clk-alpha-pll.h (4870B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2/* Copyright (c) 2015, 2018, The Linux Foundation. All rights reserved. */ 3 4#ifndef __QCOM_CLK_ALPHA_PLL_H__ 5#define __QCOM_CLK_ALPHA_PLL_H__ 6 7#include <linux/clk-provider.h> 8#include "clk-regmap.h" 9 10/* Alpha PLL types */ 11enum { 12 CLK_ALPHA_PLL_TYPE_DEFAULT, 13 CLK_ALPHA_PLL_TYPE_HUAYRA, 14 CLK_ALPHA_PLL_TYPE_BRAMMO, 15 CLK_ALPHA_PLL_TYPE_FABIA, 16 CLK_ALPHA_PLL_TYPE_TRION, 17 CLK_ALPHA_PLL_TYPE_LUCID = CLK_ALPHA_PLL_TYPE_TRION, 18 CLK_ALPHA_PLL_TYPE_AGERA, 19 CLK_ALPHA_PLL_TYPE_ZONDA, 20 CLK_ALPHA_PLL_TYPE_LUCID_EVO, 21 CLK_ALPHA_PLL_TYPE_MAX, 22}; 23 24enum { 25 PLL_OFF_L_VAL, 26 PLL_OFF_CAL_L_VAL, 27 PLL_OFF_ALPHA_VAL, 28 PLL_OFF_ALPHA_VAL_U, 29 PLL_OFF_USER_CTL, 30 PLL_OFF_USER_CTL_U, 31 PLL_OFF_USER_CTL_U1, 32 PLL_OFF_CONFIG_CTL, 33 PLL_OFF_CONFIG_CTL_U, 34 PLL_OFF_CONFIG_CTL_U1, 35 PLL_OFF_TEST_CTL, 36 PLL_OFF_TEST_CTL_U, 37 PLL_OFF_TEST_CTL_U1, 38 PLL_OFF_STATUS, 39 PLL_OFF_OPMODE, 40 PLL_OFF_FRAC, 41 PLL_OFF_CAL_VAL, 42 PLL_OFF_MAX_REGS 43}; 44 45extern const u8 clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_MAX][PLL_OFF_MAX_REGS]; 46 47struct pll_vco { 48 unsigned long min_freq; 49 unsigned long max_freq; 50 u32 val; 51}; 52 53#define VCO(a, b, c) { \ 54 .val = a,\ 55 .min_freq = b,\ 56 .max_freq = c,\ 57} 58 59/** 60 * struct clk_alpha_pll - phase locked loop (PLL) 61 * @offset: base address of registers 62 * @vco_table: array of VCO settings 63 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 64 * @clkr: regmap clock handle 65 */ 66struct clk_alpha_pll { 67 u32 offset; 68 const u8 *regs; 69 70 const struct pll_vco *vco_table; 71 size_t num_vco; 72#define SUPPORTS_OFFLINE_REQ BIT(0) 73#define SUPPORTS_FSM_MODE BIT(2) 74#define SUPPORTS_DYNAMIC_UPDATE BIT(3) 75 u8 flags; 76 77 struct clk_regmap clkr; 78}; 79 80/** 81 * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider 82 * @offset: base address of registers 83 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 84 * @width: width of post-divider 85 * @post_div_shift: shift to differentiate between odd & even post-divider 86 * @post_div_table: table with PLL odd and even post-divider settings 87 * @num_post_div: Number of PLL post-divider settings 88 * 89 * @clkr: regmap clock handle 90 */ 91struct clk_alpha_pll_postdiv { 92 u32 offset; 93 u8 width; 94 const u8 *regs; 95 96 struct clk_regmap clkr; 97 int post_div_shift; 98 const struct clk_div_table *post_div_table; 99 size_t num_post_div; 100}; 101 102struct alpha_pll_config { 103 u32 l; 104 u32 alpha; 105 u32 alpha_hi; 106 u32 config_ctl_val; 107 u32 config_ctl_hi_val; 108 u32 config_ctl_hi1_val; 109 u32 user_ctl_val; 110 u32 user_ctl_hi_val; 111 u32 user_ctl_hi1_val; 112 u32 test_ctl_val; 113 u32 test_ctl_hi_val; 114 u32 test_ctl_hi1_val; 115 u32 main_output_mask; 116 u32 aux_output_mask; 117 u32 aux2_output_mask; 118 u32 early_output_mask; 119 u32 alpha_en_mask; 120 u32 alpha_mode_mask; 121 u32 pre_div_val; 122 u32 pre_div_mask; 123 u32 post_div_val; 124 u32 post_div_mask; 125 u32 vco_val; 126 u32 vco_mask; 127}; 128 129extern const struct clk_ops clk_alpha_pll_ops; 130extern const struct clk_ops clk_alpha_pll_fixed_ops; 131extern const struct clk_ops clk_alpha_pll_hwfsm_ops; 132extern const struct clk_ops clk_alpha_pll_postdiv_ops; 133extern const struct clk_ops clk_alpha_pll_huayra_ops; 134extern const struct clk_ops clk_alpha_pll_postdiv_ro_ops; 135 136extern const struct clk_ops clk_alpha_pll_fabia_ops; 137extern const struct clk_ops clk_alpha_pll_fixed_fabia_ops; 138extern const struct clk_ops clk_alpha_pll_postdiv_fabia_ops; 139 140extern const struct clk_ops clk_alpha_pll_trion_ops; 141extern const struct clk_ops clk_alpha_pll_fixed_trion_ops; 142extern const struct clk_ops clk_alpha_pll_postdiv_trion_ops; 143 144extern const struct clk_ops clk_alpha_pll_lucid_ops; 145#define clk_alpha_pll_fixed_lucid_ops clk_alpha_pll_fixed_trion_ops 146extern const struct clk_ops clk_alpha_pll_postdiv_lucid_ops; 147extern const struct clk_ops clk_alpha_pll_agera_ops; 148 149extern const struct clk_ops clk_alpha_pll_lucid_5lpe_ops; 150extern const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops; 151extern const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops; 152 153extern const struct clk_ops clk_alpha_pll_zonda_ops; 154#define clk_alpha_pll_postdiv_zonda_ops clk_alpha_pll_postdiv_fabia_ops 155extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops; 156extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops; 157 158void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 159 const struct alpha_pll_config *config); 160void clk_fabia_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 161 const struct alpha_pll_config *config); 162void clk_trion_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 163 const struct alpha_pll_config *config); 164void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 165 const struct alpha_pll_config *config); 166#define clk_lucid_pll_configure(pll, regmap, config) \ 167 clk_trion_pll_configure(pll, regmap, config) 168 169void clk_zonda_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 170 const struct alpha_pll_config *config); 171 172 173#endif