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diff --git a/boards/at91sam9261-ek/board.h b/boards/at91sam9261-ek/board.h new file mode 100644 index 0000000..2c28293 --- /dev/null +++ b/boards/at91sam9261-ek/board.h @@ -0,0 +1,486 @@ +/* ----------------------------------------------------------------------------
+ * ATMEL Microcontroller Software Support
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2008, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+//------------------------------------------------------------------------------
+/// \dir
+/// !Purpose
+///
+/// Definition and functions for using AT91SAM9261-related features, such
+/// has PIO pins, memories, etc.
+///
+/// !Usage
+/// -# The code for booting the board is provided by board_cstartup.S and
+/// board_lowlevel.c.
+/// -# For using board PIOs, board characteristics (clock, etc.) and external
+/// components, see board.h.
+/// -# For manipulating memories (remapping, SDRAM, etc.), see board_memories.h.
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \unit
+/// !Purpose
+///
+/// Definition of AT91SAM9261-EK characteristics, AT91SAM9261-dependant PIOs and
+/// external components interfacing.
+///
+/// !Usage
+/// -# For operating frequency information, see "SAM9261-EK - Operating frequencies".
+/// -# For using portable PIO definitions, see "SAM9261-EK - PIO definitions".
+/// -# Several USB definitions are included here (see "SAM9261-EK - USB device").
+/// -# For external components definitions, see "SAM79261-EK - External components".
+/// -# For memory-related definitions, see "SAM79261-EK - Memories".
+//------------------------------------------------------------------------------
+
+#ifndef BOARD_H
+#define BOARD_H
+
+//------------------------------------------------------------------------------
+// Headers
+//------------------------------------------------------------------------------
+
+#if defined(at91sam9261)
+ #include "at91sam9261/chip.h"
+ #include "at91sam9261/AT91SAM9261.h"
+#else
+ #error Board does not support the specified chip.
+#endif
+
+//------------------------------------------------------------------------------
+// Definitions
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - Board Description"
+/// This page lists several definition related to the board description.
+///
+/// !Definitions
+/// - BOARD_NAME
+
+/// Name of the board.
+#define BOARD_NAME "AT91SAM9261-EK"
+/// Board definition.
+#define at91sam9261ek
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9260-EK - Operating frequencies"
+/// This page lists several definition related to the board operating frequency
+/// (when using the initialization done by board_lowlevel.c).
+///
+/// !Definitions
+/// - BOARD_MAINOSC
+/// - BOARD_MCK
+
+/// Frequency of the board main oscillator.
+#define BOARD_MAINOSC 18432000
+
+/// Master clock frequency (when using board_lowlevel.c).
+#define BOARD_MCK ((18432000 * 97 / 9) / 2)
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - USB device"
+///
+/// !Constants
+/// - BOARD_USB_BMATTRIBUTES
+
+/// USB attributes configuration descriptor (bus or self powered, remote wakeup)
+#define BOARD_USB_BMATTRIBUTES USBConfigurationDescriptor_SELFPOWERED_NORWAKEUP
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - PIO definitions"
+/// This pages lists all the pio definitions contained in board.h. The constants
+/// are named using the following convention: PIN_* for a constant which defines
+/// a single Pin instance (but may include several PIOs sharing the same
+/// controller), and PINS_* for a list of Pin instances.
+///
+/// !DBGU
+/// - PINS_DBGU
+///
+/// !LEDs
+/// - PIN_LED_0
+/// - PIN_LED_1
+/// - PIN_LED_2
+/// - PINS_LEDS
+/// - LED_POWER
+/// - LED_DS1
+/// - LED_DS2
+///
+/// !Push buttons
+/// - PIN_PUSHBUTTON_1
+/// - PIN_PUSHBUTTON_2
+/// - PIN_PUSHBUTTON_3
+/// - PIN_PUSHBUTTON_4
+/// - PINS_PUSHBUTTONS
+/// - PUSHBUTTON_BP1
+/// - PUSHBUTTON_BP2
+/// - PUSHBUTTON_BP3
+/// - PUSHBUTTON_BP4
+/// - JOYSTICK_LEFT
+/// - JOYSTICK_RIGHT
+///
+/// !SPI0
+/// - PIN_SPI0_MISO
+/// - PIN_SPI0_MOSI
+/// - PIN_SPI0_SPCK
+/// - PINS_SPI0
+/// - PIN_SPI0_NPCS0
+/// - PIN_SPI0_NPCS2
+/// - PIN_SPI0_NPCS3
+///
+/// !SSC
+/// - PINS_SSC_TX
+///
+/// !USB
+/// - PIN_USB_VBUS
+
+/// List of all DBGU pin definitions.
