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/************************************************************************************
* configs/sama5d3x-ek/src/sama5d3x-ek.h
*
* Copyright (C) 2013-2015 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS 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.
*
************************************************************************************/
#ifndef __CONFIGS_SAMA5D3X_EK_SRC_SAMA5D3X_EK_H
#define __CONFIGS_SAMA5D3X_EK_SRC_SAMA5D3X_EK_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdint.h>
#include <arch/irq.h>
#include <nuttx/irq.h>
#include "chip/sam_pinmap.h"
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Configuration ************************************************************/
#define HAVE_HSMCI 1
#define HAVE_AT24 1
#define HAVE_AT25 1
#define HAVE_NAND 1
#define HAVE_USBHOST 1
#define HAVE_USBDEV 1
#define HAVE_USBMONITOR 1
#define HAVE_NETWORK 1
#define HAVE_CAMERA 1
#define HAVE_WM8904 1
/* HSMCI */
/* Can't support MMC/SD if the card interface(s) are not enable */
#if !defined(CONFIG_SAMA5_HSMCI0) && !defined(CONFIG_SAMA5_HSMCI1)
# undef HAVE_HSMCI
#endif
/* Can't support MMC/SD features if mountpoints are disabled */
#if defined(HAVE_HSMCI) && defined(CONFIG_DISABLE_MOUNTPOINT)
# warning Mountpoints disabled. No MMC/SD support
# undef HAVE_HSMCI
#endif
/* We need PIO interrupts on PIOD to support card detect interrupts */
#if defined(HAVE_HSMCI) && !defined(CONFIG_SAMA5_PIOD_IRQ)
# warning PIOD interrupts not enabled. No MMC/SD support.
# undef HAVE_HSMCI
#endif
/* NAND FLASH */
/* Can't support the NAND device if NAND flash is not configured on EBI CS3 */
#ifndef CONFIG_SAMA5_EBICS3_NAND
# undef HAVE_NAND
#endif
/* Can't support NAND features if mountpoints are disabled or if we were not
* asked to mount the NAND part
*/
#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_SAMA5D3XEK_NAND_BLOCKMOUNT)
# undef HAVE_NAND
#endif
/* Can't support NAND if the MTD feature is not enabled */
#if !defined(CONFIG_MTD) || !defined(CONFIG_MTD_NAND)
# undef HAVE_NAND
#endif
/* If we are going to mount the NAND, then they user must also have told
* us what to do with it by setting one of CONFIG_SAMA5D3xEK_NAND_FTL or
* CONFIG_SAMA5D3xEK_NAND_NXFFS.
*/
#ifndef CONFIG_MTD
# undef CONFIG_SAMA5D3xEK_NAND_NXFFS
# undef CONFIG_SAMA5D3xEK_NAND_FTL
#endif
#if !defined(CONFIG_FS_NXFFS) || !defined(CONFIG_NXFFS_NAND)
# undef CONFIG_SAMA5D3xEK_NAND_NXFFS
#endif
#if !defined(CONFIG_SAMA5D3xEK_NAND_FTL) && !defined(CONFIG_SAMA5D3xEK_NAND_NXFFS)
# undef HAVE_NAND
#endif
#if defined(CONFIG_SAMA5D3xEK_NAND_FTL) && defined(CONFIG_SAMA5D3xEK_NAND_NXFFS)
# warning Both CONFIG_SAMA5D3xEK_NAND_FTL and CONFIG_SAMA5D3xEK_NAND_NXFFS are set
# warning Ignoring CONFIG_SAMA5D3xEK_NAND_NXFFS
# undef CONFIG_SAMA5D3xEK_NAND_NXFFS
#endif
/* AT25 Serial FLASH */
/* Can't support the AT25 device if it SPI0 or AT25 support are not enabled */
#if !defined(CONFIG_SAMA5_SPI0) || !defined(CONFIG_MTD_AT25)
# undef HAVE_AT25
#endif
/* Can't support AT25 features if mountpoints are disabled or if we were not
* asked to mount the AT25 part
*/
#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_SAMA5D3xEK_AT25_BLOCKMOUNT)
# undef HAVE_AT25
#endif
/* If we are going to mount the AT25, then they user must also have told
* us what to do with it by setting one of these.
