[deliverable/linux.git] / arch / arm / mach-omap1 / board-osk.c

/*
 * linux/arch/arm/mach-omap1/board-osk.c
 *
 * Board specific init for OMAP5912 OSK
 *
 * Written by Dirk Behme <dirk.behme@de.bosch.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * You should have received a copy of the  GNU General Public License along
 * with this program; if not, write  to the Free Software Foundation, Inc.,
 * 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/i2c.h>

#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>

#include <linux/i2c/tps65010.h>

#include <asm/hardware.h>
#include <asm/gpio.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>

#include <asm/arch/usb.h>
#include <asm/arch/mux.h>
#include <asm/arch/tc.h>
#include <asm/arch/common.h>
#include <asm/arch/mcbsp.h>
#include <asm/arch/omap-alsa.h>

static struct mtd_partition osk_partitions[] = {
	/* bootloader (U-Boot, etc) in first sector */
	{
	      .name		= "bootloader",
	      .offset		= 0,
	      .size		= SZ_128K,
	      .mask_flags	= MTD_WRITEABLE, /* force read-only */
	},
	/* bootloader params in the next sector */
	{
	      .name		= "params",
	      .offset		= MTDPART_OFS_APPEND,
	      .size		= SZ_128K,
	      .mask_flags	= 0,
	}, {
	      .name		= "kernel",
	      .offset		= MTDPART_OFS_APPEND,
	      .size		= SZ_2M,
	      .mask_flags	= 0
	}, {
	      .name		= "filesystem",
	      .offset		= MTDPART_OFS_APPEND,
	      .size		= MTDPART_SIZ_FULL,
	      .mask_flags	= 0
	}
};

static struct flash_platform_data osk_flash_data = {
	.map_name	= "cfi_probe",
	.width		= 2,
	.parts		= osk_partitions,
	.nr_parts	= ARRAY_SIZE(osk_partitions),
};

static struct resource osk_flash_resource = {
	/* this is on CS3, wherever it's mapped */
	.flags		= IORESOURCE_MEM,
};

static struct platform_device osk5912_flash_device = {
	.name		= "omapflash",
	.id		= 0,
	.dev		= {
		.platform_data	= &osk_flash_data,
	},
	.num_resources	= 1,
	.resource	= &osk_flash_resource,
};

static struct resource osk5912_smc91x_resources[] = {
	[0] = {
		.start	= OMAP_OSK_ETHR_START,		/* Physical */
		.end	= OMAP_OSK_ETHR_START + 0xf,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= OMAP_GPIO_IRQ(0),
		.end	= OMAP_GPIO_IRQ(0),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	},
};

static struct platform_device osk5912_smc91x_device = {
	.name		= "smc91x",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(osk5912_smc91x_resources),
	.resource	= osk5912_smc91x_resources,
};

static struct resource osk5912_cf_resources[] = {
	[0] = {
		.start	= OMAP_GPIO_IRQ(62),
		.end	= OMAP_GPIO_IRQ(62),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device osk5912_cf_device = {
	.name		= "omap_cf",
	.id		= -1,
	.dev = {
		.platform_data	= (void *) 2 /* CS2 */,
	},
	.num_resources	= ARRAY_SIZE(osk5912_cf_resources),
	.resource	= osk5912_cf_resources,
};

#define DEFAULT_BITPERSAMPLE 16

static struct omap_mcbsp_reg_cfg mcbsp_regs = {
	.spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
	.spcr1 = RINTM(3) | RRST,
	.rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
	    RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0),
	.rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
	.xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
	    XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG,
	.xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
	.srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1),
	.srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
	/*.pcr0 = FSXM | FSRM | CLKXM | CLKRM | CLKXP | CLKRP,*/ /* mcbsp: master */
	.pcr0 = CLKXP | CLKRP,  /* mcbsp: slave */
};

static struct omap_alsa_codec_config alsa_config = {
	.name			= "OSK AIC23",
	.mcbsp_regs_alsa	= &mcbsp_regs,
	.codec_configure_dev	= NULL, // aic23_configure,
	.codec_set_samplerate	= NULL, // aic23_set_samplerate,
	.codec_clock_setup	= NULL, // aic23_clock_setup,
	.codec_clock_on		= NULL, // aic23_clock_on,
	.codec_clock_off	= NULL, // aic23_clock_off,
	.get_default_samplerate	= NULL, // aic23_get_default_samplerate,
};

static struct platform_device osk5912_mcbsp1_device = {
	.name	= "omap_alsa_mcbsp",
	.id	= 1,
	.dev = {
		.platform_data	= &alsa_config,
	},
};

static struct platform_device *osk5912_devices[] __initdata = {
	&osk5912_flash_device,
	&osk5912_smc91x_device,
	&osk5912_cf_device,
	&osk5912_mcbsp1_device,
};

static struct i2c_board_info __initdata osk_i2c_board_info[] = {
	{
		I2C_BOARD_INFO("tps65010", 0x48),
		.type		= "tps65010",
		.irq		= OMAP_GPIO_IRQ(OMAP_MPUIO(1)),
	},
	/* TODO when driver support is ready:
	 *  - aic23 audio chip at 0x1a
	 *  - on Mistral, 24c04 eeprom at 0x50
	 *  - optionally on Mistral, ov9640 camera sensor at 0x30
	 */
};

static void __init osk_init_smc91x(void)
{
	if ((omap_request_gpio(0)) < 0) {
		printk("Error requesting gpio 0 for smc91x irq\n");
		return;
	}