+#define PINS_DBGU {(1<<9) | (1<<10), AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
+
+/// LED #0 pin definition.
+#define PIN_LED_0 {1 << 23, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
+/// LED #1 pin definition.
+#define PIN_LED_1 {1 << 13, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/// LED #2 pin definition.
+#define PIN_LED_2 {1 << 14, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/// List of all LED pins definitions.
+#define PINS_LEDS PIN_LED_0, PIN_LED_1, PIN_LED_2
+/// Power LED index.
+#define LED_POWER 0
+/// DS1 LED index.
+#define LED_DS1 1
+/// DS2 LED index.
+#define LED_DS2 2
+
+/// Push button #1 pin definition.
+#define PIN_PUSHBUTTON_1 {1 << 27, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
+/// Push button #2 pin definition.
+#define PIN_PUSHBUTTON_2 {1 << 26, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
+/// Push button #3 pin definition.
+#define PIN_PUSHBUTTON_3 {1 << 25, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
+/// Push button #4 pin definition.
+#define PIN_PUSHBUTTON_4 {1 << 24, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
+/// List of all pushbutton pins definitions.
+#define PINS_PUSHBUTTONS PIN_PUSHBUTTON_1, PIN_PUSHBUTTON_2, PIN_PUSHBUTTON_3, PIN_PUSHBUTTON_4
+/// Push button #1 index.
+#define PUSHBUTTON_BP1 0
+/// Push button #2 index.
+#define PUSHBUTTON_BP2 1
+/// Push button #3 index.
+#define PUSHBUTTON_BP3 2
+/// Push button #4 index.
+#define PUSHBUTTON_BP4 3
+/// Simulated joystick LEFT index.
+#define JOYSTICK_LEFT 0
+/// Simulated joystick RIGHT index.
+#define JOYSTICK_RIGHT 1
+
+/// SPI0 MISO pin definition.
+#define PIN_SPI0_MISO {1 << 0, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
+/// SPI0 MOSI pin definition.
+#define PIN_SPI0_MOSI {1 << 1, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_PULLUP}
+/// SPI0 SPCK pin definition.
+#define PIN_SPI0_SPCK {1 << 2, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_PULLUP}
+/// SPI0 chip select 0 pin definition.
+#define PIN_SPI0_NPCS0 {1 << 3, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_PULLUP}
+/// SPI0 chip select 2 pin definition.
+#define PIN_SPI0_NPCS2_PA5 {1 << 5, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_PULLUP}
+#define PIN_SPI0_NPCS2_PA28 {1 << 28, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_PULLUP}
+/// SPI0 chip select 3 pin definition.
+#define PIN_SPI0_NPCS3 {1 << 6, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_PULLUP}
+/// List of SPI0 pin definitions (MISO, MOSI & SPCK).
+#define PINS_SPI0 PIN_SPI0_MISO, PIN_SPI0_MOSI, PIN_SPI0_SPCK
+
+/// SSC transmitter pins definition.
+#define PINS_SSC_TX { (1 << 21) | (1 << 22) | (1 << 23), \
+ AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}
+
+/// USB VBus monitoring pin definition.
+#define PIN_USB_VBUS {1 << 29, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_INPUT, PIO_DEFAULT}
+
+/// MCI peripheral pins definition.
+#define PINS_MCI {0x00000077, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
+
+/// TWI pins definition.
+#define PINS_TWI {0x00000180, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - External components"
+/// This page lists the definitions related to external on-board components
+/// located in the board.h file for the AT91SAM9260-EK.
