Blackfin: bf537-stamp: add example ADAU1361 resources
[safe/jmp/linux-2.6] / arch / blackfin / mach-bf537 / boards / stamp.c
index 9842288..8a138f0 100644 (file)
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 #include <linux/usb/isp1362.h>
 #endif
+#include <linux/i2c.h>
+#include <linux/i2c/adp5588.h>
+#include <linux/etherdevice.h>
 #include <linux/ata_platform.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
-#include <linux/i2c.h>
 #include <linux/usb/sl811.h>
 #include <linux/spi/mmc_spi.h>
 #include <linux/leds.h>
 #include <asm/reboot.h>
 #include <asm/portmux.h>
 #include <asm/dpmc.h>
+#ifdef CONFIG_REGULATOR_ADP_SWITCH
+#include <linux/regulator/adp_switch.h>
+#endif
+#ifdef CONFIG_REGULATOR_AD5398
+#include <linux/regulator/ad5398.h>
+#endif
+#include <linux/regulator/consumer.h>
+#include <linux/regulator/userspace-consumer.h>
 
 /*
  * Name the Board for the /proc/cpuinfo
@@ -208,8 +218,8 @@ static struct resource sl811_hcd_resources[] = {
                .end = 0x20340004,
                .flags = IORESOURCE_MEM,
        }, {
-               .start = CONFIG_USB_SL811_BFIN_IRQ,
-               .end = CONFIG_USB_SL811_BFIN_IRQ,
+               .start = IRQ_PF4,
+               .end = IRQ_PF4,
                .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
        },
 };
@@ -454,6 +464,9 @@ static struct physmap_flash_data stamp_flash_data = {
        .width      = 2,
        .parts      = stamp_partitions,
        .nr_parts   = ARRAY_SIZE(stamp_partitions),
+#ifdef CONFIG_ROMKERNEL
+       .probe_type = "map_rom",
+#endif
 };
 
 static struct resource stamp_flash_resource = {
@@ -523,12 +536,11 @@ static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 };
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_AD1938) \
-       || defined(CONFIG_SND_BF5XX_SOC_AD1938_MODULE)
+#if defined(CONFIG_SND_BF5XX_SOC_AD193X) \
+       || defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE)
 static struct bfin5xx_spi_chip ad1938_spi_chip_info = {
        .enable_dma = 0,
        .bits_per_word = 8,
-       .cs_gpio = GPIO_PF5,
 };
 #endif
 
@@ -644,6 +656,13 @@ static struct ad714x_platform_data ad7142_i2c_platform_data = {
 };
 #endif
 
+#if defined(CONFIG_AD2S90) || defined(CONFIG_AD2S90_MODULE)
+static struct bfin5xx_spi_chip ad2s90_spi_chip_info = {
+       .enable_dma = 0,
+       .bits_per_word = 16,
+};
+#endif
+
 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
 
@@ -706,8 +725,8 @@ static const struct ad7879_platform_data bfin_ad7879_ts_info = {
        .median                 = 2,    /* do 8 measurements */
        .averaging              = 1,    /* take the average of 4 middle samples */
        .pen_down_acc_interval  = 255,  /* 9.4 ms */
-       .gpio_output            = 1,    /* configure AUX/VBAT/GPIO as GPIO output */
-       .gpio_default           = 1,    /* During initialization set GPIO = HIGH */
+       .gpio_export            = 1,    /* Export GPIO to gpiolib */
+       .gpio_base              = -1,   /* Dynamic allocation */
 };
 #endif
 
@@ -813,6 +832,35 @@ static struct adf702x_platform_data adf7021_platform_data = {
        .adf702x_regs = adf7021_regs,
        .tx_reg = TXREG,
 };
+static inline void adf702x_mac_init(void)
+{
+       random_ether_addr(adf7021_platform_data.mac_addr);
+}
+#else
+static inline void adf702x_mac_init(void) {}
+#endif
+
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+#include <linux/spi/ads7846.h>
+static struct bfin5xx_spi_chip ad7873_spi_chip_info = {
+       .bits_per_word  = 8,
+};
+
+static int ads7873_get_pendown_state(void)
+{
+       return gpio_get_value(GPIO_PF6);
+}
+
+static struct ads7846_platform_data __initdata ad7873_pdata = {
+       .model          = 7873,         /* AD7873 */
+       .x_max          = 0xfff,
+       .y_max          = 0xfff,
+       .x_plate_ohms   = 620,
+       .debounce_max   = 1,
+       .debounce_rep   = 0,
+       .debounce_tol   = (~0),
+       .get_pendown_state = ads7873_get_pendown_state,
+};
 #endif
 
