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 */ 11 enum { 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_RIVIAN_EVO, 22 CLK_ALPHA_PLL_TYPE_MAX, 23 }; 24 25 enum { 26 PLL_OFF_L_VAL, 27 PLL_OFF_CAL_L_VAL, 28 PLL_OFF_ALPHA_VAL, 29 PLL_OFF_ALPHA_VAL_U, 30 PLL_OFF_USER_CTL, 31 PLL_OFF_USER_CTL_U, 32 PLL_OFF_USER_CTL_U1, 33 PLL_OFF_CONFIG_CTL, 34 PLL_OFF_CONFIG_CTL_U, 35 PLL_OFF_CONFIG_CTL_U1, 36 PLL_OFF_TEST_CTL, 37 PLL_OFF_TEST_CTL_U, 38 PLL_OFF_TEST_CTL_U1, 39 PLL_OFF_STATUS, 40 PLL_OFF_OPMODE, 41 PLL_OFF_FRAC, 42 PLL_OFF_CAL_VAL, 43 PLL_OFF_MAX_REGS 44 }; 45 46 extern const u8 clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_MAX][PLL_OFF_MAX_REGS]; 47 48 struct pll_vco { 49 unsigned long min_freq; 50 unsigned long max_freq; 51 u32 val; 52 }; 53 54 #define VCO(a, b, c) { \ 55 .val = a,\ 56 .min_freq = b,\ 57 .max_freq = c,\ 58 } 59 60 /** 61 * struct clk_alpha_pll - phase locked loop (PLL) 62 * @offset: base address of registers 63 * @vco_table: array of VCO settings 64 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 65 * @clkr: regmap clock handle 66 */ 67 struct clk_alpha_pll { 68 u32 offset; 69 const u8 *regs; 70 71 const struct pll_vco *vco_table; 72 size_t num_vco; 73 #define SUPPORTS_OFFLINE_REQ BIT(0) 74 #define SUPPORTS_FSM_MODE BIT(2) 75 #define SUPPORTS_DYNAMIC_UPDATE BIT(3) 76 u8 flags; 77 78 struct clk_regmap clkr; 79 }; 80 81 /** 82 * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider 83 * @offset: base address of registers 84 * @regs: alpha pll register map (see @clk_alpha_pll_regs) 85 * @width: width of post-divider 86 * @post_div_shift: shift to differentiate between odd & even post-divider 87 * @post_div_table: table with PLL odd and even post-divider settings 88 * @num_post_div: Number of PLL post-divider settings 89 * 90 * @clkr: regmap clock handle 91 */ 92 struct clk_alpha_pll_postdiv { 93 u32 offset; 94 u8 width; 95 const u8 *regs; 96 97 struct clk_regmap clkr; 98 int post_div_shift; 99 const struct clk_div_table *post_div_table; 100 size_t num_post_div; 101 }; 102 103 struct alpha_pll_config { 104 u32 l; 105 u32 alpha; 106 u32 alpha_hi; 107 u32 config_ctl_val; 108 u32 config_ctl_hi_val; 109 u32 config_ctl_hi1_val; 110 u32 user_ctl_val; 111 u32 user_ctl_hi_val; 112 u32 user_ctl_hi1_val; 113 u32 test_ctl_val; 114 u32 test_ctl_hi_val; 115 u32 test_ctl_hi1_val; 116 u32 main_output_mask; 117 u32 aux_output_mask; 118 u32 aux2_output_mask; 119 u32 early_output_mask; 120 u32 alpha_en_mask; 121 u32 alpha_mode_mask; 122 u32 pre_div_val; 123 u32 pre_div_mask; 124 u32 post_div_val; 125 u32 post_div_mask; 126 u32 vco_val; 127 u32 vco_mask; 128 }; 129 130 extern const struct clk_ops clk_alpha_pll_ops; 131 extern const struct clk_ops clk_alpha_pll_fixed_ops; 132 extern const struct clk_ops clk_alpha_pll_hwfsm_ops; 133 extern const struct clk_ops clk_alpha_pll_postdiv_ops; 134 extern const struct clk_ops clk_alpha_pll_huayra_ops; 135 extern const struct clk_ops clk_alpha_pll_postdiv_ro_ops; 136 137 extern const struct clk_ops clk_alpha_pll_fabia_ops; 138 extern const struct clk_ops clk_alpha_pll_fixed_fabia_ops; 139 extern const struct clk_ops clk_alpha_pll_postdiv_fabia_ops; 140 141 extern const struct clk_ops clk_alpha_pll_trion_ops; 142 extern const struct clk_ops clk_alpha_pll_fixed_trion_ops; 143 extern const struct clk_ops clk_alpha_pll_postdiv_trion_ops; 144 145 extern const struct clk_ops clk_alpha_pll_lucid_ops; 146 #define clk_alpha_pll_fixed_lucid_ops clk_alpha_pll_fixed_trion_ops 147 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_ops; 148 extern const struct clk_ops clk_alpha_pll_agera_ops; 149 150 extern const struct clk_ops clk_alpha_pll_lucid_5lpe_ops; 151 extern const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops; 152 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops; 153 154 extern const struct clk_ops clk_alpha_pll_zonda_ops; 155 #define clk_alpha_pll_postdiv_zonda_ops clk_alpha_pll_postdiv_fabia_ops 156 157 extern const struct clk_ops clk_alpha_pll_lucid_evo_ops; 158 extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops; 159 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops; 160 161 extern const struct clk_ops clk_alpha_pll_rivian_evo_ops; 162 #define clk_alpha_pll_postdiv_rivian_evo_ops clk_alpha_pll_postdiv_fabia_ops 163 164 void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 165 const struct alpha_pll_config *config); 166 void clk_fabia_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 167 const struct alpha_pll_config *config); 168 void clk_trion_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 169 const struct alpha_pll_config *config); 170 void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 171 const struct alpha_pll_config *config); 172 #define clk_lucid_pll_configure(pll, regmap, config) \ 173 clk_trion_pll_configure(pll, regmap, config) 174 175 void clk_zonda_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 176 const struct alpha_pll_config *config); 177 void clk_lucid_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 178 const struct alpha_pll_config *config); 179 void clk_rivian_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap, 180 const struct alpha_pll_config *config); 181 182 #endif 183