[mirror_ubuntu-bionic-kernel.git] / arch / arm / mach-at91 / board-sam9261ek.c

/*
 * linux/arch/arm/mach-at91/board-sam9261ek.c
 *
 *  Copyright (C) 2005 SAN People
 *  Copyright (C) 2006 Atmel
 *
 * 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 program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <linux/types.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/at73c213.h>
#include <linux/clk.h>
#include <linux/dm9000.h>
#include <linux/fb.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>

#include <video/atmel_lcdc.h>

#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91_aic.h>
#include <mach/at91sam9_smc.h>
#include <mach/at91_shdwc.h>
#include <mach/system_rev.h>

#include "sam9_smc.h"
#include "generic.h"


static void __init ek_init_early(void)
{
	/* Initialize processor: 18.432 MHz crystal */
	at91_initialize(18432000);
}

/*
 * DM9000 ethernet device
 */
#if defined(CONFIG_DM9000)
static struct resource dm9000_resource[] = {
	[0] = {
		.start	= AT91_CHIPSELECT_2,
		.end	= AT91_CHIPSELECT_2 + 3,
		.flags	= IORESOURCE_MEM
	},
	[1] = {
		.start	= AT91_CHIPSELECT_2 + 0x44,
		.end	= AT91_CHIPSELECT_2 + 0xFF,
		.flags	= IORESOURCE_MEM
	},
	[2] = {
		.flags	= IORESOURCE_IRQ
			| IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct dm9000_plat_data dm9000_platdata = {
	.flags		= DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
};

static struct platform_device dm9000_device = {
	.name		= "dm9000",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(dm9000_resource),
	.resource	= dm9000_resource,
	.dev		= {
		.platform_data	= &dm9000_platdata,
	}
};

/*
 * SMC timings for the DM9000.
 * Note: These timings were calculated for MASTER_CLOCK = 100000000 according to the DM9000 timings.
 */
static struct sam9_smc_config __initdata dm9000_smc_config = {
	.ncs_read_setup		= 0,
	.nrd_setup		= 2,
	.ncs_write_setup	= 0,
	.nwe_setup		= 2,

	.ncs_read_pulse		= 8,
	.nrd_pulse		= 4,
	.ncs_write_pulse	= 8,
	.nwe_pulse		= 4,

	.read_cycle		= 16,
	.write_cycle		= 16,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16,
	.tdf_cycles		= 1,
};

static void __init ek_add_device_dm9000(void)
{
	struct resource *r = &dm9000_resource[2];

	/* Configure chip-select 2 (DM9000) */
	sam9_smc_configure(0, 2, &dm9000_smc_config);

	/* Configure Reset signal as output */
	at91_set_gpio_output(AT91_PIN_PC10, 0);

	/* Configure Interrupt pin as input, no pull-up */
	at91_set_gpio_input(AT91_PIN_PC11, 0);

	r->start = r->end = gpio_to_irq(AT91_PIN_PC11);
	platform_device_register(&dm9000_device);
}
#else
static void __init ek_add_device_dm9000(void) {}
#endif /* CONFIG_DM9000 */


/*
 * USB Host Port
 */
static struct at91_usbh_data __initdata ek_usbh_data = {
	.ports		= 2,
	.vbus_pin	= {-EINVAL, -EINVAL},
	.overcurrent_pin= {-EINVAL, -EINVAL},
};


/*
 * USB Device Port
 */
static struct at91_udc_data __initdata ek_udc_data = {
	.vbus_pin	= AT91_PIN_PB29,
	.pullup_pin	= -EINVAL,		/* pull-up driven by UDC */
};


/*
 * NAND flash
 */
static struct mtd_partition __initdata ek_nand_partition[] = {
	{
		.name	= "Partition 1",
		.offset	= 0,
		.size	= SZ_256K,
	},
	{
		.name	= "Partition 2",
		.offset	= MTDPART_OFS_NXTBLK,
		.size	= MTDPART_SIZ_FULL,
	},
};

static struct atmel_nand_data __initdata ek_nand_data = {
	.ale		= 22,
	.cle		= 21,
	.det_pin	= -EINVAL,
	.rdy_pin	= AT91_PIN_PC15,
	.enable_pin	= AT91_PIN_PC14,
	.ecc_mode	= NAND_ECC_SOFT,
	.on_flash_bbt	= 1,
	.parts		= ek_nand_partition,
	.num_parts	= ARRAY_SIZE(ek_nand_partition),
};

static struct sam9_smc_config __initdata ek_nand_smc_config = {
	.ncs_read_setup		= 0,
	.nrd_setup		= 1,
	.ncs_write_setup	= 0,
	.nwe_setup		= 1,

	.ncs_read_pulse		= 3,
	.nrd_pulse		= 3,
	.ncs_write_pulse	= 3,
	.nwe_pulse		= 3,

	.read_cycle		= 5,
	.write_cycle		= 5,

	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
	.tdf_cycles		= 2,
};

static void __init ek_add_device_nand(void)
{
	ek_nand_data.bus_width_16 = board_have_nand_16bit();
	/* setup bus-width (8 or 16) */
	if (ek_nand_data.bus_width_16)
		ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
	else
		ek_nand_smc_config.mode |= AT91_SMC_DBW_8;

	/* configure chip-select 3 (NAND) */
	sam9_smc_configure(0, 3, &ek_nand_smc_config);

	at91_add_device_nand(&ek_nand_data);
}

/*
 * SPI related devices
 */
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)