*/
#ifndef CONFIG_FS_NXFFS
# undef CONFIG_SAMA5D3xEK_AT25_NXFFS
#endif
#if !defined(CONFIG_SAMA5D3xEK_AT25_FTL) && !defined(CONFIG_SAMA5D3xEK_AT25_NXFFS)
# undef HAVE_AT25
#endif
#if defined(CONFIG_SAMA5D3xEK_AT25_FTL) && defined(CONFIG_SAMA5D3xEK_AT25_NXFFS)
# warning Both CONFIG_SAMA5D3xEK_AT25_FTL and CONFIG_SAMA5D3xEK_AT25_NXFFS are set
# warning Ignoring CONFIG_SAMA5D3xEK_AT25_NXFFS
# undef CONFIG_SAMA5D3xEK_AT25_NXFFS
#endif
/* AT24 Serial EEPROM
*
* A AT24C512 Serial EEPPROM was used for tested I2C. There are other I2C/TWI
* devices on-board, but the serial EEPROM is the simplest test.
*
* There is, however, no AT24 EEPROM on board the SAMA5D3x-EK: The Serial
* EEPROM was mounted on an external adaptor board and connected to the
* SAMA5D3x-EK thusly:
*
* - VCC -- VCC
* - GND -- GND
* - TWCK0(PA31) -- SCL
* - TWD0(PA30) -- SDA
*
* By default, PA30 and PA31 are SWJ-DP pins, it can be used as a pin for TWI
* peripheral in the end application.
*/
#define AT24_BUS 0
#if !defined(CONFIG_MTD_AT24XX) || !defined(CONFIG_SAMA5_TWI0)
# undef HAVE_AT24
#endif
/* Can't support AT25 features if mountpoints are disabled or if we were not
* asked to mount the AT25 part
*/
#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_SAMA5D3xEK_AT24_BLOCKMOUNT)
# undef HAVE_AT24
#endif
/* If we are going to mount the AT25, then they user must also have told
* us what to do with it by setting one of these.
*/
#ifndef CONFIG_FS_NXFFS
# undef CONFIG_SAMA5D3xEK_AT24_NXFFS
#endif
#if !defined(CONFIG_SAMA5D3xEK_AT24_FTL) && !defined(CONFIG_SAMA5D3xEK_AT24_NXFFS)
# undef HAVE_AT24
#endif
#if defined(CONFIG_SAMA5D3xEK_AT24_FTL) && defined(CONFIG_SAMA5D3xEK_AT24_NXFFS)
# warning Both CONFIG_SAMA5D3xEK_AT24_FTL and CONFIG_SAMA5D3xEK_AT24_NXFFS are set
# warning Ignoring CONFIG_SAMA5D3xEK_AT24_NXFFS
# undef CONFIG_SAMA5D3xEK_AT24_NXFFS
#endif
/* Assign minor device numbers. For example, if we also use MINOR number 0
* for the AT25, it should appear as /dev/mtdblock0
*/
#define _NAND_MINOR 0
#ifdef HAVE_NAND
# define NAND_MINOR _NAND_MINOR
# define _AT25_MINOR (_NAND_MINOR+1)
#else
# define _AT25_MINOR _NAND_MINOR
#endif
#ifdef HAVE_AT25
# define AT25_MINOR _AT25_MINOR
# define _AT24_MINOR (_AT25_MINOR+1)
#else
# define _AT24_MINOR _AT25_MINOR
#endif
#ifdef HAVE_AT24
# define AT24_MINOR _AT24_MINOR
#endif
/* MMC/SD minor numbers: The NSH device minor extended is extended to support
* two devices. If CONFIG_NSH_MMCSDMINOR is zero, these will be: /dev/mmcsd0
* and /dev/mmcsd1.
*/
#ifndef CONFIG_NSH_MMCSDMINOR
# define CONFIG_NSH_MMCSDMINOR 0
#endif
#ifdef HAVE_HSMCI
# define HSMCI0_SLOTNO 0
# define HSMCI1_SLOTNO 1
# ifdef CONFIG_SAMA5_HSMCI0
# define HSMCI0_MINOR CONFIG_NSH_MMCSDMINOR
# define HSMCI1_MINOR (CONFIG_NSH_MMCSDMINOR+1)
# else
# define HSMCI1_MINOR CONFIG_NSH_MMCSDMINOR
# endif
#else
#endif
/* USB Host / USB Device */
/* Either CONFIG_SAMA5_UHPHS or CONFIG_SAMA5_UDPHS must be defined, or there is
* no USB of any kind.
