| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687 | /* * TI DA830/OMAP L137 EVM board * * Author: Mark A. Greer <mgreer@mvista.com> * Derived from: arch/arm/mach-davinci/board-dm644x-evm.c * * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under * the terms of the GNU General Public License version 2. This program * is licensed "as is" without any warranty of any kind, whether express * or implied. */#include <linux/kernel.h>#include <linux/init.h>#include <linux/console.h>#include <linux/interrupt.h>#include <linux/gpio.h>#include <linux/platform_device.h>#include <linux/i2c.h>#include <linux/i2c/pcf857x.h>#include <linux/i2c/at24.h>#include <linux/mtd/mtd.h>#include <linux/mtd/partitions.h>#include <linux/spi/spi.h>#include <linux/spi/flash.h>#include <asm/mach-types.h>#include <asm/mach/arch.h>#include <mach/cp_intc.h>#include <mach/mux.h>#include <linux/platform_data/mtd-davinci.h>#include <mach/da8xx.h>#include <linux/platform_data/usb-davinci.h>#include <linux/platform_data/mtd-davinci-aemif.h>#include <linux/platform_data/spi-davinci.h>#define DA830_EVM_PHY_ID		""/* * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4]. */#define ON_BD_USB_DRV	GPIO_TO_PIN(1, 15)#define ON_BD_USB_OVC	GPIO_TO_PIN(2, 4)static const short da830_evm_usb11_pins[] = {	DA830_GPIO1_15, DA830_GPIO2_4,	-1};static da8xx_ocic_handler_t da830_evm_usb_ocic_handler;static int da830_evm_usb_set_power(unsigned port, int on){	gpio_set_value(ON_BD_USB_DRV, on);	return 0;}static int da830_evm_usb_get_power(unsigned port){	return gpio_get_value(ON_BD_USB_DRV);}static int da830_evm_usb_get_oci(unsigned port){	return !gpio_get_value(ON_BD_USB_OVC);}static irqreturn_t da830_evm_usb_ocic_irq(int, void *);static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler){	int irq 	= gpio_to_irq(ON_BD_USB_OVC);	int error	= 0;	if (handler != NULL) {		da830_evm_usb_ocic_handler = handler;		error = request_irq(irq, da830_evm_usb_ocic_irq, IRQF_DISABLED |				    IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,				    "OHCI over-current indicator", NULL);		if (error)			printk(KERN_ERR "%s: could not request IRQ to watch "			       "over-current indicator changes\n", __func__);	} else		free_irq(irq, NULL);	return error;}static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {	.set_power	= da830_evm_usb_set_power,	.get_power	= da830_evm_usb_get_power,	.get_oci	= da830_evm_usb_get_oci,	.ocic_notify	= da830_evm_usb_ocic_notify,	/* TPS2065 switch @ 5V */	.potpgt		= (3 + 1) / 2,	/* 3 ms max */};static irqreturn_t da830_evm_usb_ocic_irq(int irq, void *dev_id){	da830_evm_usb_ocic_handler(&da830_evm_usb11_pdata, 1);	return IRQ_HANDLED;}static __init void da830_evm_usb_init(void){	u32 cfgchip2;	int ret;	/*	 * Set up USB clock/mode in the CFGCHIP2 register.	 * FYI:  CFGCHIP2 is 0x0000ef00 initially.	 */	cfgchip2 = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));	/* USB2.0 PHY reference clock is 24 MHz */	cfgchip2 &= ~CFGCHIP2_REFFREQ;	cfgchip2 |=  CFGCHIP2_REFFREQ_24MHZ;	/*	 * Select internal reference clock for USB 2.0 PHY	 * and use it as a clock source for USB 1.1 PHY	 * (this is the default setting anyway).	 */	cfgchip2 &= ~CFGCHIP2_USB1PHYCLKMUX;	cfgchip2 |=  CFGCHIP2_USB2PHYCLKMUX;	/*	 * We have to override VBUS/ID signals when MUSB is configured into the	 * host-only mode -- ID pin will float if no cable is connected, so the	 * controller won't be able to drive VBUS thinking that it's a B-device.	 * Otherwise, we want to use the OTG mode and enable VBUS comparators.	 */	cfgchip2 &= ~CFGCHIP2_OTGMODE;#ifdef	CONFIG_USB_MUSB_HOST	cfgchip2 |=  CFGCHIP2_FORCE_HOST;#else	cfgchip2 |=  CFGCHIP2_SESENDEN | CFGCHIP2_VBDTCTEN;#endif	__raw_writel(cfgchip2, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG));	/* USB_REFCLKIN is not used. */	ret = davinci_cfg_reg(DA830_USB0_DRVVBUS);	if (ret)		pr_warning("%s: USB 2.0 PinMux setup failed: %d\n",			   __func__, ret);	else {		/*		 * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A),		 * with the power on to power good time of 3 ms.		 */		ret = da8xx_register_usb20(1000, 3);		if (ret)			pr_warning("%s: USB 2.0 registration failed: %d\n",				   __func__, ret);	}	ret = davinci_cfg_reg_list(da830_evm_usb11_pins);	if (ret) {		pr_warning("%s: USB 1.1 PinMux setup failed: %d\n",			   __func__, ret);		return;	}	ret = gpio_request(ON_BD_USB_DRV, "ON_BD_USB_DRV");	if (ret) {		printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port "		       "power control: %d\n", __func__, ret);		return;	}	gpio_direction_output(ON_BD_USB_DRV, 0);	ret = gpio_request(ON_BD_USB_OVC, "ON_BD_USB_OVC");	if (ret) {		printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port "		       "over-current indicator: %d\n", __func__, ret);		return;	}	gpio_direction_input(ON_BD_USB_OVC);	ret = da8xx_register_usb11(&da830_evm_usb11_pdata);	if (ret)		pr_warning("%s: USB 1.1 registration failed: %d\n",			   __func__, ret);}static struct davinci_uart_config da830_evm_uart_config __initdata = {	.enabled_uarts = 0x7,};static const short da830_evm_mcasp1_pins[] = {	DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1,	DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5,	DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10,	DA830_AXR1_11,	-1};static u8 da830_iis_serializer_direction[] = {	RX_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	TX_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,};static struct snd_platform_data da830_evm_snd_data = {	.tx_dma_offset  = 0x2000,	.rx_dma_offset  = 0x2000,	.op_mode        = DAVINCI_MCASP_IIS_MODE,	.num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),	.tdm_slots      = 2,	.serial_dir     = da830_iis_serializer_direction,	.asp_chan_q     = EVENTQ_0,	.version	= MCASP_VERSION_2,	.txnumevt	= 1,	.rxnumevt	= 1,};/* * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS. */static const short da830_evm_mmc_sd_pins[] = {	DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,	DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,	DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,	DA830_MMCSD_CMD,   DA830_GPIO2_1,     DA830_GPIO2_2,	-1};#define DA830_MMCSD_WP_PIN		GPIO_TO_PIN(2, 1)#define DA830_MMCSD_CD_PIN		GPIO_TO_PIN(2, 2)static int da830_evm_mmc_get_ro(int index){	return gpio_get_value(DA830_MMCSD_WP_PIN);}static int da830_evm_mmc_get_cd(int index){	return !gpio_get_value(DA830_MMCSD_CD_PIN);}static struct davinci_mmc_config da830_evm_mmc_config = {	.get_ro			= da830_evm_mmc_get_ro,	.get_cd			= da830_evm_mmc_get_cd,	.wires			= 8,	.max_freq		= 50000000,	.caps			= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,	.version		= MMC_CTLR_VERSION_2,};static inline void da830_evm_init_mmc(void){	int ret;	ret = davinci_cfg_reg_list(da830_evm_mmc_sd_pins);	