You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
257 lines
9.8 KiB
257 lines
9.8 KiB
/************************************************************************************ |
|
* configs/avr32dev1/include/board.h |
|
* include/arch/board/board.h |
|
* |
|
* Copyright (C) 2010-2011 Gregory Nutt. All rights reserved. |
|
* Author: Gregory Nutt <spudmonkey@racsa.co.cr> |
|
* |
|
* 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 __ARCH_BOARD_BOARD_H |
|
#define __ARCH_BOARD_BOARD_H |
|
|
|
/************************************************************************************ |
|
* Included Files |
|
************************************************************************************/ |
|
|
|
#include <nuttx/config.h> |
|
|
|
#include <stdint.h> |
|
#include <nuttx/irq.h> |
|
|
|
/************************************************************************************ |
|
* Definitions |
|
************************************************************************************/ |
|
|
|
/* Clocking *************************************************************************/ |
|
/* Oscillator setup: RCOSC, OSC32, OSC0, OSC1. Only RCOSC, OSC0, or PLL0 can drive |
|
* the main clock. |
|
*/ |
|
|
|
/* The RCOSC frequency needs to be calibrated! */ |
|
|
|
#define AVR32_FRCOSC 115000 /* RCOSC frequency in Hz. 115KHz nominal */ |
|
|
|
#define AVR32_FOSC32 32768 /* OSC32 frequency in Hz */ |
|
#define AVR32_OSC32STARTUP 3 /* OSC32 startup time in RCOSC periods */ |
|
|
|
#define AVR32_FOSC0 12000000 /* OSC0 frequency in Hz */ |
|
#define AVR32_OSC0STARTUP 3 /* OSC0 startup time in RCOSC periods. |
|
|
|
/* #define AVR32_FOSC1 12000000 OSC1 frequency: Hz. |
|
* #define AVR32_OSC1STARTUP 3 OSC1 startup time in RCOSC periods. |
|
*/ |
|
|
|
/* PLL setup |
|
* |
|
* FOSC0 MUL DIV PLL DIV2_EN CPU_CLOCK PBA_CLOCK COMMENT |
|
* (MHz) (MHz) (MHz) (MHz) |
|
* 12 15 1 192 1 12 12 |
|
* 12 9 3 40 1 20 20 PLL out of spec |
|
* 12 15 1 192 1 24 12 |
|
* 12 9 1 120 1 30 15 |
|
* 12 9 3 40 0 40 20 PLL out of spec |
|
* 12 15 1 192 1 48 12 |
|
* 12 15 1 192 1 48 24 |
|
* 12 8 1 108 1 54 27 |
|
* 12 9 1 120 1 60 15 |
|
* 12 9 1 120 1 60 30 |
|
* 12 10 1 132 1 66 16.5 |
|
*/ |
|
|
|
#define AVR32_CLOCK_PLL0_OSC0 1 |
|
#undef AVR32_CLOCK_PLL0_OSC1 |
|
#define AVR32_PLL0_MUL 15 |
|
#define AVR32_PLL0_DIV 1 |
|
#define AVR32_PLL0_DIV2 1 |
|
#define AVR32_PLL0_WBWM 0 |
|
#define AVR32_PLL0_FREQ 192000000 |
|
|
|
/* Set PLL1 @ 96 MHz from OSC0: 12MHz*(7+1)/1 = 96MHz */ |
|
|
|
#define AVR32_CLOCK_PLL1_OSC0 1 |
|
#undef AVR32_CLOCK_PLL1_OSC1 |
|
#define AVR32_PLL1_MUL 7 |
|
#define AVR32_PLL1_DIV 1 |
|
#define AVR32_PLL1_DIV2 1 |
|
#define AVR32_PLL1_WBWM 0 |
|
#define AVR32_PLL1_FREQ 96000000 |
|
|
|
/* Clock divider setup */ |
|
|
|
#define AVR32_CKSEL_CPUDIV 0 |
|
#define AVR32_CKSEL_HSBDIV 0 |
|
#define AVR32_CKSEL_PBADIV 0 |
|
#define AVR32_CKSEL_PBBDIV 0 |
|
|
|
/* GCLK_USBB */ |
|
|
|
#undef AVR32_CLOCK_USB_PLL0 |
|
#define AVR32_CLOCK_USB_PLL1 1 |
|
#undef AVR32_CLOCK_USB_OSC0 |
|
#undef AVR32_CLOCK_USB_OSC1 |
|
#define AVR32_CLOCK_USB_DIV 0 |
|
|
|
/* Main Clock settup: Select OSC0 as the main clock. |
|
* |
|
* - A 12Mhz crystal is provided on he board for OSC0. |
|
* - The AVR32DEV1 board has no support for OSC1. |
|
* - There are pads for he 32Khz OSC32, but it is not populated on the |
|
* board. |
|
*/ |
|
|
|
#define AVR32_CLOCK_OSC0 1 |
|
#undef AVR32_CLOCK_OSC1 /* Not supported */ |
|
#undef AVR32_CLOCK_OSC32 /* Not populated */ |
|
#undef AVR32_CLOCK_PLL0 |
|
#undef AVR32_CLOCK_PLL1 |
|
|
|
#define AVR32_CPU_CLOCK AVR32_FOSC0 |
|
#define AVR32_PBA_CLOCK AVR32_FOSC0 |
|
|
|
/* Pin muliplexing selecion *********************************************************/ |
|
|
|
#define PINMUX_USART1_RXD PINMUX_USART1_RXD_1 |
|
#define PINMUX_USART1_TXD PINMUX_USART1_TXD_1 |
|
|
|
/* LED definitions ******************************************************************/ |
|
/* The AVR32DEV1 board has 3 LEDs, two of which can be controlled through GPIO pins */ |
|
|
|
/* ON OFF */ |
|
/* LED1 LED2 LED1 LED2 */ |
|
#define LED_STARTED 0 /* OFF OFF OFF OFF */ |
|
#define LED_HEAPALLOCATE 0 /* OFF OFF OFF OFF */ |
|
#define LED_IRQSENABLED 0 /* OFF OFF OFF OFF */ |
|
#define LED_STACKCREATED 1 /* ON OFF OFF OFF */ |
|
#define LED_INIRQ 2 /* ON ON ON OFF */ |