/*
 * ADS7846 Touchscreen
 */
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)

static int ads7843_pendown_state(void)
{
	return !at91_get_gpio_value(AT91_PIN_PC2);	/* Touchscreen PENIRQ */
}

static struct ads7846_platform_data ads_info = {
	.model			= 7843,
	.x_min			= 150,
	.x_max			= 3830,
	.y_min			= 190,
	.y_max			= 3830,
	.vref_delay_usecs	= 100,
	.x_plate_ohms		= 450,
	.y_plate_ohms		= 250,
	.pressure_max		= 15000,
	.debounce_max		= 1,
	.debounce_rep		= 0,
	.debounce_tol		= (~0),
	.get_pendown_state	= ads7843_pendown_state,
};

static void __init ek_add_device_ts(void)
{
	at91_set_B_periph(AT91_PIN_PC2, 1);	/* External IRQ0, with pullup */
	at91_set_gpio_input(AT91_PIN_PA11, 1);	/* Touchscreen BUSY signal */
}
#else
static void __init ek_add_device_ts(void) {}
#endif

/*
 * Audio
 */
static struct at73c213_board_info at73c213_data = {
	.ssc_id		= 1,
#if defined(CONFIG_MACH_AT91SAM9261EK)
	.shortname	= "AT91SAM9261-EK external DAC",
#else
	.shortname	= "AT91SAM9G10-EK external DAC",
#endif
};

#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
static void __init at73c213_set_clk(struct at73c213_board_info *info)
{
	struct clk *pck2;
	struct clk *plla;

	pck2 = clk_get(NULL, "pck2");
	plla = clk_get(NULL, "plla");

	/* AT73C213 MCK Clock */
	at91_set_B_periph(AT91_PIN_PB31, 0);	/* PCK2 */

	clk_set_parent(pck2, plla);
	clk_put(plla);

	info->dac_clk = pck2;
}
#else
static void __init at73c213_set_clk(struct at73c213_board_info *info) {}
#endif

/*
 * SPI devices
 */
static struct spi_board_info ek_spi_devices[] = {
	{	/* DataFlash chip */
		.modalias	= "mtd_dataflash",
		.chip_select	= 0,
		.max_speed_hz	= 15 * 1000 * 1000,
		.bus_num	= 0,
	},
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	{
		.modalias	= "ads7846",
		.chip_select	= 2,
		.max_speed_hz	= 125000 * 26,	/* (max sample rate @ 3V) * (cmd + data + overhead) */
		.bus_num	= 0,
		.platform_data	= &ads_info,
		.irq		= NR_IRQS_LEGACY + AT91SAM9261_ID_IRQ0,
		.controller_data = (void *) AT91_PIN_PA28,	/* CS pin */
	},
#endif
#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
	{	/* DataFlash card - jumper (J12) configurable to CS3 or CS0 */
		.modalias	= "mtd_dataflash",
		.chip_select	= 3,
		.max_speed_hz	= 15 * 1000 * 1000,
		.bus_num	= 0,
	},
#elif defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
	{	/* AT73C213 DAC */
		.modalias	= "at73c213",
		.chip_select	= 3,
		.max_speed_hz	= 10 * 1000 * 1000,
		.bus_num	= 0,
		.mode		= SPI_MODE_1,
		.platform_data	= &at73c213_data,
		.controller_data = (void*) AT91_PIN_PA29,	/* default for CS3 is PA6, but it must be PA29 */
	},
#endif
};

#else /* CONFIG_SPI_ATMEL_* */
/* spi0 and mmc/sd share the same PIO pins: cannot be used at the same time */

/*
 * MCI (SD/MMC)
 * det_pin, wp_pin and vcc_pin are not connected
 */
static struct mci_platform_data __initdata mci0_data = {
	.slot[0] = {
		.bus_width	= 4,
		.detect_pin	= -EINVAL,
		.wp_pin		= -EINVAL,
	},
};

#endif /* CONFIG_SPI_ATMEL_* */


/*
 * LCD Controller
 */
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)

#if defined(CONFIG_FB_ATMEL_STN)

/* STN */
static struct fb_videomode at91_stn_modes[] = {
        {
		.name           = "SP06Q002 @ 75",
		.refresh        = 75,
		.xres           = 320,          .yres           = 240,
		.pixclock       = KHZ2PICOS(1440),

		.left_margin    = 1,            .right_margin   = 1,
		.upper_margin   = 0,            .lower_margin   = 0,
		.hsync_len      = 1,            .vsync_len      = 1,

		.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
		.vmode          = FB_VMODE_NONINTERLACED,
        },
};

static struct fb_monspecs at91fb_default_stn_monspecs = {
        .manufacturer   = "HIT",
        .monitor        = "SP06Q002",

        .modedb         = at91_stn_modes,
        .modedb_len     = ARRAY_SIZE(at91_stn_modes),
        .hfmin          = 15000,
        .hfmax          = 64000,
        .vfmin          = 50,
        .vfmax          = 150,
};