if (ret) {		pr_warning("da830_evm_init: mmc/sd mux setup failed: %d\n",				ret);		return;	}	ret = gpio_request(DA830_MMCSD_WP_PIN, "MMC WP");	if (ret) {		pr_warning("da830_evm_init: can not open GPIO %d\n",			   DA830_MMCSD_WP_PIN);		return;	}	gpio_direction_input(DA830_MMCSD_WP_PIN);	ret = gpio_request(DA830_MMCSD_CD_PIN, "MMC CD\n");	if (ret) {		pr_warning("da830_evm_init: can not open GPIO %d\n",			   DA830_MMCSD_CD_PIN);		return;	}	gpio_direction_input(DA830_MMCSD_CD_PIN);	ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);	if (ret) {		pr_warning("da830_evm_init: mmc/sd registration failed: %d\n",				ret);		gpio_free(DA830_MMCSD_WP_PIN);	}}/* * UI board NAND/NOR flashes only use 8-bit data bus. */static const short da830_evm_emif25_pins[] = {	DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3,	DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7,	DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3,	DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7,	DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11,	DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE,	DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0,	-1};#if defined(CONFIG_MMC_DAVINCI) || defined(CONFIG_MMC_DAVINCI_MODULE)#define HAS_MMC	1#else#define HAS_MMC	0#endif#ifdef CONFIG_DA830_UI_NANDstatic struct mtd_partition da830_evm_nand_partitions[] = {	/* bootloader (U-Boot, etc) in first sector */	[0] = {		.name		= "bootloader",		.offset		= 0,		.size		= SZ_128K,		.mask_flags	= MTD_WRITEABLE,	/* force read-only */	},	/* bootloader params in the next sector */	[1] = {		.name		= "params",		.offset		= MTDPART_OFS_APPEND,		.size		= SZ_128K,		.mask_flags	= MTD_WRITEABLE,	/* force read-only */	},	/* kernel */	[2] = {		.name		= "kernel",		.offset		= MTDPART_OFS_APPEND,		.size		= SZ_2M,		.mask_flags	= 0,	},	/* file system */	[3] = {		.name		= "filesystem",		.offset		= MTDPART_OFS_APPEND,		.size		= MTDPART_SIZ_FULL,		.mask_flags	= 0,	}};/* flash bbt decriptors */static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '0' };static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' };static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = {	.options	= NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |			  NAND_BBT_WRITE | NAND_BBT_2BIT |			  NAND_BBT_VERSION | NAND_BBT_PERCHIP,	.offs		= 2,	.len		= 4,	.veroffs	= 16,	.maxblocks	= 4,	.pattern	= da830_evm_nand_bbt_pattern};static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = {	.options	= NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |			  NAND_BBT_WRITE | NAND_BBT_2BIT |			  NAND_BBT_VERSION | NAND_BBT_PERCHIP,	.offs		= 2,	.len		= 4,	.veroffs	= 16,	.maxblocks	= 4,	.pattern	= da830_evm_nand_mirror_pattern};static struct davinci_aemif_timing da830_evm_nandflash_timing = {	.wsetup         = 24,	.wstrobe        = 21,	.whold          = 14,	.rsetup         = 19,	.rstrobe        = 50,	.rhold          = 0,	.ta             = 20,};static struct davinci_nand_pdata da830_evm_nand_pdata = {	.parts		= da830_evm_nand_partitions,	.nr_parts	= ARRAY_SIZE(da830_evm_nand_partitions),	.ecc_mode	= NAND_ECC_HW,	.ecc_bits	= 4,	.bbt_options	= NAND_BBT_USE_FLASH,	.bbt_td		= &da830_evm_nand_bbt_main_descr,	.bbt_md		= &da830_evm_nand_bbt_mirror_descr,	.timing         = &da830_evm_nandflash_timing,};static struct resource da830_evm_nand_resources[] = {	[0] = {		