/************************************************************************************ * configs/sam3uek_eval/src/sam3u-ek.h * * Copyright (C) 2009-2011, 2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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_SAM3U_EK_SRC_SAM3U_EK_H #define __CONFIGS_SAM3U_EK_SRC_SAM3U_EK_H /************************************************************************************ * Included Files ************************************************************************************/ #include #include #include #include #include #include "chip/sam_pinmap.h" /************************************************************************************ * Definitions ************************************************************************************/ /* External Memory Usage ************************************************************/ /* LCD on CS2 */ #define LCD_BASE SAM_EXTCS2_BASE /* Touchscreen controller (TSC) */ #define CONFIG_TSC_ADS7843 1 /* ADS7843 present on board */ #define CONFIG_TSC_SPI 0 /* On SPI0 */ /* SAM3U-EK GPIO Pin Definitions ****************************************************/ /* LCD: * LCD Module Pin Out: AT91SAM3U PIO: * -------------------------------------------- -------------------------------------- * Pin Symbol Function LCD PeriphA PeriphB Extra * ---- ------ -------------------------------- -------------- -------- ------- ------ * 1 GND Ground N/A --- --- --- * 2 CS Chip Select PC16 NCS2 PWML3 AD12BAD5 * 3 RS Register select signal PB8 (see A1) CTS0 A1 AD3 * 4 WR Write operation signal PB23 (NWE) NWR0/NEW PCK1 --- * 5 RD Read operation signal PB19 (NRD) NRD PWML2 --- * 6 DB0 Data bus PB9 D0 DTR0 --- * 7 DB1 Data bus PB10 D1 DSR0 --- * 8 DB2 Data bus PB11 D2 DCD0 --- * 9 DB3 Data bus PB12 D3 RI0 --- * 10 DB4 Data bus PB13 D4 PWMH0 --- * 11 DB5 Data bus PB14 D5 PWMH1 --- * 12 DB6 Data bus PB15 D6 PWMH2 --- * 13 DB7 Data bus PB16 D7 PMWH3 --- * 14 DB8 Data bus PB25 D8 PWML0 --- * 15 DB9 Data bus PB26 D9 PWML1 --- * 16 DB10 Data bus PB27 D10 PWML2 --- * 17 DB11 Data bus PB28 D11 PWML3 --- * 18 DB12 Data bus PB29 D12 --- --- * 19 DB13 Data bus PB30 D13 --- --- * 20 DB14 Data bus PB31 D14 --- --- * 21 DB15 Data bus PB6 TIOA1 D15 AD1 * 22 NC No connection N/A --- --- --- * 23 NC No connection N/A --- --- --- * 24 RESET Reset signal N/A --- --- --- * 25 GND Ground N/A --- --- --- * 26 X+ Touch panel X_RIGHT PA15 SPCK PWMH2 --- * 27 Y+ Touch panel Y_UP PA14 MOSI --- --- * 28 X- Touch panel X_LEFT PA13 MISO --- --- * 29 Y- Touch panel Y_DOWN PC14 A3 NPCS2 --- * 30 GND Ground N/A --- --- --- * 31 VDD1 Power supply for digital IO Pad N/A --- --- --- * 32 VDD2 Power supply for analog circuit N/A --- --- --- * 33 A1 Power supply for backlight PB8 (see RS) CTS0 A1 AD3 * 34 A2 Power supply for backlight N/A --- --- --- * 35 A3 Power supply for backlight N/A --- --- --- * 36 A4 Power supply for backlight N/A --- --- --- * 37 NC No connection N/A --- --- --- * 38 NC No connection N/A --- --- --- * 39 K Backlight ground N/A --- --- --- */ #define GPIO_LCD_NCS2 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOC|GPIO_PIN16) #define GPIO_LCD_RS (GPIO_PERIPHB|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN8) #define GPIO_LCD_NWE (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN23) #define GPIO_LCD_NRD (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN19) #define GPIO_LCD_D0 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN9) #define GPIO_LCD_D1 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN10) #define GPIO_LCD_D2 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN11) #define GPIO_LCD_D3 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN12) #define GPIO_LCD_D4 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN13) #define GPIO_LCD_D5 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN14) #define GPIO_LCD_D6 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN15) #define GPIO_LCD_D7 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN16) #define GPIO_LCD_D8 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN25) #define GPIO_LCD_D9 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN26) #define GPIO_LCD_D10 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN27) #define GPIO_LCD_D11 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN28) #define GPIO_LCD_D12 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN29) #define GPIO_LCD_D13 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN30) #define GPIO_LCD_D14 (GPIO_PERIPHA|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN31) #define GPIO_LCD_D15 (GPIO_PERIPHB|GPIO_CFG_PULLUP|GPIO_PORT_PIOB|GPIO_PIN6) /* LCD Backlight pin definition. */ #define GPIO_LCD_BKL (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_OUTPUT_CLEAR|GPIO_PORT_PIOC|GPIO_PIN19) /* Touchscreen controller (TSC) * * BUSY is high impedance when CS is high (not selected). When CS is * is low, BUSY is active high. Since the pin is pulled up, it will appear * busy if CS is not selected. */ #define GPIO_TCS_IRQ (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN24) #define GPIO_TCS_BUSY (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN2) #define SAM_TCS_IRQ SAM_IRQ_PA24 /* LEDs */ #define GPIO_LED0 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_CLEAR|GPIO_PIN0) #define GPIO_LED1 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_SET|GPIO_PIN1) #define GPIO_LED2 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_SET|GPIO_PIN2) /* BUTTONS */ #define GPIO_BUTTON1 (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_CFG_DEGLITCH|GPIO_PORT_PIOA|GPIO_PIN18) #define GPIO_BUTTON2 (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_CFG_DEGLITCH|GPIO_PORT_PIOA|GPIO_PIN19) #define IRQ_BUTTON1 SAM_IRQ_PA18 #define IRQ_BUTTON2 SAM_IRQ_PA19 /* SD Card Detect */ #define GPIO_MCI_CD (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN25) /* SPI Chip Selects */ /* Chip select pin connected to the touchscreen controller and to the ZigBee module * connector. Notice that the touchscreen chip select is implemented as a GPIO * OUTPUT that must be controlled by board-specific. This is because the ADS7843E * driver must be able to sample the device BUSY GPIO input between SPI transfers. * However, the AD7843E will tri-state the BUSY input whenever the chip select is * de-asserted. So the only option is to control the chip select manually and hold * it low throughout the SPI transfer. */ #define GPIO_TSC_NPCS2 (GPIO_OUTPUT|GPIO_CFG_PULLUP|GPIO_OUTPUT_SET|\ GPIO_PORT_PIOC|GPIO_PIN14) /************************************************************************************ * Public Types ************************************************************************************/ /************************************************************************************ * Public data ************************************************************************************/ #ifndef __ASSEMBLY__ /************************************************************************************ * Public Functions ************************************************************************************/ /************************************************************************************ * Name: sam_spiinitialize * * Description: * Called to configure SPI chip select GPIO pins for the SAM3U-EK board. * ************************************************************************************/ extern void weak_function sam_spiinitialize(void); /************************************************************************************ * Name: sam_usbinitialize * * Description: * Called to setup USB-related GPIO pins for the SAM3U-EK board. * ************************************************************************************/ extern void weak_function sam_usbinitialize(void); /**************************************************************************** * Name: sam_hsmciinit * * Description: * Initialize HSMCI support * ****************************************************************************/ #ifdef CONFIG_SAM34_HSMCI extern int weak_function sam_hsmciinit(void); #else # define sam_hsmciinit() #endif /**************************************************************************** * Name: up_ledinit ****************************************************************************/ #ifdef CONFIG_ARCH_LEDS void up_ledinit(void); #endif /**************************************************************************** * Name: sam_cardinserted * * Description: * Check if a card is inserted into the selected HSMCI slot * ****************************************************************************/ #ifdef CONFIG_SAM34_HSMCI extern bool sam_cardinserted(unsigned char slot); #else # define sam_cardinserted(slot) (false) #endif /**************************************************************************** * Name: sam_writeprotected * * Description: * Check if a card is inserted into the selected HSMCI slot * ****************************************************************************/ #ifdef CONFIG_SAM34_HSMCI extern bool sam_writeprotected(unsigned char slot); #else # define sam_writeprotected(slot) (false) #endif #endif /* __ASSEMBLY__ */ #endif /* __CONFIGS_SAM3U_EK_SRC_SAM3U_EK_H */