108 lines
3.9 KiB
C
108 lines
3.9 KiB
C
/****************************************************************************
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* boards/xtensa/esp32/esp32-sparrow-kit/include/board.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_XTENSA_ESP32_ESP32_SPARROW_KIT_INCLUDE_BOARD_H
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#define __BOARDS_XTENSA_ESP32_ESP32_SPARROW_KIT_INCLUDE_BOARD_H
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Clocking *****************************************************************/
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/* The ESP32 Wrover kit board uses a 40MHz crystal oscillator. */
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#define BOARD_XTAL_FREQUENCY 40000000
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#ifdef CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ
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# define BOARD_CLOCK_FREQUENCY (CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ * 1000000)
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#else
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# define BOARD_CLOCK_FREQUENCY 80000000
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#endif
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/* GPIO definitions *********************************************************/
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/* Display */
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#define DISPLAY_SPI 2
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#define DISPLAY_DC 21
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#define DISPLAY_RST 18
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#define DISPLAY_BCKL 5
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/* LED definitions **********************************************************/
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/* Define how many LEDs this board has (needed by userleds) */
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#define BOARD_LED1 0
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#define BOARD_LED2 1
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#define BOARD_LED3 2
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#define BOARD_NLEDS 3
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#define BOARD_LED_RED BOARD_LED1
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#define BOARD_LED_GREEN BOARD_LED2
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#define BOARD_LED_BLUE BOARD_LED3
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/* LED bits for use with autoleds */
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#define BOARD_LED1_BIT (1 << BOARD_LED1)
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#define BOARD_LED2_BIT (1 << BOARD_LED2)
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#define BOARD_LED3_BIT (1 << BOARD_LED3)
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/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 3 LEDs on
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* board the ESP-SPARROW-KIT. The following definitions describe how
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* NuttX controls the LEDs:
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*/
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/* These values index an array that contains the bit definitions for the
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* correct LEDs (see esp32_autoleds.c).
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*/
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#define LED_STARTED 0 /* LED2 */
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#define LED_HEAPALLOCATE 1 /* LED3 */
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#define LED_IRQSENABLED 2 /* LED3 + LED2 */
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#define LED_STACKCREATED 3 /* LED3 */
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#define LED_INIRQ 4 /* LED1 + LED3 */
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#define LED_SIGNAL 5 /* LED2 + LED3 */
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#define LED_ASSERTION 6 /* LED1 + LED2 + LED3 */
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#define LED_PANIC 7 /* LED1 + N/C + N/C */
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/* The values below are used only to distinguish between the CPUs.
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* The LEDs are actually mapped as:
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* CPU0 -> GPIO_LED1 (Red LED)
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* CPU1 -> GPIO_LED2 (Green LED)
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* Note that from the previous list only LED_HEAPALLOCATE will still be
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* valid. This is to avoid collisions and to keep a way to show a successful
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* heap allocation. The LED used is still LED3 (Blue LED).
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*/
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#ifdef CONFIG_ARCH_LEDS_CPU_ACTIVITY
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# define LED_CPU0 8
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# define LED_CPU1 9
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# define LED_CPU (LED_CPU0 + up_cpu_index())
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#endif
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/* GPIO pins used by the GPIO Subsystem */
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#define BOARD_NGPIOIN 1 /* Amount of GPIO Input pins */
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#define BOARD_NGPIOOUT 1 /* Amount of GPIO Output pins */
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#define BOARD_NGPIOINT 1 /* Amount of GPIO Input w/ Interruption pins */
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#endif /* __BOARDS_XTENSA_ESP32_ESP32_SPARROW_KIT_INCLUDE_BOARD_H */
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