|
#define LED_SIGNAL 2 /* ON ON ON OFF */ |
|
#define LED_ASSERTION 2 /* ON ON ON OFF */ |
|
#define LED_PANIC 2 /* ON ON ON OFF */ |
|
|
|
/* Button definitions ***************************************************************/ |
|
/* The AVR32DEV1 board has 3 BUTTONs, two of which can be sensed through GPIO pins. */ |
|
|
|
#define BUTTON1 1 /* Bit 0: Button 1 */ |
|
#define BUTTON2 2 /* Bit 1: Button 2 */ |
|
|
|
/************************************************************************************ |
|
* Public Types |
|
************************************************************************************/ |
|
|
|
#ifndef __ASSEMBLY__ |
|
|
|
/************************************************************************************ |
|
* Public Data |
|
************************************************************************************/ |
|
|
|
#undef EXTERN |
|
#if defined(__cplusplus) |
|
#define EXTERN extern "C" |
|
extern "C" { |
|
#else |
|
#define EXTERN extern |
|
#endif |
|
|
|
/************************************************************************************ |
|
* Public Function Prototypes |
|
************************************************************************************/ |
|
/************************************************************************************ |
|
* Name: avr32_boardinitialize |
|
* |
|
* Description: |
|
* All AVR32 architectures must provide the following entry point. This entry point |
|
* is called early in the intitialization -- after all memory has been configured |
|
* and mapped but before any devices have been initialized. |
|
* |
|
************************************************************************************/ |
|
|
|
EXTERN void avr32_boardinitialize(void); |
|
|
|
/************************************************************************************ |
|
* Name: up_buttoninit |
|
* |
|
* Description: |
|
* up_buttoninit() must be called to initialize button resources. After |
|
* that, up_buttons() may be called to collect the current state of all |
|
* buttons or up_irqbutton() may be called to register button interrupt |
|
* handlers. |
|
* |
|
* NOTE: Nothing in the "base" NuttX code calls up_buttoninit(). If you want button |
|
* support in an application, your application startup code must call up_buttoninit() |
|
* prior to calling any of the other button interfaces. |
|
* |
|
************************************************************************************/ |
|
|
|
#ifdef CONFIG_ARCH_BUTTONS |
|
EXTERN void up_buttoninit(void); |
|
|
|
/************************************************************************************ |
|
* Name: up_buttons |
|
* |
|
* Description: |
|
* After up_buttoninit() has been called, up_buttons() may be called to collect |
|
* the state of all buttons. up_buttons() returns an 8-bit bit set with each bit |
|
* associated with a button. See the BUTTON* definitions above for the meaning of |
|
* each bit in the returned value. |
|
* |
|
************************************************************************************/ |
|
|
|
EXTERN uint8_t up_buttons(void); |
|
|
|
/************************************************************************************ |
|
* Name: up_irqbutton |
|
* |
|
* Description: |
|
* This function may be called to register an interrupt handler that will be |
|
* called when a button is depressed or released. The ID value is one of the |
|
* BUTTON* definitions provided above. The previous interrupt handler address is |
|
* returned (so that it may restored, if so desired). |
|
* |
|
* Configuration Notes: |
|
* Configuration CONFIG_AVR32_GPIOIRQ must be selected to enable the overall GPIO |
|
* IRQ feature and CONFIG_AVR32_GPIOIRQSETA and/or CONFIG_AVR32_GPIOIRQSETB must |
|
* be enabled to select GPIOs to support interrupts on. For button support, bits |
|
* 2 and 3 must be set in CONFIG_AVR32_GPIOIRQSETB (PB2 and PB3). |
|
* |
|
************************************************************************************/ |
|
|
|
#ifdef CONFIG_AVR32_GPIOIRQ |
|
EXTERN xcpt_t up_irqbutton(int id, xcpt_t irqhandler); |
|
#endif |
|
#endif /* CONFIG_ARCH_BUTTONS */ |
|
|
|
#undef EXTERN |
|
#if defined(__cplusplus) |
|
} |
|
#endif |
|
|
|
#endif /* __ASSEMBLY__ */ |
|
#endif /* __ARCH_BOARD_BOARD_H */ |
|
|
|
|