*/
#if !defined(CONFIG_SAMA5_UHPHS)
# undef CONFIG_SAMA5_OHCI
# undef CONFIG_SAMA5_EHCI
#endif
#if !defined(CONFIG_SAMA5_UDPHS)
# undef HAVE_USBDEV
#endif
/* CONFIG_USBDEV and CONFIG_USBHOST must also be defined */
#if !defined(CONFIG_USBDEV)
# undef HAVE_USBDEV
#endif
#if defined(CONFIG_USBHOST)
# if !defined(CONFIG_SAMA5_OHCI) && !defined(CONFIG_SAMA5_EHCI)
# warning CONFIG_USBHOST is defined, but neither CONFIG_SAMA5_OHCI nor CONFIG_SAMA5_EHCI are defined
# endif
#else
# undef CONFIG_SAMA5_OHCI
# undef CONFIG_SAMA5_EHCI
#endif
#if !defined(CONFIG_SAMA5_OHCI) && !defined(CONFIG_SAMA5_EHCI)
# undef HAVE_USBHOST
#endif
/* Check if we should enable the USB monitor before starting NSH */
#ifndef CONFIG_SYSTEM_USBMONITOR
# undef HAVE_USBMONITOR
#endif
#ifndef HAVE_USBDEV
# undef CONFIG_USBDEV_TRACE
#endif
#ifndef HAVE_USBHOST
# undef CONFIG_USBHOST_TRACE
#endif
#if !defined(CONFIG_USBDEV_TRACE) && !defined(CONFIG_USBHOST_TRACE)
# undef HAVE_USBMONITOR
#endif
/* Networking */
#if !defined(CONFIG_NET) || (!defined(CONFIG_SAMA5_EMACA) && !defined(CONFIG_SAMA5_GMAC))
# undef HAVE_NETWORK
#endif
/* Audio */
/* PCM/WM8904 driver */
#ifndef CONFIG_AUDIO_WM8904
# undef HAVE_WM8904
#endif
#ifdef HAVE_WM8904
# ifndef CONFIG_SAMA5_TWI0
# warning CONFIG_SAMA5_TWI0 is required for audio support
# undef HAVE_WM8904
# endif
# ifndef CONFIG_SAMA5_SSC0
# warning CONFIG_SAMA5_SSC0 is required for audio support
# undef HAVE_WM8904
# endif
# if !defined(CONFIG_SAMA5_PIOD_IRQ)
# warning CONFIG_SAMA5_PIOD_IRQ is required for audio support
# undef HAVE_HSMCI
# endif
# ifndef CONFIG_AUDIO_FORMAT_PCM
# warning CONFIG_AUDIO_FORMAT_PCM is required for audio support
# undef HAVE_WM8904
# endif
# ifndef CONFIG_SAMA5D3xEK_WM8904_I2CFREQUENCY
# warning Defaulting to maximum WM8904 I2C frequency
# define CONFIG_SAMA5D3xEK_WM8904_I2CFREQUENCY 400000
# endif
# if CONFIG_SAMA5D3xEK_WM8904_I2CFREQUENCY > 400000
# warning WM8904 I2C frequency cannot exceed 400KHz
# undef CONFIG_SAMA5D3xEK_WM8904_I2CFREQUENCY
# define CONFIG_SAMA5D3xEK_WM8904_I2CFREQUENCY 400000
# endif
#endif
/* Camera */
#define OV2640_BUS 1
#ifndef CONFIG_SAMA5D3xEK_OV2640_DEMO
# undef HAVE_CAMERA
#endif
#if defined(HAVE_CAMERA) && !defined(CONFIG_SAMA5_ISI)
# warning OV2640 camera demo requires CONFIG_SAMA5_ISI
# undef HAVE_CAMERA
#endif
#if defined(HAVE_CAMERA) && !defined(CONFIG_SAMA5_TWI1)
# warning OV2640 camera demo requires CONFIG_SAMA5_TWI1
# undef HAVE_CAMERA
#endif
/* procfs File System */
#ifdef CONFIG_FS_PROCFS
# ifdef CONFIG_NSH_PROC_MOUNTPOINT
# define SAMA5_PROCFS_MOUNTPOINT CONFIG_NSH_PROC_MOUNTPOINT
# else
# define SAMA5_PROCFS_MOUNTPOINT "/proc"
# endif
#endif
/* LEDs *****************************************************************************/
/* There are two LEDs on the SAMA5D3 series-CM board that can be controlled
* by software. A blue LED is controlled via PIO pins. A red LED normally
* provides an indication that power is supplied to the board but can also
* be controlled via software.
