[deliverable/linux.git] / arch / arm / mach-imx / mach-mx51_efikamx.c

/*
 * Copyright (C) 2010 Linaro Limited
 *
 * based on code from the following
 * Copyright 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved.
 * Copyright 2009-2010 Pegatron Corporation. All Rights Reserved.
 * Copyright 2009-2010 Genesi USA, Inc. All Rights Reserved.
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/input.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/mfd/mc13892.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/consumer.h>

#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/iomux-mx51.h>

#include <asm/setup.h>
#include <asm/system_info.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>

#include "devices-imx51.h"
#include "efika.h"

#define EFIKAMX_PCBID0		IMX_GPIO_NR(3, 16)
#define EFIKAMX_PCBID1		IMX_GPIO_NR(3, 17)
#define EFIKAMX_PCBID2		IMX_GPIO_NR(3, 11)

#define EFIKAMX_BLUE_LED	IMX_GPIO_NR(3, 13)
#define EFIKAMX_GREEN_LED	IMX_GPIO_NR(3, 14)
#define EFIKAMX_RED_LED		IMX_GPIO_NR(3, 15)

#define EFIKAMX_POWER_KEY	IMX_GPIO_NR(2, 31)

/* board 1.1 doesn't have same reset gpio */
#define EFIKAMX_RESET1_1	IMX_GPIO_NR(3, 2)
#define EFIKAMX_RESET		IMX_GPIO_NR(1, 4)

#define EFIKAMX_POWEROFF	IMX_GPIO_NR(4, 13)

#define EFIKAMX_PMIC		IMX_GPIO_NR(1, 6)

/* the pci ids pin have pull up. they're driven low according to board id */
#define MX51_PAD_PCBID0	IOMUX_PAD(0x518, 0x130, 3, 0x0,   0, PAD_CTL_PUS_100K_UP)
#define MX51_PAD_PCBID1	IOMUX_PAD(0x51C, 0x134, 3, 0x0,   0, PAD_CTL_PUS_100K_UP)
#define MX51_PAD_PCBID2	IOMUX_PAD(0x504, 0x128, 3, 0x0,   0, PAD_CTL_PUS_100K_UP)
#define MX51_PAD_PWRKEY	IOMUX_PAD(0x48c, 0x0f8, 1, 0x0,   0, PAD_CTL_PUS_100K_UP | PAD_CTL_PKE)

static iomux_v3_cfg_t mx51efikamx_pads[] = {
	/* board id */
	MX51_PAD_PCBID0,
	MX51_PAD_PCBID1,
	MX51_PAD_PCBID2,

	/* leds */
	MX51_PAD_CSI1_D9__GPIO3_13,
	MX51_PAD_CSI1_VSYNC__GPIO3_14,
	MX51_PAD_CSI1_HSYNC__GPIO3_15,

	/* power key */
	MX51_PAD_PWRKEY,

	/* reset */
	MX51_PAD_DI1_PIN13__GPIO3_2,
	MX51_PAD_GPIO1_4__GPIO1_4,

	/* power off */
	MX51_PAD_CSI2_VSYNC__GPIO4_13,
};

/*   PCBID2  PCBID1 PCBID0  STATE
	1       1      1    ER1:rev1.1
	1       1      0    ER2:rev1.2
	1       0      1    ER3:rev1.3
	1       0      0    ER4:rev1.4
*/
static void __init mx51_efikamx_board_id(void)
{
	int id;

	/* things are taking time to settle */
	msleep(150);

	gpio_request(EFIKAMX_PCBID0, "pcbid0");
	gpio_direction_input(EFIKAMX_PCBID0);
	gpio_request(EFIKAMX_PCBID1, "pcbid1");
	gpio_direction_input(EFIKAMX_PCBID1);
	gpio_request(EFIKAMX_PCBID2, "pcbid2");
	gpio_direction_input(EFIKAMX_PCBID2);

	id = gpio_get_value(EFIKAMX_PCBID0) ? 1 : 0;
	id |= (gpio_get_value(EFIKAMX_PCBID1) ? 1 : 0) << 1;
	id |= (gpio_get_value(EFIKAMX_PCBID2) ? 1 : 0) << 2;