	/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
	EMIFS_CCS(1) |= 0x3;
}

static void __init osk_init_cf(void)
{
	omap_cfg_reg(M7_1610_GPIO62);
	if ((omap_request_gpio(62)) < 0) {
		printk("Error requesting gpio 62 for CF irq\n");
		return;
	}
	/* the CF I/O IRQ is really active-low */
	set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING);
}

static void __init osk_init_irq(void)
{
	omap1_init_common_hw();
	omap_init_irq();
	omap_gpio_init();
	osk_init_smc91x();
	osk_init_cf();
}

static struct omap_usb_config osk_usb_config __initdata = {
	/* has usb host connector (A) ... for development it can also
	 * be used, with a NONSTANDARD gender-bending cable/dongle, as
	 * a peripheral.
	 */
#ifdef	CONFIG_USB_GADGET_OMAP
	.register_dev	= 1,
	.hmc_mode	= 0,
#else
	.register_host	= 1,
	.hmc_mode	= 16,
	.rwc		= 1,
#endif
	.pins[0]	= 2,
};

static struct omap_uart_config osk_uart_config __initdata = {
	.enabled_uarts = (1 << 0),
};

#ifdef	CONFIG_OMAP_OSK_MISTRAL
static struct omap_lcd_config osk_lcd_config __initdata = {
	.ctrl_name	= "internal",
};
#endif

static struct omap_board_config_kernel osk_config[] = {
	{ OMAP_TAG_USB,           &osk_usb_config },
	{ OMAP_TAG_UART,		&osk_uart_config },
#ifdef	CONFIG_OMAP_OSK_MISTRAL
	{ OMAP_TAG_LCD,			&osk_lcd_config },
#endif
};

#ifdef	CONFIG_OMAP_OSK_MISTRAL

#include <linux/input.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>

#include <asm/arch/keypad.h>

static const int osk_keymap[] = {
	/* KEY(col, row, code) */
	KEY(0, 0, KEY_F1),		/* SW4 */
	KEY(0, 3, KEY_UP),		/* (sw2/up) */
	KEY(1, 1, KEY_LEFTCTRL),	/* SW5 */
	KEY(1, 2, KEY_LEFT),		/* (sw2/left) */
	KEY(2, 0, KEY_SPACE),		/* SW3 */
	KEY(2, 1, KEY_ESC),		/* SW6 */
	KEY(2, 2, KEY_DOWN),		/* (sw2/down) */
	KEY(3, 2, KEY_ENTER),		/* (sw2/select) */
	KEY(3, 3, KEY_RIGHT),		/* (sw2/right) */
	0
};

static struct omap_kp_platform_data osk_kp_data = {
	.rows		= 8,
	.cols		= 8,
	.keymap		= (int *) osk_keymap,
	.keymapsize	= ARRAY_SIZE(osk_keymap),
	.delay		= 9,
};

static struct resource osk5912_kp_resources[] = {
	[0] = {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device osk5912_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &osk_kp_data,
	},
	.num_resources	= ARRAY_SIZE(osk5912_kp_resources),
	.resource	= osk5912_kp_resources,
};

static struct omap_backlight_config mistral_bl_data = {
	.default_intensity	= 0xa0,
};

static struct platform_device mistral_bl_device = {
	.name		= "omap-bl",
	.id		= -1,
	.dev		= {
		.platform_data = &mistral_bl_data,
	},
};

static struct platform_device osk5912_lcd_device = {
	.name		= "lcd_osk",
	.id		= -1,
};

static struct platform_device *mistral_devices[] __initdata = {
	&osk5912_kp_device,
	&mistral_bl_device,
	&osk5912_lcd_device,
};

static int mistral_get_pendown_state(void)
{
	return !omap_get_gpio_datain(4);
}

static const struct ads7846_platform_data mistral_ts_info = {
	.model			= 7846,
	.vref_delay_usecs	= 100,	/* internal, no capacitor */
	.x_plate_ohms		= 419,
	.y_plate_ohms		= 486,
	.get_pendown_state	= mistral_get_pendown_state,
};

static struct spi_board_info __initdata mistral_boardinfo[] = { {
	/* MicroWire (bus 2) CS0 has an ads7846e */
	.modalias		= "ads7846",
	.platform_data		= &mistral_ts_info,
	.irq			= OMAP_GPIO_IRQ(4),
	.max_speed_hz		= 120000 /* max sample rate at 3V */
					* 26 /* command + data + overhead */,
	.bus_num		= 2,
	.chip_select		= 0,
} };

