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#include <linux/workqueue.h>
31
32#include <asm/hardware.h>
33#include <asm/mach-types.h>
34#include <asm/mach/arch.h>
35#include <asm/mach/flash.h>
36#include <asm/mach/map.h>
37
38#include <asm/arch/gpio.h>
39#include <asm/arch/mux.h>
40#include <asm/arch/tc.h>
41#include <asm/arch/irda.h>
42#include <asm/arch/usb.h>
43#include <asm/arch/keypad.h>
44#include <asm/arch/common.h>
45#include <asm/arch/mcbsp.h>
46#include <asm/arch/omap-alsa.h>
47
48extern int omap_gpio_init(void);
49
50static int h2_keymap[] = {
51	KEY(0, 0, KEY_LEFT),
52	KEY(0, 1, KEY_RIGHT),
53	KEY(0, 2, KEY_3),
54	KEY(0, 3, KEY_F10),
55	KEY(0, 4, KEY_F5),
56	KEY(0, 5, KEY_9),
57	KEY(1, 0, KEY_DOWN),
58	KEY(1, 1, KEY_UP),
59	KEY(1, 2, KEY_2),
60	KEY(1, 3, KEY_F9),
61	KEY(1, 4, KEY_F7),
62	KEY(1, 5, KEY_0),
63	KEY(2, 0, KEY_ENTER),
64	KEY(2, 1, KEY_6),
65	KEY(2, 2, KEY_1),
66	KEY(2, 3, KEY_F2),
67	KEY(2, 4, KEY_F6),
68	KEY(2, 5, KEY_HOME),
69	KEY(3, 0, KEY_8),
70	KEY(3, 1, KEY_5),
71	KEY(3, 2, KEY_F12),
72	KEY(3, 3, KEY_F3),
73	KEY(3, 4, KEY_F8),
74	KEY(3, 5, KEY_END),
75	KEY(4, 0, KEY_7),
76	KEY(4, 1, KEY_4),
77	KEY(4, 2, KEY_F11),
78	KEY(4, 3, KEY_F1),
79	KEY(4, 4, KEY_F4),
80	KEY(4, 5, KEY_ESC),
81	KEY(5, 0, KEY_F13),
82	KEY(5, 1, KEY_F14),
83	KEY(5, 2, KEY_F15),
84	KEY(5, 3, KEY_F16),
85	KEY(5, 4, KEY_SLEEP),
86	0
87};
88
89static struct mtd_partition h2_nor_partitions[] = {
90	/* bootloader (U-Boot, etc) in first sector */
91	{
92	      .name		= "bootloader",
93	      .offset		= 0,
94	      .size		= SZ_128K,
95	      .mask_flags	= MTD_WRITEABLE, /* force read-only */
96	},
97	/* bootloader params in the next sector */
98	{
99	      .name		= "params",
100	      .offset		= MTDPART_OFS_APPEND,
101	      .size		= SZ_128K,
102	      .mask_flags	= 0,
103	},
104	/* kernel */
105	{
106	      .name		= "kernel",
107	      .offset		= MTDPART_OFS_APPEND,
108	      .size		= SZ_2M,
109	      .mask_flags	= 0
110	},
111	/* file system */
112	{
113	      .name		= "filesystem",
114	      .offset		= MTDPART_OFS_APPEND,
115	      .size		= MTDPART_SIZ_FULL,
116	      .mask_flags	= 0
117	}
118};
119
120static struct flash_platform_data h2_nor_data = {
121	.map_name	= "cfi_probe",
122	.width		= 2,
123	.parts		= h2_nor_partitions,
124	.nr_parts	= ARRAY_SIZE(h2_nor_partitions),
125};
126
127static struct resource h2_nor_resource = {
128	/* This is on CS3, wherever it's mapped */
129	.flags		= IORESOURCE_MEM,
130};
131
132static struct platform_device h2_nor_device = {
133	.name		= "omapflash",
134	.id		= 0,
135	.dev		= {
136		.platform_data	= &h2_nor_data,
137	},
138	.num_resources	= 1,
139	.resource	= &h2_nor_resource,
140};
141
142static struct resource h2_smc91x_resources[] = {
143	[0] = {
144		.start	= OMAP1610_ETHR_START,		/* Physical */
145		.end	= OMAP1610_ETHR_START + 0xf,
146		.flags	= IORESOURCE_MEM,
147	},
148	[1] = {
149		.start	= OMAP_GPIO_IRQ(0),
150		.end	= OMAP_GPIO_IRQ(0),
151		.flags	= IORESOURCE_IRQ,
152	},
153};
154
155static struct platform_device h2_smc91x_device = {
156	.name		= "smc91x",
157	.id		= 0,
158	.num_resources	= ARRAY_SIZE(h2_smc91x_resources),
159	.resource	= h2_smc91x_resources,
160};
161
