Blackfin arch: update platform driver resource information to all board files

Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 342 insertions, 55 deletions

diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c
index 648d984e98d..5e9d09eb857 100644
--- a/arch/blackfin/mach-bf537/boards/generic_board.c
+++ b/arch/blackfin/mach-bf537/boards/generic_board.c
@@ -8,7 +8,7 @@
  *
  * Modified:
  *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
+ *               Copyright 2004-2007 Analog Devices Inc.
  *
  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  *
@@ -34,20 +34,74 @@
 #include <linux/mtd/partitions.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
+#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 #include <linux/usb_isp1362.h>
+#endif
+#include <linux/pata_platform.h>
 #include <linux/irq.h>
+#include <linux/interrupt.h>
 #include <linux/usb_sl811.h>
+#include <asm/dma.h>
 #include <asm/bfin5xx_spi.h>
+#include <asm/reboot.h>
+#include <linux/spi/ad7877.h>
 
 /*
  * Name the Board for the /proc/cpuinfo
  */
-char *bfin_board_name = "UNKNOWN BOARD";
+char *bfin_board_name = "GENERIC Board";
 
 /*
  *  Driver needs to know address, irq and flag pin.
  */
 
+#define ISP1761_BASE       0x203C0000
+#define ISP1761_IRQ        IRQ_PF7
+
+#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
+static struct resource bfin_isp1761_resources[] = {
+	[0] = {
+		.name	= "isp1761-regs",
+		.start  = ISP1761_BASE + 0x00000000,
+		.end    = ISP1761_BASE + 0x000fffff,
+		.flags  = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = ISP1761_IRQ,
+		.end    = ISP1761_IRQ,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device bfin_isp1761_device = {
+	.name           = "isp1761",
+	.id             = 0,
+	.num_resources  = ARRAY_SIZE(bfin_isp1761_resources),
+	.resource       = bfin_isp1761_resources,
+};
+
+static struct platform_device *bfin_isp1761_devices[] = {
+	&bfin_isp1761_device,
+};
+
+int __init bfin_isp1761_init(void)
+{
+	unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
+
+	printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
+	set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
+
+	return platform_add_devices(bfin_isp1761_devices, num_devices);
+}
+
+void __exit bfin_isp1761_exit(void)
+{
+	platform_device_unregister(&bfin_isp1761_device);
+}
+
+arch_initcall(bfin_isp1761_init);
+#endif
+
 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 static struct resource bfin_pcmcia_cf_resources[] = {
 	{
@@ -59,10 +113,6 @@ static struct resource bfin_pcmcia_cf_resources[] = {
 		.end = 0x20311FFF,
 		.flags = IORESOURCE_MEM,
 	}, {
-		.start = IRQ_PROG_INTA,
-		.end = IRQ_PROG_INTA,
-		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	}, {
 		.start = IRQ_PF4,
 		.end = IRQ_PF4,
 		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
@@ -96,14 +146,7 @@ static struct resource smc91x_resources[] = {
 		.end = 0x20300300 + 16,
 		.flags = IORESOURCE_MEM,
 	}, {
-		.start = IRQ_PROG_INTB,
-		.end = IRQ_PROG_INTB,
-		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
-	}, {
-		/*
-		 *  denotes the flag pin and is used directly if
-		 *  CONFIG_IRQCHIP_DEMUX_GPIO is defined.
-		 */
+
 		.start = IRQ_PF7,
 		.end = IRQ_PF7,
 		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
@@ -117,6 +160,28 @@ static struct platform_device smc91x_device = {
 };
 #endif
 