#ifdef	CONFIG_PM
static irqreturn_t
osk_mistral_wake_interrupt(int irq, void *ignored)
{
	return IRQ_HANDLED;
}
#endif

static void __init osk_mistral_init(void)
{
	/* NOTE:  we could actually tell if there's a Mistral board
	 * attached, e.g. by trying to read something from the ads7846.
	 * But this arch_init() code is too early for that, since we
	 * can't talk to the ads or even the i2c eeprom.
	 */

	/* parallel camera interface */
	omap_cfg_reg(J15_1610_CAM_LCLK);
	omap_cfg_reg(J18_1610_CAM_D7);
	omap_cfg_reg(J19_1610_CAM_D6);
	omap_cfg_reg(J14_1610_CAM_D5);
	omap_cfg_reg(K18_1610_CAM_D4);
	omap_cfg_reg(K19_1610_CAM_D3);
	omap_cfg_reg(K15_1610_CAM_D2);
	omap_cfg_reg(K14_1610_CAM_D1);
	omap_cfg_reg(L19_1610_CAM_D0);
	omap_cfg_reg(L18_1610_CAM_VS);
	omap_cfg_reg(L15_1610_CAM_HS);
	omap_cfg_reg(M19_1610_CAM_RSTZ);
	omap_cfg_reg(Y15_1610_CAM_OUTCLK);

	/* serial camera interface */
	omap_cfg_reg(H19_1610_CAM_EXCLK);
	omap_cfg_reg(W13_1610_CCP_CLKM);
	omap_cfg_reg(Y12_1610_CCP_CLKP);
	/* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
	// omap_cfg_reg(Y14_1610_CCP_DATAM);
	omap_cfg_reg(W14_1610_CCP_DATAP);

	/* CAM_PWDN */
	if (omap_request_gpio(11) == 0) {
		omap_cfg_reg(N20_1610_GPIO11);
		omap_set_gpio_direction(11, 0 /* out */);
		omap_set_gpio_dataout(11, 0 /* off */);
	} else
		pr_debug("OSK+Mistral: CAM_PWDN is awol\n");


	// omap_cfg_reg(P19_1610_GPIO6);	// BUSY
	omap_cfg_reg(P20_1610_GPIO4);	// PENIRQ
	set_irq_type(OMAP_GPIO_IRQ(4), IRQT_FALLING);
	spi_register_board_info(mistral_boardinfo,
			ARRAY_SIZE(mistral_boardinfo));

	/* the sideways button (SW1) is for use as a "wakeup" button */
	omap_cfg_reg(N15_1610_MPUIO2);
	if (omap_request_gpio(OMAP_MPUIO(2)) == 0) {
		int ret = 0;
		omap_set_gpio_direction(OMAP_MPUIO(2), 1);
		set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING);
#ifdef	CONFIG_PM
		/* share the IRQ in case someone wants to use the
		 * button for more than wakeup from system sleep.
		 */
		ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
				&osk_mistral_wake_interrupt,
				IRQF_SHARED, "mistral_wakeup",
				&osk_mistral_wake_interrupt);
		if (ret != 0) {
			omap_free_gpio(OMAP_MPUIO(2));
			printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
				ret);
		} else
			enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2)));
#endif
	} else
		printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");

	/* LCD:  backlight, and power; power controls other devices on the
	 * board, like the touchscreen, EEPROM, and wakeup (!) switch.
	 */
	omap_cfg_reg(PWL);
	if (omap_request_gpio(2) == 0) {
		omap_set_gpio_direction(2, 0 /* out */);
		omap_set_gpio_dataout(2, 1 /* on */);
	}

	platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
}
#else
static void __init osk_mistral_init(void) { }
#endif

#define EMIFS_CS3_VAL	(0x88013141)

static void __init osk_init(void)
{
	/* Workaround for wrong CS3 (NOR flash) timing
	 * There are some U-Boot versions out there which configure
	 * wrong CS3 memory timings. This mainly leads to CRC
	 * or similar errors if you use NOR flash (e.g. with JFFS2)
	 */
	if (EMIFS_CCS(3) != EMIFS_CS3_VAL)
		EMIFS_CCS(3) = EMIFS_CS3_VAL;

	osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
	osk_flash_resource.end += SZ_32M - 1;
	platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
	omap_board_config = osk_config;
	omap_board_config_size = ARRAY_SIZE(osk_config);
	USB_TRANSCEIVER_CTRL_REG |= (3 << 1);

	/* irq for tps65010 chip */
	/* bootloader effectively does:  omap_cfg_reg(U19_1610_MPUIO1); */
	if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
		gpio_direction_input(OMAP_MPUIO(1));

	i2c_register_board_info(1, osk_i2c_board_info,
			ARRAY_SIZE(osk_i2c_board_info));

	omap_serial_init();
	osk_mistral_init();
}

static void __init osk_map_io(void)
{
	omap1_map_common_io();
}

#ifdef CONFIG_TPS65010
static int __init osk_tps_init(void)
{
	if (!machine_is_omap_osk())
		return 0;