*
* PE25. This blue LED is pulled high and is illuminated by pulling PE25
* low.
*
* PE24. The red LED is also pulled high but is driven by a transistor so
* that it is illuminated when power is applied even if PE24 is not
* configured as an output. If PE24 is configured as an output, then the
* LCD is illuminated by a high output.
*
* N.B. PE24 Drives the RED Led on the CM (SODIMM200), but unfortunately
* it is also connected to ISI_RST on the MB (Main Board) and controlling
* it will reset a Camera connected to the ISI
*/
#define PIO_BLUE (PIO_OUTPUT | PIO_CFG_PULLUP | PIO_OUTPUT_SET | \
PIO_PORT_PIOE | PIO_PIN25)
#ifndef CONFIG_SAMA5D3xEK_NOREDLED
# define PIO_RED (PIO_OUTPUT | PIO_CFG_PULLUP | PIO_OUTPUT_CLEAR | \
PIO_PORT_PIOE | PIO_PIN24)
#endif
/* Buttons **************************************************************************/
/* There are five push button switches on the SAMA5D3X-EK base board:
*
* 1. One Reset, board reset (BP1)
* 2. One Wake up, push button to bring the processor out of low power mode
* (BP2)
* 3. One User momentary Push Button
* 4. One Disable CS Push Button
*
* Only the momentary push button is controllable by software (labeled
* "PB_USER1" on the board):
*
* - PE27. Pressing the switch connects PE27 to ground. Therefore, PE27
* must be pulled high internally. When the button is pressed the SAMA5
* will sense "0" is on PE27.
*/
#define PIO_USER1 (PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
PIO_INT_BOTHEDGES | PIO_PORT_PIOE | PIO_PIN27)
#define IRQ_USER1 SAM_IRQ_PE27
/* HSMCI Card Slots *****************************************************************/
/* The SAMA5D3x-EK provides a two SD memory card slots: (1) a full size SD card
* slot (J7 labeled MCI0), and (2) a microSD memory card slot (J6 labeled MCI1).
*
* The full size SD card slot connects via HSMCI0. The card detect discrete
* is available on PB17 (pulled high). The write protect descrete is tied to
* ground (via PP6) and not available to software. The slot supports 8-bit
* wide transfer mode, but the NuttX driver currently uses only the 4-bit
* wide transfer mode
*
* PD17 MCI0_CD
* PD1 MCI0_DA0
* PD2 MCI0_DA1
* PD3 MCI0_DA2
* PD4 MCI0_DA3
* PD5 MCI0_DA4
* PD6 MCI0_DA5
* PD7 MCI0_DA6
* PD8 MCI0_DA7
* PD9 MCI0_CK
* PD0 MCI0_CDA
*/
#define PIO_MCI0_CD (PIO_INPUT | PIO_CFG_DEFAULT | PIO_CFG_DEGLITCH | \
PIO_INT_BOTHEDGES | PIO_PORT_PIOD | PIO_PIN17)
#define IRQ_MCI0_CD SAM_IRQ_PD17
/* The microSD connects vi HSMCI1. The card detect discrete is available on
* PB18 (pulled high):
*
* PD18 MCI1_CD
* PB20 MCI1_DA0
* PB21 MCI1_DA1
* PB22 MCI1_DA2
* PB23 MCI1_DA3
* PB24 MCI1_CK
* PB19 MCI1_CDA
*/
#define PIO_MCI1_CD (PIO_INPUT | PIO_CFG_DEFAULT | PIO_CFG_DEGLITCH | \
PIO_INT_BOTHEDGES | PIO_PORT_PIOD | PIO_PIN18)
#define IRQ_MCI1_CD SAM_IRQ_PD18
/* USB Ports ************************************************************************/
/* The SAMA5D3 series-MB features three USB communication ports:
*
* 1. Port A Host High Speed (EHCI) and Full Speed (OHCI) multiplexed with
* USB Device High Speed Micro AB connector, J20
*
* 2. Port B Host High Speed (EHCI) and Full Speed (OHCI) standard type A
* connector, J19 upper port
*
* 3. Port C Host Full Speed (OHCI) only standard type A connector, J19
* lower port
*
* All three USB host ports are equipped with 500 mA high-side power switch
* for self-powered and buspowered applications. The USB device port feature
* VBUS inserts detection function.