+///
+/// !AT45 Dataflash
+/// - BOARD_AT45_A_SPI_BASE
+/// - BOARD_AT45_A_SPI_ID
+/// - BOARD_AT45_A_SPI_PINS
+/// - BOARD_AT45_A_SPI
+/// - BOARD_AT45_A_NPCS
+/// - BOARD_AT45_A_NPCS_PIN
+///
+/// !AT26 Serial Flash
+/// - BOARD_AT26_A_SPI_BASE
+/// - BOARD_AT26_A_SPI_ID
+/// - BOARD_AT26_A_SPI_PINS
+/// - BOARD_AT26_A_SPI
+/// - BOARD_AT26_A_NPCS
+/// - BOARD_AT26_A_NPCS_PIN
+
+/// !LCD
+/// - PINS_LCD
+/// - BOARD_LCD_WIDTH
+/// - BOARD_LCD_HEIGHT
+/// - BOARD_LCD_BPP
+/// - BOARD_LCD_IFWIDTH
+/// - BOARD_LCD_FRAMESIZE_PIXELS
+/// - BOARD_LCD_FRAMESIZE
+/// - BOARD_LCD_FRAMERATE
+/// - BOARD_LCD_PIXELCLOCK
+/// - BOARD_LCD_DISPLAYTYPE
+/// - BOARD_LCD_POLARITY_INVVD
+/// - BOARD_LCD_POLARITY_INVFRAME
+/// - BOARD_LCD_POLARITY_INVLINE
+/// - BOARD_LCD_POLARITY_INVCLK
+/// - BOARD_LCD_POLARITY_INVDVAL
+/// - BOARD_LCD_CLOCKMODE
+/// - BOARD_LCD_TIMING_VFP
+/// - BOARD_LCD_TIMING_VBP
+/// - BOARD_LCD_TIMING_VPW
+/// - BOARD_LCD_TIMING_VHDLY
+/// - BOARD_LCD_TIMING_HFP
+/// - BOARD_LCD_TIMING_HBP
+/// - BOARD_LCD_TIMING_HPW
+///
+/// !TouchScreen
+/// - BOARD_TSC_ADS7843
+/// - PIN_TCS_IRQ
+/// - PIN_TCS_BUSY
+/// - BOARD_TSC_SPI_BASE
+/// - BOARD_TSC_SPI_ID
+/// - BOARD_TSC_SPI_PINS
+/// - BOARD_TSC_NPCS
+/// - BOARD_TSC_NPCS_PIN
+///
+/// !SD Card
+/// - BOARD_SD_MCI_BASE
+/// - BOARD_SD_MCI_ID
+/// - BOARD_SD_PINS
+/// - BOARD_SD_PIN_CD
+/// - BOARD_SD_PIN_WP
+/// - BOARD_SD_SLOT
+///
+/// !SD Card SPI
+/// - BOARD_SD_SPI_BASE
+/// - BOARD_SD_SPI_ID
+/// - BOARD_SD_SPI_PINS
+/// - BOARD_SD_NPCS
+///
+
+/// Base address of SPI peripheral connected to the dataflash.
+#define BOARD_AT45_A_SPI_BASE AT91C_BASE_SPI0
+/// Identifier of SPI peripheral connected to the dataflash.
+#define BOARD_AT45_A_SPI_ID AT91C_ID_SPI0
+/// Pins of the SPI peripheral connected to the dataflash.
+#define BOARD_AT45_A_SPI_PINS PINS_SPI0
+/// Dataflahs SPI number.
+#define BOARD_AT45_A_SPI 0
+/// Chip select connected to the dataflash.
+#define BOARD_AT45_A_NPCS 0
+/// Chip select pin connected to the dataflash.
+#define BOARD_AT45_A_NPCS_PIN PIN_SPI0_NPCS0
+
+/// Base address of SPI peripheral connected to the serialflash.
+#define BOARD_AT26_A_SPI_BASE AT91C_BASE_SPI0
+/// Identifier of SPI peripheral connected to the serialflash.
+#define BOARD_AT26_A_SPI_ID AT91C_ID_SPI0
+/// Pins of the SPI peripheral connected to the serialflash.
+#define BOARD_AT26_A_SPI_PINS PINS_SPI0
+/// Serialflash SPI number.
+#define BOARD_AT26_A_SPI 0
+/// Chip select connected to the serialflash.
+#define BOARD_AT26_A_NPCS 3
+/// Chip select pin connected to the serialflash.
+#define BOARD_AT26_A_NPCS_PIN PIN_SPI0_NPCS3
+
+/// LCD pins list.