 #if defined(CONFIG_MTD_DATAFLASH) \
@@ -905,12 +953,12 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
        },
 #endif
 
-#if defined(CONFIG_SND_BF5XX_SOC_AD1938) || defined(CONFIG_SND_BF5XX_SOC_AD1938_MODULE)
+#if defined(CONFIG_SND_BF5XX_SOC_AD193X) || defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE)
        {
-               .modalias = "ad1938",
+               .modalias = "ad193x",
                .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
                .bus_num = 0,
-               .chip_select = 0,/* CONFIG_SND_BLACKFIN_SPI_PFBIT */
+               .chip_select = 5,
                .controller_data = &ad1938_spi_chip_info,
                .mode = SPI_MODE_3,
        },
@@ -929,6 +977,16 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
        },
 #endif
 
+#if defined(CONFIG_AD2S90) || defined(CONFIG_AD2S90_MODULE)
+       {
+               .modalias = "ad2s90",
+               .bus_num = 0,
+               .chip_select = 3,            /* change it for your board */
+               .platform_data = NULL,
+               .controller_data = &ad2s90_spi_chip_info,
+       },
+#endif
+
 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
        {
                .modalias = "mmc_spi",
@@ -1016,7 +1074,18 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
                .mode = SPI_MODE_0,
        },
 #endif
-
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+       {
+               .modalias = "ads7846",
+               .max_speed_hz = 2000000,     /* max spi clock (SCK) speed in HZ */
+               .bus_num = 0,
+               .irq = IRQ_PF6,
+               .chip_select = GPIO_PF10 + MAX_CTRL_CS, /* GPIO controlled SSEL */
+               .controller_data = &ad7873_spi_chip_info,
+               .platform_data = &ad7873_pdata,
+               .mode = SPI_MODE_0,
+       },
+#endif
 };
 
 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
@@ -1132,9 +1201,10 @@ static struct platform_device bfin_fb_device = {
 #include <asm/bfin-lq035q1.h>
 
 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
-       .mode =         LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
-       .use_bl =       0,      /* let something else control the LCD Blacklight */
-       .gpio_bl =      GPIO_PF7,
+       .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
+       .ppi_mode = USE_RGB565_16_BIT_PPI,
+       .use_bl = 0,    /* let something else control the LCD Blacklight */
+       .gpio_bl = GPIO_PF7,
 };
 
 static struct resource bfin_lq035q1_resources[] = {
@@ -1148,8 +1218,8 @@ static struct resource bfin_lq035q1_resources[] = {
 static struct platform_device bfin_lq035q1_device = {
        .name           = "bfin-lq035q1",
        .id             = -1,
-       .num_resources  = ARRAY_SIZE(bfin_lq035q1_resources),
-       .resource       = bfin_lq035q1_resources,
+       .num_resources  = ARRAY_SIZE(bfin_lq035q1_resources),
+       .resource       = bfin_lq035q1_resources,
        .dev            = {
                .platform_data = &bfin_lq035q1_data,
        },
@@ -1335,7 +1405,6 @@ static struct platform_device i2c_bfin_twi_device = {
 #endif
 
 #if defined(CONFIG_KEYBOARD_ADP5588) || defined(CONFIG_KEYBOARD_ADP5588_MODULE)
-#include <linux/i2c/adp5588.h>
 static const unsigned short adp5588_keymap[ADP5588_KEYMAPSIZE] = {
        [0]      = KEY_GRAVE,
        [1]      = KEY_1,
@@ -1532,7 +1601,6 @@ static struct adp5520_platform_data adp5520_pdev_data = {
 #endif
 
