2 * linux/arch/arm/mach-omap1/board-h2.c
4 * Board specific inits for OMAP-1610 H2
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
9 * Copyright (C) 2002 MontaVista Software, Inc.
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>
14 * H2 specific changes and cleanup
15 * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
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.
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>
31 #include <asm/hardware.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <asm/mach/flash.h>
37 #include <asm/mach/map.h>
39 #include <asm/arch/tps65010.h>
40 #include <asm/arch/mux.h>
41 #include <asm/arch/tc.h>
42 #include <asm/arch/irda.h>
43 #include <asm/arch/usb.h>
44 #include <asm/arch/keypad.h>
45 #include <asm/arch/common.h>
46 #include <asm/arch/mcbsp.h>
47 #include <asm/arch/omap-alsa.h>
49 extern int omap_gpio_init(void);
51 static int h2_keymap
[] = {
90 static struct mtd_partition h2_nor_partitions
[] = {
91 /* bootloader (U-Boot, etc) in first sector */
96 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
98 /* bootloader params in the next sector */
101 .offset
= MTDPART_OFS_APPEND
,
108 .offset
= MTDPART_OFS_APPEND
,
114 .name
= "filesystem",
115 .offset
= MTDPART_OFS_APPEND
,
116 .size
= MTDPART_SIZ_FULL
,
121 static struct flash_platform_data h2_nor_data
= {
122 .map_name
= "cfi_probe",
124 .parts
= h2_nor_partitions
,
125 .nr_parts
= ARRAY_SIZE(h2_nor_partitions
),
128 static struct resource h2_nor_resource
= {
129 /* This is on CS3, wherever it's mapped */
130 .flags
= IORESOURCE_MEM
,
133 static struct platform_device h2_nor_device
= {
137 .platform_data
= &h2_nor_data
,
140 .resource
= &h2_nor_resource
,
143 static struct resource h2_smc91x_resources
[] = {
145 .start
= OMAP1610_ETHR_START
, /* Physical */
146 .end
= OMAP1610_ETHR_START
+ 0xf,
147 .flags
= IORESOURCE_MEM
,
150 .start
= OMAP_GPIO_IRQ(0),
151 .end
= OMAP_GPIO_IRQ(0),
152 .flags
= IORESOURCE_IRQ
,
156 static struct platform_device h2_smc91x_device
= {
159 .num_resources
= ARRAY_SIZE(h2_smc91x_resources
),
160 .resource
= h2_smc91x_resources
,
163 static struct resource h2_kp_resources
[] = {
165 .start
= INT_KEYBOARD
,
167 .flags
= IORESOURCE_IRQ
,
171 static struct omap_kp_platform_data h2_kp_data
= {
175 .keymapsize
= ARRAY_SIZE(h2_keymap
),
181 static struct platform_device h2_kp_device
= {
182 .name
= "omap-keypad",
185 .platform_data
= &h2_kp_data
,
187 .num_resources
= ARRAY_SIZE(h2_kp_resources
),
188 .resource
= h2_kp_resources
,
191 #define H2_IRDA_FIRSEL_GPIO_PIN 17
193 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
194 static int h2_transceiver_mode(struct device
*dev
, int state
)
196 if (state
& IR_SIRMODE
)
197 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN
, 0);
199 omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN
, 1);
205 static struct omap_irda_config h2_irda_data
= {
206 .transceiver_cap
= IR_SIRMODE
| IR_MIRMODE
| IR_FIRMODE
,
207 .rx_channel
= OMAP_DMA_UART3_RX
,
208 .tx_channel
= OMAP_DMA_UART3_TX
,
209 .dest_start
= UART3_THR
,
210 .src_start
= UART3_RHR
,
215 static struct resource h2_irda_resources
[] = {
219 .flags
= IORESOURCE_IRQ
,
222 static struct platform_device h2_irda_device
= {
226 .platform_data
= &h2_irda_data
,
228 .num_resources
= ARRAY_SIZE(h2_irda_resources
),
229 .resource
= h2_irda_resources
,
232 static struct platform_device h2_lcd_device
= {
237 static struct omap_mcbsp_reg_cfg mcbsp_regs
= {
238 .spcr2
= FREE
| FRST
| GRST
| XRST
| XINTM(3),
239 .spcr1
= RINTM(3) | RRST
,
240 .rcr2
= RPHASE
| RFRLEN2(OMAP_MCBSP_WORD_8
) |
241 RWDLEN2(OMAP_MCBSP_WORD_16
) | RDATDLY(1),
242 .rcr1
= RFRLEN1(OMAP_MCBSP_WORD_8
) | RWDLEN1(OMAP_MCBSP_WORD_16
),
243 .xcr2
= XPHASE
| XFRLEN2(OMAP_MCBSP_WORD_8
) |
244 XWDLEN2(OMAP_MCBSP_WORD_16
) | XDATDLY(1) | XFIG
,
245 .xcr1
= XFRLEN1(OMAP_MCBSP_WORD_8
) | XWDLEN1(OMAP_MCBSP_WORD_16
),
247 .srgr2
= GSYNC
| CLKSP
| FSGM
| FPER(31),
249 .pcr0
= CLKXM
| CLKRM
| FSXP
| FSRP
| CLKXP
| CLKRP
,
250 //.pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
253 static struct omap_alsa_codec_config alsa_config
= {
254 .name
= "H2 TSC2101",
255 .mcbsp_regs_alsa
