[linux-2.6-block.git] / arch / arm / mach-sa1100 / simpad.c

// SPDX-License-Identifier: GPL-2.0
/*
 * linux/arch/arm/mach-sa1100/simpad.c
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/tty.h>
#include <linux/proc_fs.h>
#include <linux/string.h>
#include <linux/pm.h>
#include <linux/platform_data/sa11x0-serial.h>
#include <linux/platform_device.h>
#include <linux/mfd/ucb1x00.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/io.h>
#include <linux/gpio/driver.h>

#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/irq.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <linux/platform_data/mfd-mcp-sa11x0.h>
#include <mach/simpad.h>
#include <mach/irqs.h>

#include <linux/serial_core.h>
#include <linux/ioport.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
#include <linux/i2c-gpio.h>

#include "generic.h"

/*
 * CS3 support
 */

static long cs3_shadow;
static spinlock_t cs3_lock;
static struct gpio_chip cs3_gpio;

long simpad_get_cs3_ro(void)
{
	return readl(CS3_BASE);
}
EXPORT_SYMBOL(simpad_get_cs3_ro);

long simpad_get_cs3_shadow(void)
{
	return cs3_shadow;
}
EXPORT_SYMBOL(simpad_get_cs3_shadow);

static void __simpad_write_cs3(void)
{
	writel(cs3_shadow, CS3_BASE);
}

void simpad_set_cs3_bit(int value)
{
	unsigned long flags;

	spin_lock_irqsave(&cs3_lock, flags);
	cs3_shadow |= value;
	__simpad_write_cs3();
	spin_unlock_irqrestore(&cs3_lock, flags);
}
EXPORT_SYMBOL(simpad_set_cs3_bit);

void simpad_clear_cs3_bit(int value)
{
	unsigned long flags;

	spin_lock_irqsave(&cs3_lock, flags);
	cs3_shadow &= ~value;
	__simpad_write_cs3();
	spin_unlock_irqrestore(&cs3_lock, flags);
}
EXPORT_SYMBOL(simpad_clear_cs3_bit);

static void cs3_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
	if (offset > 15)
		return;
	if (value)
		simpad_set_cs3_bit(1 << offset);
	else
		simpad_clear_cs3_bit(1 << offset);
};

static int cs3_gpio_get(struct gpio_chip *chip, unsigned offset)
{
	if (offset > 15)
		return !!(simpad_get_cs3_ro() & (1 << (offset - 16)));
	return !!(simpad_get_cs3_shadow() & (1 << offset));
};

static int cs3_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
{
	if (offset > 15)
		return 0;
	return -EINVAL;
};

static int cs3_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
	int value)
{
	if (offset > 15)
		return -EINVAL;
	cs3_gpio_set(chip, offset, value);
	return 0;
};

static struct map_desc simpad_io_desc[] __initdata = {
	{	/* MQ200 */
		.virtual	=  0xf2800000,
		.pfn		= __phys_to_pfn(0x4b800000),
		.length		= 0x00800000,
		.type		= MT_DEVICE
	}, {	/* Simpad CS3 */
		.virtual	= (unsigned long)CS3_BASE,
		.pfn		= __phys_to_pfn(SA1100_CS3_PHYS),
		.length		= 0x00100000,
		.type		= MT_DEVICE
	},
};


static void simpad_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
{
	if (port->mapbase == (u_int)&Ser1UTCR0) {
		if (state)
		{
			simpad_clear_cs3_bit(RS232_ON);
			simpad_clear_cs3_bit(DECT_POWER_ON);
		}else
		{
			simpad_set_cs3_bit(RS232_ON);
			simpad_set_cs3_bit(DECT_POWER_ON);
		}
	}
}

static struct sa1100_port_fns simpad_port_fns __initdata = {
	.pm	   = simpad_uart_pm,
};