 #if defined(CONFIG_GPIO_ADP5588) || defined(CONFIG_GPIO_ADP5588_MODULE)
-#include <linux/i2c/adp5588.h>
 static struct adp5588_gpio_platform_data adp5588_gpio_data = {
        .gpio_start = 50,
        .pullup_dis_mask = 0,
@@ -1591,6 +1659,59 @@ static struct adp8870_backlight_platform_data adp8870_pdata = {
 };
 #endif
 
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+static struct regulator_consumer_supply ad5398_consumer = {
+       .supply = "current",
+};
+
+static struct regulator_init_data ad5398_regulator_data = {
+       .constraints = {
+               .name = "current range",
+               .max_uA = 120000,
+               .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = 1,
+       .consumer_supplies     = &ad5398_consumer,
+};
+
+static struct ad5398_platform_data ad5398_i2c_platform_data = {
+       .current_bits = 10,
+       .current_offset = 4,
+       .regulator_data = &ad5398_regulator_data,
+};
+
+#if defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER) || \
+       defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER_MODULE)
+static struct platform_device ad5398_virt_consumer_device = {
+       .name = "reg-virt-consumer",
+       .id = 0,
+       .dev = {
+               .platform_data = "current", /* Passed to driver */
+       },
+};
+#endif
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+       defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+static struct regulator_bulk_data ad5398_bulk_data = {
+       .supply = "current",
+};
+
+static struct regulator_userspace_consumer_data ad5398_userspace_comsumer_data = {
+       .name = "ad5398",
+       .num_supplies = 1,
+       .supplies = &ad5398_bulk_data,
+};
+
+static struct platform_device ad5398_userspace_consumer_device = {
+       .name = "reg-userspace-consumer",
+       .id = 0,
+       .dev = {
+               .platform_data = &ad5398_userspace_comsumer_data,
+       },
+};
+#endif
+#endif
+
 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 #if defined(CONFIG_INPUT_AD714X_I2C) || defined(CONFIG_INPUT_AD714X_I2C_MODULE)
        {
@@ -1599,6 +1720,26 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
                .platform_data = (void *)&ad7142_i2c_platform_data,
        },
 #endif
+
+#if defined(CONFIG_AD7150) || defined(CONFIG_AD7150_MODULE)
+       {
+               I2C_BOARD_INFO("ad7150", 0x48),
+               .irq = IRQ_PG5, /* fixme: use real interrupt number */
+       },
+#endif
+
+#if defined(CONFIG_AD7152) || defined(CONFIG_AD7152_MODULE)
+       {
+               I2C_BOARD_INFO("ad7152", 0x48),
+       },
+#endif
+
+#if defined(CONFIG_AD774X) || defined(CONFIG_AD774X_MODULE)
+       {
+               I2C_BOARD_INFO("ad774x", 0x48),
+       },
+#endif
+
 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
        {
                I2C_BOARD_INFO("pcf8574_lcd", 0x22),
@@ -1670,24 +1811,99 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
                I2C_BOARD_INFO("adau1761", 0x38),
        },
 #endif
+#if defined(CONFIG_SND_SOC_ADAU1361) || defined(CONFIG_SND_SOC_ADAU1361_MODULE)
+       {
+               I2C_BOARD_INFO("adau1361", 0x38),
+       },
+#endif
 #if defined(CONFIG_AD525X_DPOT) || defined(CONFIG_AD525X_DPOT_MODULE)
        {
                I2C_BOARD_INFO("ad5258", 0x18),
        },
 #endif
+#if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
+       {
+               I2C_BOARD_INFO("ssm2602", 0x1b),
+       },
+#endif
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+       {
+               I2C_BOARD_INFO("ad5398", 0xC),
+               .platform_data = (void *)&ad5398_i2c_platform_data,
+       },
+#endif
 };
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
+static struct resource bfin_sport0_uart_resources[] = {
+       {
+               .start = SPORT0_TCR1,
+               .end = SPORT0_MRCS3+4,
+               .flags = IORESOURCE_MEM,
+       },
+       {
+               .start = IRQ_SPORT0_RX,
+               .end = IRQ_SPORT0_RX+1,
+               .flags = IORESOURCE_IRQ,
+       },
+       {
+               .start = IRQ_SPORT0_ERROR,
+               .end = IRQ_SPORT0_ERROR,
+               .flags = IORESOURCE_IRQ,
+       },
+};
+
+unsigned short bfin_sport0_peripherals[] = {
+       P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
+       P_SPORT0_DRPRI, P_SPORT0_RSCLK, P_SPORT0_DRSEC, P_SPORT0_DTSEC, 0
+};
+
 static struct platform_device bfin_sport0_uart_device = {
        .name = "bfin-sport-uart",
        .id = 0,
+       .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
+       .resource = bfin_sport0_uart_resources,
+       .dev = {
+               .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
+       },
+};
+#endif
+#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
+static struct resource bfin_sport1_uart_resources[] = {
+       {
+               .start = SPORT1_TCR1,
+               .end = SPORT1_MRCS3+4,
+               .flags = IORESOURCE_MEM,
+       },
+       {
+               .start = IRQ_SPORT1_RX,
+               .end = IRQ_SPORT1_RX+1,
+               .flags = IORESOURCE_IRQ,
+       },
+       {
+               .start = IRQ_SPORT1_ERROR,
+               .end = IRQ_SPORT1_ERROR,
+               .flags = IORESOURCE_IRQ,
+       },
+};
+
+unsigned short bfin_sport1_peripherals[] = {
+       P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
+       P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_DRSEC, P_SPORT1_DTSEC, 0
 };
 