= &mcbsp_regs
,
256 .codec_configure_dev
= NULL
, // tsc2101_configure,
257 .codec_set_samplerate
= NULL
, // tsc2101_set_samplerate,
258 .codec_clock_setup
= NULL
, // tsc2101_clock_setup,
259 .codec_clock_on
= NULL
, // tsc2101_clock_on,
260 .codec_clock_off
= NULL
, // tsc2101_clock_off,
261 .get_default_samplerate
= NULL
, // tsc2101_get_default_samplerate,
264 static struct platform_device h2_mcbsp1_device
= {
265 .name
= "omap_alsa_mcbsp",
268 .platform_data
= &alsa_config
,
272 static struct platform_device
*h2_devices
[] __initdata
= {
281 static struct i2c_board_info __initdata h2_i2c_board_info
[] = {
283 I2C_BOARD_INFO("tps65010", 0x48),
285 .irq
= OMAP_GPIO_IRQ(58),
287 /* TODO when driver support is ready:
288 * - isp1301 OTG transceiver
289 * - optional ov9640 camera sensor at 0x30
290 * - pcf9754 for aGPS control
295 static void __init
h2_init_smc91x(void)
297 if ((omap_request_gpio(0)) < 0) {
298 printk("Error requesting gpio 0 for smc91x irq\n");
303 static void __init
h2_init_irq(void)
305 omap1_init_common_hw();
311 static struct omap_usb_config h2_usb_config __initdata
= {
312 /* usb1 has a Mini-AB port and external isp1301 transceiver */
315 #ifdef CONFIG_USB_GADGET_OMAP
316 .hmc_mode
= 19, // 0:host(off) 1:dev|otg 2:disabled
317 // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
318 #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
319 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
320 .hmc_mode
= 20, // 1:dev|otg(off) 1:host 2:disabled
326 static struct omap_mmc_config h2_mmc_config __initdata
= {
330 .wp_pin
= OMAP_MPUIO(3),
331 .power_pin
= -1, /* tps65010 gpio3 */
332 .switch_pin
= OMAP_MPUIO(1),
336 static struct omap_uart_config h2_uart_config __initdata
= {
337 .enabled_uarts
= ((1 << 0) | (1 << 1) | (1 << 2)),
340 static struct omap_lcd_config h2_lcd_config __initdata
= {
341 .ctrl_name
= "internal",
344 static struct omap_board_config_kernel h2_config
[] __initdata
= {
345 { OMAP_TAG_USB
, &h2_usb_config
},
346 { OMAP_TAG_MMC
, &h2_mmc_config
},
347 { OMAP_TAG_UART
, &h2_uart_config
},
348 { OMAP_TAG_LCD
, &h2_lcd_config
},
351 static void __init
h2_init(void)
353 /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
354 * to address 0 by a dip switch), NAND on CS2B. The NAND driver will
355 * notice whether a NAND chip is enabled at probe time.
357 * FIXME revC boards (and H3) support NAND-boot, with a dip switch to
358 * put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
359 * detecting that in code here, to avoid probing every possible flash
362 h2_nor_resource
.end
= h2_nor_resource
.start
= omap_cs3_phys();
363 h2_nor_resource
.end
+= SZ_32M
- 1;
365 omap_cfg_reg(L3_1610_FLASH_CS2B_OE
);
366 omap_cfg_reg(M8_1610_FLASH_CS2B_WE
);
368 /* MMC: card detect and WP */
369 // omap_cfg_reg(U19_ARMIO1); /* CD */
370 omap_cfg_reg(BALLOUT_V8_ARMIO3
); /* WP */
373 #if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
374 omap_writel(omap_readl(FUNC_MUX_CTRL_A
) | 7, FUNC_MUX_CTRL_A
);
375 if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN
))) {
376 omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN
, 0);
377 h2_irda_data
.transceiver_mode
= h2_transceiver_mode
;
381 platform_add_devices(h2_devices
, ARRAY_SIZE(h2_devices
));
382 omap_board_config
= h2_config
;
383 omap_board_config_size
= ARRAY_SIZE(h2_config
);
386 /* irq for tps65010 chip */
387 omap_cfg_reg(W4_GPIO58
);
388 if (gpio_request(58, "tps65010") == 0)
389 gpio_direction_input(58);
391 i2c_register_board_info(1, h2_i2c_board_info
,
392 ARRAY_SIZE(h2_i2c_board_info
));
395 static void __init
h2_map_io(void)
397 omap1_map_common_io();
400 #ifdef CONFIG_TPS65010
401 static int __init
h2_tps_init(void)
403 if (!machine_is_omap_h2())
406 /* gpio3 for SD, gpio4 for VDD_DSP */
407 /* FIXME send power to DSP iff it's configured */
410 tps65010_set_low_pwr(ON
);
413 fs_initcall(h2_tps_init
);
416 MACHINE_START(OMAP_H2
, "TI-H2")
417 /* Maintainer: Imre Deak <imre.deak@nokia.com> */
418 .phys_io
= 0xfff00000,
419 .io_pg_offst
= ((0xfef00000) >> 18) & 0xfffc,
420 .boot_params
= 0x10000100,
422 .init_irq
= h2_init_irq
,
423 .init_machine
= h2_init
,
424 .timer
= &omap_timer
,