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ARM: OMAP: Basic support for siemens sx1
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1da177e4 1/*
dbdf9ced 2 * linux/arch/arm/mach-omap1/board-h2.c
1da177e4
LT
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>
d052d1be 24#include <linux/platform_device.h>
1da177e4
LT
25#include <linux/delay.h>
26#include <linux/mtd/mtd.h>
9b6553cd 27#include <linux/mtd/nand.h>
1da177e4 28#include <linux/mtd/partitions.h>
9b6553cd 29#include <linux/input.h>
e6da2aa7 30#include <linux/workqueue.h>
1da177e4
LT
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>
7c38cf02 39#include <asm/arch/mux.h>
1da177e4 40#include <asm/arch/tc.h>
9b6553cd 41#include <asm/arch/irda.h>
1da177e4 42#include <asm/arch/usb.h>
9b6553cd 43#include <asm/arch/keypad.h>
d48af15e 44#include <asm/arch/common.h>
9b6553cd
TL
45#include <asm/arch/mcbsp.h>
46#include <asm/arch/omap-alsa.h>
1da177e4
LT
47
48extern int omap_gpio_init(void);
49
9b6553cd
TL
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[] = {
1da177e4
LT
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
9b6553cd 120static struct flash_platform_data h2_nor_data = {
1da177e4
LT
121 .map_name = "cfi_probe",
122 .width = 2,
9b6553cd
TL
123 .parts = h2_nor_partitions,
124 .nr_parts = ARRAY_SIZE(h2_nor_partitions),
1da177e4
LT
125};
126
9b6553cd 127static struct resource h2_nor_resource = {
7c38cf02 128 /* This is on CS3, wherever it's mapped */
1da177e4
LT
129 .flags = IORESOURCE_MEM,
130};
131
9b6553cd 132static struct platform_device h2_nor_device = {
1da177e4
LT
133 .name = "omapflash",
134 .id = 0,
135 .dev = {
9b6553cd 136 .platform_data = &h2_nor_data,
1da177e4
LT
137 },
138 .num_resources = 1,
9b6553cd 139 .resource = &h2_nor_resource,
1da177e4
LT
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
9b6553cd
TL
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 = {
4d24607b
KS
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,
9b6553cd
TL
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
1da177e4 271static struct platform_device *h2_devices[] __initdata = {
9b6553cd 272 &h2_nor_device,
1da177e4 273 &h2_smc91x_device,
9b6553cd
TL
274 &h2_irda_device,
275 &h2_kp_device,
276 &h2_lcd_device,
277 &h2_mcbsp1_device,
1da177e4
LT
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 }
1da177e4
LT
286}
287
7c38cf02 288static void __init h2_init_irq(void)
1da177e4 289{
87bd63f6 290 omap1_init_common_hw();
1da177e4
LT
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 = {
7c38cf02
TL
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 },
1da177e4
LT
319};
320
3179a019
TL
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 = {
3179a019
TL
326 .ctrl_name = "internal",
327};
328
e3318fb4 329static struct omap_board_config_kernel h2_config[] __initdata = {
1da177e4
LT
330 { OMAP_TAG_USB, &h2_usb_config },
331 { OMAP_TAG_MMC, &h2_mmc_config },
3179a019
TL
332 { OMAP_TAG_UART, &h2_uart_config },
333 { OMAP_TAG_LCD, &h2_lcd_config },
1da177e4
LT
334};
335
336static void __init h2_init(void)
337{
9b6553cd
TL
338 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
339 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
340 * notice whether a NAND chip is enabled at probe time.
341 *
342 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
343 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
344 * detecting that in code here, to avoid probing every possible flash
345 * configuration...
7c38cf02 346 */
9b6553cd
TL
347 h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
348 h2_nor_resource.end += SZ_32M - 1;
349
350 omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
351 omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
7c38cf02
TL
352
353 /* MMC: card detect and WP */
354 // omap_cfg_reg(U19_ARMIO1); /* CD */
355 omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
356
9b6553cd
TL
357 /* Irda */
358#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
359 omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
360 if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN))) {
361 omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN, 0);
362 h2_irda_data.transceiver_mode = h2_transceiver_mode;
363 }
364#endif
365
1da177e4
LT
366 platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
367 omap_board_config = h2_config;
368 omap_board_config_size = ARRAY_SIZE(h2_config);
3179a019 369 omap_serial_init();
1da177e4
LT
370}
371
372static void __init h2_map_io(void)
373{
87bd63f6 374 omap1_map_common_io();
1da177e4
LT
375}
376
377MACHINE_START(OMAP_H2, "TI-H2")
e9dea0c6 378 /* Maintainer: Imre Deak <imre.deak@nokia.com> */
e9dea0c6
RK
379 .phys_io = 0xfff00000,
380 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
381 .boot_params = 0x10000100,
382 .map_io = h2_map_io,
383 .init_irq = h2_init_irq,
384 .init_machine = h2_init,
1da177e4
LT
385 .timer = &omap_timer,
386MACHINE_END