	/* Let LED1 (D9) blink */
	tps65010_set_led(LED1, BLINK);

	/* Disable LED 2 (D2) */
	tps65010_set_led(LED2, OFF);

	/* Set GPIO 1 HIGH to disable VBUS power supply;
	 * OHCI driver powers it up/down as needed.
	 */
	tps65010_set_gpio_out_value(GPIO1, HIGH);

	/* Set GPIO 2 low to turn on LED D3 */
	tps65010_set_gpio_out_value(GPIO2, HIGH);

	/* Set GPIO 3 low to take ethernet out of reset */
	tps65010_set_gpio_out_value(GPIO3, LOW);

	/* gpio4 for VDD_DSP */
	/* FIXME send power to DSP iff it's configured */

	/* Enable LOW_PWR */
	tps65010_set_low_pwr(ON);

	/* Switch VLDO2 to 3.0V for AIC23 */
	tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
			| TPS_LDO1_ENABLE);

	return 0;
}
fs_initcall(osk_tps_init);
#endif

MACHINE_START(OMAP_OSK, "TI-OSK")
	/* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
	.phys_io	= 0xfff00000,
	.io_pg_offst	= ((0xfef00000) >> 18) & 0xfffc,
	.boot_params	= 0x10000100,
	.map_io		= osk_map_io,
	.init_irq	= osk_init_irq,
	.init_machine	= osk_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
1da177e4	1	/*
dbdf9ced	2	* linux/arch/arm/mach-omap1/board-osk.c
1da177e4 LT	3	*
	4	* Board specific init for OMAP5912 OSK
	5	*
	6	* Written by Dirk Behme <dirk.behme@de.bosch.com>
	7	*
	8	* This program is free software; you can redistribute it and/or modify it
	9	* under the terms of the GNU General Public License as published by the
	10	* Free Software Foundation; either version 2 of the License, or (at your
	11	* option) any later version.
	12	*
	13	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
	14	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	15	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
	16	* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	17	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	18	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	19	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	20	* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	21	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	22	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	23	*
	24	* You should have received a copy of the GNU General Public License along
	25	* with this program; if not, write to the Free Software Foundation, Inc.,
	26	* 675 Mass Ave, Cambridge, MA 02139, USA.
	27	*/
	28
	29	#include <linux/kernel.h>
	30	#include <linux/init.h>
d052d1be	31	#include <linux/platform_device.h>
a524626b	32	#include <linux/interrupt.h>
d533c128	33	#include <linux/irq.h>
8056c6cb	34	#include <linux/i2c.h>
7c38cf02 TL	35
	36	#include <linux/mtd/mtd.h>
	37	#include <linux/mtd/partitions.h>
1da177e4	38
6d16bfb5 DB	39	#include <linux/i2c/tps65010.h>
6d16bfb5 DB	40
1da177e4	41	#include <asm/hardware.h>
8056c6cb DB	42	#include <asm/gpio.h>
8056c6cb DB	43
1da177e4 LT	44	#include <asm/mach-types.h>
	45	#include <asm/mach/arch.h>
	46	#include <asm/mach/map.h>
7c38cf02	47	#include <asm/mach/flash.h>
1da177e4	48
1da177e4 LT	49	#include <asm/arch/usb.h>
	50	#include <asm/arch/mux.h>
	51	#include <asm/arch/tc.h>
d48af15e	52	#include <asm/arch/common.h>
9b6553cd TL	53	#include <asm/arch/mcbsp.h>
	54	#include <asm/arch/omap-alsa.h>
	55
7c38cf02 TL	56	static struct mtd_partition osk_partitions[] = {
	57	/* bootloader (U-Boot, etc) in first sector */
	58	{
	59	.name = "bootloader",
	60	.offset = 0,
	61	.size = SZ_128K,
	62	.mask_flags = MTD_WRITEABLE, /* force read-only */
	63	},
	64	/* bootloader params in the next sector */
	65	{
	66	.name = "params",
	67	.offset = MTDPART_OFS_APPEND,
	68	.size = SZ_128K,
	69	.mask_flags = 0,
	70	}, {
	71	.name = "kernel",
	72	.offset = MTDPART_OFS_APPEND,
	73	.size = SZ_2M,
	74	.mask_flags = 0
	75	}, {
	76	.name = "filesystem",