static struct mtd_partition simpad_partitions[] = {
	{
		.name       = "SIMpad boot firmware",
		.size       = 0x00080000,
		.offset     = 0,
		.mask_flags = MTD_WRITEABLE,
	}, {
		.name       = "SIMpad kernel",
		.size       = 0x0010000,
		.offset     = MTDPART_OFS_APPEND,
	}, {
		.name       = "SIMpad root jffs2",
		.size       = MTDPART_SIZ_FULL,
		.offset     = MTDPART_OFS_APPEND,
	}
};

static struct flash_platform_data simpad_flash_data = {
	.map_name    = "cfi_probe",
	.parts       = simpad_partitions,
	.nr_parts    = ARRAY_SIZE(simpad_partitions),
};


static struct resource simpad_flash_resources [] = {
	DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_16M),
	DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_16M),
};

static struct ucb1x00_plat_data simpad_ucb1x00_data = {
	.gpio_base	= SIMPAD_UCB1X00_GPIO_BASE,
};

static struct mcp_plat_data simpad_mcp_data = {
	.mccr0		= MCCR0_ADM,
	.sclk_rate	= 11981000,
	.codec_pdata	= &simpad_ucb1x00_data,
};


static void __init simpad_map_io(void)
{
	sa1100_map_io();

	iotable_init(simpad_io_desc, ARRAY_SIZE(simpad_io_desc));

	/* Initialize CS3 */
	cs3_shadow = (EN1 | EN0 | LED2_ON | DISPLAY_ON |
		RS232_ON | ENABLE_5V | RESET_SIMCARD | DECT_POWER_ON);
	__simpad_write_cs3(); /* Spinlocks not yet initialized */

        sa1100_register_uart_fns(&simpad_port_fns);
	sa1100_register_uart(0, 3);  /* serial interface */
	sa1100_register_uart(1, 1);  /* DECT             */

	// Reassign UART 1 pins
	GAFR |= GPIO_UART_TXD | GPIO_UART_RXD;
	GPDR |= GPIO_UART_TXD | GPIO_LDD13 | GPIO_LDD15;
	GPDR &= ~GPIO_UART_RXD;
	PPAR |= PPAR_UPR;

	/*
	 * Set up registers for sleep mode.
	 */


	PWER = PWER_GPIO0| PWER_RTC;
	PGSR = 0x818;
	PCFR = 0;
	PSDR = 0;

}

static void simpad_power_off(void)
{
	local_irq_disable();
	cs3_shadow = SD_MEDIAQ;
	__simpad_write_cs3(); /* Bypass spinlock here */

	/* disable internal oscillator, float CS lines */
	PCFR = (PCFR_OPDE | PCFR_FP | PCFR_FS);
	/* enable wake-up on GPIO0 */
	PWER = GFER = GRER = PWER_GPIO0;
	/*
	 * set scratchpad to zero, just in case it is used as a
	 * restart address by the bootloader.
	 */
	PSPR = 0;
	PGSR = 0;
	/* enter sleep mode */
	PMCR = PMCR_SF;
	while(1);

	local_irq_enable(); /* we won't ever call it */


}

/*
 * gpio_keys
*/

static struct gpio_keys_button simpad_button_table[] = {
	{ KEY_POWER, IRQ_GPIO_POWER_BUTTON, 1, "power button" },
};

static struct gpio_keys_platform_data simpad_keys_data = {
	.buttons = simpad_button_table,
	.nbuttons = ARRAY_SIZE(simpad_button_table),
};

static struct platform_device simpad_keys = {
	.name = "gpio-keys",
	.dev = {
		.platform_data = &simpad_keys_data,
	},
};

static struct gpio_keys_button simpad_polled_button_table[] = {
	{ KEY_PROG1, SIMPAD_UCB1X00_GPIO_PROG1, 1, "prog1 button" },
	{ KEY_PROG2, SIMPAD_UCB1X00_GPIO_PROG2, 1, "prog2 button" },
	{ KEY_UP,    SIMPAD_UCB1X00_GPIO_UP,    1, "up button" },
	{ KEY_DOWN,  SIMPAD_UCB1X00_GPIO_DOWN,  1, "down button" },
	{ KEY_LEFT,  SIMPAD_UCB1X00_GPIO_LEFT,  1, "left button" },
	{ KEY_RIGHT, SIMPAD_UCB1X00_GPIO_RIGHT, 1, "right button" },
};

static struct gpio_keys_platform_data simpad_polled_keys_data = {
	.buttons = simpad_polled_button_table,
	.nbuttons = ARRAY_SIZE(simpad_polled_button_table),
	.poll_interval = 50,
};

static struct platform_device simpad_polled_keys = {
	.name = "gpio-keys-polled",
	.dev = {
		.platform_data = &simpad_polled_keys_data,
	},
};