162static struct resource h2_kp_resources[] = {
163	[0] = {
164		.start	= INT_KEYBOARD,
165		.end	= INT_KEYBOARD,
166		.flags	= IORESOURCE_IRQ,
167	},
168};
169
170static struct omap_kp_platform_data h2_kp_data = {
171	.rows		= 8,
172	.cols		= 8,
173	.keymap		= h2_keymap,
174	.keymapsize	= ARRAY_SIZE(h2_keymap),
175	.rep		= 1,
176	.delay		= 9,
177	.dbounce	= 1,
178};
179
180static struct platform_device h2_kp_device = {
181	.name		= "omap-keypad",
182	.id		= -1,
183	.dev		= {
184		.platform_data = &h2_kp_data,
185	},
186	.num_resources	= ARRAY_SIZE(h2_kp_resources),
187	.resource	= h2_kp_resources,
188};
189
190#define H2_IRDA_FIRSEL_GPIO_PIN	17
191
192#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
193static int h2_transceiver_mode(struct device *dev, int state)
194{
195	if (state & IR_SIRMODE)
196		omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 0);
197	else    /* MIR/FIR */
198		omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 1);
199
200	return 0;
201}
202#endif
203
204static struct omap_irda_config h2_irda_data = {
205	.transceiver_cap	= IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
206	.rx_channel		= OMAP_DMA_UART3_RX,
207	.tx_channel		= OMAP_DMA_UART3_TX,
208	.dest_start		= UART3_THR,
209	.src_start		= UART3_RHR,
210	.tx_trigger		= 0,
211	.rx_trigger		= 0,
212};
213
214static struct resource h2_irda_resources[] = {
215	[0] = {
216		.start	= INT_UART3,
217		.end	= INT_UART3,
218		.flags	= IORESOURCE_IRQ,
219	},
220};
221static struct platform_device h2_irda_device = {
222	.name		= "omapirda",
223	.id		= 0,
224	.dev		= {
225		.platform_data	= &h2_irda_data,
226	},
227	.num_resources	= ARRAY_SIZE(h2_irda_resources),
228	.resource	= h2_irda_resources,
229};
230
231static struct platform_device h2_lcd_device = {
232	.name		= "lcd_h2",
233	.id		= -1,
234};
235
236static struct omap_mcbsp_reg_cfg mcbsp_regs = {
237	.spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
238	.spcr1 = RINTM(3) | RRST,
239	.rcr2  = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
240                RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(1),
241	.rcr1  = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
242	.xcr2  = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
243                XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(1) | XFIG,
244	.xcr1  = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
245	.srgr1 = FWID(15),
246	.srgr2 = GSYNC | CLKSP | FSGM | FPER(31),
247
248	.pcr0  = CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
249	//.pcr0 = CLKXP | CLKRP,        /* mcbsp: slave */
250};
251
252static struct omap_alsa_codec_config alsa_config = {
253	.name                   = "H2 TSC2101",
254	.mcbsp_regs_alsa        = &mcbsp_regs,
255	.codec_configure_dev    = NULL, // tsc2101_configure,
256	.codec_set_samplerate   = NULL, // tsc2101_set_samplerate,
257	.codec_clock_setup      = NULL, // tsc2101_clock_setup,
258	.codec_clock_on         = NULL, // tsc2101_clock_on,
259	.codec_clock_off        = NULL, // tsc2101_clock_off,
260	.get_default_samplerate = NULL, // tsc2101_get_default_samplerate,
261};
262
263static struct platform_device h2_mcbsp1_device = {
264	.name	= "omap_alsa_mcbsp",
