         h2_nor_resource.end += SZ_32M - 1;
348
349         omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
350         omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
351
352         /* MMC:  card detect and WP */
353         // omap_cfg_reg(U19_ARMIO1);            /* CD */
354         omap_cfg_reg(BALLOUT_V8_ARMIO3);        /* WP */
355
356         /* Irda */
357 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
358         omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
359         if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN))) {
360                 omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN, 0);
361                 h2_irda_data.transceiver_mode = h2_transceiver_mode;
362         }
363 #endif
364
365         platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
366         omap_board_config = h2_config;
367         omap_board_config_size = ARRAY_SIZE(h2_config);
368         omap_serial_init();
369 }
370
371 static void __init h2_map_io(void)
372 {
373         omap1_map_common_io();
374 }
375
376 MACHINE_START(OMAP_H2, "TI-H2")
377         /* Maintainer: Imre Deak <imre.deak@nokia.com> */
378         .phys_io        = 0xfff00000,
379         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
380         .boot_params    = 0x10000100,
381         .map_io         = h2_map_io,
382         .init_irq       = h2_init_irq,
383         .init_machine   = h2_init,
384         .timer          = &omap_timer,
385 MACHINE_END