/*
 * GPIO LEDs
 */

static struct gpio_led simpad_leds[] = {
	{
		.name = "simpad:power",
		.gpio = SIMPAD_CS3_LED2_ON,
		.active_low = 0,
		.default_trigger = "default-on",
	},
};

static struct gpio_led_platform_data simpad_led_data = {
	.num_leds = ARRAY_SIZE(simpad_leds),
	.leds = simpad_leds,
};

static struct platform_device simpad_gpio_leds = {
	.name = "leds-gpio",
	.id = 0,
	.dev = {
		.platform_data = &simpad_led_data,
	},
};

/*
 * i2c
 */
static struct i2c_gpio_platform_data simpad_i2c_data = {
	.sda_pin = GPIO_GPIO21,
	.scl_pin = GPIO_GPIO25,
	.udelay = 10,
	.timeout = HZ,
};

static struct platform_device simpad_i2c = {
	.name = "i2c-gpio",
	.id = 0,
	.dev = {
		.platform_data = &simpad_i2c_data,
	},
};

/*
 * MediaQ Video Device
 */
static struct platform_device simpad_mq200fb = {
	.name = "simpad-mq200",
	.id   = 0,
};

static struct platform_device *devices[] __initdata = {
	&simpad_keys,
	&simpad_polled_keys,
	&simpad_mq200fb,
	&simpad_gpio_leds,
	&simpad_i2c,
};


static int __init simpad_init(void)
{
	int ret;

	spin_lock_init(&cs3_lock);

	cs3_gpio.label = "simpad_cs3";
	cs3_gpio.base = SIMPAD_CS3_GPIO_BASE;
	cs3_gpio.ngpio = 24;
	cs3_gpio.set = cs3_gpio_set;
	cs3_gpio.get = cs3_gpio_get;
	cs3_gpio.direction_input = cs3_gpio_direction_input;
	cs3_gpio.direction_output = cs3_gpio_direction_output;
	ret = gpiochip_add_data(&cs3_gpio, NULL);
	if (ret)
		printk(KERN_WARNING "simpad: Unable to register cs3 GPIO device");

	pm_power_off = simpad_power_off;

	sa11x0_ppc_configure_mcp();
	sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources,
			      ARRAY_SIZE(simpad_flash_resources));
	sa11x0_register_mcp(&simpad_mcp_data);

	ret = platform_add_devices(devices, ARRAY_SIZE(devices));
	if(ret)
		printk(KERN_WARNING "simpad: Unable to register mq200 framebuffer device");

	return 0;
}

arch_initcall(simpad_init);


