/************************************************************************************ * configs/lpcxpresso-lpc1768/include/board.h * include/arch/board/board.h * * Copyright (C) 2011 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 /************************************************************************************ * 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_LP17_FLASH #define CONFIG_LP17_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 ******************************************************************/ /* The LPCXpresso LPC1768 board has a single red LED (there are additional LEDs on * the base board not considered here). */ /* ON OFF */ #define LED_STARTED 0 /* OFF ON (never happens) */ #define LED_HEAPALLOCATE 0 /* OFF ON (never happens) */ #define LED_IRQSENABLED 0 /* OFF ON (never happens) */ #define LED_STACKCREATED 1 /* ON ON (never happens) */ #define LED_INIRQ 2 /* OFF NC (momentary) */ #define LED_SIGNAL 2 /* OFF NC (momentary) */ #define LED_ASSERTION 2 /* OFF NC (momentary) */ #define LED_PANIC 0 /* OFF ON (1Hz flashing) */ /* Alternate pin selections *********************************************************/ /* Pin Description Connector On Board Base Board * -------------------------------- --------- -------------- --------------------- * P0[0]/RD1/TXD3/SDA1 J6-9 I2C E2PROM SDA TXD3/SDA1 * P0[1]/TD1/RXD3/SCL J6-10 RXD3/SCL1 * P0[2]/TXD0/AD0[7] J6-21 * P0[3]/RXD0/AD0[6] J6-22 * P0[4]/I2SRX-CLK/RD2/CAP2.0 J6-38 CAN_RX2 * P0[5]/I2SRX-WS/TD2/CAP2.1 J6-39 CAN_TX2 * P0[6]/I2SRX_SDA/SSEL1/MAT2[0] J6-8 SSEL1, OLED CS * P0[7]/I2STX_CLK/SCK1/MAT2[1] J6-7 SCK1, OLED SCK * P0[8]/I2STX_WS/MISO1/MAT2[2] J6-6 MISO1 * P0[9]/I2STX_SDA/MOSI1/MAT2[3] J6-5 MOSI1, OLED data in * P0[10] J6-40 TXD2/SDA2 * P0[11] J6-41 RXD2/SCL2 * P0[15]/TXD1/SCK0/SCK J6-13 TXD1/SCK0 * P0[16]/RXD1/SSEL0/SSEL J6-14 RXD1/SSEL0 * P0[17]/CTS1/MISO0/MISO J6-12 MISO0 * P0[18]/DCD1/MOSI0/MOSI J6-11 MOSI0 * P0[19]/DSR1/SDA1 PAD17 N/A * P0[20]/DTR1/SCL1 PAD18 I2C E2PROM SCL N/A * P0[21]/RI1/MCIPWR/RD1 J6-23 * P0[22]/RTS1/TD1 J6-24 LED * P0[23]/AD0[0]/I2SRX_CLK/CAP3[0] J6-15 AD0.0 * P0[24]/AD0[1]/I2SRX_WS/CAP3[1] J6-16 AD0.1 * P0[25]/AD0[2]/I2SRX_SDA/TXD3 J6-17 AD0.2 * P0[26]/AD0[3]/AOUT/RXD3 J6-18 AD0.3/AOUT / RGB LED * P0[27]/SDA0/USB_SDA J6-25 * P0[28]/SCL0 J6-26 * P0[29]/USB_D+ J6-37 USB_D+ * P0[30]/USB_D- J6-36 USB_D- */ #define GPIO_UART3_TXD GPIO_UART3_TXD_1 #define GPIO_I2C1_SDA GPIO_I2C1_SDA_1 #define GPIO_UART3_RXD GPIO_UART3_RXD_1 #define GPIO_I2C1_SCL GPIO_I2C1_SCL_1 #define GPIO_SSP1_SCK GPIO_SSP1_SCK_1 #define GPIO_UART2_TXD GPIO_UART2_TXD_1 #define