*
* Port A
*
* PIO Signal Name Function
* ---- ----------- -------------------------------------------------------
* PD29 VBUS_SENSE VBus detection
* PD25 EN5V_USBA VBus power enable (via MN15 AIC1526 Dual USB High-Side
* Power Switch. The other channel of the switch is for
* the LCD)
*/
#define PIO_USBA_VBUS_SENSE \
(PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
PIO_INT_BOTHEDGES | PIO_PORT_PIOD | PIO_PIN29)
#define IRQ_USBA_VBUS_SENSE \
SAM_IRQ_PD29
#define PIO_USBA_VBUS_ENABLE \
(PIO_OUTPUT | PIO_CFG_DEFAULT | PIO_OUTPUT_CLEAR | \
PIO_PORT_PIOD | PIO_PIN25)
/* Port B
*
* PIO Signal Name Function
* ---- ----------- -------------------------------------------------------
* PD26 EN5V_USBB VBus power enable (via MN14 AIC1526 Dual USB High-Side
* Power Switch). To the A1 pin of J19 Dual USB A
* connector
*/
#define PIO_USBB_VBUS_ENABLE \
(PIO_OUTPUT | PIO_CFG_DEFAULT | PIO_OUTPUT_CLEAR | \
PIO_PORT_PIOD | PIO_PIN26)
/* Port C
*
* PIO Signal Name Function
* ---- ----------- -------------------------------------------------------
* PD27 EN5V_USBC VBus power enable (via MN14 AIC1526 Dual USB High-Side
* Power Switch). To the B1 pin of J19 Dual USB A
* connector
*/
#define PIO_USBC_VBUS_ENABLE \
(PIO_OUTPUT | PIO_CFG_DEFAULT | PIO_OUTPUT_CLEAR | \
PIO_PORT_PIOD | PIO_PIN27)
/* Both Ports B and C
*
* PIO Signal Name Function
* ---- ----------- -------------------------------------------------------
* PD28 OVCUR_USB Combined overrcurrent indication from port A and B
*/
#define PIO_USBBC_VBUS_OVERCURRENT \
(PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
PIO_INT_BOTHEDGES | PIO_PORT_PIOD | PIO_PIN28)
#define IRQ_USBBC_VBUS_OVERCURRENT \
SAM_IRQ_PD28
/* Ethernet */
#ifdef CONFIG_SAMA5_EMACA
/* ETH1: Ethernet 10/100 (EMAC A) Port
*
* The main board contains a MICREL PHY device (KSZ8051) operating at 10/100 Mbps.
* The board supports MII and RMII interface modes.
*
* The two independent PHY devices embedded on CM and MB boards are connected to
* independent RJ-45 connectors with built-in magnetic and status LEDs.
*
* At the De-Assertion of Reset:
* PHY ADD[2:0]:001
* CONFIG[2:0]:001,Mode:RMII
* Duplex Mode:Half Duplex
* Isolate Mode:Disable
* Speed Mode:100Mbps
* Nway Auto-Negotiation:Enable
*
* The KSZ8051 PHY interrupt is available on PE30 INT_ETH1. The sense of
* the interrupt is configurable but is, by default, active low.