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+static struct resource dm9000_resources[] = {
+	[0] = {
+		.start	= 0x203FB800,
+		.end	= 0x203FB800 + 8,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_PF9,
+		.end	= IRQ_PF9,
+		.flags	= (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
+	},
+};
+
+static struct platform_device dm9000_device = {
+	.name		= "dm9000",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm9000_resources),
+	.resource	= dm9000_resources,
+};
+#endif
+
 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 static struct resource sl811_hcd_resources[] = {
 	{
@@ -128,12 +193,8 @@ static struct resource sl811_hcd_resources[] = {
 		.end = 0x20340004,
 		.flags = IORESOURCE_MEM,
 	}, {
-		.start = IRQ_PROG_INTA,
-		.end = IRQ_PROG_INTA,
-		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
-	}, {
-		.start = IRQ_PF0 + CONFIG_USB_SL811_BFIN_GPIO,
-		.end = IRQ_PF0 + CONFIG_USB_SL811_BFIN_GPIO,
+		.start = CONFIG_USB_SL811_BFIN_IRQ,
+		.end = CONFIG_USB_SL811_BFIN_IRQ,
 		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 	},
 };
@@ -141,21 +202,19 @@ static struct resource sl811_hcd_resources[] = {
 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 void sl811_port_power(struct device *dev, int is_on)
 {
-	unsigned short mask = (1<<CONFIG_USB_SL811_BFIN_GPIO_VBUS);
-
-	bfin_write_PORT_FER(bfin_read_PORT_FER() & ~mask);
-	bfin_write_FIO_DIR(bfin_read_FIO_DIR() | mask);
+	gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
+	gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS);
 
 	if (is_on)
-		bfin_write_FIO_FLAG_S(mask);
+		gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 1);
 	else
-		bfin_write_FIO_FLAG_C(mask);
+		gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 0);
 }
 #endif
 
 static struct sl811_platform_data sl811_priv = {
 	.potpg = 10,
-	.power = 250,		/* == 500mA */
+	.power = 250,       /* == 500mA */
 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 	.port_power = &sl811_port_power,
 #endif
@@ -170,7 +229,6 @@ static struct platform_device sl811_hcd_device = {
 	.num_resources = ARRAY_SIZE(sl811_hcd_resources),
 	.resource = sl811_hcd_resources,
 };
-
 #endif
 
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
@@ -184,13 +242,9 @@ static struct resource isp1362_hcd_resources[] = {
 		.end = 0x20360004,
 		.flags = IORESOURCE_MEM,
 	}, {
-		.start = IRQ_PROG_INTA,
-		.end = IRQ_PROG_INTA,
+		.start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
+		.end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
-	}, {
-		.start = IRQ_PF0 + CONFIG_USB_ISP1362_BFIN_GPIO,
-		.end = IRQ_PF0 + CONFIG_USB_ISP1362_BFIN_GPIO,
-		.flags = IORESOURCE_IRQ,
 	},
 };
 
@@ -246,7 +300,8 @@ static struct platform_device net2272_bfin_device = {
 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 /* all SPI peripherals info goes here */
 
-#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+#if defined(CONFIG_MTD_M25P80) \
+	|| defined(CONFIG_MTD_M25P80_MODULE)
 static struct mtd_partition bfin_spi_flash_partitions[] = {
 	{
 		.name = "bootloader",
@@ -302,70 +357,198 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 };
 #endif
 
+#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
+static struct bfin5xx_spi_chip spi_mmc_chip_info = {
+	.enable_dma = 1,
+	.bits_per_word = 8,
+};
+#endif
+
+#if defined(CONFIG_PBX)
+static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
+	.ctl_reg	= 0x4, /* send zero */
+	.enable_dma	= 0,
+	.bits_per_word	= 8,
+	.cs_change_per_word = 1,
+};
+#endif
+
+#if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
+static struct bfin5xx_spi_chip ad5304_chip_info = {
+	.enable_dma = 0,
+	.bits_per_word = 16,
+};
+#endif
+
+#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
+static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
+	.enable_dma = 0,
+	.bits_per_word = 16,
+};
+
+static const struct ad7877_platform_data bfin_ad7877_ts_info = {
+	.model			= 7877,
+	.vref_delay_usecs	= 50,	/* internal, no capacitor */
+	.x_plate_ohms		= 419,
+	.y_plate_ohms		= 486,
+	.pressure_max		= 1000,
+	.pressure_min		= 0,
+	.stopacq_polarity 	= 1,
+	.first_conversion_delay = 3,
+	.acquisition_time 	= 1,
+	.averaging 		= 1,
+	.pen_down_acc_interval 	= 1,
+};
+#endif
+
 static struct spi_board_info bfin_spi_board_info[] __initdata = {
-#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+#if defined(CONFIG_MTD_M25P80) \
+	|| defined(CONFIG_MTD_M25P80_MODULE)
 	{
 		/* the modalias must be the same as spi device driver name */
 		.modalias = "m25p80", /* Name of spi_driver for this device */
 		.max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
-		.bus_num = 1, /* Framework bus number */
-		.chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL1*/
+		.bus_num = 0, /* Framework bus number */
+		.chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 		.platform_data = &bfin_spi_flash_data,
 		.controller_data = &spi_flash_chip_info,
 		.mode = SPI_MODE_3,
 	},
 #endif
 
