rt-thread/bsp/zynq7000/drivers/board.h

/*
 * COPYRIGHT (C) 2013-2014, Shanghai Real-Thread Technology Co., Ltd
 *
 *  All rights reserved.
 *
 *  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 2 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.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef __BOARD_H__
#define __BOARD_H__

#include <zynq7000.h>

/* Freq of all peripherals */
#define APU_FREQ     666666667
#define DDR_FREQ     533333313
#define DCI_FREQ     10159000
#define QSPI_FREQ    200000000
#define SMC_FREQ     100000000
#define ENET0_FREQ   125000000
#define ENET1_FREQ   125000000
#define USB0_FREQ    60000000
#define USB1_FREQ    60000000
#define SDIO_FREQ    50000000
#define UART_FREQ    50000000
#define SPI_FREQ     166666666
#define I2C_FREQ     25000000
#define WDT_FREQ     133333333
#define TTC_FREQ     50000000
#define CAN_FREQ     100000000
#define PCAP_FREQ    200000000
#define TPIU_FREQ    0
#define FPGA0_FREQ   100000000
#define FPGA1_FREQ   200000000
#define FPGA2_FREQ   200000000
#define FPGA3_FREQ   80000000

#if defined(__CC_ARM)
extern int Image$$RW_IRAM1$$ZI$$Limit;
#define HEAP_BEGIN      ((void*)&Image$$RW_IRAM1$$ZI$$Limit)
#elif defined(__GNUC__)
extern int __bss_end;
#define HEAP_BEGIN      ((void*)&__bss_end)
#endif

#define HEAP_END        (void*)(0x20000000)

void rt_hw_board_init();

int rt_hw_uart_init(void);

#endif