	switch (id) {
	case 7:
		system_rev = 0x11;
		break;
	case 6:
		system_rev = 0x12;
		break;
	case 5:
		system_rev = 0x13;
		break;
	case 4:
		system_rev = 0x14;
		break;
	default:
		system_rev = 0x10;
		break;
	}

	if ((system_rev == 0x10)
		|| (system_rev == 0x12)
		|| (system_rev == 0x14)) {
		printk(KERN_WARNING
			"EfikaMX: Unsupported board revision 1.%u!\n",
			system_rev & 0xf);
	}
}

static struct gpio_led mx51_efikamx_leds[] __initdata = {
	{
		.name = "efikamx:green",
		.default_trigger = "default-on",
		.gpio = EFIKAMX_GREEN_LED,
	},
	{
		.name = "efikamx:red",
		.default_trigger = "ide-disk",
		.gpio = EFIKAMX_RED_LED,
	},
	{
		.name = "efikamx:blue",
		.default_trigger = "mmc0",
		.gpio = EFIKAMX_BLUE_LED,
	},
};

static const struct gpio_led_platform_data
		mx51_efikamx_leds_data __initconst = {
	.leds = mx51_efikamx_leds,
	.num_leds = ARRAY_SIZE(mx51_efikamx_leds),
};

static struct esdhc_platform_data sd_pdata = {
	.cd_type = ESDHC_CD_CONTROLLER,
	.wp_type = ESDHC_WP_CONTROLLER,
};

static struct gpio_keys_button mx51_efikamx_powerkey[] = {
	{
		.code = KEY_POWER,
		.gpio = EFIKAMX_POWER_KEY,
		.type = EV_PWR,
		.desc = "Power Button (CM)",
		.wakeup = 1,
		.debounce_interval = 10, /* ms */
	},
};

static const struct gpio_keys_platform_data mx51_efikamx_powerkey_data __initconst = {
	.buttons = mx51_efikamx_powerkey,
	.nbuttons = ARRAY_SIZE(mx51_efikamx_powerkey),
};

static void mx51_efikamx_restart(char mode, const char *cmd)
{
	if (system_rev == 0x11)
		gpio_direction_output(EFIKAMX_RESET1_1, 0);
	else
		gpio_direction_output(EFIKAMX_RESET, 0);
}

static struct regulator *pwgt1, *pwgt2, *coincell;

static void mx51_efikamx_power_off(void)
{
	if (!IS_ERR(coincell))
		regulator_disable(coincell);

	if (!IS_ERR(pwgt1) && !IS_ERR(pwgt2)) {
		regulator_disable(pwgt2);
		regulator_disable(pwgt1);
	}
	gpio_direction_output(EFIKAMX_POWEROFF, 1);
}

static int __init mx51_efikamx_power_init(void)
{
	if (machine_is_mx51_efikamx()) {
		pwgt1 = regulator_get(NULL, "pwgt1");
		pwgt2 = regulator_get(NULL, "pwgt2");
		if (!IS_ERR(pwgt1) && !IS_ERR(pwgt2)) {
			regulator_enable(pwgt1);
			regulator_enable(pwgt2);
		}
		gpio_request(EFIKAMX_POWEROFF, "poweroff");
		pm_power_off = mx51_efikamx_power_off;

		/* enable coincell charger. maybe need a small power driver ? */
		coincell = regulator_get(NULL, "coincell");
		if (!IS_ERR(coincell)) {
			regulator_set_voltage(coincell, 3000000, 3000000);
			regulator_enable(coincell);
		}

		regulator_has_full_constraints();
	}

	return 0;
}
late_initcall(mx51_efikamx_power_init);

static void __init mx51_efikamx_init(void)
{
	imx51_soc_init();

	mxc_iomux_v3_setup_multiple_pads(mx51efikamx_pads,
					ARRAY_SIZE(mx51efikamx_pads));
	efika_board_common_init();

	mx51_efikamx_board_id();

