tinyusb/demos/bsp/boards/board_ngx4330.c
hathach 95df92055c fix board uart init with NGX4330 (use UART0)
add USB1_PWR_EN (GPIO5[6])
2013-04-08 02:36:43 +07:00

116 lines
3.9 KiB
C

/*
* board_ngx4330.c
*
* Created on: Dec 4, 2012
* Author: hathach
*/
/*
* Software License Agreement (BSD License)
* Copyright (c) 2013, hathach (tinyusb.org)
* 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)
{
SystemInit();
CGU_Init();
SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/CFG_TICKS_PER_SECOND ); /* 1 ms Timer */
//------------- USB Bus power HOST ONLY-------------//
scu_pinmux(0x1, 7, MD_PUP | MD_EZI, FUNC4); // P1_7 USB0_PWR_EN, USB0 VBus function Xplorer
scu_pinmux(0x2, 6, MD_PUP | MD_EZI, FUNC4); // P2_6 is configured as GPIO5[6] for USB1_PWR_EN
GPIO_SetDir (5, BIT_(6), 1); // GPIO5[6] is output
GPIO_SetValue (5, BIT_(6)); // GPIO5[6] output high
// Leds Init
for (uint8_t 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
}
#if CFG_UART_ENABLE
//------------- 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 = CFG_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
#endif
}
void board_leds(uint32_t mask, uint32_t state)
{
for(uint8_t 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_USART0, p_buffer, length, BLOCKING);
}
uint32_t board_uart_recv(uint8_t *p_buffer, uint32_t length)
{
return UART_Receive((LPC_USARTn_Type*) LPC_USART0, p_buffer, length, BLOCKING);
}
#endif