linux/drivers/clk/qcom/clk-alpha-pll.h

58 lines
1.4 KiB
C

/*
* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*/
#ifndef __QCOM_CLK_ALPHA_PLL_H__
#define __QCOM_CLK_ALPHA_PLL_H__
#include <linux/clk-provider.h>
#include "clk-regmap.h"
struct pll_vco {
unsigned long min_freq;
unsigned long max_freq;
u32 val;
};
/**
* struct clk_alpha_pll - phase locked loop (PLL)
* @offset: base address of registers
* @vco_table: array of VCO settings
* @clkr: regmap clock handle
*/
struct clk_alpha_pll {
u32 offset;
const struct pll_vco *vco_table;
size_t num_vco;
struct clk_regmap clkr;
};
/**
* struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider
* @offset: base address of registers
* @width: width of post-divider
* @clkr: regmap clock handle
*/
struct clk_alpha_pll_postdiv {
u32 offset;
u8 width;
struct clk_regmap clkr;
};
extern const struct clk_ops clk_alpha_pll_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_ops;
#endif