	/* on < 1.2 boards both SD controllers are used */
	if (system_rev < 0x12) {
		imx51_add_sdhci_esdhc_imx(0, NULL);
		imx51_add_sdhci_esdhc_imx(1, &sd_pdata);
		mx51_efikamx_leds[2].default_trigger = "mmc1";
	} else
		imx51_add_sdhci_esdhc_imx(0, &sd_pdata);

	gpio_led_register_device(-1, &mx51_efikamx_leds_data);
	imx_add_gpio_keys(&mx51_efikamx_powerkey_data);

	if (system_rev == 0x11) {
		gpio_request(EFIKAMX_RESET1_1, "reset");
		gpio_direction_output(EFIKAMX_RESET1_1, 1);
	} else {
		gpio_request(EFIKAMX_RESET, "reset");
		gpio_direction_output(EFIKAMX_RESET, 1);
	}

	/*
	 * enable wifi by default only on mx
	 * sb and mx have same wlan pin but the value to enable it are
	 * different :/
	 */
	gpio_request(EFIKA_WLAN_EN, "wlan_en");
	gpio_direction_output(EFIKA_WLAN_EN, 0);
	msleep(10);

	gpio_request(EFIKA_WLAN_RESET, "wlan_rst");
	gpio_direction_output(EFIKA_WLAN_RESET, 0);
	msleep(10);
	gpio_set_value(EFIKA_WLAN_RESET, 1);
}

static void __init mx51_efikamx_timer_init(void)
{
	mx51_clocks_init(32768, 24000000, 22579200, 24576000);
}

static struct sys_timer mx51_efikamx_timer = {
	.init = mx51_efikamx_timer_init,
};

