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nuttx/configs/olimex-lpc1766stk/include/board.h

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/************************************************************************************
* configs/olimex-lpc1766stk/include/board.h
* include/arch/board/board.h
*
* Copyright (C) 2010-2012 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 __ARCH_BOARD_BOARD_H
#define __ARCH_BOARD_BOARD_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <stdbool.h>
#if defined(CONFIG_ARCH_IRQBUTTONS) && defined(CONFIG_LPC17_GPIOIRQ)
# include <nuttx/irq.h>
#endif
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Clocking *************************************************************************/
/* NOTE: The following definitions require lpc17_syscon.h. It is not included here
* because the including C file may not have that file in its include path.
*/
#define BOARD_XTAL_FREQUENCY (12000000) /* XTAL oscillator frequency */
#define BOARD_OSCCLK_FREQUENCY BOARD_XTAL_FREQUENCY /* Main oscillator frequency */
#define BOARD_RTCCLK_FREQUENCY (32768) /* RTC oscillator frequency */
#define BOARD_INTRCOSC_FREQUENCY (4000000) /* Internal RC oscillator frequency */
/* This is the clock setup we configure for:
*
* SYSCLK = BOARD_OSCCLK_FREQUENCY = 12MHz -> Select Main oscillator for source
* PLL0CLK = (2 * 20 * SYSCLK) / 1 = 480MHz -> PLL0 multipler=20, pre-divider=1
* CCLCK = 480MHz / 6 = 80MHz -> CCLK divider = 6
*/
#define LPC17_CCLK 80000000 /* 80Mhz */
/* Select the main oscillator as the frequency source. SYSCLK is then the frequency
* of the main oscillator.
*/
#undef CONFIG_LPC17_MAINOSC
#define CONFIG_LPC17_MAINOSC 1
#define BOARD_SCS_VALUE SYSCON_SCS_OSCEN
/* Select the main oscillator and CCLK divider. The output of the divider is CCLK.
* The input to the divider (PLLCLK) will be determined by the PLL output.
*/
#define BOARD_CCLKCFG_DIVIDER 6
#define BOARD_CCLKCFG_VALUE ((BOARD_CCLKCFG_DIVIDER-1) << SYSCON_CCLKCFG_SHIFT)
/* PLL0. PLL0 is used to generate the CPU clock divider input (PLLCLK).
*
* Source clock: Main oscillator
* PLL0 Multiplier value (M): 20
* PLL0 Pre-divider value (N): 1
*
* PLL0CLK = (2 * 20 * SYSCLK) / 1 = 480MHz
*/
#undef CONFIG_LPC17_PLL0
#define CONFIG_LPC17_PLL0 1
#define BOARD_CLKSRCSEL_VALUE SYSCON_CLKSRCSEL_MAIN
#define BOARD_PLL0CFG_MSEL 20
#define BOARD_PLL0CFG_NSEL 1
#define BOARD_PLL0CFG_VALUE \
(((BOARD_PLL0CFG_MSEL-1) << SYSCON_PLL0CFG_MSEL_SHIFT) | \
((BOARD_PLL0CFG_NSEL-1) << SYSCON_PLL0CFG_NSEL_SHIFT))
/* PLL1 -- Not used. */
#undef CONFIG_LPC17_PLL1
#define BOARD_PLL1CFG_MSEL 36
#define BOARD_PLL1CFG_NSEL 1
#define BOARD_PLL1CFG_VALUE \
(((BOARD_PLL1CFG_MSEL-1) << SYSCON_PLL1CFG_MSEL_SHIFT) | \
((BOARD_PLL1CFG_NSEL-1) << SYSCON_PLL1CFG_NSEL_SHIFT))
/* USB divider. This divider is used when PLL1 is not enabled to get the
* USB clock from PLL0:
*
* USBCLK = PLL0CLK / 10 = 48MHz
*/
#define BOARD_USBCLKCFG_VALUE SYSCON_USBCLKCFG_DIV10
/* FLASH Configuration */
#undef CONFIG_LPC17_FLASH
#define CONFIG_LPC17_FLASH 1
#define BOARD_FLASHCFG_VALUE 0x0000303a
/* Ethernet configuration */
//#define ETH_MCFG_CLKSEL_DIV ETH_MCFG_CLKSEL_DIV44
#define ETH_MCFG_CLKSEL_DIV ETH_MCFG_CLKSEL_DIV20
/* LED definitions ******************************************************************/
/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in
* any way. The following definitions are used to access individual LEDs.