#define AT91SAM9261_DEFAULT_STN_LCDCON2	(ATMEL_LCDC_MEMOR_LITTLE \
					| ATMEL_LCDC_DISTYPE_STNMONO \
					| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE \
					| ATMEL_LCDC_IFWIDTH_4 \
					| ATMEL_LCDC_SCANMOD_SINGLE)

static void at91_lcdc_stn_power_control(int on)
{
	/* backlight */
	if (on) {	/* power up */
		at91_set_gpio_value(AT91_PIN_PC14, 0);
		at91_set_gpio_value(AT91_PIN_PC15, 0);
	} else {	/* power down */
		at91_set_gpio_value(AT91_PIN_PC14, 1);
		at91_set_gpio_value(AT91_PIN_PC15, 1);
	}
}

static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
	.default_bpp			= 1,
	.default_dmacon			= ATMEL_LCDC_DMAEN,
	.default_lcdcon2		= AT91SAM9261_DEFAULT_STN_LCDCON2,
	.default_monspecs		= &at91fb_default_stn_monspecs,
	.atmel_lcdfb_power_control	= at91_lcdc_stn_power_control,
	.guard_time			= 1,
#if defined(CONFIG_MACH_AT91SAM9G10EK)
	.lcd_wiring_mode		= ATMEL_LCDC_WIRING_RGB,
#endif
};

#else

/* TFT */
static struct fb_videomode at91_tft_vga_modes[] = {
	{
	        .name           = "TX09D50VM1CCA @ 60",
		.refresh	= 60,
		.xres		= 240,		.yres		= 320,
		.pixclock	= KHZ2PICOS(4965),

		.left_margin	= 1,		.right_margin	= 33,
		.upper_margin	= 1,		.lower_margin	= 0,
		.hsync_len	= 5,		.vsync_len	= 1,

		.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
		.vmode		= FB_VMODE_NONINTERLACED,
	},
};

static struct fb_monspecs at91fb_default_tft_monspecs = {
	.manufacturer	= "HIT",
	.monitor        = "TX09D50VM1CCA",

	.modedb		= at91_tft_vga_modes,
	.modedb_len	= ARRAY_SIZE(at91_tft_vga_modes),
	.hfmin		= 15000,
	.hfmax		= 64000,
	.vfmin		= 50,
	.vfmax		= 150,
};

#define AT91SAM9261_DEFAULT_TFT_LCDCON2	(ATMEL_LCDC_MEMOR_LITTLE \
					| ATMEL_LCDC_DISTYPE_TFT    \
					| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)

static void at91_lcdc_tft_power_control(int on)
{
	if (on)
		at91_set_gpio_value(AT91_PIN_PA12, 0);	/* power up */
	else
		at91_set_gpio_value(AT91_PIN_PA12, 1);	/* power down */
}

static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
	.lcdcon_is_backlight		= true,
	.default_bpp			= 16,
	.default_dmacon			= ATMEL_LCDC_DMAEN,
	.default_lcdcon2		= AT91SAM9261_DEFAULT_TFT_LCDCON2,
	.default_monspecs		= &at91fb_default_tft_monspecs,
	.atmel_lcdfb_power_control	= at91_lcdc_tft_power_control,
	.guard_time			= 1,
#if defined(CONFIG_MACH_AT91SAM9G10EK)
	.lcd_wiring_mode		= ATMEL_LCDC_WIRING_RGB,
#endif
};
#endif

#else
static struct atmel_lcdfb_info __initdata ek_lcdc_data;
#endif


/*
 * GPIO Buttons
 */
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button ek_buttons[] = {
	{
		.gpio		= AT91_PIN_PA27,
		.code		= BTN_0,
		.desc		= "Button 0",
		.active_low	= 1,
		.wakeup		= 1,
	},
	{
		.gpio		= AT91_PIN_PA26,
		.code		= BTN_1,
		.desc		= "Button 1",
		.active_low	= 1,
		.wakeup		= 1,
	},
	{
		.gpio		= AT91_PIN_PA25,
		.code		= BTN_2,
		.desc		= "Button 2",
		.active_low	= 1,
		.wakeup		= 1,
	},
	{
		.gpio		= AT91_PIN_PA24,
		.code		= BTN_3,
		.desc		= "Button 3",
		.active_low	= 1,
		.wakeup		= 1,
	}
};

static struct gpio_keys_platform_data ek_button_data = {
	.buttons	= ek_buttons,
	.nbuttons	= ARRAY_SIZE(ek_buttons),
};

static struct platform_device ek_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &ek_button_data,
	}
};

static void __init ek_add_device_buttons(void)
{
	at91_set_gpio_input(AT91_PIN_PA27, 1);	/* btn0 */
	at91_set_deglitch(AT91_PIN_PA27, 1);
	at91_set_gpio_input(AT91_PIN_PA26, 1);	/* btn1 */
	at91_set_deglitch(AT91_PIN_PA26, 1);
	at91_set_gpio_input(AT91_PIN_PA25, 1);	/* btn2 */
	at91_set_deglitch(AT91_PIN_PA25, 1);
	at91_set_gpio_input(AT91_PIN_PA24, 1);	/* btn3 */
	at91_set_deglitch(AT91_PIN_PA24, 1);

	platform_device_register(&ek_button_device);
}
#else
static void __init ek_add_device_buttons(void) {}
#endif

/*
 * LEDs
 */
static struct gpio_led ek_leds[] = {
	{	/* "bottom" led, green, userled1 to be defined */
		.name			= "ds7",
		.gpio			= AT91_PIN_PA14,
		.active_low		= 1,
		.default_trigger	= "none",
	},
	{	/* "top" led, green, userled2 to be defined */
		.name			= "ds8",
		.gpio			= AT91_PIN_PA13,
		.active_low		= 1,
		.default_trigger	= "none",
	},
	{	/* "power" led, yellow */
		.name			= "ds1",
		.gpio			= AT91_PIN_PA23,
		.default_trigger	= "heartbeat",
	}
};

static void __init ek_board_init(void)
{
	/* Serial */
	/* DBGU on ttyS0. (Rx & Tx only) */
	at91_register_uart(0, 0, 0);
	at91_add_device_serial();
	/* USB Host */
	at91_add_device_usbh(&ek_usbh_data);
	/* USB Device */
	at91_add_device_udc(&ek_udc_data);
	/* I2C */
	at91_add_device_i2c(NULL, 0);
	/* NAND */
	ek_add_device_nand();
	/* DM9000 ethernet */
	ek_add_device_dm9000();

