espressif_tinyusb/demos/bsp/boards/board_ngx4330.c

115 lines
3.8 KiB
C

/*
* board_ngx4330.c
*
* Created on: Dec 4, 2012
* Author: hathach
*/
/*
* Software License Agreement (BSD License)
* Copyright (c) 2012, hathach (tinyusb.net)
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* This file is part of the tiny usb stack.
*/
#include "board.h"
#if BOARD == BOARD_NGX4330
#include "lpc43xx_uart.h"
#include "lpc43xx_scu.h"
#include "lpc43xx_cgu.h"
#include "lpc43xx_gpio.h"
#include "lpc43xx_timer.h"
#include "lpc43xx_i2c.h"
#include "lpc43xx_gpdma.h"
#include "lpc43xx_i2s.h"
#include "lpc43xx_emc.h"
#define BOARD_MAX_LEDS 2
const static struct {
uint8_t port;
uint8_t pin;
}leds[BOARD_MAX_LEDS] = { {1, 11}, {1,12} };
void board_init(void)
{
CGU_Init();
SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/BSP_TICKS_PER_SECOND ); /* 1 ms Timer */
// USB Pin init
/* Turn on 5V USB VBUS TODO Should be Host-only */
scu_pinmux(0x2, 6, MD_PUP | MD_EZI, FUNC4); // P2_6 USB1_PWR_EN, USB1 VBus function
scu_pinmux(0x2, 5, MD_PLN | MD_EZI | MD_ZI, FUNC2); // P2_5 USB1_VBUS, MUST CONFIGURE THIS SIGNAL FOR USB1 NORMAL OPERATION
/* Turn on 5V USB VBUS TODO Should be Host-only */
scu_pinmux(0x1, 7, MD_PUP | MD_EZI, FUNC4); // P1_7 USB0_PWR_EN, USB0 VBus function Xplorer
// Leds Init
uint8_t i;
for (i=0; i<BOARD_MAX_LEDS; i++)
{
scu_pinmux(leds[i].port, leds[i].pin, MD_PUP|MD_EZI|MD_ZI, FUNC0);
GPIO_SetDir(leds[i].port, BIT_(leds[i].pin), 1); // output
}
// UART init
UART_CFG_Type UARTConfigStruct;
scu_pinmux(0x6 ,4, MD_PDN|MD_EZI, FUNC2); // UART0_TXD
scu_pinmux(0x6 ,5, MD_PDN|MD_EZI, FUNC2); // UART0_RXD
UART_ConfigStructInit(&UARTConfigStruct); // default: baud = 9600, 8 bit data, 1 stop bit, no parity
UARTConfigStruct.Baud_rate = BSP_UART_BAUDRATE; // Re-configure baudrate
UART_Init((LPC_USARTn_Type*) LPC_USART0, &UARTConfigStruct); // Initialize UART port
UART_TxCmd((LPC_USARTn_Type*) LPC_USART0, ENABLE); // Enable UART
}
void board_leds(uint32_t mask, uint32_t state)
{
uint8_t i;
for(i=0; i<BOARD_MAX_LEDS; i++)
{
if ( mask & BIT_(i) )
{
(mask & state) ? GPIO_SetValue(leds[i].port, BIT_(leds[i].pin)) : GPIO_ClearValue(leds[i].port, BIT_(leds[i].pin)) ;
}
}
}
uint32_t board_uart_send(uint8_t *p_buffer, uint32_t length)
{
return UART_Send((LPC_USARTn_Type*) LPC_UART1, p_buffer, length, BLOCKING);
}
uint32_t board_uart_recv(uint8_t *p_buffer, uint32_t length)
{
return UART_Receive((LPC_USARTn_Type*) LPC_UART1, p_buffer, length, BLOCKING);
}
#endif