/* First memory resource is NAND I/O window */		.start	= DA8XX_AEMIF_CS3_BASE,		.end	= DA8XX_AEMIF_CS3_BASE + PAGE_SIZE - 1,		.flags	= IORESOURCE_MEM,	},	[1] = {		/* Second memory resource is AEMIF control registers */		.start	= DA8XX_AEMIF_CTL_BASE,		.end	= DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,		.flags	= IORESOURCE_MEM,	},};static struct platform_device da830_evm_nand_device = {	.name		= "davinci_nand",	.id		= 1,	.dev		= {		.platform_data	= &da830_evm_nand_pdata,	},	.num_resources	= ARRAY_SIZE(da830_evm_nand_resources),	.resource	= da830_evm_nand_resources,};static inline void da830_evm_init_nand(int mux_mode){	int ret;	if (HAS_MMC) {		pr_warning("WARNING: both MMC/SD and NAND are "				"enabled, but they share AEMIF pins.\n"				"\tDisable MMC/SD for NAND support.\n");		return;	}	ret = davinci_cfg_reg_list(da830_evm_emif25_pins);	if (ret)		pr_warning("da830_evm_init: emif25 mux setup failed: %d\n",				ret);	ret = platform_device_register(&da830_evm_nand_device);	if (ret)		pr_warning("da830_evm_init: NAND device not registered.\n");	gpio_direction_output(mux_mode, 1);}#elsestatic inline void da830_evm_init_nand(int mux_mode) { }#endif#ifdef CONFIG_DA830_UI_LCDstatic inline void da830_evm_init_lcdc(int mux_mode){	int ret;	ret = davinci_cfg_reg_list(da830_lcdcntl_pins);	if (ret)		pr_warning("da830_evm_init: lcdcntl mux setup failed: %d\n",				ret);	ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata);	if (ret)		pr_warning("da830_evm_init: lcd setup failed: %d\n", ret);	gpio_direction_output(mux_mode, 0);}#elsestatic inline void da830_evm_init_lcdc(int mux_mode) { }#endifstatic struct at24_platform_data da830_evm_i2c_eeprom_info = {	.byte_len	= SZ_256K / 8,	.page_size	= 64,	.flags		= AT24_FLAG_ADDR16,	.setup		= davinci_get_mac_addr,	.context	= (void *)0x7f00,};static int __init da830_evm_ui_expander_setup(struct i2c_client *client,		int gpio, unsigned ngpio, void *context){	gpio_request(gpio + 6, "UI MUX_MODE");	/* Drive mux mode low to match the default without UI card */	gpio_direction_output(gpio + 6, 0);	da830_evm_init_lcdc(gpio + 6);	da830_evm_init_nand(gpio + 6);	return 0;}static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio,		unsigned ngpio, void *context){	gpio_free(gpio + 6);	return 0;}static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = {	.gpio_base	= DAVINCI_N_GPIO,	.setup		= da830_evm_ui_expander_setup,	.teardown	= da830_evm_ui_expander_teardown,};static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {	{		I2C_BOARD_INFO("24c256", 0x50),		.platform_data	= &da830_evm_i2c_eeprom_info,	},	{		I2C_BOARD_INFO("tlv320aic3x", 0x18),	},	{		I2C_BOARD_INFO("pcf8574", 0x3f),		.platform_data	= &da830_evm_ui_expander_info,	},};static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {	.bus_freq	= 100,	/* kHz */	.bus_delay	= 0,	/* usec */};/* * The following EDMA channels/slots are not being used by drivers (for * example: Timer, GPIO, UART events etc) on da830/omap-l137 EVM, hence * they are being reserved for codecs on the DSP side. */static const s16 da830_dma_rsv_chans[][2] = {	/* (offset, number) */	{ 8,  2},	{12,  2},	{24,  4},	{30,  2},	{-1, -1}};static const s16 da830_dma_rsv_slots[][2] = {	/* (offset, number) */	{ 8,  2},	{12,  2},	{24,  4},	{30, 26},	{-1, -1}};static struct edma_rsv_info da830_edma_rsv[] = {	{		.rsv_chans	= da830_dma_rsv_chans,		