	/* spi0 and mmc/sd share the same PIO pins */
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
	/* SPI */
	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
	/* Touchscreen */
	ek_add_device_ts();
	/* SSC (to AT73C213) */
	at73c213_set_clk(&at73c213_data);
	at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX);
#else
	/* MMC */
	at91_add_device_mci(0, &mci0_data);
#endif
	/* LCD Controller */
	at91_add_device_lcdc(&ek_lcdc_data);
	/* Push Buttons */
	ek_add_device_buttons();
	/* LEDs */
	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
}

#if defined(CONFIG_MACH_AT91SAM9261EK)
MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")
#else
MACHINE_START(AT91SAM9G10EK, "Atmel AT91SAM9G10-EK")
#endif
	/* Maintainer: Atmel */
	.timer		= &at91sam926x_timer,
	.map_io		= at91_map_io,
	.handle_irq	= at91_aic_handle_irq,
	.init_early	= ek_init_early,
	.init_irq	= at91_init_irq_default,
	.init_machine	= ek_board_init,
MACHINE_END
Commit	Line	Data
022cbd73	1	/*
d0760b3b	2	* linux/arch/arm/mach-at91/board-sam9261ek.c
022cbd73 AV	3	*
	4	* Copyright (C) 2005 SAN People
	5	* Copyright (C) 2006 Atmel
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation; either version 2 of the License, or
	10	* (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	20	*/
	21
	22	#include <linux/types.h>
2f8163ba	23	#include <linux/gpio.h>
022cbd73 AV	24	#include <linux/init.h>
	25	#include <linux/mm.h>
	26	#include <linux/module.h>
	27	#include <linux/platform_device.h>
	28	#include <linux/spi/spi.h>
23522728	29	#include <linux/spi/ads7846.h>
5e9df924 AV	30	#include <linux/spi/at73c213.h>
5e9df924 AV	31	#include <linux/clk.h>
022cbd73	32	#include <linux/dm9000.h>
cdf95c73	33	#include <linux/fb.h>
d0f9b55e AV	34	#include <linux/gpio_keys.h>
d0f9b55e AV	35	#include <linux/input.h>
cdf95c73 AV	36
cdf95c73 AV	37	#include <video/atmel_lcdc.h>
022cbd73	38
022cbd73 AV	39	#include <asm/setup.h>
	40	#include <asm/mach-types.h>
	41	#include <asm/irq.h>
	42
	43	#include <asm/mach/arch.h>
	44	#include <asm/mach/map.h>
	45	#include <asm/mach/irq.h>
	46
e505240b	47	#include <mach/hardware.h>
a09e64fb	48	#include <mach/board.h>
3e135466	49	#include <mach/at91_aic.h>
a09e64fb	50	#include <mach/at91sam9_smc.h>
8cdae51a	51	#include <mach/at91_shdwc.h>
76b2ab76	52	#include <mach/system_rev.h>
022cbd73	53
8cdae51a	54	#include "sam9_smc.h"
022cbd73 AV	55	#include "generic.h"
	56
	57
1b021a3b	58	static void __init ek_init_early(void)
022cbd73 AV	59	{
022cbd73 AV	60	/* Initialize processor: 18.432 MHz crystal */
21d08b9d	61	at91_initialize(18432000);
022cbd73 AV	62	}
022cbd73 AV	63
022cbd73 AV	64	/*
	65	* DM9000 ethernet device
	66	*/
	67	#if defined(CONFIG_DM9000)
8cdae51a	68	static struct resource dm9000_resource[] = {
022cbd73 AV	69	[0] = {
	70	.start = AT91_CHIPSELECT_2,
	71	.end = AT91_CHIPSELECT_2 + 3,
	72	.flags = IORESOURCE_MEM
	73	},
	74	[1] = {
	75	.start = AT91_CHIPSELECT_2 + 0x44,
	76	.end = AT91_CHIPSELECT_2 + 0xFF,
	77	.flags = IORESOURCE_MEM
	78	},
	79	[2] = {
022cbd73	80	.flags = IORESOURCE_IRQ
1879c45c	81	\| IORESOURCE_IRQ_LOWEDGE \| IORESOURCE_IRQ_HIGHEDGE,
022cbd73 AV	82	}
	83	};
	84
	85	static struct dm9000_plat_data dm9000_platdata = {
1879c45c	86	.flags = DM9000_PLATF_16BITONLY \| DM9000_PLATF_NO_EEPROM,
022cbd73 AV	87	};
022cbd73 AV	88
8cdae51a	89	static struct platform_device dm9000_device = {
022cbd73 AV	90	.name = "dm9000",
022cbd73 AV	91	.id = 0,
8cdae51a AV	92	.num_resources = ARRAY_SIZE(dm9000_resource),
8cdae51a AV	93	.resource = dm9000_resource,
022cbd73 AV	94	.dev = {
	95	.platform_data = &dm9000_platdata,
	96	}
	97	};
	98
8cdae51a AV	99	/*
	100	* SMC timings for the DM9000.
	101	* Note: These timings were calculated for MASTER_CLOCK = 100000000 according to the DM9000 timings.
	102	*/
	103	static struct sam9_smc_config __initdata dm9000_smc_config = {
	104	.ncs_read_setup = 0,
	105	.nrd_setup = 2,
	106	.ncs_write_setup = 0,
