001b3b137d
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5498 42af7a65-404d-4744-a932-0658087f49c3
138 lines
5.1 KiB
C
138 lines
5.1 KiB
C
/************************************************************************************
|
|
* configs/lm3s8962-ek/src/lm3s8962ek_internal.h
|
|
* arch/arm/src/board/lm3s8962ek_internal.n
|
|
*
|
|
* Copyright (C) 2010 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_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H
|
|
#define __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H
|
|
|
|
/************************************************************************************
|
|
* Included Files
|
|
************************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
#include <nuttx/compiler.h>
|
|
|
|
#include "chip.h"
|
|
#include "lm_gpio.h"
|
|
|
|
/************************************************************************************
|
|
* Definitions
|
|
************************************************************************************/
|
|
|
|
/* How many SSI modules does this chip support? The LM3S8962 supports 1 SSI
|
|
* module (others may support more than 2 -- in such case, the following must be
|
|
* expanded).
|
|
*/
|
|
|
|
#if LM_NSSI == 0
|
|
# undef CONFIG_SSI0_DISABLE
|
|
# define CONFIG_SSI0_DISABLE 1
|
|
# undef CONFIG_SSI1_DISABLE
|
|
# define CONFIG_SSI1_DISABLE 1
|
|
#elif LM_NSSI == 1
|
|
# undef CONFIG_SSI1_DISABLE
|
|
# define CONFIG_SSI1_DISABLE 1
|
|
#endif
|
|
|
|
/* LM3S8962 Eval Kit ***************************************************************/
|
|
|
|
/* GPIO Usage
|
|
*
|
|
* PIN SIGNAL EVB Function
|
|
* --- ----------- ---------------------------------------
|
|
* 26 PA0/U0RX Virtual COM port receive
|
|
* 27 PA1/U0TX Virtual COM port transmit
|
|
* 10 PD0/IDX0 SD card chip select
|
|
* 11 PD1/PWM1 Sound
|
|
* 30 PA4/SSI0RX SD card data out
|
|
* 31 PA5/SSI0TX SD card and OLED display data in
|
|
* 28 PA2/SSI0CLK SD card and OLED display clock
|
|
* 22 PC7/PHB0 OLED display data/control select
|
|
* 29 PA3/SSI0FSS OLED display chip select
|
|
* 73 PE1/PWM5 Down switch
|
|
* 74 PE2/PHB1 Left switch
|
|
* 72 PE0/PWM4 Up switch
|
|
* 75 PE3/PHA1 Right switch
|
|
* 61 PF1/IDX1 Select switch
|
|
* 47 PF0/PWM0 User LED
|
|
* 23 PC6/CCP3 Enable +15 V
|
|
*/
|
|
|
|
/* GPIO for microSD card chip select:
|
|
* - PD0: SD card chip select (CARDCSn)
|
|
*/
|
|
|
|
#define SDCCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
|
|
GPIO_VALUE_ONE | GPIO_PORTD | 0)
|
|
|
|
/* GPIO for single LED:
|
|
* - PF0: User LED
|
|
*/
|
|
|
|
#define LED_GPIO (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | 0)
|
|
|
|
/* GPIOs for OLED:
|
|
* - PC7: OLED display data/control select (D/Cn)
|
|
* - PA3: OLED display chip select (CSn)
|
|
* - PC6: Enable +15V needed by OLED (EN+15V)
|
|
*/
|
|
|
|
#define OLEDDC_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \
|
|
GPIO_VALUE_ONE | GPIO_PORTC | 7)
|
|
#define OLEDCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
|
|
GPIO_VALUE_ONE | GPIO_PORTA | 3)
|
|
#define OLEDEN_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \
|
|
GPIO_VALUE_ONE | GPIO_PORTC | 6)
|
|
|
|
/************************************************************************************
|
|
* Public Functions
|
|
************************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/************************************************************************************
|
|
* Name: lm_ssiinitialize
|
|
*
|
|
* Description:
|
|
* Called to configure SPI chip select GPIO pins for the LM3S8962 Eval Kit.
|
|
*
|
|
************************************************************************************/
|
|
|
|
extern void weak_function lm_ssiinitialize(void);
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H */
|
|
|