 static struct platform_device bfin_sport1_uart_device = {
        .name = "bfin-sport-uart",
        .id = 1,
+       .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
+       .resource = bfin_sport1_uart_resources,
+       .dev = {
+               .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
+       },
 };
 #endif
+#endif
 
 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 #define CF_IDE_NAND_CARD_USE_HDD_INTERFACE
@@ -1776,13 +1992,117 @@ static struct platform_device bfin_dpmc = {
        },
 };
 
+#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
+static struct platform_device bfin_i2s = {
+       .name = "bfin-i2s",
+       .id = CONFIG_SND_BF5XX_SPORT_NUM,
+       /* TODO: add platform data here */
+};
+#endif
+
 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
 static struct platform_device bfin_tdm = {
        .name = "bfin-tdm",
+       .id = CONFIG_SND_BF5XX_SPORT_NUM,
+       /* TODO: add platform data here */
+};
+#endif
+
+#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
+static struct platform_device bfin_ac97 = {
+       .name = "bfin-ac97",
+       .id = CONFIG_SND_BF5XX_SPORT_NUM,
        /* TODO: add platform data here */
 };
 #endif
 
+#if defined(CONFIG_REGULATOR_ADP_SWITCH) || defined(CONFIG_REGULATOR_ADP_SWITCH_MODULE)
+#define REGULATOR_ADP122        "adp122"
+#define REGULATOR_ADP150        "adp150"
+
+static struct regulator_consumer_supply adp122_consumers = {
+               .supply = REGULATOR_ADP122,
+};
+
+static struct regulator_consumer_supply adp150_consumers = {
+               .supply = REGULATOR_ADP150,
+};
+
+static struct regulator_init_data adp_switch_regulator_data[] = {
+       {
+               .constraints = {
+                       .name = REGULATOR_ADP122,
+                       .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+               },
+               .num_consumer_supplies = 1,     /* only 1 */
+               .consumer_supplies     = &adp122_consumers,
+               .driver_data           = (void *)GPIO_PF2, /* gpio port only */
+       },
+       {
+               .constraints = {
+                       .name = REGULATOR_ADP150,
+                       .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+               },
+               .num_consumer_supplies = 1,     /* only 1 */
+               .consumer_supplies     = &adp150_consumers,
+               .driver_data           = (void *)GPIO_PF3, /* gpio port only */
+       },
+};
+
+static struct adp_switch_platform_data adp_switch_pdata = {
+       .regulator_num = ARRAY_SIZE(adp_switch_regulator_data),
+       .regulator_data = adp_switch_regulator_data,
+};
+
+static struct platform_device adp_switch_device = {
+       .name = "adp_switch",
+       .id = 0,
+       .dev = {
+               .platform_data = &adp_switch_pdata,
+       },
+};
+
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+       defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+static struct regulator_bulk_data adp122_bulk_data = {
+       .supply = REGULATOR_ADP122,
+};
+
+static struct regulator_userspace_consumer_data adp122_userspace_comsumer_data = {
+       .name = REGULATOR_ADP122,
+       .num_supplies = 1,
+       .supplies = &adp122_bulk_data,
+};
+
+static struct platform_device adp122_userspace_consumer_device = {
+       .name = "reg-userspace-consumer",
+       .id = 0,
+       .dev = {
+               .platform_data = &adp122_userspace_comsumer_data,
+       },
+};
+
+static struct regulator_bulk_data adp150_bulk_data = {
+       .supply = REGULATOR_ADP150,
+};
+
+static struct regulator_userspace_consumer_data adp150_userspace_comsumer_data = {
+       .name = REGULATOR_ADP150,
+       .num_supplies = 1,
+       .supplies = &adp150_bulk_data,
+};
+
+static struct platform_device adp150_userspace_consumer_device = {
+       .name = "reg-userspace-consumer",
+       .id = 1,
+       .dev = {
+               .platform_data = &adp150_userspace_comsumer_data,
+       },
+};
+#endif
+#endif
+
+
 static struct platform_device *stamp_devices[] __initdata = {
 