+#define PINS_LCD \
+ {0x001F9F9E, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}, \
+ {0x1F800000, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_B, PIO_DEFAULT}, \
+ {1 << 12, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
+/// Display width in pixels.
+#define BOARD_LCD_WIDTH 240
+/// Display height in pixels.
+#define BOARD_LCD_HEIGHT 320
+/// Display resolution in bits per pixel (bpp).
+#define BOARD_LCD_BPP AT91C_LCDC_PIXELSIZE_TWENTYFOURBITSPERPIXEL
+/// Display interface width in bits.
+#define BOARD_LCD_IFWIDTH 24
+/// Frame size in pixels (height * width * bpp).
+#define BOARD_LCD_FRAMESIZE_PIXELS (BOARD_LCD_WIDTH * BOARD_LCD_HEIGHT * 24)
+/// Frame size in words (height * width * bpp / 32)
+#define BOARD_LCD_FRAMESIZE (BOARD_LCD_FRAMESIZE_PIXELS / 32)
+/// Frame rate in Hz.
+#define BOARD_LCD_FRAMERATE 60
+/// Pixel clock rate in Hz (frameSize * frameRate / interfaceWidth).
+#define BOARD_LCD_PIXELCLOCK (BOARD_LCD_FRAMESIZE_PIXELS * BOARD_LCD_FRAMERATE / BOARD_LCD_IFWIDTH)
+/// LCD display type.
+#define BOARD_LCD_DISPLAYTYPE AT91C_LCDC_DISTYPE_TFT
+/// LCDC polarity.
+#define BOARD_LCD_POLARITY_INVVD AT91C_LCDC_INVVD_NORMALPOL
+/// LCDVSYNC polarity.
+#define BOARD_LCD_POLARITY_INVFRAME AT91C_LCDC_INVFRAME_NORMALPOL
+/// LCDHSYNC polarity.
+#define BOARD_LCD_POLARITY_INVLINE AT91C_LCDC_INVLINE_NORMALPOL
+/// LCDDOTCLK polarity.
+#define BOARD_LCD_POLARITY_INVCLK AT91C_LCDC_INVCLK_NORMALPOL
+/// LCDDEN polarity.
+#define BOARD_LCD_POLARITY_INVDVAL AT91C_LCDC_INVDVAL_NORMALPOL
+/// Pixel clock mode.
+#define BOARD_LCD_CLOCKMODE AT91C_LCDC_CLKMOD_ALWAYSACTIVE
+/// Vertical front porch in number of lines.
+#define BOARD_LCD_TIMING_VFP 2
+/// Vertical back porch in number of lines.
+#define BOARD_LCD_TIMING_VBP 4
+/// Vertical pulse width in LCDDOTCLK cycles.
+#define BOARD_LCD_TIMING_VPW 1
+/// Number of cycles between VSYNC edge and HSYNC rising edge.
+#define BOARD_LCD_TIMING_VHDLY 1
+/// Horizontal front porch in LCDDOTCLK cycles.
+#define BOARD_LCD_TIMING_HFP 11
+/// Horizontal back porch in LCDDOTCLK cycles.
+#define BOARD_LCD_TIMING_HBP 17
+/// Horizontal pulse width in LCDDOTCLK cycles.
+#define BOARD_LCD_TIMING_HPW 5
+
+/// Indicates board has an ADS7843 external component to manage Touch Screen
+#define BOARD_TSC_ADS7843
+
+/// Touchscreen controller IRQ pin definition.
+#define PIN_TCS_IRQ {AT91C_PIO_PC2, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_INPUT, PIO_PULLUP}
+/// Touchscreen controller Busy pin definition.
+#define PIN_TCS_BUSY {AT91C_PIO_PA11, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_DEFAULT}
+
+/// Base address of SPI peripheral connected to the touchscreen controller.
+#define BOARD_TSC_SPI_BASE AT91C_BASE_SPI0
+/// Identifier of SPI peripheral connected to the touchscreen controller.
+#define BOARD_TSC_SPI_ID AT91C_ID_SPI0
+/// Pins of the SPI peripheral connected to the touchscreen controller.
+#define BOARD_TSC_SPI_PINS PINS_SPI0
+/// Chip select connected to the touchscreen controller.
+#define BOARD_TSC_NPCS 2
+/// Chip select pin connected to the touchscreen controller.