	107	.nwe_setup = 2,
	108
	109	.ncs_read_pulse = 8,
	110	.nrd_pulse = 4,
	111	.ncs_write_pulse = 8,
	112	.nwe_pulse = 4,
	113
	114	.read_cycle = 16,
	115	.write_cycle = 16,
	116
	117	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \| AT91_SMC_EXNWMODE_DISABLE \| AT91_SMC_BAT_WRITE \| AT91_SMC_DBW_16,
	118	.tdf_cycles = 1,
	119	};
	120
022cbd73 AV	121	static void __init ek_add_device_dm9000(void)
022cbd73 AV	122	{
ee9dd763 JCPV	123	struct resource *r = &dm9000_resource[2];
ee9dd763 JCPV	124
8cdae51a	125	/* Configure chip-select 2 (DM9000) */
faee0cc3	126	sam9_smc_configure(0, 2, &dm9000_smc_config);
022cbd73 AV	127
	128	/* Configure Reset signal as output */
	129	at91_set_gpio_output(AT91_PIN_PC10, 0);
	130
	131	/* Configure Interrupt pin as input, no pull-up */
	132	at91_set_gpio_input(AT91_PIN_PC11, 0);
	133
ee9dd763	134	r->start = r->end = gpio_to_irq(AT91_PIN_PC11);
8cdae51a	135	platform_device_register(&dm9000_device);
022cbd73 AV	136	}
	137	#else
	138	static void __init ek_add_device_dm9000(void) {}
	139	#endif /* CONFIG_DM9000 */
	140
	141
	142	/*
	143	* USB Host Port
	144	*/
	145	static struct at91_usbh_data __initdata ek_usbh_data = {
	146	.ports = 2,
63b4c296 JCPV	147	.vbus_pin = {-EINVAL, -EINVAL},
63b4c296 JCPV	148	.overcurrent_pin= {-EINVAL, -EINVAL},
022cbd73 AV	149	};
	150
	151
	152	/*
	153	* USB Device Port
	154	*/
	155	static struct at91_udc_data __initdata ek_udc_data = {
	156	.vbus_pin = AT91_PIN_PB29,
63b4c296	157	.pullup_pin = -EINVAL, /* pull-up driven by UDC */
022cbd73 AV	158	};
	159
	160
022cbd73 AV	161	/*
	162	* NAND flash
	163	*/
	164	static struct mtd_partition __initdata ek_nand_partition[] = {
	165	{
	166	.name = "Partition 1",
	167	.offset = 0,
e505240b	168	.size = SZ_256K,
022cbd73 AV	169	},
	170	{
	171	.name = "Partition 2",
e505240b	172	.offset = MTDPART_OFS_NXTBLK,
022cbd73 AV	173	.size = MTDPART_SIZ_FULL,
	174	},
	175	};
	176
3c3796cc	177	static struct atmel_nand_data __initdata ek_nand_data = {
022cbd73 AV	178	.ale = 22,
022cbd73 AV	179	.cle = 21,
63b4c296	180	.det_pin = -EINVAL,
022cbd73 AV	181	.rdy_pin = AT91_PIN_PC15,
022cbd73 AV	182	.enable_pin = AT91_PIN_PC14,
bf4289cb	183	.ecc_mode = NAND_ECC_SOFT,
98619dcb	184	.on_flash_bbt = 1,
1754aab9 DES	185	.parts = ek_nand_partition,
1754aab9 DES	186	.num_parts = ARRAY_SIZE(ek_nand_partition),
022cbd73 AV	187	};
022cbd73 AV	188
8cdae51a AV	189	static struct sam9_smc_config __initdata ek_nand_smc_config = {
	190	.ncs_read_setup = 0,
	191	.nrd_setup = 1,
	192	.ncs_write_setup = 0,
	193	.nwe_setup = 1,
	194
	195	.ncs_read_pulse = 3,
	196	.nrd_pulse = 3,
	197	.ncs_write_pulse = 3,
	198	.nwe_pulse = 3,
	199
	200	.read_cycle = 5,
	201	.write_cycle = 5,
	202
	203	.mode = AT91_SMC_READMODE \| AT91_SMC_WRITEMODE \| AT91_SMC_EXNWMODE_DISABLE,
	204	.tdf_cycles = 2,
	205	};
	206
	207	static void __init ek_add_device_nand(void)
	208	{
64393b3a	209	ek_nand_data.bus_width_16 = board_have_nand_16bit();
8cdae51a AV	210	/* setup bus-width (8 or 16) */
	211	if (ek_nand_data.bus_width_16)
	212	ek_nand_smc_config.mode \|= AT91_SMC_DBW_16;
	213	else
	214	ek_nand_smc_config.mode \|= AT91_SMC_DBW_8;
	215
	216	/* configure chip-select 3 (NAND) */
faee0cc3	217	sam9_smc_configure(0, 3, &ek_nand_smc_config);
8cdae51a AV	218
	219	at91_add_device_nand(&ek_nand_data);
	220	}
	221
64d72bbe NF	222	/*
	223	* SPI related devices
	224	*/
	225	#if defined(CONFIG_SPI_ATMEL) \|\| defined(CONFIG_SPI_ATMEL_MODULE)
8cdae51a	226
23522728 AV	227	/*
	228	* ADS7846 Touchscreen
	229	*/
	230	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \|\| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	231
	232	static int ads7843_pendown_state(void)
	233	{
	234	return !at91_get_gpio_value(AT91_PIN_PC2); /* Touchscreen PENIRQ */
	235	}
	236
	237	static struct ads7846_platform_data ads_info = {
	238	.model = 7843,
	239	.x_min = 150,
	240	.x_max = 3830,
	241	.y_min = 190,
	242	.y_max = 3830,