	77	.offset = MTDPART_OFS_APPEND,
	78	.size = MTDPART_SIZ_FULL,
	79	.mask_flags = 0
	80	}
1da177e4 LT	81	};
1da177e4 LT	82
7c38cf02 TL	83	static struct flash_platform_data osk_flash_data = {
	84	.map_name = "cfi_probe",
	85	.width = 2,
	86	.parts = osk_partitions,
	87	.nr_parts = ARRAY_SIZE(osk_partitions),
	88	};
	89
	90	static struct resource osk_flash_resource = {
	91	/* this is on CS3, wherever it's mapped */
	92	.flags = IORESOURCE_MEM,
	93	};
	94
	95	static struct platform_device osk5912_flash_device = {
	96	.name = "omapflash",
	97	.id = 0,
	98	.dev = {
	99	.platform_data = &osk_flash_data,
	100	},
	101	.num_resources = 1,
	102	.resource = &osk_flash_resource,
	103	};
1da177e4 LT	104
	105	static struct resource osk5912_smc91x_resources[] = {
	106	[0] = {
	107	.start = OMAP_OSK_ETHR_START, /* Physical */
	108	.end = OMAP_OSK_ETHR_START + 0xf,
	109	.flags = IORESOURCE_MEM,
	110	},
	111	[1] = {
	112	.start = OMAP_GPIO_IRQ(0),
	113	.end = OMAP_GPIO_IRQ(0),
e7b3dc7e	114	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
1da177e4 LT	115	},
	116	};
	117
	118	static struct platform_device osk5912_smc91x_device = {
	119	.name = "smc91x",
	120	.id = -1,
	121	.num_resources = ARRAY_SIZE(osk5912_smc91x_resources),
	122	.resource = osk5912_smc91x_resources,
	123	};
	124
	125	static struct resource osk5912_cf_resources[] = {
	126	[0] = {
	127	.start = OMAP_GPIO_IRQ(62),
	128	.end = OMAP_GPIO_IRQ(62),
	129	.flags = IORESOURCE_IRQ,
	130	},
	131	};
	132
	133	static struct platform_device osk5912_cf_device = {
	134	.name = "omap_cf",
	135	.id = -1,
	136	.dev = {
	137	.platform_data = (void ) 2 / CS2 */,
	138	},
	139	.num_resources = ARRAY_SIZE(osk5912_cf_resources),
	140	.resource = osk5912_cf_resources,
	141	};
	142
9b6553cd TL	143	#define DEFAULT_BITPERSAMPLE 16
	144
	145	static struct omap_mcbsp_reg_cfg mcbsp_regs = {
	146	.spcr2 = FREE \| FRST \| GRST \| XRST \| XINTM(3),
	147	.spcr1 = RINTM(3) \| RRST,
	148	.rcr2 = RPHASE \| RFRLEN2(OMAP_MCBSP_WORD_8) \|
	149	RWDLEN2(OMAP_MCBSP_WORD_16) \| RDATDLY(0),
	150	.rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) \| RWDLEN1(OMAP_MCBSP_WORD_16),
	151	.xcr2 = XPHASE \| XFRLEN2(OMAP_MCBSP_WORD_8) \|
	152	XWDLEN2(OMAP_MCBSP_WORD_16) \| XDATDLY(0) \| XFIG,
	153	.xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) \| XWDLEN1(OMAP_MCBSP_WORD_16),
	154	.srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1),
	155	.srgr2 = GSYNC \| CLKSP \| FSGM \| FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
	156	/.pcr0 = FSXM \| FSRM \| CLKXM \| CLKRM \| CLKXP \| CLKRP,/ /* mcbsp: master */
	157	.pcr0 = CLKXP \| CLKRP, /* mcbsp: slave */
	158	};
	159
	160	static struct omap_alsa_codec_config alsa_config = {
	161	.name = "OSK AIC23",
	162	.mcbsp_regs_alsa = &mcbsp_regs,
	163	.codec_configure_dev = NULL, // aic23_configure,
	164	.codec_set_samplerate = NULL, // aic23_set_samplerate,
	165	.codec_clock_setup = NULL, // aic23_clock_setup,
	166	.codec_clock_on = NULL, // aic23_clock_on,
	167	.codec_clock_off = NULL, // aic23_clock_off,
	168	.get_default_samplerate = NULL, // aic23_get_default_samplerate,
	169	};
	170
7c38cf02	171	static struct platform_device osk5912_mcbsp1_device = {
9b6553cd	172	.name = "omap_alsa_mcbsp",
78762841	173	.id = 1,
9b6553cd TL	174	.dev = {
	175	.platform_data = &alsa_config,
	176	},
	177	};
	178
1da177e4	179	static struct platform_device *osk5912_devices[] __initdata = {
7c38cf02	180	&osk5912_flash_device,
1da177e4 LT	181	&osk5912_smc91x_device,
1da177e4 LT	182	&osk5912_cf_device,
7c38cf02	183	&osk5912_mcbsp1_device,
1da177e4 LT	184	};
1da177e4 LT	185
8056c6cb DB	186	static struct i2c_board_info __initdata osk_i2c_board_info[] = {
	187	{
	188	I2C_BOARD_INFO("tps65010", 0x48),
