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136 lines
5.3 KiB
136 lines
5.3 KiB
/************************************************************************************ |
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* configs/lm3s8962-ek/src/lm3s8962ek_internal.h |
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* arch/arm/src/board/lm3s8962ek_internal.n |
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* |
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* Copyright (C) 2010 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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************************************************************************************/ |
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#ifndef __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H |
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#define __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H |
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/************************************************************************************ |
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* Included Files |
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************************************************************************************/ |
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#include <nuttx/config.h> |
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#include <nuttx/compiler.h> |
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#include "chip.h" |
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/************************************************************************************ |
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* Definitions |
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************************************************************************************/ |
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/* How many SSI modules does this chip support? The LM3S8962 supports 1 SSI |
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* module (others may support more than 2 -- in such case, the following must be |
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* expanded). |
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*/ |
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#if LM3S_NSSI == 0 |
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# undef CONFIG_SSI0_DISABLE |
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# define CONFIG_SSI0_DISABLE 1 |
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# undef CONFIG_SSI1_DISABLE |
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# define CONFIG_SSI1_DISABLE 1 |
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#elif LM3S_NSSI == 1 |
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# undef CONFIG_SSI1_DISABLE |
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# define CONFIG_SSI1_DISABLE 1 |
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#endif |
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/* LM3S8962 Eval Kit ***************************************************************/ |
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/* GPIO Usage |
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* |
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* PIN SIGNAL EVB Function |
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* --- ----------- --------------------------------------- |
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* 26 PA0/U0RX Virtual COM port receive |
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* 27 PA1/U0TX Virtual COM port transmit |
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* 10 PD0/IDX0 SD card chip select |
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* 11 PD1/PWM1 Sound |
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* 30 PA4/SSI0RX SD card data out |
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* 31 PA5/SSI0TX SD card and OLED display data in |
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* 28 PA2/SSI0CLK SD card and OLED display clock |
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* 22 PC7/PHB0 OLED display data/control select |
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* 29 PA3/SSI0FSS OLED display chip select |
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* 73 PE1/PWM5 Down switch |
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* 74 PE2/PHB1 Left switch |
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* 72 PE0/PWM4 Up switch |
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* 75 PE3/PHA1 Right switch |
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* 61 PF1/IDX1 Select switch |
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* 47 PF0/PWM0 User LED |
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* 23 PC6/CCP3 Enable +15 V |
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*/ |
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/* GPIO for microSD card chip select: |
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* - PD0: SD card chip select (CARDCSn) |
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*/ |
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#define SDCCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \ |
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GPIO_VALUE_ONE | GPIO_PORTD | 0) |
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/* GPIO for single LED: |
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* - PF0: User LED |
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*/ |
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#define LED_GPIO (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | 0) |
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/* GPIOs for OLED: |
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* - PC7: OLED display data/control select (D/Cn) |
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* - PA3: OLED display chip select (CSn) |
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* - PC6: Enable +15V needed by OLED (EN+15V) |
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*/ |
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#define OLEDDC_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \ |
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GPIO_VALUE_ONE | GPIO_PORTC | 7) |
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#define OLEDCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \ |
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GPIO_VALUE_ONE | GPIO_PORTA | 3) |
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#define OLEDEN_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \ |
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GPIO_VALUE_ONE | GPIO_PORTC | 6) |
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/************************************************************************************ |
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* Public Functions |
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************************************************************************************/ |
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#ifndef __ASSEMBLY__ |
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/************************************************************************************ |
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* Name: lm3s_ssiinitialize |
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* |
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* Description: |
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* Called to configure SPI chip select GPIO pins for the LM3S8962 Eval Kit. |
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* |
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************************************************************************************/ |
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extern void weak_function lm3s_ssiinitialize(void); |
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#endif /* __ASSEMBLY__ */ |
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#endif /* __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H */ |
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