MACHINE_START(SIMPAD, "Simpad")
	/* Maintainer: Holger Freyther */
	.atag_offset	= 0x100,
	.map_io		= simpad_map_io,
	.nr_irqs	= SA1100_NR_IRQS,
	.init_irq	= sa1100_init_irq,
	.init_late	= sa11x0_init_late,
	.init_time	= sa1100_timer_init,
	.restart	= sa11x0_restart,
MACHINE_END
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
1da177e4 LT	2	/*
	3	* linux/arch/arm/mach-sa1100/simpad.c
	4	*/
	5
1da177e4 LT	6	#include <linux/module.h>
	7	#include <linux/init.h>
	8	#include <linux/kernel.h>
	9	#include <linux/tty.h>
	10	#include <linux/proc_fs.h>
f314f33b	11	#include <linux/string.h>
1da177e4	12	#include <linux/pm.h>
6920b5a7	13	#include <linux/platform_data/sa11x0-serial.h>
d052d1be	14	#include <linux/platform_device.h>
abe06082	15	#include <linux/mfd/ucb1x00.h>
1da177e4 LT	16	#include <linux/mtd/mtd.h>
1da177e4 LT	17	#include <linux/mtd/partitions.h>
fced80c7	18	#include <linux/io.h>
985b7f23	19	#include <linux/gpio/driver.h>
1da177e4	20
a09e64fb	21	#include <mach/hardware.h>
1da177e4	22	#include <asm/setup.h>
9a48aa4c	23	#include <asm/irq.h>
1da177e4 LT	24
	25	#include <asm/mach-types.h>
	26	#include <asm/mach/arch.h>
	27	#include <asm/mach/flash.h>
	28	#include <asm/mach/map.h>
a1fd844c	29	#include <linux/platform_data/mfd-mcp-sa11x0.h>
a09e64fb	30	#include <mach/simpad.h>
f314f33b	31	#include <mach/irqs.h>
1da177e4 LT	32
	33	#include <linux/serial_core.h>
	34	#include <linux/ioport.h>
dbd406f9 JF	35	#include <linux/input.h>
dbd406f9 JF	36	#include <linux/gpio_keys.h>
d056f5a8	37	#include <linux/leds.h>
dbd406f9	38	#include <linux/i2c-gpio.h>
1da177e4 LT	39
	40	#include "generic.h"
	41
de0bc0d1 JF	42	/*
	43	* CS3 support
	44	*/
	45
	46	static long cs3_shadow;
	47	static spinlock_t cs3_lock;
	48	static struct gpio_chip cs3_gpio;
	49
	50	long simpad_get_cs3_ro(void)
	51	{
	52	return readl(CS3_BASE);
	53	}
	54	EXPORT_SYMBOL(simpad_get_cs3_ro);
1da177e4	55
de0bc0d1	56	long simpad_get_cs3_shadow(void)
1da177e4 LT	57	{
	58	return cs3_shadow;
	59	}
de0bc0d1	60	EXPORT_SYMBOL(simpad_get_cs3_shadow);
1da177e4	61
de0bc0d1	62	static void __simpad_write_cs3(void)
1da177e4	63	{
de0bc0d1	64	writel(cs3_shadow, CS3_BASE);
1da177e4 LT	65	}
1da177e4 LT	66
de0bc0d1	67	void simpad_set_cs3_bit(int value)
1da177e4	68	{
de0bc0d1 JF	69	unsigned long flags;
	70
	71	spin_lock_irqsave(&cs3_lock, flags);
1da177e4	72	cs3_shadow \|= value;
de0bc0d1 JF	73	__simpad_write_cs3();
de0bc0d1 JF	74	spin_unlock_irqrestore(&cs3_lock, flags);
1da177e4	75	}
de0bc0d1	76	EXPORT_SYMBOL(simpad_set_cs3_bit);
1da177e4	77
de0bc0d1	78	void simpad_clear_cs3_bit(int value)
1da177e4	79	{
de0bc0d1 JF	80	unsigned long flags;
	81
	82	spin_lock_irqsave(&cs3_lock, flags);
1da177e4	83	cs3_shadow &= ~value;
de0bc0d1 JF	84	__simpad_write_cs3();
de0bc0d1 JF	85	spin_unlock_irqrestore(&cs3_lock, flags);
1da177e4	86	}
de0bc0d1 JF	87	EXPORT_SYMBOL(simpad_clear_cs3_bit);
	88
	89	static void cs3_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