	189	.type = "tps65010",
	190	.irq = OMAP_GPIO_IRQ(OMAP_MPUIO(1)),
	191	},
	192	/* TODO when driver support is ready:
	193	* - aic23 audio chip at 0x1a
	194	* - on Mistral, 24c04 eeprom at 0x50
	195	* - optionally on Mistral, ov9640 camera sensor at 0x30
	196	*/
	197	};
	198
1da177e4 LT	199	static void __init osk_init_smc91x(void)
	200	{
	201	if ((omap_request_gpio(0)) < 0) {
	202	printk("Error requesting gpio 0 for smc91x irq\n");
	203	return;
	204	}
1da177e4 LT	205
1da177e4 LT	206	/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
3179a019	207	EMIFS_CCS(1) \|= 0x3;
1da177e4 LT	208	}
	209
	210	static void __init osk_init_cf(void)
	211	{
	212	omap_cfg_reg(M7_1610_GPIO62);
	213	if ((omap_request_gpio(62)) < 0) {
	214	printk("Error requesting gpio 62 for CF irq\n");
	215	return;
	216	}
7c38cf02 TL	217	/* the CF I/O IRQ is really active-low */
7c38cf02 TL	218	set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING);
1da177e4 LT	219	}
1da177e4 LT	220
7c38cf02	221	static void __init osk_init_irq(void)
1da177e4	222	{
87bd63f6	223	omap1_init_common_hw();
1da177e4 LT	224	omap_init_irq();
	225	omap_gpio_init();
	226	osk_init_smc91x();
	227	osk_init_cf();
	228	}
	229
	230	static struct omap_usb_config osk_usb_config __initdata = {
	231	/* has usb host connector (A) ... for development it can also
	232	* be used, with a NONSTANDARD gender-bending cable/dongle, as
	233	* a peripheral.
	234	*/
	235	#ifdef CONFIG_USB_GADGET_OMAP
	236	.register_dev = 1,
	237	.hmc_mode = 0,
	238	#else
	239	.register_host = 1,
	240	.hmc_mode = 16,
	241	.rwc = 1,
	242	#endif
	243	.pins[0] = 2,
	244	};
	245
3179a019 TL	246	static struct omap_uart_config osk_uart_config __initdata = {
	247	.enabled_uarts = (1 << 0),
	248	};
	249
78762841	250	#ifdef CONFIG_OMAP_OSK_MISTRAL
3179a019	251	static struct omap_lcd_config osk_lcd_config __initdata = {
3179a019 TL	252	.ctrl_name = "internal",
3179a019 TL	253	};
78762841	254	#endif
3179a019	255
1da177e4 LT	256	static struct omap_board_config_kernel osk_config[] = {
1da177e4 LT	257	{ OMAP_TAG_USB, &osk_usb_config },
3179a019	258	{ OMAP_TAG_UART, &osk_uart_config },
78762841	259	#ifdef CONFIG_OMAP_OSK_MISTRAL
3179a019	260	{ OMAP_TAG_LCD, &osk_lcd_config },
78762841	261	#endif
1da177e4 LT	262	};
1da177e4 LT	263
7c38cf02 TL	264	#ifdef CONFIG_OMAP_OSK_MISTRAL
7c38cf02 TL	265
78762841 DB	266	#include <linux/input.h>
	267	#include <linux/spi/spi.h>
	268	#include <linux/spi/ads7846.h>
	269
	270	#include <asm/arch/keypad.h>
	271
	272	static const int osk_keymap[] = {
	273	/* KEY(col, row, code) */
	274	KEY(0, 0, KEY_F1), /* SW4 */
	275	KEY(0, 3, KEY_UP), /* (sw2/up) */
	276	KEY(1, 1, KEY_LEFTCTRL), /* SW5 */
	277	KEY(1, 2, KEY_LEFT), /* (sw2/left) */
	278	KEY(2, 0, KEY_SPACE), /* SW3 */
	279	KEY(2, 1, KEY_ESC), /* SW6 */
	280	KEY(2, 2, KEY_DOWN), /* (sw2/down) */
	281	KEY(3, 2, KEY_ENTER), /* (sw2/select) */
	282	KEY(3, 3, KEY_RIGHT), /* (sw2/right) */
	283	0
	284	};
	285
	286	static struct omap_kp_platform_data osk_kp_data = {
4d24607b KS	287	.rows = 8,
	288	.cols = 8,
	289	.keymap = (int *) osk_keymap,
	290	.keymapsize = ARRAY_SIZE(osk_keymap),
	291	.delay = 9,
78762841 DB	292	};
	293
	294	static struct resource osk5912_kp_resources[] = {
	295	[0] = {
	296	.start = INT_KEYBOARD,
	297	.end = INT_KEYBOARD,
	298	.flags = IORESOURCE_IRQ,
	299	},
	300	};
	301
	302	static struct platform_device osk5912_kp_device = {
	303	.name = "omap-keypad",
	304	.id = -1,
	305	.dev = {
	306	.platform_data = &osk_kp_data,
	307	},
	308	.num_resources = ARRAY_SIZE(osk5912_kp_resources),
	309	.resource = osk5912_kp_resources,
	310	};
	311
4dcc6d24 DB	312	static struct omap_backlight_config mistral_bl_data = {
	313	.default_intensity = 0xa0,