*/
#define PIO_INT_ETH1 (PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
PIO_INT_FALLING | PIO_PORT_PIOE | PIO_PIN30)
#define IRQ_INT_ETH1 SAM_IRQ_PE30
#endif
#ifdef CONFIG_SAMA5_GMAC
/* ETH0: Tri-Speed Ethernet PHY
*
* The SAMA5D3 series-CM board is equipped with a MICREL PHY devices (MICREL
* KSZ9021/31) operating at 10/100/1000 Mbps. The board supports RGMII interface
* mode. The Ethernet interface consists of 4 pairs of low voltage differential
* pair signals designated from GRX<52> and GTx<54> plus control signals for link
* activity indicators. These signals can be used to connect to a 10/100/1000
* BaseT RJ45 connector integrated on the main board.
*
* The KSZ9021/31 interrupt is available on PB35 INT_GETH0. The sense of
* the interrupt is configurable but is, by default, active low.
*/
#define PIO_INT_ETH0 (PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
PIO_INT_FALLING | PIO_PORT_PIOB | PIO_PIN25)
#define IRQ_INT_ETH0 SAM_IRQ_PB25
#endif
/* WM8904 Audio Codec ***************************************************************/
/* SAMA5D3-EK Interface
* ------------- ---------------- -----------------
* WM8904 SAMA5D3 NuttX Pin Name
* ------------- ---------------- -----------------
* 3 SDA PA30 TWD0 PIO_TWI0_D
* 2 SCLK PA31 TWCK0 PIO_TWI0_CK
* 28 MCLK PD30 PCK0 PIO_PMC_PCK0
* 29 BCLK/GPIO4 PC16 TK PIO_SSC0_TK
* "" " " PC19 RK PIO_SSC0_RK
* 30 LRCLK PC17 TF PIO_SSC0_TF
* "" " " PC20 RF PIO_SSC0_RF
* 31 ADCDAT PC21 RD PIO_SSC0_RD
* 32 DACDAT PC18 TD PIO_SSC0_TD
* 1 IRQ/GPIO1 PD16 INT_AUDIO N/A
* ------------- ---------------- -----------------
*/
/* Audio Interrupt. All interrupts are default, active high level. Pull down
* internally in the WM8904. So we want no pull-up/downs and we want to
* interrupt on the high level.
*/
#define PIO_INT_WM8904 (PIO_INPUT | PIO_CFG_DEFAULT | PIO_CFG_DEGLITCH | \
PIO_INT_HIGHLEVEL | PIO_PORT_PIOD | PIO_PIN16)
#define IRQ_INT_WM8904 SAM_IRQ_PD16
/* The MW8904 communicates on TWI0, I2C address 0x1a for control operations */
#define WM8904_TWI_BUS 0
#define WM8904_I2C_ADDRESS 0x1a
/* The MW8904 transfers data on SSC0 */
#define WM8904_SSC_BUS 0
/* SPI Chip Selects *****************************************************************/
/* Both the Ronetix and Embest versions of the SAMAD3x CPU modules include an
* Atmel AT25DF321A, 32-megabit, 2.7-volt SPI serial flash. The SPI
* connection is as follows:
*
* AT25DF321A SAMA5
* --------------- -----------------------------------------------
* SI PD11 SPI0_MOSI
* SO PD10 SPI0_MIS0
* SCK PD12 SPI0_SPCK
* /CS PD13 via NL17SZ126 if JP1 is closed (See below)
*
* JP1 and JP2 seem to related to /CS on the Ronetix board, but the usage is
* less clear. For the Embest module, JP1 must be closed to connect /CS to
* PD13; on the Ronetix schematic, JP11 seems only to bypass a resistor (may
* not be populated?). I think closing JP1 is correct in either case.
*/
#define PIO_AT25_NPCS0 (PIO_OUTPUT | PIO_CFG_PULLUP | PIO_OUTPUT_SET | \
PIO_PORT_PIOD | PIO_PIN13)
#define AT25_PORT SPI0_CS0
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: sam_spidev_initialize
*
* Description:
* Called to configure SPI chip select PIO pins for the SAMA5D3x-EK board.
*
************************************************************************************/
#if defined(CONFIG_SAMA5_SPI0) || defined(CONFIG_SAMA5_SPI1)
void weak_function sam_spidev_initialize(void);
#endif
/************************************************************************************
* Name: sam_sdram_config
*
* Description:
* Configures DDR2 (MT47H128M16RT 128MB or, optionally, MT47H64M16HR)
*
* Per the SAMA5D3x-EK User guide: "Two SDRAM/DDR2 used as main system memory.