GPIO_UART2_RXD GPIO_UART2_RXD_1 #define GPIO_UART1_TXD GPIO_UART1_TXD_1 #define GPIO_SSP0_SCK GPIO_SSP0_SCK_1 #define GPIO_UART1_RXD GPIO_UART1_RXD_1 #define GPIO_SSP0_SSEL GPIO_SSP0_SSEL_1 #define GPIO_SSP0_MISO GPIO_SSP0_MISO_1 #define GPIO_SSP0_MOSI GPIO_SSP0_MOSI_1 /* P1[0]/ENET-TXD0 J6-34? TXD0 TX-(Ethernet PHY) * P1[1]/ENET_TXD1 J6-35? TXD1 TX+(Ethernet PHY) * P1[4]/ENET_TX_EN TXEN N/A * P1[8]/ENET_CRS CRS_DV/MODE2 N/A * P1[9]/ENET_RXD0 J6-32? RXD0/MODE0 RD-(Ethernet PHY) * P1[10]/ENET_RXD1 J6-33? RXD1/MODE1 RD+(Ethernet PHY) * P1[14]/ENET_RX_ER RXER/PHYAD0 N/A * P1[15]/ENET_REF_CLK REFCLK N/A * P1[16]/ENET_MDC MDC N/A * P1[17]/ENET_MDIO MDIO N/A * P1[18]/USB_UP_LED/PWM1[1]/CAP1[0] PAD1 N/A * P1[19]/MC0A/USB_PPWR/N_CAP1.1 PAD2 N/A * P1[20]/MCFB0/PWM1.2/SCK0 PAD3 N/A * P1[21]/MCABORT/PWM1.3/SSEL0 PAD4 N/A * P1[22]/MC0B/USB-PWRD/MAT1.0 PAD5 N/A * P1[23]/MCFB1/PWM1.4/MISO0 PAD6 N/A * P1[24]/MCFB2/PWM1.5/MOSI0 PAD7 N/A * P1[25]/MC1A/MAT1.1 PAD8 N/A * P1[26]/MC1B/PWM1.6/CAP0.0 PAD9 N/A * P1[27]/CLKOUT/USB-OVRCR-N/CAP0.1 PAD10 N/A * P1[28]/MC2A/PCAP1.0/MAT0.0 PAD11 N/A * P1[29]/MC2B/PCAP1.1/MAT0.1 PAD12 N/A * P1[30]/VBUS/AD0[4] J6-19 AD0.4 * P1[31]/SCK1/AD0[5] J6-20 AD0.5 */ #define GPIO_ENET_MDC GPIO_ENET_MDC_1 #define GPIO_ENET_MDIO GPIO_ENET_MDIO_1 /* P2[0]/PWM1.1/TXD1 J6-42 PWM1.1 / RGB LED / RS422 RX * P2[1]/PWM1.2/RXD1 J6-43 PWM1.2 / OLED voltage / RGB LED / RS422 RX * P2[2]/PWM1.3/CTS1/TRACEDATA[3] J6-44 PWM1.3 * P2[3]/PWM1.4/DCD1/TRACEDATA[2] J6-45 PWM1.4 * P2[4]/PWM1.5/DSR1/TRACEDATA[1] J6-46 PWM1.5 * P2[5]/PWM1[6]/DTR1/TRACEDATA[0] J6-47 PWM1.6 * P2[6]/PCAP1[0]/RI1/TRACECLK J6-48 * P2[7]/RD2/RTS1 J6-49 OLED command/data * P2[8]/TD2/TXD2 J6-50 * P2[9]/USB_CONNECT/RXD2 PAD19 USB Pullup N/A * P2[10]/EINT0/NMI J6-51 * P2[11]/EINT1/I2STX_CLK J6-52 * P2[12]/EINT2/I2STX_WS J6-53 * P2[13]/EINT3/I2STX_SDA J6-27 */ #define GPIO_PWM1p1 GPIO_PWM1p1_2 #define GPIO_PWM1p2 GPIO_PWM1p2_2 #define GPIO_PWM1p3 GPIO_PWM1p3_2 #define GPIO_PWM1p4 GPIO_PWM1p4_2 #define GPIO_PWM1p5 GPIO_PWM1p5_2 #define GPIO_PWM1p6 GPIO_PWM1p6_2 /* P3[25]/MAT0.0/PWM1.2 PAD13 N/A * P3[26]/STCLK/MAT0.1/PWM1.3 PAD14 N/A * * P4[28]/RX-MCLK/MAT2.0/TXD3 PAD15 N/A * P4[29]/TX-MCLK/MAT2.1/RXD3 PAD16 N/A */ /************************************************************************************ * 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: lpc17_boardinitialize * * Description: * All LPC17xx 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 lpc17_boardinitialize(void); #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __ASSEMBLY__ */ #endif /* __ARCH_BOARD_BOARD_H */