2 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
4 * This software is licensed under the terms of the GNU General Public
5 * License version 2, as published by the Free Software Foundation, and
6 * may be copied, distributed, and modified under those terms.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
14 #ifndef __QCOM_CLK_ALPHA_PLL_H__
15 #define __QCOM_CLK_ALPHA_PLL_H__
17 #include <linux/clk-provider.h>
18 #include "clk-regmap.h"
21 unsigned long min_freq;
22 unsigned long max_freq;
27 * struct clk_alpha_pll - phase locked loop (PLL)
28 * @offset: base address of registers
29 * @vco_table: array of VCO settings
30 * @clkr: regmap clock handle
32 struct clk_alpha_pll {
35 const struct pll_vco *vco_table;
37 #define SUPPORTS_OFFLINE_REQ BIT(0)
38 #define SUPPORTS_16BIT_ALPHA BIT(1)
41 struct clk_regmap clkr;
45 * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider
46 * @offset: base address of registers
47 * @width: width of post-divider
48 * @clkr: regmap clock handle
50 struct clk_alpha_pll_postdiv {
54 struct clk_regmap clkr;
57 struct alpha_pll_config {
61 u32 config_ctl_hi_val;
65 u32 early_output_mask;
74 extern const struct clk_ops clk_alpha_pll_ops;
75 extern const struct clk_ops clk_alpha_pll_hwfsm_ops;
76 extern const struct clk_ops clk_alpha_pll_postdiv_ops;
78 void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
79 const struct alpha_pll_config *config);