/*------------------------------------------------------------------------------
--  This file is a part of the libuc, microcontroler library
--  Copyright (C) 2011, Alexis Jeandet
--
--  This program is free software; you can redistribute it and/or modify
--  it under the terms of the GNU General Public License as published by
--  the Free Software Foundation; either version 3 of the License, or
--  (at your option) any later version.
--
--  This program is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY; without even the implied warranty of
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--  GNU General Public License for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with this program; if not, write to the Free Software
--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
-------------------------------------------------------------------------------
--                 Author : Alexis Jeandet
--                   Mail : alexis.jeandet@gmail.com
-------------------------------------------------------------------------------*/
#include "bsp.h"
#include "core.h"


unsigned int OSC0  =12000000;
unsigned int INTOSC =4000000;
unsigned int RTCOSC =32768;
unsigned int currentCpuFreq=0;
float VREF0 =(float)3.3;
uartDev* UART0=(uartDev*)0;
uartDev* UART1=(uartDev*)0;
uartDev* UART2=(uartDev*)0;
uartDev* UART3=(uartDev*)0;

i2cDev* IIC0=(i2cDev*)0;
i2cDev* IIC1=(i2cDev*)0;
i2cDev* IIC2=(i2cDev*)0;

int bsp_init()
{
	bsp_GPIO_init();
	coresetCpuFreq(20000000);
	currentCpuFreq=coregetCpuFreq();
	coresetCpuFreq(60000000);
	currentCpuFreq=coregetCpuFreq();
	bsp_uart_init();
	bsp_iic_init();
	return 0;
}

void bsp_GPIO_init()
{
	LPC_SC->PCONP |= ( 1 << 15 ); // power up GPIO
	LPC_GPIO2->FIODIR |=255;
	LEDS_OFF;
}

void bsp_uart_init()
{
	LPC_SC->PCONP |= ( 1 << 24 ); // power up UART3
	LPC_SC->PCONP |= ( 1 << 4 ); // power up UART1
	LPC_PINCON->PINSEL0 |= (1<<4);
	LPC_PINCON->PINSEL0 &= ~(1<<5);
	LPC_PINCON->PINSEL0 |= (1<<6);
	LPC_PINCON->PINSEL0 &= ~(1<<7);
	LPC_PINCON->PINSEL0 |= (1<<20);
	LPC_PINCON->PINSEL0 &= ~(1<<21);
	LPC_PINCON->PINSEL0 |= (1<<22);
	LPC_PINCON->PINSEL0 &= ~(1<<23);
	UART0= uartopen(0);
	uartsetup(UART0,38400,8,1,uartNoParity);
	UART2= uartopen(2);
	uartsetup(UART2,38400,8,1,uartNoParity);
}

void bsp_iic_init()
{
	LPC_SC->PCONP |= ( 1 << 7 ); // power up IIC0
	LPC_PINCON->PINSEL1 |= (1<<22);
	LPC_PINCON->PINSEL1 &= ~(1<<23);
	LPC_PINCON->PINSEL1 |= (1<<24);
	LPC_PINCON->PINSEL1 &= ~(1<<25);
	IIC0 = i2copen(0);
	i2csetdatarate(IIC0,100000);
}

void consoleputc(char c)
{
	uartputc(UART0,c);
}


char consolegetc()
{
	return uartgetc(UART0);
}