*
* LED1 -- Connected to P1[25]
* LED2 -- Connected to P0[4]
*/
/* LED index values for use with board_userled() */
#define BOARD_LED1 0
#define BOARD_LED2 1
#define BOARD_NLEDS 2
/* LED bits for use with board_userled_all() */
#define BOARD_LED1_BIT (1 << BOARD_LED1)
#define BOARD_LED2_BIT (1 << BOARD_LED2)
/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 3 LEDs
* on board the Olimex LPC1766-STK. The following definitions
* describe how NuttX controls the LEDs:
*/
/* LED1 LED2 */
#define LED_STARTED 0 /* OFF OFF = Still initializing */
#define LED_HEAPALLOCATE 0 /* OFF OFF = Still initializing */
#define LED_IRQSENABLED 0 /* OFF OFF = Still initializing */
#define LED_STACKCREATED 1 /* ON OFF = Initialization complete */
#define LED_INIRQ 2 /* N/C ON = In an interrupt handler */
#define LED_SIGNAL 2 /* N/C ON = In a signal handler (glowing) */
#define LED_ASSERTION 2 /* N/C ON = In an assertion */
#define LED_PANIC 2 /* N/C ON = Oops! We crashed. (flashing) */
#define LED_IDLE 3 /* OFF N/C = LPC17 in sleep mode (LED1 glowing) */
/* Button definitions ***************************************************************/
/* The LPC1766-STK supports several buttons. All will read "1" when open and "0"
* when closed
*
* BUT1 -- Connected to P0[23]
* BUT2 -- Connected to P2[13]
* WAKE-UP -- Connected to P2[12]
*
* And a Joystick
*
* CENTER -- Connected to P0[4]
* DOWN -- Connected to P2[1]
* LEFT -- Connected to P2[7]
* RIGHT -- Connected to P2[8]
* UP -- Connected to P2[0]
*/
#define BOARD_BUTTON_1 0
#define BOARD_BUTTON_2 1
#define BOARD_BUTTON_WAKEUP 2
#define BOARD_JOYSTICK_CENTER 3
#define BOARD_JOYSTICK_UP 4
#define BOARD_JOYSTICK_DOWN 5
#define BOARD_JOYSTICK_LEFT 6
#define BOARD_JOYSTICK_RIGHT 7
#define NUM_BUTTONS 8
#define BOARD_BUTTON_BUTTON1_BIT (1 << BOARD_BUTTON_1)
#define BOARD_BUTTON_BUTTON2_BIT (1 << BOARD_BUTTON_2)
#define BOARD_BUTTON_WAKEUP_BIT (1 << BOARD_BUTTON_WAKEUP)
#define BOARD_JOYSTICK_CENTER_BIT (1 << BOARD_JOYSTICK_CENTER)
#define BOARD_JOYSTICK_UP_BIT (1 << BOARD_JOYSTICK_UP)
#define BOARD_JOYSTICK_DOWN_BIT (1 << BOARD_JOYSTICK_DOWN)
#define BOARD_JOYSTICK_LEFT_BIT (1 << BOARD_JOYSTICK_LEFT)
#define BOARD_JOYSTICK_RIGHT_BIT (1 << BOARD_JOYSTICK_RIGHT)
/* Alternate pin selections *********************************************************/
/* CAN1 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[0]/RD1/TXD3/SDA1 46 RD1
* P0[1]/TD1/RXD3/SCL1 47 TD1
*/
#define GPIO_CAN1_RD GPIO_CAN1_RD_1
#define GPIO_CAN1_TD GPIO_CAN1_TD_1
/* UART0 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[2]/TXD0/AD0[7] 98 TXD0
* P0[3]/RXD0/AD0[6] 99 RXD0
*/
/* UART1 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[15]/TXD1/SCK0/SCK 62 TXD1
* P0[16]/RXD1/SSEL0/SSEL 63 RXD1
* P0[17]/CTS1/MISO0/MISO 61 CTS1
* P0[18]/DCD1/MOSI0/MOSI 60 DCD1
* P0[19]/DSR1/SDA1 59 DSR1
* P0[20]/DTR1/SCL1 58 DTR1
* P0[22]/RTS1/TD1 56 RTS1
*/
#define GPIO_UART1_TXD GPIO_UART1_TXD_1
#define GPIO_UART1_RXD GPIO_UART1_RXD_1
#define GPIO_UART1_CTS GPIO_UART1_CTS_1
#define GPIO_UART1_DCD GPIO_UART1_DCD_1
#define GPIO_UART1_DSR GPIO_UART1_DSR_1
#define GPIO_UART1_DTR GPIO_UART1_DTR_1
#define GPIO_UART1_RTS GPIO_UART1_RTS_1