-#if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
+#if defined(CONFIG_SPI_ADC_BF533) \
+	|| defined(CONFIG_SPI_ADC_BF533_MODULE)
 	{
 		.modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 		.max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
-		.bus_num = 1, /* Framework bus number */
+		.bus_num = 0, /* Framework bus number */
 		.chip_select = 1, /* Framework chip select. */
 		.platform_data = NULL, /* No spi_driver specific config */
 		.controller_data = &spi_adc_chip_info,
 	},
 #endif
 
-#if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
+#if defined(CONFIG_SND_BLACKFIN_AD1836) \
+	|| defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 	{
 		.modalias = "ad1836-spi",
 		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
-		.bus_num = 1,
+		.bus_num = 0,
 		.chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 		.controller_data = &ad1836_spi_chip_info,
 	},
 #endif
-
 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 	{
 		.modalias = "ad9960-spi",
 		.max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
-		.bus_num = 1,
+		.bus_num = 0,
 		.chip_select = 1,
 		.controller_data = &ad9960_spi_chip_info,
 	},
 #endif
+#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
+	{
+		.modalias = "spi_mmc_dummy",
+		.max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num = 0,
+		.chip_select = 0,
+		.platform_data = NULL,
+		.controller_data = &spi_mmc_chip_info,
+		.mode = SPI_MODE_3,
+	},
+	{
+		.modalias = "spi_mmc",
+		.max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num = 0,
+		.chip_select = CONFIG_SPI_MMC_CS_CHAN,
+		.platform_data = NULL,
+		.controller_data = &spi_mmc_chip_info,
+		.mode = SPI_MODE_3,
+	},
+#endif
+#if defined(CONFIG_PBX)
+	{
+		.modalias = "fxs-spi",
+		.max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num = 0,
+		.chip_select = 8 - CONFIG_J11_JUMPER,
+		.controller_data = &spi_si3xxx_chip_info,
+		.mode = SPI_MODE_3,
+	},
+	{
+		.modalias = "fxo-spi",
+		.max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num = 0,
+		.chip_select = 8 - CONFIG_J19_JUMPER,
+		.controller_data = &spi_si3xxx_chip_info,
+		.mode = SPI_MODE_3,
+	},
+#endif
+#if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
+	{
+		.modalias = "ad5304_spi",
+		.max_speed_hz = 1250000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num = 0,
+		.chip_select = 2,
+		.platform_data = NULL,
+		.controller_data = &ad5304_chip_info,
+		.mode = SPI_MODE_2,
+	},
+#endif
+#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
+	{
+		.modalias		= "ad7877",
+		.platform_data		= &bfin_ad7877_ts_info,
+		.irq			= IRQ_PF6,
+		.max_speed_hz	= 12500000,     /* max spi clock (SCK) speed in HZ */
+		.bus_num	= 1,
+		.chip_select  = 1,
+		.controller_data = &spi_ad7877_chip_info,
+	},
+#endif
 };
 
 /* SPI controller data */
-static struct bfin5xx_spi_master spi_bfin_master_info = {
+static struct bfin5xx_spi_master bfin_spi0_info = {
 	.num_chipselect = 8,
 	.enable_dma = 1,  /* master has the ability to do dma transfer */
 };
 