	314	};
	315
	316	static struct platform_device mistral_bl_device = {
	317	.name = "omap-bl",
	318	.id = -1,
	319	.dev = {
	320	.platform_data = &mistral_bl_data,
	321	},
	322	};
	323
78762841 DB	324	static struct platform_device osk5912_lcd_device = {
	325	.name = "lcd_osk",
	326	.id = -1,
	327	};
	328
	329	static struct platform_device *mistral_devices[] __initdata = {
	330	&osk5912_kp_device,
4dcc6d24	331	&mistral_bl_device,
78762841 DB	332	&osk5912_lcd_device,
	333	};
	334
e8cdf7bd DB	335	static int mistral_get_pendown_state(void)
	336	{
	337	return !omap_get_gpio_datain(4);
	338	}
	339
78762841 DB	340	static const struct ads7846_platform_data mistral_ts_info = {
	341	.model = 7846,
	342	.vref_delay_usecs = 100, /* internal, no capacitor */
	343	.x_plate_ohms = 419,
	344	.y_plate_ohms = 486,
e8cdf7bd	345	.get_pendown_state = mistral_get_pendown_state,
78762841 DB	346	};
	347
	348	static struct spi_board_info __initdata mistral_boardinfo[] = { {
	349	/* MicroWire (bus 2) CS0 has an ads7846e */
	350	.modalias = "ads7846",
	351	.platform_data = &mistral_ts_info,
	352	.irq = OMAP_GPIO_IRQ(4),
	353	.max_speed_hz = 120000 /* max sample rate at 3V */
	354	* 26 /* command + data + overhead */,
	355	.bus_num = 2,
	356	.chip_select = 0,
	357	} };
	358
7c38cf02 TL	359	#ifdef CONFIG_PM
7c38cf02 TL	360	static irqreturn_t
0cd61b68	361	osk_mistral_wake_interrupt(int irq, void *ignored)
7c38cf02 TL	362	{
	363	return IRQ_HANDLED;
	364	}
	365	#endif
	366
	367	static void __init osk_mistral_init(void)
	368	{
78762841	369	/* NOTE: we could actually tell if there's a Mistral board
7c38cf02	370	* attached, e.g. by trying to read something from the ads7846.
78762841 DB	371	* But this arch_init() code is too early for that, since we
78762841 DB	372	* can't talk to the ads or even the i2c eeprom.
7c38cf02 TL	373	*/
7c38cf02 TL	374
c72d8950 DB	375	/* parallel camera interface */
	376	omap_cfg_reg(J15_1610_CAM_LCLK);
	377	omap_cfg_reg(J18_1610_CAM_D7);
	378	omap_cfg_reg(J19_1610_CAM_D6);
	379	omap_cfg_reg(J14_1610_CAM_D5);
	380	omap_cfg_reg(K18_1610_CAM_D4);
	381	omap_cfg_reg(K19_1610_CAM_D3);
	382	omap_cfg_reg(K15_1610_CAM_D2);
	383	omap_cfg_reg(K14_1610_CAM_D1);
	384	omap_cfg_reg(L19_1610_CAM_D0);
	385	omap_cfg_reg(L18_1610_CAM_VS);
	386	omap_cfg_reg(L15_1610_CAM_HS);
	387	omap_cfg_reg(M19_1610_CAM_RSTZ);
	388	omap_cfg_reg(Y15_1610_CAM_OUTCLK);
	389
	390	/* serial camera interface */
	391	omap_cfg_reg(H19_1610_CAM_EXCLK);
	392	omap_cfg_reg(W13_1610_CCP_CLKM);
	393	omap_cfg_reg(Y12_1610_CCP_CLKP);
	394	/* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
	395	// omap_cfg_reg(Y14_1610_CCP_DATAM);
	396	omap_cfg_reg(W14_1610_CCP_DATAP);
	397
	398	/* CAM_PWDN */
	399	if (omap_request_gpio(11) == 0) {
	400	omap_cfg_reg(N20_1610_GPIO11);
	401	omap_set_gpio_direction(11, 0 /* out */);
	402	omap_set_gpio_dataout(11, 0 /* off */);
	403	} else
	404	pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
	405
	406
78762841 DB	407	// omap_cfg_reg(P19_1610_GPIO6); // BUSY
	408	omap_cfg_reg(P20_1610_GPIO4); // PENIRQ
	409	set_irq_type(OMAP_GPIO_IRQ(4), IRQT_FALLING);
	410	spi_register_board_info(mistral_boardinfo,
	411	ARRAY_SIZE(mistral_boardinfo));
	412
7c38cf02 TL	413	/* the sideways button (SW1) is for use as a "wakeup" button */
	414	omap_cfg_reg(N15_1610_MPUIO2);
	415	if (omap_request_gpio(OMAP_MPUIO(2)) == 0) {
	416	int ret = 0;
	417	omap_set_gpio_direction(OMAP_MPUIO(2), 1);
	418	set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING);
	419	#ifdef CONFIG_PM
	420	/* share the IRQ in case someone wants to use the
	421	* button for more than wakeup from system sleep.
	422	*/
	423	ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