	90	{
	91	if (offset > 15)
	92	return;
	93	if (value)
	94	simpad_set_cs3_bit(1 << offset);
	95	else
	96	simpad_clear_cs3_bit(1 << offset);
	97	};
1da177e4	98
de0bc0d1 JF	99	static int cs3_gpio_get(struct gpio_chip *chip, unsigned offset)
	100	{
	101	if (offset > 15)
1f33b013 LW	102	return !!(simpad_get_cs3_ro() & (1 << (offset - 16)));
1f33b013 LW	103	return !!(simpad_get_cs3_shadow() & (1 << offset));
de0bc0d1 JF	104	};
	105
	106	static int cs3_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
	107	{
	108	if (offset > 15)
	109	return 0;
	110	return -EINVAL;
	111	};
	112
	113	static int cs3_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
	114	int value)
	115	{
	116	if (offset > 15)
	117	return -EINVAL;
	118	cs3_gpio_set(chip, offset, value);
	119	return 0;
	120	};
1da177e4 LT	121
1da177e4 LT	122	static struct map_desc simpad_io_desc[] __initdata = {
92519d82 DS	123	{ /* MQ200 */
	124	.virtual = 0xf2800000,
	125	.pfn = __phys_to_pfn(0x4b800000),
	126	.length = 0x00800000,
	127	.type = MT_DEVICE
de0bc0d1	128	}, { /* Simpad CS3 */
b55056ea	129	.virtual = (unsigned long)CS3_BASE,
de0bc0d1	130	.pfn = __phys_to_pfn(SA1100_CS3_PHYS),
92519d82 DS	131	.length = 0x00100000,
	132	.type = MT_DEVICE
	133	},
1da177e4 LT	134	};
	135
	136
	137	static void simpad_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
	138	{
	139	if (port->mapbase == (u_int)&Ser1UTCR0) {
	140	if (state)
	141	{
de0bc0d1 JF	142	simpad_clear_cs3_bit(RS232_ON);
de0bc0d1 JF	143	simpad_clear_cs3_bit(DECT_POWER_ON);
1da177e4 LT	144	}else
1da177e4 LT	145	{
de0bc0d1 JF	146	simpad_set_cs3_bit(RS232_ON);
de0bc0d1 JF	147	simpad_set_cs3_bit(DECT_POWER_ON);
1da177e4 LT	148	}
	149	}
	150	}
	151
	152	static struct sa1100_port_fns simpad_port_fns __initdata = {
	153	.pm = simpad_uart_pm,
	154	};
	155
	156
	157	static struct mtd_partition simpad_partitions[] = {
	158	{
	159	.name = "SIMpad boot firmware",
	160	.size = 0x00080000,
	161	.offset = 0,
	162	.mask_flags = MTD_WRITEABLE,
	163	}, {
	164	.name = "SIMpad kernel",
	165	.size = 0x0010000,
	166	.offset = MTDPART_OFS_APPEND,
	167	}, {
	168	.name = "SIMpad root jffs2",
	169	.size = MTDPART_SIZ_FULL,
	170	.offset = MTDPART_OFS_APPEND,
	171	}
	172	};
	173
	174	static struct flash_platform_data simpad_flash_data = {
	175	.map_name = "cfi_probe",
	176	.parts = simpad_partitions,
	177	.nr_parts = ARRAY_SIZE(simpad_partitions),
	178	};
	179
	180
	181	static struct resource simpad_flash_resources [] = {
a181099e RK	182	DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_16M),
a181099e RK	183	DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_16M),
1da177e4 LT	184	};
1da177e4 LT	185
abe06082 RK	186	static struct ucb1x00_plat_data simpad_ucb1x00_data = {
	187	.gpio_base = SIMPAD_UCB1X00_GPIO_BASE,
	188	};
	189
323cdfc1 RK	190	static struct mcp_plat_data simpad_mcp_data = {
	191	.mccr0 = MCCR0_ADM,
	192	.sclk_rate = 11981000,