        &bfin_dpmc,
@@ -1868,9 +2188,13 @@ static struct platform_device *stamp_devices[] __initdata = {
 #endif
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
        &bfin_sport0_uart_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
        &bfin_sport1_uart_device,
 #endif
+#endif
 
 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
        &bfin_pata_device,
@@ -1888,18 +2212,46 @@ static struct platform_device *stamp_devices[] __initdata = {
        &stamp_flash_device,
 #endif
 
+#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
+       &bfin_i2s,
+#endif
+
 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
        &bfin_tdm,
 #endif
+
+#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
+       &bfin_ac97,
+#endif
+#if defined(CONFIG_REGULATOR_AD5398) || defined(CONFIG_REGULATOR_AD5398_MODULE)
+#if defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER) || \
+       defined(CONFIG_REGULATOR_VIRTUAL_CONSUMER_MODULE)
+       &ad5398_virt_consumer_device,
+#endif
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+       defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+       &ad5398_userspace_consumer_device,
+#endif
+#endif
+
+#if defined(CONFIG_REGULATOR_ADP_SWITCH) || defined(CONFIG_REGULATOR_ADP_SWITCH_MODULE)
+       &adp_switch_device,
+#if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
+       defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
+       &adp122_userspace_consumer_device,
+       &adp150_userspace_consumer_device,
+#endif
+#endif
 };
 
 static int __init stamp_init(void)
 {
        printk(KERN_INFO "%s(): registering device resources\n", __func__);
-       i2c_register_board_info(0, bfin_i2c_board_info,
-                               ARRAY_SIZE(bfin_i2c_board_info));
        bfin_plat_nand_init();
+       adf702x_mac_init();
        platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
+       i2c_register_board_info(0, bfin_i2c_board_info,
+                               ARRAY_SIZE(bfin_i2c_board_info));
        spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 
        return 0;
@@ -1907,6 +2259,34 @@ static int __init stamp_init(void)
 
 arch_initcall(stamp_init);
 
+
+static struct platform_device *stamp_early_devices[] __initdata = {
+#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
+#ifdef CONFIG_SERIAL_BFIN_UART0
+       &bfin_uart0_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_UART1
+       &bfin_uart1_device,
+#endif
+#endif
+
+#if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
+#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
+       &bfin_sport0_uart_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
+       &bfin_sport1_uart_device,
+#endif
+#endif
+};
+
+void __init native_machine_early_platform_add_devices(void)
+{
+       printk(KERN_INFO "register early platform devices\n");
+       early_platform_add_devices(stamp_early_devices,
+               ARRAY_SIZE(stamp_early_devices));
+}
+
 void native_machine_restart(char *cmd)
 {
        /* workaround reboot hang when booting from SPI */