-static struct platform_device spi_bfin_master_device = {
-	.name = "bfin-spi-master",
-	.id = 1, /* Bus number */
+/* SPI (0) */
+static struct resource bfin_spi0_resource[] = {
+	[0] = {
+		.start = SPI0_REGBASE,
+		.end   = SPI0_REGBASE + 0xFF,
+		.flags = IORESOURCE_MEM,
+		},
+	[1] = {
+		.start = CH_SPI,
+		.end   = CH_SPI,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device bfin_spi0_device = {
+	.name = "bfin-spi",
+	.id = 0, /* Bus number */
+	.num_resources = ARRAY_SIZE(bfin_spi0_resource),
+	.resource = bfin_spi0_resource,
 	.dev = {
-		.platform_data = &spi_bfin_master_info, /* Passed to driver */
+		.platform_data = &bfin_spi0_info, /* Passed to driver */
 	},
 };
 #endif  /* spi master and devices */
 
 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 static struct platform_device bfin_fb_device = {
-	.name = "bf537-fb",
+	.name = "bf537-lq035",
+};
+#endif
+
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+static struct platform_device bfin_fb_adv7393_device = {
+	.name = "bfin-adv7393",
 };
 #endif
 
@@ -390,15 +573,86 @@ static struct platform_device bfin_uart_device = {
 };
 #endif
 
-static struct platform_device *stamp_devices[] __initdata = {
-#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
-	&rtc_device,
+#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
+static struct resource bfin_twi0_resource[] = {
+	[0] = {
+		.start = TWI0_REGBASE,
+		.end   = TWI0_REGBASE + 0xFF,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_TWI,
+		.end   = IRQ_TWI,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device i2c_bfin_twi_device = {
+	.name = "i2c-bfin-twi",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(bfin_twi0_resource),
+	.resource = bfin_twi0_resource,
+};
+#endif
+
+#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+static struct platform_device bfin_sport0_uart_device = {
+	.name = "bfin-sport-uart",
+	.id = 0,
+};
+
+static struct platform_device bfin_sport1_uart_device = {
+	.name = "bfin-sport-uart",
+	.id = 1,
+};
+#endif
+
+#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
+#define PATA_INT	55
+
+static struct pata_platform_info bfin_pata_platform_data = {
+	.ioport_shift = 1,
+	.irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
+};
+
+static struct resource bfin_pata_resources[] = {
+	{
+		.start = 0x20314020,
+		.end = 0x2031403F,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = 0x2031401C,
+		.end = 0x2031401F,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = PATA_INT,
+		.end = PATA_INT,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device bfin_pata_device = {
+	.name = "pata_platform",
+	.id = -1,
+	.num_resources = ARRAY_SIZE(bfin_pata_resources),
+	.resource = bfin_pata_resources,
+	.dev = {
+		.platform_data = &bfin_pata_platform_data,
+	}
+};
 #endif
 
+static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 	&bfin_pcmcia_cf_device,
 #endif
 
+#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
+	&rtc_device,
+#endif
+
 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 	&sl811_hcd_device,
 #endif
@@ -411,6 +665,10 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&smc91x_device,
 #endif
 
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+	&dm9000_device,
+#endif
+
 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 	&bfin_mac_device,
 #endif
@@ -420,16 +678,33 @@ static struct platform_device *stamp_devices[] __initdata = {
 #endif
 
 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
-	&spi_bfin_master_device,
+	&bfin_spi0_device,
 #endif
 
 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 	&bfin_fb_device,
 #endif
 
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	&bfin_fb_adv7393_device,
+#endif
+
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 	&bfin_uart_device,
 #endif
+
+#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
+	&i2c_bfin_twi_device,
+#endif
+
+#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+	&bfin_sport0_uart_device,
+	&bfin_sport1_uart_device,
+#endif
+
+#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
+	&bfin_pata_device,
+#endif
 };
 
 static int __init stamp_init(void)
@@ -437,9 +712,21 @@ static int __init stamp_init(void)
 	printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
 	platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
-	spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
+	spi_register_board_info(bfin_spi_board_info,
+				ARRAY_SIZE(bfin_spi_board_info));
+#endif
+
+#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
+	irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 #endif
 	return 0;
 }
 
 arch_initcall(stamp_init);
+
+void native_machine_restart(char *cmd)
+{
+	/* workaround reboot hang when booting from SPI */
+	if ((bfin_read_SYSCR() & 0x7) == 0x3)
+		bfin_gpio_reset_spi0_ssel1();
+}