abe06082	193	.codec_pdata = &simpad_ucb1x00_data,
323cdfc1 RK	194	};
323cdfc1 RK	195
1da177e4 LT	196
	197
	198	static void __init simpad_map_io(void)
	199	{
	200	sa1100_map_io();
	201
	202	iotable_init(simpad_io_desc, ARRAY_SIZE(simpad_io_desc));
	203
de0bc0d1 JF	204	/* Initialize CS3 */
	205	cs3_shadow = (EN1 \| EN0 \| LED2_ON \| DISPLAY_ON \|
	206	RS232_ON \| ENABLE_5V \| RESET_SIMCARD \| DECT_POWER_ON);
	207	__simpad_write_cs3(); /* Spinlocks not yet initialized */
1da177e4 LT	208
	209	sa1100_register_uart_fns(&simpad_port_fns);
	210	sa1100_register_uart(0, 3); /* serial interface */
	211	sa1100_register_uart(1, 1); /* DECT */
	212
	213	// Reassign UART 1 pins
	214	GAFR \|= GPIO_UART_TXD \| GPIO_UART_RXD;
	215	GPDR \|= GPIO_UART_TXD \| GPIO_LDD13 \| GPIO_LDD15;
	216	GPDR &= ~GPIO_UART_RXD;
	217	PPAR \|= PPAR_UPR;
	218
	219	/*
	220	* Set up registers for sleep mode.
	221	*/
	222
	223
	224	PWER = PWER_GPIO0\| PWER_RTC;
	225	PGSR = 0x818;
	226	PCFR = 0;
	227	PSDR = 0;
	228
1da177e4 LT	229	}
	230
	231	static void simpad_power_off(void)
	232	{
de0bc0d1 JF	233	local_irq_disable();
	234	cs3_shadow = SD_MEDIAQ;
	235	__simpad_write_cs3(); /* Bypass spinlock here */
1da177e4 LT	236
	237	/* disable internal oscillator, float CS lines */
	238	PCFR = (PCFR_OPDE \| PCFR_FP \| PCFR_FS);
de0bc0d1 JF	239	/* enable wake-up on GPIO0 */
de0bc0d1 JF	240	PWER = GFER = GRER = PWER_GPIO0;
1da177e4 LT	241	/*
	242	* set scratchpad to zero, just in case it is used as a
	243	* restart address by the bootloader.
	244	*/
	245	PSPR = 0;
	246	PGSR = 0;
	247	/* enter sleep mode */
	248	PMCR = PMCR_SF;
	249	while(1);
	250
	251	local_irq_enable(); /* we won't ever call it */
	252
	253
	254	}
	255
dbd406f9 JF	256	/*
	257	* gpio_keys
	258	*/
	259
	260	static struct gpio_keys_button simpad_button_table[] = {
	261	{ KEY_POWER, IRQ_GPIO_POWER_BUTTON, 1, "power button" },
	262	};
	263
	264	static struct gpio_keys_platform_data simpad_keys_data = {
	265	.buttons = simpad_button_table,
	266	.nbuttons = ARRAY_SIZE(simpad_button_table),
	267	};
	268
	269	static struct platform_device simpad_keys = {
	270	.name = "gpio-keys",
	271	.dev = {
	272	.platform_data = &simpad_keys_data,
	273	},
	274	};
	275
	276	static struct gpio_keys_button simpad_polled_button_table[] = {
	277	{ KEY_PROG1, SIMPAD_UCB1X00_GPIO_PROG1, 1, "prog1 button" },
	278	{ KEY_PROG2, SIMPAD_UCB1X00_GPIO_PROG2, 1, "prog2 button" },
	279	{ KEY_UP, SIMPAD_UCB1X00_GPIO_UP, 1, "up button" },
	280	{ KEY_DOWN, SIMPAD_UCB1X00_GPIO_DOWN, 1, "down button" },
	281	{ KEY_LEFT, SIMPAD_UCB1X00_GPIO_LEFT, 1, "left button" },
	282	{ KEY_RIGHT, SIMPAD_UCB1X00_GPIO_RIGHT, 1, "right button" },
	283	};
	284
	285	static struct gpio_keys_platform_data simpad_polled_keys_data = {
	286	.buttons = simpad_polled_button_table,
	287	.nbuttons = ARRAY_SIZE(simpad_polled_button_table),
	288	.poll_interval = 50,
	289	};
	290
	291	static struct platform_device simpad_polled_keys = {