	243	.vref_delay_usecs = 100,
	244	.x_plate_ohms = 450,
	245	.y_plate_ohms = 250,
	246	.pressure_max = 15000,
	247	.debounce_max = 1,
	248	.debounce_rep = 0,
	249	.debounce_tol = (~0),
	250	.get_pendown_state = ads7843_pendown_state,
	251	};
	252
	253	static void __init ek_add_device_ts(void)
	254	{
	255	at91_set_B_periph(AT91_PIN_PC2, 1); /* External IRQ0, with pullup */
	256	at91_set_gpio_input(AT91_PIN_PA11, 1); /* Touchscreen BUSY signal */
	257	}
	258	#else
	259	static void __init ek_add_device_ts(void) {}
	260	#endif
	261
5e9df924 AV	262	/*
	263	* Audio
	264	*/
	265	static struct at73c213_board_info at73c213_data = {
	266	.ssc_id = 1,
b319ff80	267	#if defined(CONFIG_MACH_AT91SAM9261EK)
5e9df924	268	.shortname = "AT91SAM9261-EK external DAC",
b319ff80 NF	269	#else
	270	.shortname = "AT91SAM9G10-EK external DAC",
	271	#endif
5e9df924 AV	272	};
	273
	274	#if defined(CONFIG_SND_AT73C213) \|\| defined(CONFIG_SND_AT73C213_MODULE)
	275	static void __init at73c213_set_clk(struct at73c213_board_info *info)
	276	{
	277	struct clk *pck2;
	278	struct clk *plla;
	279
	280	pck2 = clk_get(NULL, "pck2");
	281	plla = clk_get(NULL, "plla");
	282
	283	/* AT73C213 MCK Clock */
	284	at91_set_B_periph(AT91_PIN_PB31, 0); /* PCK2 */
	285
	286	clk_set_parent(pck2, plla);
	287	clk_put(plla);
	288
	289	info->dac_clk = pck2;
	290	}
	291	#else
	292	static void __init at73c213_set_clk(struct at73c213_board_info *info) {}
	293	#endif
	294
022cbd73 AV	295	/*
	296	* SPI devices
	297	*/
	298	static struct spi_board_info ek_spi_devices[] = {
	299	{ /* DataFlash chip */
	300	.modalias = "mtd_dataflash",
	301	.chip_select = 0,
	302	.max_speed_hz = 15 * 1000 * 1000,
	303	.bus_num = 0,
	304	},
23522728 AV	305	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \|\| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	306	{
	307	.modalias = "ads7846",
	308	.chip_select = 2,
	309	.max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
	310	.bus_num = 0,
	311	.platform_data = &ads_info,
69e7ea04	312	.irq = NR_IRQS_LEGACY + AT91SAM9261_ID_IRQ0,
5e9df924	313	.controller_data = (void ) AT91_PIN_PA28, / CS pin */
23522728 AV	314	},
23522728 AV	315	#endif
022cbd73 AV	316	#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
	317	{ /* DataFlash card - jumper (J12) configurable to CS3 or CS0 */
	318	.modalias = "mtd_dataflash",
	319	.chip_select = 3,
	320	.max_speed_hz = 15 * 1000 * 1000,
	321	.bus_num = 0,
	322	},
23522728	323	#elif defined(CONFIG_SND_AT73C213) \|\| defined(CONFIG_SND_AT73C213_MODULE)
022cbd73	324	{ /* AT73C213 DAC */
23522728	325	.modalias = "at73c213",
022cbd73 AV	326	.chip_select = 3,
	327	.max_speed_hz = 10 * 1000 * 1000,
	328	.bus_num = 0,
5e9df924 AV	329	.mode = SPI_MODE_1,
	330	.platform_data = &at73c213_data,
	331	.controller_data = (void) AT91_PIN_PA29, / default for CS3 is PA6, but it must be PA29 */
022cbd73 AV	332	},
	333	#endif
	334	};
	335
64d72bbe	336	#else /* CONFIG_SPI_ATMEL_* */
4deb22a6	337	/* spi0 and mmc/sd share the same PIO pins: cannot be used at the same time */
64d72bbe NF	338
	339	/*
	340	* MCI (SD/MMC)
4deb22a6	341	* det_pin, wp_pin and vcc_pin are not connected
64d72bbe	342	*/
4cf3326a LD	343	static struct mci_platform_data __initdata mci0_data = {
	344	.slot[0] = {
	345	.bus_width = 4,
	346	.detect_pin = -EINVAL,
	347	.wp_pin = -EINVAL,
	348	},
64d72bbe NF	349	};
	350
	351	#endif /* CONFIG_SPI_ATMEL_* */
	352
022cbd73	353
cdf95c73 AV	354	/*
	355	* LCD Controller
	356	*/
	357	#if defined(CONFIG_FB_ATMEL) \|\| defined(CONFIG_FB_ATMEL_MODULE)
51708748 AV	358
	359	#if defined(CONFIG_FB_ATMEL_STN)
	360
	361	/* STN */
	362	static struct fb_videomode at91_stn_modes[] = {
	363	{
	364	.name = "SP06Q002 @ 75",
	365	.refresh = 75,
	366	.xres = 320, .yres = 240,
	367	.pixclock = KHZ2PICOS(1440),
	368
	369	.left_margin = 1, .right_margin = 1,
	370	.upper_margin = 0, .lower_margin = 0,
	371	.hsync_len = 1, .vsync_len = 1,