+#define BOARD_TSC_NPCS_PIN PIN_SPI0_NPCS2_PA28
+
+/// Base address of the MCI peripheral connected to the SD card.
+#define BOARD_SD_MCI_BASE AT91C_BASE_MCI
+/// Identifier of the MCI peripheral connected to the SD card.
+#define BOARD_SD_MCI_ID AT91C_ID_MCI
+/// List of pins to configure to access the SD card
+#define BOARD_SD_PINS PINS_MCI
+/// MCI slot connected to the SD card.
+#define BOARD_SD_SLOT MCI_SD_SLOTA
+
+/// Base address of the SPI peripheral connected to the SD card.
+#define BOARD_SD_SPI_BASE AT91C_BASE_SPI0
+/// Identifier of the SPI peripheral connected to the SD card.
+#define BOARD_SD_SPI_ID AT91C_ID_SPI0
+/// List of pins to configure to access the SD card
+#define BOARD_SD_SPI_PINS PINS_SPI0, PIN_SPI0_NPCS0
+/// NPCS number
+#define BOARD_SD_NPCS 0
+
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - Memories"
+/// This page lists definitions related to external on-board memories.
+///
+/// !SDRAM
+/// - BOARD_SDRAM_SIZE
+/// - PIN_SDRAM
+/// - BOARD_SDRAM_BUSWIDTH
+///
+/// !Nandflash
+/// - PINS_NANDFLASH
+/// - PIN_NF_OE
+/// - PIN_NF_WE
+/// - BOARD_NF_COMMAND_ADDR
+/// - BOARD_NF_ADDRESS_ADDR
+/// - BOARD_NF_DATA_ADDR
+/// - BOARD_NF_CE_PIN
+/// - BOARD_NF_RB_PIN
+///
+/// !NorFlash
+/// - BOARD_NORFLASH_ADDR
+/// - BOARD_NORFLASH_DFT_BUS_SIZE
+
+/// Board SDRAM size
+#define BOARD_SDRAM_SIZE (64*1024*1024) // 64 MB
+/// List of all SDRAM pins definitions.
+#define PINS_SDRAM {0xFFFF0000, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_PERIPH_A, PIO_DEFAULT}
+/// SDRAM bus width.
+#define BOARD_SDRAM_BUSWIDTH 32
+
+/// Nandflash controller peripheral pins definition.
+#define PINS_NANDFLASH PIN_NF_OE, PIN_NF_WE, BOARD_NF_CE_PIN, BOARD_NF_RB_PIN
+/// Nandflash output enable pin definition.
+#define PIN_NF_OE {1 << 0, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_PERIPH_A, PIO_DEFAULT}
+/// Nandflash write enable pin definition
+#define PIN_NF_WE {1 << 1, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_PERIPH_A, PIO_DEFAULT}
+/// Nandflash chip enable pin definition.
+#define BOARD_NF_CE_PIN {1 << 14, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_OUTPUT_1, PIO_DEFAULT}
+/// Nandflash ready/busy pin definition.
+#define BOARD_NF_RB_PIN {1 << 15, AT91C_BASE_PIOC, AT91C_ID_PIOC, PIO_INPUT, PIO_PULLUP}
+/// Address for transferring command bytes to the nandflash.
+#define BOARD_NF_COMMAND_ADDR 0x40200000
+/// Address for transferring address bytes to the nandflash.
+#define BOARD_NF_ADDRESS_ADDR 0x40400000
+/// Address for transferring data bytes to the nandflash.
+#define BOARD_NF_DATA_ADDR 0x40000000
+
+/// Address for transferring command bytes to the norflash.
+#define BOARD_NORFLASH_ADDR 0x10000000
+/// Default NOR bus size after power up reset
+#define BOARD_NORFLASH_DFT_BUS_SIZE 16
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "SAM9261-EK - Individual chip definition"
+/// This page lists the definitions related to different chip's definition
+/// located in the board.h file for the SAM9261-EK.
+
+/// Twi eeprom
+#define BOARD_ID_TWI_EEPROM AT91C_ID_TWI
+#define BOARD_BASE_TWI_EEPROM AT91C_BASE_TWI
+#define BOARD_PINS_TWI_EEPROM PINS_TWI
+//------------------------------------------------------------------------------
+
+#endif //#ifndef BOARD_H
+
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