MACHINE_START(MX51_EFIKAMX, "Genesi EfikaMX nettop")
	/* Maintainer: Amit Kucheria <amit.kucheria@linaro.org> */
	.atag_offset = 0x100,
	.map_io = mx51_map_io,
	.init_early = imx51_init_early,
	.init_irq = mx51_init_irq,
	.handle_irq = imx51_handle_irq,
	.timer = &mx51_efikamx_timer,
	.init_machine = mx51_efikamx_init,
	.restart = mx51_efikamx_restart,
MACHINE_END
Commit	Line	Data
088d01b0 AK	1	/*
	2	* Copyright (C) 2010 Linaro Limited
	3	*
	4	* based on code from the following
	5	* Copyright 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved.
	6	* Copyright 2009-2010 Pegatron Corporation. All Rights Reserved.
	7	* Copyright 2009-2010 Genesi USA, Inc. All Rights Reserved.
	8	*
	9	* The code contained herein is licensed under the GNU General Public
	10	* License. You may obtain a copy of the GNU General Public License
	11	* Version 2 or later at the following locations:
	12	*
	13	* http://www.opensource.org/licenses/gpl-license.html
	14	* http://www.gnu.org/copyleft/gpl.html
	15	*/
	16
	17	#include <linux/init.h>
	18	#include <linux/platform_device.h>
	19	#include <linux/i2c.h>
	20	#include <linux/gpio.h>
9d2c0ef7	21	#include <linux/leds.h>
fcbd0c5f	22	#include <linux/input.h>
088d01b0 AK	23	#include <linux/delay.h>
088d01b0 AK	24	#include <linux/io.h>
c6e34a4c APR	25	#include <linux/spi/flash.h>
c6e34a4c APR	26	#include <linux/spi/spi.h>
2432cff0 APR	27	#include <linux/mfd/mc13892.h>
	28	#include <linux/regulator/machine.h>
	29	#include <linux/regulator/consumer.h>
088d01b0 AK	30
	31	#include <mach/common.h>
	32	#include <mach/hardware.h>
	33	#include <mach/iomux-mx51.h>
088d01b0	34
088d01b0	35	#include <asm/setup.h>
9f97da78	36	#include <asm/system_info.h>
088d01b0 AK	37	#include <asm/mach-types.h>
	38	#include <asm/mach/arch.h>
	39	#include <asm/mach/time.h>
	40
	41	#include "devices-imx51.h"
7ac18a38	42	#include "efika.h"
81490fcd	43
96886c43 APR	44	#define EFIKAMX_PCBID0 IMX_GPIO_NR(3, 16)
	45	#define EFIKAMX_PCBID1 IMX_GPIO_NR(3, 17)
	46	#define EFIKAMX_PCBID2 IMX_GPIO_NR(3, 11)
f1dd361b	47
96886c43 APR	48	#define EFIKAMX_BLUE_LED IMX_GPIO_NR(3, 13)
	49	#define EFIKAMX_GREEN_LED IMX_GPIO_NR(3, 14)
	50	#define EFIKAMX_RED_LED IMX_GPIO_NR(3, 15)
9d2c0ef7	51
96886c43	52	#define EFIKAMX_POWER_KEY IMX_GPIO_NR(2, 31)
fcbd0c5f	53
c2932bf4	54	/* board 1.1 doesn't have same reset gpio */
96886c43 APR	55	#define EFIKAMX_RESET1_1 IMX_GPIO_NR(3, 2)
96886c43 APR	56	#define EFIKAMX_RESET IMX_GPIO_NR(1, 4)
c2932bf4	57
2432cff0 APR	58	#define EFIKAMX_POWEROFF IMX_GPIO_NR(4, 13)
	59
	60	#define EFIKAMX_PMIC IMX_GPIO_NR(1, 6)
	61
f1dd361b APR	62	/* the pci ids pin have pull up. they're driven low according to board id */
	63	#define MX51_PAD_PCBID0 IOMUX_PAD(0x518, 0x130, 3, 0x0, 0, PAD_CTL_PUS_100K_UP)
	64	#define MX51_PAD_PCBID1 IOMUX_PAD(0x51C, 0x134, 3, 0x0, 0, PAD_CTL_PUS_100K_UP)
	65	#define MX51_PAD_PCBID2 IOMUX_PAD(0x504, 0x128, 3, 0x0, 0, PAD_CTL_PUS_100K_UP)
fcbd0c5f	66	#define MX51_PAD_PWRKEY IOMUX_PAD(0x48c, 0x0f8, 1, 0x0, 0, PAD_CTL_PUS_100K_UP \| PAD_CTL_PKE)
f1dd361b	67
8f5260c8	68	static iomux_v3_cfg_t mx51efikamx_pads[] = {
f1dd361b APR	69	/* board id */
	70	MX51_PAD_PCBID0,
	71	MX51_PAD_PCBID1,
	72	MX51_PAD_PCBID2,
a96eb148	73
9d2c0ef7	74	/* leds */
ee1ae4d7 SH	75	MX51_PAD_CSI1_D9__GPIO3_13,