	372
	373	.sync = FB_SYNC_HOR_HIGH_ACT \| FB_SYNC_VERT_HIGH_ACT,
	374	.vmode = FB_VMODE_NONINTERLACED,
	375	},
	376	};
	377
	378	static struct fb_monspecs at91fb_default_stn_monspecs = {
	379	.manufacturer = "HIT",
	380	.monitor = "SP06Q002",
	381
	382	.modedb = at91_stn_modes,
	383	.modedb_len = ARRAY_SIZE(at91_stn_modes),
	384	.hfmin = 15000,
	385	.hfmax = 64000,
	386	.vfmin = 50,
	387	.vfmax = 150,
	388	};
	389
	390	#define AT91SAM9261_DEFAULT_STN_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
	391	\| ATMEL_LCDC_DISTYPE_STNMONO \
	392	\| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE \
	393	\| ATMEL_LCDC_IFWIDTH_4 \
	394	\| ATMEL_LCDC_SCANMOD_SINGLE)
	395
	396	static void at91_lcdc_stn_power_control(int on)
	397	{
	398	/* backlight */
	399	if (on) { /* power up */
	400	at91_set_gpio_value(AT91_PIN_PC14, 0);
	401	at91_set_gpio_value(AT91_PIN_PC15, 0);
	402	} else { /* power down */
	403	at91_set_gpio_value(AT91_PIN_PC14, 1);
	404	at91_set_gpio_value(AT91_PIN_PC15, 1);
	405	}
	406	}
	407
	408	static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
	409	.default_bpp = 1,
	410	.default_dmacon = ATMEL_LCDC_DMAEN,
	411	.default_lcdcon2 = AT91SAM9261_DEFAULT_STN_LCDCON2,
	412	.default_monspecs = &at91fb_default_stn_monspecs,
	413	.atmel_lcdfb_power_control = at91_lcdc_stn_power_control,
	414	.guard_time = 1,
b319ff80 NF	415	#if defined(CONFIG_MACH_AT91SAM9G10EK)
	416	.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
	417	#endif
51708748 AV	418	};
	419
	420	#else
	421
	422	/* TFT */
cdf95c73 AV	423	static struct fb_videomode at91_tft_vga_modes[] = {
	424	{
	425	.name = "TX09D50VM1CCA @ 60",
	426	.refresh = 60,
	427	.xres = 240, .yres = 320,
	428	.pixclock = KHZ2PICOS(4965),
	429
	430	.left_margin = 1, .right_margin = 33,
	431	.upper_margin = 1, .lower_margin = 0,
	432	.hsync_len = 5, .vsync_len = 1,
	433
	434	.sync = FB_SYNC_HOR_HIGH_ACT \| FB_SYNC_VERT_HIGH_ACT,
	435	.vmode = FB_VMODE_NONINTERLACED,
	436	},
	437	};
	438
51708748	439	static struct fb_monspecs at91fb_default_tft_monspecs = {
cdf95c73 AV	440	.manufacturer = "HIT",
	441	.monitor = "TX09D50VM1CCA",
	442
	443	.modedb = at91_tft_vga_modes,
	444	.modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
	445	.hfmin = 15000,
	446	.hfmax = 64000,
	447	.vfmin = 50,
	448	.vfmax = 150,
	449	};
	450
51708748	451	#define AT91SAM9261_DEFAULT_TFT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
cdf95c73 AV	452	\| ATMEL_LCDC_DISTYPE_TFT \
	453	\| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
	454
51708748	455	static void at91_lcdc_tft_power_control(int on)
cdf95c73 AV	456	{
	457	if (on)
	458	at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */
	459	else
	460	at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */
	461	}
	462
cdf95c73	463	static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
a9a84c37	464	.lcdcon_is_backlight = true,
cdf95c73 AV	465	.default_bpp = 16,
cdf95c73 AV	466	.default_dmacon = ATMEL_LCDC_DMAEN,
51708748 AV	467	.default_lcdcon2 = AT91SAM9261_DEFAULT_TFT_LCDCON2,
	468	.default_monspecs = &at91fb_default_tft_monspecs,
	469	.atmel_lcdfb_power_control = at91_lcdc_tft_power_control,
cdf95c73	470	.guard_time = 1,
b319ff80 NF	471	#if defined(CONFIG_MACH_AT91SAM9G10EK)
	472	.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
	473	#endif
cdf95c73	474	};
51708748	475	#endif
cdf95c73 AV	476
	477	#else
	478	static struct atmel_lcdfb_info __initdata ek_lcdc_data;
	479	#endif
	480
	481
d0f9b55e AV	482	/*
	483	* GPIO Buttons
	484	*/
	485	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	486	static struct gpio_keys_button ek_buttons[] = {
	487	{
	488	.gpio = AT91_PIN_PA27,
eaf858a9	489	.code = BTN_0,
d0f9b55e AV	490	.desc = "Button 0",
d0f9b55e AV	491	.active_low = 1,
77789ad8	492	.wakeup = 1,
d0f9b55e AV	493	},
	494	{
	495	.gpio = AT91_PIN_PA26,
eaf858a9	496	.code = BTN_1,
d0f9b55e AV	497	.desc = "Button 1",