.rsv_slots	= da830_dma_rsv_slots,	},};static struct mtd_partition da830evm_spiflash_part[] = {	[0] = {		.name = "DSP-UBL",		.offset = 0,		.size = SZ_8K,		.mask_flags = MTD_WRITEABLE,	},	[1] = {		.name = "ARM-UBL",		.offset = MTDPART_OFS_APPEND,		.size = SZ_16K + SZ_8K,		.mask_flags = MTD_WRITEABLE,	},	[2] = {		.name = "U-Boot",		.offset = MTDPART_OFS_APPEND,		.size = SZ_256K - SZ_32K,		.mask_flags = MTD_WRITEABLE,	},	[3] = {		.name = "U-Boot-Environment",		.offset = MTDPART_OFS_APPEND,		.size = SZ_16K,		.mask_flags = 0,	},	[4] = {		.name = "Kernel",		.offset = MTDPART_OFS_APPEND,		.size = MTDPART_SIZ_FULL,		.mask_flags = 0,	},};static struct flash_platform_data da830evm_spiflash_data = {	.name		= "m25p80",	.parts		= da830evm_spiflash_part,	.nr_parts	= ARRAY_SIZE(da830evm_spiflash_part),	.type		= "w25x32",};static struct davinci_spi_config da830evm_spiflash_cfg = {	.io_type	= SPI_IO_TYPE_DMA,	.c2tdelay	= 8,	.t2cdelay	= 8,};static struct spi_board_info da830evm_spi_info[] = {	{		.modalias		= "m25p80",		.platform_data		= &da830evm_spiflash_data,		.controller_data	= &da830evm_spiflash_cfg,		.mode			= SPI_MODE_0,		.max_speed_hz		= 30000000,		.bus_num		= 0,		.chip_select		= 0,	},};static __init void da830_evm_init(void){	struct davinci_soc_info *soc_info = &davinci_soc_info;	int ret;	ret = da830_register_edma(da830_edma_rsv);	if (ret)		pr_warning("da830_evm_init: edma registration failed: %d\n",				ret);	ret = davinci_cfg_reg_list(da830_i2c0_pins);	if (ret)		pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n",				ret);	ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);	if (ret)		pr_warning("da830_evm_init: i2c0 registration failed: %d\n",				ret);	da830_evm_usb_init();	soc_info->emac_pdata->rmii_en = 1;	soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;	ret = davinci_cfg_reg_list(da830_cpgmac_pins);	if (ret)		pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n",				ret);	ret = da8xx_register_emac();	if (ret)		pr_warning("da830_evm_init: emac registration failed: %d\n",				ret);	ret = da8xx_register_watchdog();	if (ret)		pr_warning("da830_evm_init: watchdog registration failed: %d\n",				ret);	davinci_serial_init(&da830_evm_uart_config);	i2c_register_board_info(1, da830_evm_i2c_devices,			ARRAY_SIZE(da830_evm_i2c_devices));	ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);	if (ret)		pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n",				ret);	da8xx_register_mcasp(1, &da830_evm_snd_data);	da830_evm_init_mmc();	ret = da8xx_register_rtc();	if (ret)		pr_warning("da830_evm_init: rtc setup failed: %d\n", ret);	ret = da8xx_register_spi(0, da830evm_spi_info,				 ARRAY_SIZE(da830evm_spi_info));	if (ret)		pr_warning("da830_evm_init: spi 0 registration failed: %d\n",			   ret);}#ifdef CONFIG_SERIAL_8250_CONSOLEstatic int __init da830_evm_console_init(void){	if (!machine_is_davinci_da830_evm())		return 0;	return add_preferred_console("ttyS", 2, "115200");}console_initcall(da830_evm_console_init);#endifstatic void __init da830_evm_map_io(void){	da830_init();}MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")	.atag_offset	= 0x100,	.map_io		= da830_evm_map_io,	.init_irq	= cp_intc_init,	.timer		= &davinci_timer,	.init_machine	= da830_evm_init,	.init_late	= davinci_init_late,	.dma_zone_size	= SZ_128M,	.restart	= da8xx_restart,MACHINE_END
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