* MT47H128M16 - 2 Gb - 16 Meg x 16 x 8 banks, the board provides up to 2 Gb on-
* board, soldered DDR2 SDRAM. The memory bus is 32 bits wide and operates with
* up to 166 MHz."
*
* From the Atmel Code Example:
* MT47H64M16HR : 8 Meg x 16 x 8 banks
* Refresh count: 8K
* Row address: A[12:0] (8K)
* Column address A[9:0] (1K)
* Bank address BA[2:0] a(24,25) (8)
*
* This logic was taken from Atmel sample code for the SAMA5D3x-EK.
*
* Input Parameters:
* None
*
* Assumptions:
* The DDR memory regions is configured as strongly ordered memory. When we
* complete initialization of SDRAM and it is ready for use, we will make DRAM
* into normal memory.
*
************************************************************************************/
#if defined(CONFIG_SAMA5_DDRCS) && !defined(CONFIG_SAMA5_BOOT_SDRAM)
void sam_sdram_config(void);
#else
# define sam_sdram_config()
#endif
/****************************************************************************
* Name: sam_nand_automount
*
* Description:
* Initialize and configure the NAND on CS3
*
****************************************************************************/
#ifdef HAVE_NAND
int sam_nand_automount(int minor);
#endif
/****************************************************************************
* Name: sam_at25_automount
*
* Description:
* Initialize and configure the AT25 serial FLASH
*
****************************************************************************/
#ifdef HAVE_AT25
int sam_at25_automount(int minor);
#endif
/****************************************************************************
* Name: sam_at24_automount
*
* Description:
* Initialize and configure the AT24 serial EEPROM
*
****************************************************************************/
#ifdef HAVE_AT24
int sam_at24_automount(int minor);
#endif
/****************************************************************************
* Name: sam_hsmci_initialize
*
* Description:
* Initialize and configure one HSMCI slot
*
****************************************************************************/
#ifdef HAVE_HSMCI
int sam_hsmci_initialize(int slotno, int minor);
#endif
/************************************************************************************
* Name: sam_cardinserted
*
* Description:
* Check if a card is inserted into the selected HSMCI slot
*
************************************************************************************/
#ifdef HAVE_HSMCI
bool sam_cardinserted(int slotno);
#endif
/************************************************************************************
* Name: sam_writeprotected
*
* Description:
* Check if the card in the MMCSD slot is write protected
*
************************************************************************************/
#ifdef HAVE_HSMCI
bool sam_writeprotected(int slotno);
#endif
/************************************************************************************
* Name: sam_usbinitialize
*
* Description:
* Called from sam_usbinitialize very early in inialization to setup USB-related
* PIO pins for the SAMA5D3x-EK board.
*
************************************************************************************/
#if defined(CONFIG_SAMA5_UHPHS) || defined(CONFIG_SAMA5_UDPHS)
void weak_function sam_usbinitialize(void);
#endif
/****************************************************************************************************
* Name: stm32_usbhost_initialize
*
* Description:
* Called at application startup time to initialize the USB host functionality. This function will
* start a thread that will monitor for device connection/disconnection events.
*
****************************************************************************************************/
#ifdef HAVE_USBHOST
int sam_usbhost_initialize(void);
#endif
/************************************************************************************
* Name: sam_netinitialize
*
* Description:
* Configure board resources to support networking.
*
************************************************************************************/
#ifdef HAVE_NETWORK
void weak_function sam_netinitialize(void);
#endif
/****************************************************************************
* Name: sam_wm8904_initialize
*
* Description:
* This function is called by platform-specific, setup logic to configure
* and register the WM8904 device. This function will register the driver
* as /dev/wm8904[x] where x is determined by the minor device number.
*
* Input Parameters:
* minor - The input device minor number
*
* Returned Value:
* Zero is returned on success. Otherwise, a negated errno value is
* returned to indicate the nature of the failure.
*
****************************************************************************/
#ifdef HAVE_WM8904
int sam_wm8904_initialize(int minor);
#endif /* HAVE_WM8904 */
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_SAMA5D3X_EK_SRC_SAMA5D3X_EK_H */
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