	424	&osk_mistral_wake_interrupt,
52e405ea	425	IRQF_SHARED, "mistral_wakeup",
7c38cf02 TL	426	&osk_mistral_wake_interrupt);
	427	if (ret != 0) {
	428	omap_free_gpio(OMAP_MPUIO(2));
	429	printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
	430	ret);
	431	} else
	432	enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2)));
	433	#endif
	434	} else
	435	printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
78762841	436
4dcc6d24 DB	437	/* LCD: backlight, and power; power controls other devices on the
	438	* board, like the touchscreen, EEPROM, and wakeup (!) switch.
	439	*/
	440	omap_cfg_reg(PWL);
	441	if (omap_request_gpio(2) == 0) {
	442	omap_set_gpio_direction(2, 0 /* out */);
	443	omap_set_gpio_dataout(2, 1 /* on */);
	444	}
	445
78762841	446	platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
7c38cf02 TL	447	}
	448	#else
	449	static void __init osk_mistral_init(void) { }
	450	#endif
	451
9b6553cd TL	452	#define EMIFS_CS3_VAL (0x88013141)
9b6553cd TL	453
1da177e4 LT	454	static void __init osk_init(void)
1da177e4 LT	455	{
9b6553cd TL	456	/* Workaround for wrong CS3 (NOR flash) timing
	457	* There are some U-Boot versions out there which configure
	458	* wrong CS3 memory timings. This mainly leads to CRC
6cbdc8c5	459	* or similar errors if you use NOR flash (e.g. with JFFS2)
9b6553cd TL	460	*/
	461	if (EMIFS_CCS(3) != EMIFS_CS3_VAL)
	462	EMIFS_CCS(3) = EMIFS_CS3_VAL;
	463
7c38cf02 TL	464	osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
7c38cf02 TL	465	osk_flash_resource.end += SZ_32M - 1;
1da177e4 LT	466	platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
	467	omap_board_config = osk_config;
	468	omap_board_config_size = ARRAY_SIZE(osk_config);
	469	USB_TRANSCEIVER_CTRL_REG \|= (3 << 1);
7c38cf02	470
8056c6cb DB	471	/* irq for tps65010 chip */
	472	/* bootloader effectively does: omap_cfg_reg(U19_1610_MPUIO1); */
	473	if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
	474	gpio_direction_input(OMAP_MPUIO(1));
	475
	476	i2c_register_board_info(1, osk_i2c_board_info,
	477	ARRAY_SIZE(osk_i2c_board_info));
	478
3179a019	479	omap_serial_init();
7c38cf02	480	osk_mistral_init();
1da177e4 LT	481	}
	482
	483	static void __init osk_map_io(void)
	484	{
87bd63f6	485	omap1_map_common_io();
1da177e4 LT	486	}
1da177e4 LT	487
8056c6cb DB	488	#ifdef CONFIG_TPS65010
	489	static int __init osk_tps_init(void)
	490	{
	491	if (!machine_is_omap_osk())
	492	return 0;
	493
	494	/* Let LED1 (D9) blink */
	495	tps65010_set_led(LED1, BLINK);
	496
	497	/* Disable LED 2 (D2) */
	498	tps65010_set_led(LED2, OFF);
	499
	500	/* Set GPIO 1 HIGH to disable VBUS power supply;
	501	* OHCI driver powers it up/down as needed.
	502	*/
	503	tps65010_set_gpio_out_value(GPIO1, HIGH);
	504
	505	/* Set GPIO 2 low to turn on LED D3 */
	506	tps65010_set_gpio_out_value(GPIO2, HIGH);
	507
	508	/* Set GPIO 3 low to take ethernet out of reset */
	509	tps65010_set_gpio_out_value(GPIO3, LOW);
	510
	511	/* gpio4 for VDD_DSP */
	512	/* FIXME send power to DSP iff it's configured */
	513
	514	/* Enable LOW_PWR */
	515	tps65010_set_low_pwr(ON);
	516
	517	/* Switch VLDO2 to 3.0V for AIC23 */
	518	tps65010_config_vregs1(TPS_LDO2_ENABLE \| TPS_VLDO2_3_0V
	519	\| TPS_LDO1_ENABLE);
	520
	521	return 0;
	522	}
	523	fs_initcall(osk_tps_init);
	524	#endif
	525
1da177e4	526	MACHINE_START(OMAP_OSK, "TI-OSK")
e9dea0c6	527	/* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
e9dea0c6 RK	528	.phys_io = 0xfff00000,
	529	.io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
	530	.boot_params = 0x10000100,
	531	.map_io = osk_map_io,
	532	.init_irq = osk_init_irq,
	533	.init_machine = osk_init,
1da177e4 LT	534	.timer = &omap_timer,
1da177e4 LT	535	MACHINE_END