	76	MX51_PAD_CSI1_VSYNC__GPIO3_14,
	77	MX51_PAD_CSI1_HSYNC__GPIO3_15,
fcbd0c5f APR	78
	79	/* power key */
	80	MX51_PAD_PWRKEY,
c6e34a4c	81
c2932bf4	82	/* reset */
ee1ae4d7 SH	83	MX51_PAD_DI1_PIN13__GPIO3_2,
ee1ae4d7 SH	84	MX51_PAD_GPIO1_4__GPIO1_4,
2432cff0 APR	85
	86	/* power off */
	87	MX51_PAD_CSI2_VSYNC__GPIO4_13,
088d01b0 AK	88	};
088d01b0 AK	89
f1dd361b APR	90	/* PCBID2 PCBID1 PCBID0 STATE
	91	1 1 1 ER1:rev1.1
	92	1 1 0 ER2:rev1.2
	93	1 0 1 ER3:rev1.3
	94	1 0 0 ER4:rev1.4
	95	*/
	96	static void __init mx51_efikamx_board_id(void)
	97	{
	98	int id;
	99
	100	/* things are taking time to settle */
	101	msleep(150);
	102
	103	gpio_request(EFIKAMX_PCBID0, "pcbid0");
	104	gpio_direction_input(EFIKAMX_PCBID0);
	105	gpio_request(EFIKAMX_PCBID1, "pcbid1");
	106	gpio_direction_input(EFIKAMX_PCBID1);
	107	gpio_request(EFIKAMX_PCBID2, "pcbid2");
	108	gpio_direction_input(EFIKAMX_PCBID2);
	109
fbd60a7e APR	110	id = gpio_get_value(EFIKAMX_PCBID0) ? 1 : 0;
	111	id \|= (gpio_get_value(EFIKAMX_PCBID1) ? 1 : 0) << 1;
	112	id \|= (gpio_get_value(EFIKAMX_PCBID2) ? 1 : 0) << 2;
f1dd361b APR	113
	114	switch (id) {
	115	case 7:
	116	system_rev = 0x11;
	117	break;
	118	case 6:
	119	system_rev = 0x12;
	120	break;
	121	case 5:
	122	system_rev = 0x13;
	123	break;
	124	case 4:
	125	system_rev = 0x14;
	126	break;
	127	default:
	128	system_rev = 0x10;
	129	break;
	130	}
	131
	132	if ((system_rev == 0x10)
	133	\|\| (system_rev == 0x12)
	134	\|\| (system_rev == 0x14)) {
	135	printk(KERN_WARNING
	136	"EfikaMX: Unsupported board revision 1.%u!\n",
	137	system_rev & 0xf);
	138	}
	139	}
	140
5b8d628c	141	static struct gpio_led mx51_efikamx_leds[] __initdata = {
9d2c0ef7 APR	142	{
	143	.name = "efikamx:green",
	144	.default_trigger = "default-on",
	145	.gpio = EFIKAMX_GREEN_LED,
	146	},
	147	{
	148	.name = "efikamx:red",
	149	.default_trigger = "ide-disk",
	150	.gpio = EFIKAMX_RED_LED,
	151	},
	152	{
	153	.name = "efikamx:blue",
	154	.default_trigger = "mmc0",
	155	.gpio = EFIKAMX_BLUE_LED,
	156	},
	157	};
	158
5b8d628c UKK	159	static const struct gpio_led_platform_data
5b8d628c UKK	160	mx51_efikamx_leds_data __initconst = {
9d2c0ef7 APR	161	.leds = mx51_efikamx_leds,
	162	.num_leds = ARRAY_SIZE(mx51_efikamx_leds),
	163	};
	164
600ea5cd APR	165	static struct esdhc_platform_data sd_pdata = {
	166	.cd_type = ESDHC_CD_CONTROLLER,
	167	.wp_type = ESDHC_WP_CONTROLLER,
	168	};
	169
fcbd0c5f APR	170	static struct gpio_keys_button mx51_efikamx_powerkey[] = {
	171	{
	172	.code = KEY_POWER,
	173	.gpio = EFIKAMX_POWER_KEY,
	174	.type = EV_PWR,
	175	.desc = "Power Button (CM)",
	176	.wakeup = 1,
	177	.debounce_interval = 10, /* ms */
	178	},
	179	};
	180
	181	static const struct gpio_keys_platform_data mx51_efikamx_powerkey_data __initconst = {
	182	.buttons = mx51_efikamx_powerkey,
	183	.nbuttons = ARRAY_SIZE(mx51_efikamx_powerkey),
	184	};
	185
65ea7884	186	static void mx51_efikamx_restart(char mode, const char *cmd)
c2932bf4 APR	187	{
	188	if (system_rev == 0x11)
	189	gpio_direction_output(EFIKAMX_RESET1_1, 0);
	190	else
	191	gpio_direction_output(EFIKAMX_RESET, 0);
	192	}
	193
2432cff0 APR	194	static struct regulator pwgt1, pwgt2, *coincell;
	195
	196	static void mx51_efikamx_power_off(void)
	197	{
	198	if (!IS_ERR(coincell))
	199	regulator_disable(coincell);
	200