d0f9b55e AV	498	.active_low = 1,
77789ad8	499	.wakeup = 1,
d0f9b55e AV	500	},
	501	{
	502	.gpio = AT91_PIN_PA25,
eaf858a9	503	.code = BTN_2,
d0f9b55e AV	504	.desc = "Button 2",
d0f9b55e AV	505	.active_low = 1,
77789ad8	506	.wakeup = 1,
d0f9b55e AV	507	},
	508	{
	509	.gpio = AT91_PIN_PA24,
eaf858a9	510	.code = BTN_3,
d0f9b55e AV	511	.desc = "Button 3",
d0f9b55e AV	512	.active_low = 1,
77789ad8	513	.wakeup = 1,
d0f9b55e AV	514	}
	515	};
	516
	517	static struct gpio_keys_platform_data ek_button_data = {
	518	.buttons = ek_buttons,
	519	.nbuttons = ARRAY_SIZE(ek_buttons),
	520	};
	521
	522	static struct platform_device ek_button_device = {
	523	.name = "gpio-keys",
	524	.id = -1,
	525	.num_resources = 0,
	526	.dev = {
	527	.platform_data = &ek_button_data,
	528	}
	529	};
	530
	531	static void __init ek_add_device_buttons(void)
	532	{
77789ad8	533	at91_set_gpio_input(AT91_PIN_PA27, 1); /* btn0 */
302edfd0	534	at91_set_deglitch(AT91_PIN_PA27, 1);
77789ad8	535	at91_set_gpio_input(AT91_PIN_PA26, 1); /* btn1 */
302edfd0	536	at91_set_deglitch(AT91_PIN_PA26, 1);
77789ad8	537	at91_set_gpio_input(AT91_PIN_PA25, 1); /* btn2 */
302edfd0	538	at91_set_deglitch(AT91_PIN_PA25, 1);
77789ad8	539	at91_set_gpio_input(AT91_PIN_PA24, 1); /* btn3 */
302edfd0	540	at91_set_deglitch(AT91_PIN_PA24, 1);
d0f9b55e AV	541
	542	platform_device_register(&ek_button_device);
	543	}
	544	#else
	545	static void __init ek_add_device_buttons(void) {}
	546	#endif
	547
5b7659d1 AV	548	/*
	549	* LEDs
	550	*/
	551	static struct gpio_led ek_leds[] = {
	552	{ /* "bottom" led, green, userled1 to be defined */
	553	.name = "ds7",
	554	.gpio = AT91_PIN_PA14,
	555	.active_low = 1,
	556	.default_trigger = "none",
	557	},
	558	{ /* "top" led, green, userled2 to be defined */
	559	.name = "ds8",
	560	.gpio = AT91_PIN_PA13,
	561	.active_low = 1,
	562	.default_trigger = "none",
	563	},
	564	{ /* "power" led, yellow */
	565	.name = "ds1",
	566	.gpio = AT91_PIN_PA23,
	567	.default_trigger = "heartbeat",
	568	}
	569	};
	570
022cbd73 AV	571	static void __init ek_board_init(void)
	572	{
	573	/* Serial */
71b149b3 JCPV	574	/* DBGU on ttyS0. (Rx & Tx only) */
71b149b3 JCPV	575	at91_register_uart(0, 0, 0);
022cbd73 AV	576	at91_add_device_serial();
	577	/* USB Host */
	578	at91_add_device_usbh(&ek_usbh_data);
	579	/* USB Device */
	580	at91_add_device_udc(&ek_udc_data);
	581	/* I2C */
f230d3f5	582	at91_add_device_i2c(NULL, 0);
022cbd73	583	/* NAND */
8cdae51a	584	ek_add_device_nand();
022cbd73 AV	585	/* DM9000 ethernet */
	586	ek_add_device_dm9000();
	587
	588	/* spi0 and mmc/sd share the same PIO pins */
	589	#if defined(CONFIG_SPI_ATMEL) \|\| defined(CONFIG_SPI_ATMEL_MODULE)
	590	/* SPI */
	591	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
23522728 AV	592	/* Touchscreen */
23522728 AV	593	ek_add_device_ts();
5e9df924 AV	594	/* SSC (to AT73C213) */
	595	at73c213_set_clk(&at73c213_data);
	596	at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX);
022cbd73 AV	597	#else
022cbd73 AV	598	/* MMC */
4cf3326a	599	at91_add_device_mci(0, &mci0_data);
022cbd73	600	#endif
cdf95c73 AV	601	/* LCD Controller */
cdf95c73 AV	602	at91_add_device_lcdc(&ek_lcdc_data);
d0f9b55e AV	603	/* Push Buttons */
d0f9b55e AV	604	ek_add_device_buttons();
5b7659d1 AV	605	/* LEDs */
5b7659d1 AV	606	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
022cbd73 AV	607	}
022cbd73 AV	608
b319ff80	609	#if defined(CONFIG_MACH_AT91SAM9261EK)
022cbd73	610	MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")
b319ff80 NF	611	#else
	612	MACHINE_START(AT91SAM9G10EK, "Atmel AT91SAM9G10-EK")
	613	#endif
022cbd73	614	/* Maintainer: Atmel */
022cbd73	615	.timer = &at91sam926x_timer,
21d08b9d	616	.map_io = at91_map_io,
3e135466	617	.handle_irq = at91_aic_handle_irq,
1b021a3b	618	.init_early = ek_init_early,
92100c12	619	.init_irq = at91_init_irq_default,
022cbd73 AV	620	.init_machine = ek_board_init,
022cbd73 AV	621	MACHINE_END