265	.id	= 1,
266	.dev = {
267		.platform_data	= &alsa_config,
268	},
269};
270
271static struct platform_device *h2_devices[] __initdata = {
272	&h2_nor_device,
273	&h2_smc91x_device,
274	&h2_irda_device,
275	&h2_kp_device,
276	&h2_lcd_device,
277	&h2_mcbsp1_device,
278};
279
280static void __init h2_init_smc91x(void)
281{
282	if ((omap_request_gpio(0)) < 0) {
283		printk("Error requesting gpio 0 for smc91x irq\n");
284		return;
285	}
286}
287
288static void __init h2_init_irq(void)
289{
290	omap1_init_common_hw();
291	omap_init_irq();
292	omap_gpio_init();
293	h2_init_smc91x();
294}
295
296static struct omap_usb_config h2_usb_config __initdata = {
297	/* usb1 has a Mini-AB port and external isp1301 transceiver */
298	.otg		= 2,
299
300#ifdef	CONFIG_USB_GADGET_OMAP
301	.hmc_mode	= 19,	// 0:host(off) 1:dev|otg 2:disabled
302	// .hmc_mode	= 21,	// 0:host(off) 1:dev(loopback) 2:host(loopback)
303#elif	defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
304	/* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
305	.hmc_mode	= 20,	// 1:dev|otg(off) 1:host 2:disabled
306#endif
307
308	.pins[1]	= 3,
309};
310
311static struct omap_mmc_config h2_mmc_config __initdata = {
312	.mmc [0] = {
313		.enabled 	= 1,
314		.wire4		= 1,
315		.wp_pin		= OMAP_MPUIO(3),
316		.power_pin	= -1,	/* tps65010 gpio3 */
317		.switch_pin	= OMAP_MPUIO(1),
318	},
319};
320
321static struct omap_uart_config h2_uart_config __initdata = {
322	.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
323};
324
325static struct omap_lcd_config h2_lcd_config __initdata = {
326	.ctrl_name	= "internal",
327};
328
329static struct omap_board_config_kernel h2_config[] __initdata = {
330	{ OMAP_TAG_USB,           &h2_usb_config },
331	{ OMAP_TAG_MMC,           &h2_mmc_config },
332	{ OMAP_TAG_UART,	&h2_uart_config },
333	{ OMAP_TAG_LCD,		&h2_lcd_config },
334};
335
336static void __init h2_init(void)
337{
338	h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
339	h2_nor_resource.end += SZ_32M - 1;
340
341	omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
342	omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
343
344	/* MMC:  card detect and WP */
345	// omap_cfg_reg(U19_ARMIO1);		/* CD */
346	omap_cfg_reg(BALLOUT_V8_ARMIO3);	/* WP */
347
348	/* Irda */
349#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
350	omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
351	if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN))) {
352		omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN, 0);
353		h2_irda_data.transceiver_mode = h2_transceiver_mode;
354	}
355#endif
356
357	platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
358	omap_board_config = h2_config;
359	omap_board_config_size = ARRAY_SIZE(h2_config);
360	omap_serial_init();
361}
362
363static void __init h2_map_io(void)
364{
365	omap1_map_common_io();
366}
367
368MACHINE_START(OMAP_H2, "TI-H2")
369	/* Maintainer: Imre Deak <imre.deak@nokia.com> */
370	.phys_io	= 0xfff00000,
371	.io_pg_offst	= ((0xfef00000) >> 18) & 0xfffc,
372	.boot_params	= 0x10000100,
373	.map_io		= h2_map_io,
374	.init_irq	= h2_init_irq,
375	.init_machine	= h2_init,
376	.timer		= &omap_timer,
377MACHINE_END
378