	201	if (!IS_ERR(pwgt1) && !IS_ERR(pwgt2)) {
	202	regulator_disable(pwgt2);
	203	regulator_disable(pwgt1);
	204	}
	205	gpio_direction_output(EFIKAMX_POWEROFF, 1);
	206	}
	207
	208	static int __init mx51_efikamx_power_init(void)
	209	{
	210	if (machine_is_mx51_efikamx()) {
	211	pwgt1 = regulator_get(NULL, "pwgt1");
	212	pwgt2 = regulator_get(NULL, "pwgt2");
	213	if (!IS_ERR(pwgt1) && !IS_ERR(pwgt2)) {
	214	regulator_enable(pwgt1);
	215	regulator_enable(pwgt2);
	216	}
	217	gpio_request(EFIKAMX_POWEROFF, "poweroff");
	218	pm_power_off = mx51_efikamx_power_off;
	219
	220	/* enable coincell charger. maybe need a small power driver ? */
	221	coincell = regulator_get(NULL, "coincell");
	222	if (!IS_ERR(coincell)) {
	223	regulator_set_voltage(coincell, 3000000, 3000000);
	224	regulator_enable(coincell);
	225	}
	226
	227	regulator_has_full_constraints();
	228	}
	229
	230	return 0;
	231	}
	232	late_initcall(mx51_efikamx_power_init);
	233
e134fb2b	234	static void __init mx51_efikamx_init(void)
088d01b0	235	{
b78d8e59 SG	236	imx51_soc_init();
b78d8e59 SG	237
088d01b0 AK	238	mxc_iomux_v3_setup_multiple_pads(mx51efikamx_pads,
088d01b0 AK	239	ARRAY_SIZE(mx51efikamx_pads));
7ac18a38 APR	240	efika_board_common_init();
7ac18a38 APR	241
f1dd361b	242	mx51_efikamx_board_id();
a96eb148 APR	243
a96eb148 APR	244	/* on < 1.2 boards both SD controllers are used */
9d2c0ef7	245	if (system_rev < 0x12) {
600ea5cd APR	246	imx51_add_sdhci_esdhc_imx(0, NULL);
600ea5cd APR	247	imx51_add_sdhci_esdhc_imx(1, &sd_pdata);
9d2c0ef7	248	mx51_efikamx_leds[2].default_trigger = "mmc1";
600ea5cd APR	249	} else
600ea5cd APR	250	imx51_add_sdhci_esdhc_imx(0, &sd_pdata);
9d2c0ef7	251
5b8d628c	252	gpio_led_register_device(-1, &mx51_efikamx_leds_data);
ba8a6c04	253	imx_add_gpio_keys(&mx51_efikamx_powerkey_data);
c6e34a4c	254
c2932bf4 APR	255	if (system_rev == 0x11) {
	256	gpio_request(EFIKAMX_RESET1_1, "reset");
	257	gpio_direction_output(EFIKAMX_RESET1_1, 1);
	258	} else {
	259	gpio_request(EFIKAMX_RESET, "reset");
	260	gpio_direction_output(EFIKAMX_RESET, 1);
	261	}
9d72af6e APR	262
	263	/*
	264	* enable wifi by default only on mx
	265	* sb and mx have same wlan pin but the value to enable it are
	266	* different :/
	267	*/
	268	gpio_request(EFIKA_WLAN_EN, "wlan_en");
	269	gpio_direction_output(EFIKA_WLAN_EN, 0);
	270	msleep(10);
	271
	272	gpio_request(EFIKA_WLAN_RESET, "wlan_rst");
	273	gpio_direction_output(EFIKA_WLAN_RESET, 0);
	274	msleep(10);
	275	gpio_set_value(EFIKA_WLAN_RESET, 1);
088d01b0 AK	276	}
	277
	278	static void __init mx51_efikamx_timer_init(void)
	279	{
	280	mx51_clocks_init(32768, 24000000, 22579200, 24576000);
	281	}
	282
e134fb2b UKK	283	static struct sys_timer mx51_efikamx_timer = {
e134fb2b UKK	284	.init = mx51_efikamx_timer_init,
088d01b0 AK	285	};
	286
	287	MACHINE_START(MX51_EFIKAMX, "Genesi EfikaMX nettop")
	288	/* Maintainer: Amit Kucheria <amit.kucheria@linaro.org> */
6192935c	289	.atag_offset = 0x100,
088d01b0	290	.map_io = mx51_map_io,
ab130421	291	.init_early = imx51_init_early,
088d01b0	292	.init_irq = mx51_init_irq,
ffa2ea3f	293	.handle_irq = imx51_handle_irq,
e134fb2b UKK	294	.timer = &mx51_efikamx_timer,
e134fb2b UKK	295	.init_machine = mx51_efikamx_init,
65ea7884	296	.restart = mx51_efikamx_restart,
088d01b0	297	MACHINE_END