1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (c) 2015, 2018, 2021 The Linux Foundation. All rights reserved. 4 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. 5 */ 6 7 8 #ifndef __QCOM_CLK_ALPHA_PLL_H__ 9 #define __QCOM_CLK_ALPHA_PLL_H__ 10 11 #include <linux/clk-provider.h> 12 #include "clk-regmap.h" 13 14 /* Alpha PLL types */ 15 enum { 16 CLK_ALPHA_PLL_TYPE_DEFAULT, 17 CLK_ALPHA_PLL_TYPE_HUAYRA, 18 CLK_ALPHA_PLL_TYPE_BRAMMO, 19 CLK_ALPHA_PLL_TYPE_FABIA, 20 CLK_ALPHA_PLL_TYPE_TRION, 21 CLK_ALPHA_PLL_TYPE_LUCID = CLK_ALPHA_PLL_TYPE_TRION, 22 CLK_ALPHA_PLL_TYPE_AGERA, 23 CLK_ALPHA_PLL_TYPE_ZONDA, 24 CLK_ALPHA_PLL_TYPE_LUCID_EVO, 25 CLK_ALPHA_PLL_TYPE_LUCID_OLE, 26 CLK_ALPHA_PLL_TYPE_RIVIAN_EVO, 27 CLK_ALPHA_PLL_TYPE_DEFAULT_EVO, 28 CLK_ALPHA_PLL_TYPE_BRAMMO_EVO, 29 CLK_ALPHA_PLL_TYPE_STROMER, 30 CLK_ALPHA_PLL_TYPE_STROMER_PLUS, 31 CLK_ALPHA_PLL_TYPE_MAX, 32 }; 33 34 enum { 35 PLL_OFF_L_VAL, 36 PLL_OFF_CAL_L_VAL, 37 PLL_OFF_ALPHA_VAL, 38 PLL_OFF_ALPHA_VAL_U, 39 PLL_OFF_USER_CTL, 40 PLL_OFF_USER_CTL_U, 41 PLL_OFF_USER_CTL_U1, 42 PLL_OFF_CONFIG_CTL, 43 PLL_OFF_CONFIG_CTL_U, 44 PLL_OFF_CONFIG_CTL_U1, 45 PLL_OFF_TEST_CTL, 46 PLL_OFF_TEST_CTL_U, 47 PLL_OFF_TEST_CTL_U1, 48 PLL_OFF_TEST_CTL_U2, 49 PLL_OFF_STATE, 50 PLL_OFF_STATUS, 51 PLL_OFF_OPMODE, 52 PLL_OFF_FRAC, 53 PLL_OFF_CAL_VAL, 54 PLL_OFF_MAX_REGS 55 }; 56 57 extern const u8 clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_MAX][PLL_OFF_MAX_REGS]; 58 59 struct pll_vco { 60 unsigned long min_freq; 61 unsigned long max_freq; 62 u32 val; 63 }; 64 65 #define VCO(a, b, c) { \ 66 .val = a,\ 67 .min_freq = b,\ 68 .max_freq = c,\ 69 } 70 71 /** 72 * struct clk_alpha_pll - phase locked loop (PLL) 73 * @offset: base address of registers 74 * @vco_table: array of VCO settings 75 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 76 * @clkr: regmap clock handle 77 */ 78 struct clk_alpha_pll { 79 u32 offset; 80 const u8 *regs; 81 82 const struct pll_vco *vco_table; 83 size_t num_vco; 84 #define SUPPORTS_OFFLINE_REQ BIT(0) 85 #define SUPPORTS_FSM_MODE BIT(2) 86 #define SUPPORTS_DYNAMIC_UPDATE BIT(3) 87 #define SUPPORTS_FSM_LEGACY_MODE BIT(4) 88 u8 flags; 89 90 struct clk_regmap clkr; 91 }; 92 93 /** 94 * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider 95 * @offset: base address of registers 96 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 97 * @width: width of post-divider 98 * @post_div_shift: shift to differentiate between odd & even post-divider 99 * @post_div_table: table with PLL odd and even post-divider settings 100 * @num_post_div: Number of PLL post-divider settings 101 * 102 * @clkr: regmap clock handle 103 */ 104 struct clk_alpha_pll_postdiv { 105 u32 offset; 106 u8 width; 107 const u8 *regs; 108 109 struct clk_regmap clkr; 110 int post_div_shift; 111 const struct clk_div_table *post_div_table; 112 size_t num_post_div; 113 }; 114 115 struct alpha_pll_config { 116 u32 l; 117 u32 alpha; 118 u32 alpha_hi; 119 u32 config_ctl_val; 120 u32 config_ctl_hi_val; 121 u32 config_ctl_hi1_val; 122 u32 user_ctl_val; 123 u32 user_ctl_hi_val; 124 u32 user_ctl_hi1_val; 125 u32 test_ctl_val; 126 u32 test_ctl_mask; 127 u32 test_ctl_hi_val; 128 u32 test_ctl_hi_mask; 129 u32 test_ctl_hi1_val; 130 u32 test_ctl_hi2_val; 131 u32 main_output_mask; 132 u32 aux_output_mask; 133 u32 aux2_output_mask; 134 u32 