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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2015, 2018, The Linux Foundation. All rights reserved. */
#ifndef __QCOM_CLK_ALPHA_PLL_H__
#define __QCOM_CLK_ALPHA_PLL_H__
#include <linux/clk-provider.h>
#include "clk-regmap.h"
/* Alpha PLL types */
enum {
CLK_ALPHA_PLL_TYPE_DEFAULT,
CLK_ALPHA_PLL_TYPE_HUAYRA,
CLK_ALPHA_PLL_TYPE_BRAMMO,
CLK_ALPHA_PLL_TYPE_FABIA,
CLK_ALPHA_PLL_TYPE_TRION,
CLK_ALPHA_PLL_TYPE_LUCID = CLK_ALPHA_PLL_TYPE_TRION,
CLK_ALPHA_PLL_TYPE_AGERA,
CLK_ALPHA_PLL_TYPE_ZONDA,
CLK_ALPHA_PLL_TYPE_LUCID_EVO,
CLK_ALPHA_PLL_TYPE_MAX,
};
enum {
PLL_OFF_L_VAL,
PLL_OFF_CAL_L_VAL,
PLL_OFF_ALPHA_VAL,
PLL_OFF_ALPHA_VAL_U,
PLL_OFF_USER_CTL,
PLL_OFF_USER_CTL_U,
PLL_OFF_USER_CTL_U1,
PLL_OFF_CONFIG_CTL,
PLL_OFF_CONFIG_CTL_U,
PLL_OFF_CONFIG_CTL_U1,
PLL_OFF_TEST_CTL,
PLL_OFF_TEST_CTL_U,
PLL_OFF_TEST_CTL_U1,
PLL_OFF_STATUS,
PLL_OFF_OPMODE,
PLL_OFF_FRAC,
PLL_OFF_CAL_VAL,
PLL_OFF_MAX_REGS
};
extern const u8 clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_MAX][PLL_OFF_MAX_REGS];
struct pll_vco {
unsigned long min_freq;
unsigned long max_freq;
u32 val;
};
#define VCO(a, b, c) { \
.val = a,\
.min_freq = b,\
.max_freq = c,\
}
/**
* struct clk_alpha_pll - phase locked loop (PLL)
* @offset: base address of registers
* @vco_table: array of VCO settings
* @regs: alpha pll register map (see @clk_alpha_pll_regs)
* @clkr: regmap clock handle
*/
struct clk_alpha_pll {
u32 offset;
const u8 *regs;
const struct pll_vco *vco_table;
size_t num_vco;
#define SUPPORTS_OFFLINE_REQ BIT(0)
#define SUPPORTS_FSM_MODE BIT(2)
#define SUPPORTS_DYNAMIC_UPDATE BIT(3)
u8 flags;
struct clk_regmap clkr;
};
/**
* struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider
* @offset: base address of registers
* @regs: alpha pll register map (see @clk_alpha_pll_regs)
* @width: width of post-divider
* @post_div_shift: shift to differentiate between odd & even post-divider
* @post_div_table: table with PLL odd and even post-divider settings
* @num_post_div: Number of PLL post-divider settings
*
* @clkr: regmap clock handle
*/
struct clk_alpha_pll_postdiv {
u32 offset;
u8 width;
const u8 *regs;
struct clk_regmap clkr;
int post_div_shift;
const struct clk_div_table *post_div_table;
size_t num_post_div;
};
struct alpha_pll_config {
u32 l;
u32 alpha;
u32 alpha_hi;
u32 config_ctl_val;
u32 config_ctl_hi_val;
u32 config_ctl_hi1_val;
u32 user_ctl_val;
u32 user_ctl_hi_val;
u32 user_ctl_hi1_val;
u32 test_ctl_val;
u32 test_ctl_hi_val;
u32 test_ctl_hi1_val;
u32 main_output_mask;
u32 aux_output_mask;
u32 aux2_output_mask;
u32 early_output_mask;
u32 alpha_en_mask;
u32 alpha_mode_mask;
u32 pre_div_val;
u32 pre_div_mask;
u32 post_div_val;
u32 post_div_mask;
u32 vco_val;
u32 vco_mask;
};
extern const struct clk_ops clk_alpha_pll_ops;
extern const struct clk_ops clk_alpha_pll_fixed_ops;
extern const struct clk_ops clk_alpha_pll_hwfsm_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_ops;
extern const struct clk_ops clk_alpha_pll_huayra_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_ro_ops;
extern const struct clk_ops clk_alpha_pll_fabia_ops;
extern const struct clk_ops clk_alpha_pll_fixed_fabia_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_fabia_ops;
extern const struct clk_ops clk_alpha_pll_trion_ops;
extern const struct clk_ops clk_alpha_pll_fixed_trion_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_trion_ops;
extern const struct clk_ops clk_alpha_pll_lucid_ops;
#define clk_alpha_pll_fixed_lucid_ops clk_alpha_pll_fixed_trion_ops
extern const struct clk_ops clk_alpha_pll_postdiv_lucid_ops;
extern const struct clk_ops clk_alpha_pll_agera_ops;
extern const struct clk_ops clk_alpha_pll_lucid_5lpe_ops;
extern const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops;
extern const struct clk_ops clk_alpha_pll_zonda_ops;
#define clk_alpha_pll_postdiv_zonda_ops clk_alpha_pll_postdiv_fabia_ops
extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops;
extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops;
void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
void clk_fabia_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
void clk_trion_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
#define clk_lucid_pll_configure(pll, regmap, config) \
clk_trion_pll_configure(pll, regmap, config)
void clk_zonda_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
const struct alpha_pll_config *config);
#endif
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