/* SSP0 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P1[21]/MCABORT/PWM1[3]/SSEL0 35 SSEL0
* P1[20]/MCFB0/PWM1[2]/SCK0 34 SCK0
* P1[23]/MCFB1/PWM1[4]/MISO0 37 MISO0
* P1[24]/MCFB2/PWM1[5]/MOSI0 38 MOSI0
*/
#define GPIO_SSP0_SSEL GPIO_SSP0_SSEL_2
#define GPIO_SSP0_SCK GPIO_SSP0_SCK_2
#define GPIO_SSP0_MISO GPIO_SSP0_MISO_2
#define GPIO_SSP0_MOSI GPIO_SSP0_MOSI_2
/* SSP1 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[6]/I2SRX_SDA/SSEL1/MAT2[0] 79 SSEL1
* P0[7]/I2STX_CLK/SCK1/MAT2[1] 78 SCK1
* P0[8]/I2STX_WS/MISO1/MAT2[2] 77 MISO1
* P0[9]/I2STX_SDA/MOSI1/MAT2[3] 76 MOSI1
*/
#define GPIO_SSP1_SCK GPIO_SSP1_SCK_1
/* I2C2 GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[10]/TXD2/SDA2/MAT3[0] 48 SDA2
* P0[11]/RXD2/SCL2/MAT3[1] 49 SCL2
*/
/* AD GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[24]/AD0[1]/I2SRX_WS/CAP3[1] 8 TEMP
* P0[25]/AD0[2]/I2SRX_SDA/TXD3 7 MIC IN
/* USB GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P0[27]/SDA0/USB_SDA 25 USB_SDA
* P0[28]/SCL0/USB_SCL 24 USB_SCL
* P0[29]/USB_D+ 29 USB_D+
* P0[30]/USB_D- 30 USB_D-
* P1[18]/USB_UP_LED/PWM1[1]/CAP1[0] 32 USB_UP_LED
* P1[19]/MC0A/#USB_PPWR/CAP1[1] 33 #USB_PPWR
* P1[22]/MC0B/USB_PWRD/MAT1[0] 36 USBH_PWRD
* P1[27]/CLKOUT/#USB_OVRCR/CAP0[1] 43 #USB_OVRCR
* P1[30]/VBUS/AD0[4] 21 VBUS
* P2[9]/USB_CONNECT/RXD2 64 USBD_CONNECT
*/
#ifdef GPIO_USB_PPWR /* We can only redefine this if they have been defined */
/* The Olimex LPC1766-STK has 10K pull-ups on PPWR and OVRCR and a 100k
* pull-down on PWRD so we should make sure that the outputs float.
*/
# undef GPIO_USB_PPWR
# define GPIO_USB_PPWR (GPIO_ALT2 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN19)
# undef GPIO_USB_OVRCR
# define GPIO_USB_OVRCR (GPIO_ALT2 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN27)
# undef GPIO_USB_PWRD
# define GPIO_USB_PWRD (GPIO_ALT2 | GPIO_FLOAT | GPIO_PORT1 | GPIO_PIN22)
/* In host mode (only) there are also 15K pull-downs on D+ and D- */
# ifdef CONFIG_USBHOST
# undef GPIO_USB_DP
# define GPIO_USB_DP (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN29)
# undef GPIO_USB_DM
# define GPIO_USB_DM (GPIO_ALT1 | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN30)
# endif
#endif
/* Ethernet GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P1[0]/ENET_TXD0 95 E_TXD0
* P1[1]/ENET_TXD1 94 E_TXD1
* P1[4]/ENET_TX_EN 93 E_TX_EN
* P1[8]/ENET_CRS 92 E_CRS
* P1[9]/ENET_RXD0 91 E_RXD0
* P1[10]/ENET_RXD1 90 E_RXD1
* P1[14]/ENET_RX_ER 89 E_RX_ER
* P1[15]/ENET_REF_CLK 88 E_REF_CLK
* P1[16]/ENET_MDC 87 E_MDC
* P1[17]/ENET_MDIO 86 E_MDIO
*/
#define GPIO_ENET_MDC GPIO_ENET_MDC_1
#define GPIO_ENET_MDIO GPIO_ENET_MDIO_1
/* Trace GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P2[2]/PWM1[3]/CTS1/TRACEDATA[3] 73 TRACE_D3
* P2[3]/PWM1[4]/DCD1/TRACEDATA[2] 70 TRACE_D2
* P2[4]/PWM1[5]/DSR1/TRACEDATA[1] 69 TRACE_D1
* P2[5]/PWM1[6]/DTR1/TRACEDATA[0] 68 TRACE_D0
* P2[6]/PCAP1[0]/RI1/TRACECLK 67 TRACE_CLK
*/
/* EINT GPIO PIN SIGNAL NAME
* -------------------------------- ---- --------------
* P2[11]/#EINT1/I2STX_CLK 52 #EINT1
*/
/* ?
* P0[26]/AD0[3]/AOUT/RXD3 6 AOUT
* P1[31]/SCK1/AD0[5] 20 AIN5
*/
#endif /* __ARCH_BOARD_BOARD_H */
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