	292	.name = "gpio-keys-polled",
	293	.dev = {
	294	.platform_data = &simpad_polled_keys_data,
	295	},
	296	};
	297
d056f5a8 JF	298	/*
	299	* GPIO LEDs
	300	*/
	301
	302	static struct gpio_led simpad_leds[] = {
	303	{
	304	.name = "simpad:power",
	305	.gpio = SIMPAD_CS3_LED2_ON,
	306	.active_low = 0,
	307	.default_trigger = "default-on",
	308	},
	309	};
	310
	311	static struct gpio_led_platform_data simpad_led_data = {
	312	.num_leds = ARRAY_SIZE(simpad_leds),
	313	.leds = simpad_leds,
	314	};
	315
	316	static struct platform_device simpad_gpio_leds = {
	317	.name = "leds-gpio",
	318	.id = 0,
	319	.dev = {
	320	.platform_data = &simpad_led_data,
	321	},
	322	};
	323
dbd406f9 JF	324	/*
	325	* i2c
	326	*/
	327	static struct i2c_gpio_platform_data simpad_i2c_data = {
	328	.sda_pin = GPIO_GPIO21,
	329	.scl_pin = GPIO_GPIO25,
	330	.udelay = 10,
	331	.timeout = HZ,
	332	};
	333
	334	static struct platform_device simpad_i2c = {
	335	.name = "i2c-gpio",
	336	.id = 0,
	337	.dev = {
	338	.platform_data = &simpad_i2c_data,
	339	},
	340	};
1da177e4 LT	341
	342	/*
	343	* MediaQ Video Device
	344	*/
	345	static struct platform_device simpad_mq200fb = {
	346	.name = "simpad-mq200",
	347	.id = 0,
	348	};
	349
	350	static struct platform_device *devices[] __initdata = {
dbd406f9 JF	351	&simpad_keys,
	352	&simpad_polled_keys,
	353	&simpad_mq200fb,
d056f5a8	354	&simpad_gpio_leds,
dbd406f9	355	&simpad_i2c,
1da177e4 LT	356	};
	357
	358
	359
	360	static int __init simpad_init(void)
	361	{
	362	int ret;
	363
de0bc0d1 JF	364	spin_lock_init(&cs3_lock);
	365
	366	cs3_gpio.label = "simpad_cs3";
	367	cs3_gpio.base = SIMPAD_CS3_GPIO_BASE;
	368	cs3_gpio.ngpio = 24;
	369	cs3_gpio.set = cs3_gpio_set;
	370	cs3_gpio.get = cs3_gpio_get;
	371	cs3_gpio.direction_input = cs3_gpio_direction_input;
	372	cs3_gpio.direction_output = cs3_gpio_direction_output;
985b7f23	373	ret = gpiochip_add_data(&cs3_gpio, NULL);
de0bc0d1 JF	374	if (ret)
	375	printk(KERN_WARNING "simpad: Unable to register cs3 GPIO device");
	376
1da177e4 LT	377	pm_power_off = simpad_power_off;
1da177e4 LT	378
e36e26a8	379	sa11x0_ppc_configure_mcp();
4f444e2b JF	380	sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources,
	381	ARRAY_SIZE(simpad_flash_resources));
	382	sa11x0_register_mcp(&simpad_mcp_data);
	383
1da177e4 LT	384	ret = platform_add_devices(devices, ARRAY_SIZE(devices));
	385	if(ret)
	386	printk(KERN_WARNING "simpad: Unable to register mq200 framebuffer device");
	387
	388	return 0;
	389	}
	390
	391	arch_initcall(simpad_init);
	392
	393
	394	MACHINE_START(SIMPAD, "Simpad")
e9dea0c6	395	/* Maintainer: Holger Freyther */
17f4425d	396	.atag_offset = 0x100,
e9dea0c6	397	.map_io = simpad_map_io,
f314f33b	398	.nr_irqs = SA1100_NR_IRQS,
e9dea0c6	399	.init_irq = sa1100_init_irq,
7fea1ba5	400	.init_late = sa11x0_init_late,
6bb27d73	401	.init_time = sa1100_timer_init,
d9ca5839	402	.restart = sa11x0_restart,
1da177e4	403	MACHINE_END