rt-thread/bsp/fh8620/platform/plat-v2/clock.h

63 lines
1.9 KiB
C
Raw Normal View History

/*
* This file is part of FH8620 BSP for RT-Thread distribution.
*
* Copyright (c) 2016 Shanghai Fullhan Microelectronics 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.
*
* Visit http://www.fullhan.com to get contact with Fullhan.
*
* Change Logs:
* Date Author Notes
*/
#ifndef TIMER_H_
#define TIMER_H_
#include <rtdef.h>
void rt_hw_clock_init(void);
void rt_hw_get_clock(void);
void rt_hw_set_dividor(rt_uint8_t hdivn, rt_uint8_t pdivn);
void rt_hw_set_clock(rt_uint8_t sdiv, rt_uint8_t pdiv, rt_uint8_t mdiv);
struct fh_clk;
/*
void fh_pmu_open(void);
void fh_pmu_close(void);
*/
#define DIFF_SDC_REFCLK_0 (0)
#define DIFF_SDC_REFCLK_90 (1)
#define DIFF_SDC_REFCLK_180 (2)
#define DIFF_SDC_REFCLK_270 (3)
#define SDC_CLK_PARA_ERROR (0xffff0000)
#define SDC_CLK_PARA_OK (0)
void clk_gate(struct fh_clk *p_clk);
void clk_ungate(struct fh_clk *p_clk);
struct fh_clk *clk_get(const char *name);
rt_uint32_t clk_get_rate(struct fh_clk *p_clk);
void clk_set_rate(struct fh_clk *p_clk,rt_uint32_t rate_value);
rt_uint32_t sdc_get_phase(struct fh_clk *p_clk);
rt_uint32_t sdc_set_phase(struct fh_clk *p_clk,rt_uint32_t phase);
#endif