early_output_mask; 135 u32 alpha_en_mask; 136 u32 alpha_mode_mask; 137 u32 pre_div_val; 138 u32 pre_div_mask; 139 u32 post_div_val; 140 u32 post_div_mask; 141 u32 vco_val; 142 u32 vco_mask; 143 u32 status_val; 144 u32 status_mask; 145 u32 lock_det; 146 }; 147 148 extern const struct clk_ops clk_alpha_pll_ops; 149 extern const struct clk_ops clk_alpha_pll_fixed_ops; 150 extern const struct clk_ops clk_alpha_pll_hwfsm_ops; 151 extern const struct clk_ops clk_alpha_pll_postdiv_ops; 152 extern const struct clk_ops clk_alpha_pll_huayra_ops; 153 extern const struct clk_ops clk_alpha_pll_postdiv_ro_ops; 154 extern const struct clk_ops clk_alpha_pll_stromer_ops; 155 156 extern const struct clk_ops clk_alpha_pll_fabia_ops; 157 extern const struct clk_ops clk_alpha_pll_fixed_fabia_ops; 158 extern const struct clk_ops clk_alpha_pll_postdiv_fabia_ops; 159 160 extern const struct clk_ops clk_alpha_pll_trion_ops; 161 extern const struct clk_ops clk_alpha_pll_fixed_trion_ops; 162 extern const struct clk_ops clk_alpha_pll_postdiv_trion_ops; 163 164 extern const struct clk_ops clk_alpha_pll_lucid_ops; 165 #define clk_alpha_pll_fixed_lucid_ops clk_alpha_pll_fixed_trion_ops 166 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_ops; 167 extern const struct clk_ops clk_alpha_pll_agera_ops; 168 169 extern const struct clk_ops clk_alpha_pll_lucid_5lpe_ops; 170 extern const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops; 171 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops; 172 173 extern const struct clk_ops clk_alpha_pll_zonda_ops; 174 #define clk_alpha_pll_postdiv_zonda_ops clk_alpha_pll_postdiv_fabia_ops 175 176 extern const struct clk_ops clk_alpha_pll_lucid_evo_ops; 177 extern const struct clk_ops clk_alpha_pll_reset_lucid_evo_ops; 178 #define clk_alpha_pll_reset_lucid_ole_ops clk_alpha_pll_reset_lucid_evo_ops 179 extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops; 180 #define clk_alpha_pll_fixed_lucid_ole_ops clk_alpha_pll_fixed_lucid_evo_ops 181 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops; 182 #define clk_alpha_pll_postdiv_lucid_ole_ops clk_alpha_pll_postdiv_lucid_evo_ops 183 184 extern const struct clk_ops clk_alpha_pll_rivian_evo_ops; 185 #define clk_alpha_pll_postdiv_rivian_evo_ops clk_alpha_pll_postdiv_fabia_ops 186 187 void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 188 const struct alpha_pll_config *config); 189 void clk_fabia_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 190 const struct alpha_pll_config *config); 191 void clk_trion_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 192 const struct alpha_pll_config *config); 193 void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 194 const struct alpha_pll_config *config); 195 #define clk_lucid_pll_configure(pll, regmap, config) \ 196 clk_trion_pll_configure(pll, regmap, config) 197 198 void clk_zonda_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 199 const struct alpha_pll_config *config); 200 void clk_lucid_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 201 const struct alpha_pll_config *config); 202 void clk_rivian_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 203 const struct alpha_pll_config *config); 204 void clk_stromer_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 205 const struct alpha_pll_config *config); 206 207 #endif 208