170 lines
5.7 KiB
C
170 lines
5.7 KiB
C
/****************************************************************************
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* boards/arm/str71x/olimex-strp711/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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/****************************************************************************
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* Features:
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*
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* - MCU: STR711FR2T6 16/32 bit ARM7TDMI™ with 256K Bytes Program Flash,
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* 64K Bytes RAM, USB 2.0, RTC, 12 bit ADC, 4x UARTs, 2x I2C,2x SPI,
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* 5x 32bit TIMERS, 2x PWM, 2x CCR, WDT, up to 50MHz operation
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* - Standard JTAG connector with ARM 2x10 pin layout for programming/
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* debugging with ARM-JTAG
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* - USB connector
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* - Two channel RS232 interface and drivers
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* - SD/MMC card connector
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* - Two buttons
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* - Trimpot connected to ADC
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* - Two status LEDs
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* - Buzzer
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* - UEXT - 10 pin extension connector for Olimex addon peripherals like MP3,
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* RF2.4Ghz, RFID etc. modules
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* - 2x SPI connectors
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* - I2C connector
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* - On board voltage regulator 3.3V with up to 800mA current
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* - Single power supply: 6V AC or DC required, USB port can power the board
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* - Power supply LED
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* - Power supply filtering capacitor
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* - RESET circuit
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* - RESET button
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* - 4 MHz crystal oscillator
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* - 32768 Hz crystal and RTC
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_STR71X_OLIMEX_STRP711_INCLUDE_BOARD_H
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#define __BOARDS_ARM_STR71X_OLIMEX_STRP711_INCLUDE_BOARD_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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#include "chip.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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/* Main Oscillator Frequency = 4MHz */
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#define STR71X_RCCU_MAIN_OSC (4000000)
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/* RTC Oscillator Frequency = 32,768 Hz */
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#define STR71X_RCCU_RTC_OSC (32768)
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/* HCLK driving PLL2 */
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#define STR71X_PCU_HCLK_OSC (4000000) /* ? */
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/* PLL1 Setup:
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*
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* PLL1 input clock: CLK2 = Main OSC = 4MHz
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* PLL1 output clock: PLL1OUT = 16 * CLK2 / 2 = 32MHz
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* PLL1 output: CLK3 = PLL1OUT = 32MHz (hard coded selection)
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* RCLK = CLK3 = 32MHz (hard coded selection)
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* APB1 peripheral clock: PCLK1 = RCLK = 32MHz
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* APB2 peripheral clock: PCLK2 = RCLK = 32MHz
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* Main system clock: MCLK = RCLK = 32MHz
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*/
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#undef STR71X_PLL1IN_DIV2 /* Don't divide main OSC by two */
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#define STR71X_PLL1OUT_MUL 16 /* PLL1OUT = 16 * CLK2 */
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#define STR71X_PLL1OUT_DIV 2 /* PLL1OUT = CLK2 / 2 */
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#define STR71X_APB1_DIV 1 /* PCLK1 = RCLK */
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#define STR71X_APB2_DIV 1 /* PCLK2 = RCLK */
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#define STR71X_MCLK_DIV 1 /* MCLK = RCLK */
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/* PLL2 Setup -- only needed for HDLC or USB
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*
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* USB input: USB clock
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* HCLK = 4MHz?
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* USB clock = 12 * HCLK / 1 = 48 MHz
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*/
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#undef STR71X_USBIN_PLL2 /* USB input is USB clock */
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#define STR71X_PLL2OUT_MUL 12 /* PLL2OUT = 12 * HCLK */
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#define STR71X_PLL2OUT_DIV 1 /* PLL2OUT = HCLK / 1 */
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/* LED definitions **********************************************************/
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/* The Olimex board has only two LEDs, so following states are faked as
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* follows
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*
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* SET CLEAR
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* LED_STARTED (none) (n/a)
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* LED_HEAPALLOCATE LED1 (n/a)
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* LED_IRQSENABLED LED1 (n/a)
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* LED_STACKCREATED LED1 (n/a)
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* LED_INIRQ LED1+LED2 LED1
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* LED_SIGNAL LED1+LED2 LED1
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* LED_ASSERTION LED1+LED2 LED1
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* LED_PANIC LED1+LED2* LED1
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*
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* *The previous state of LED2 will be retained
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*/
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#define LED_STARTED 0
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#define LED_HEAPALLOCATE 1
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#define LED_IRQSENABLED 2
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#define LED_STACKCREATED 3
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#define LED_INIRQ 4
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#define LED_SIGNAL 5
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#define LED_ASSERTION 6
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#define LED_PANIC 7
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/* Button definitions *******************************************************/
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/* The Olimex board has two buttons,
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* one labeled "BUT" and the other "WAKEUP"
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*/
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#define BUT_BUTTON 1 /* Bit 0: BUT button is depressed */
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#define WAKEUP_BUTTON 2 /* Bit 1: WAKEUP button is depressed */
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifndef __ASSEMBLY__
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Functions Definitions
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****************************************************************************/
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif /* __BOARDS_ARM_STR71X_OLIMEX_STRP711_INCLUDE_BOARD_H */
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