162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (c) 2021 TOSHIBA CORPORATION 462306a36Sopenharmony_ci * Copyright (c) 2021 Toshiba Electronic Devices & Storage Corporation 562306a36Sopenharmony_ci * 662306a36Sopenharmony_ci * Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp> 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#ifndef _VISCONTI_PLL_H_ 1062306a36Sopenharmony_ci#define _VISCONTI_PLL_H_ 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci#include <linux/clk-provider.h> 1362306a36Sopenharmony_ci#include <linux/regmap.h> 1462306a36Sopenharmony_ci#include <linux/spinlock.h> 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_cistruct visconti_pll_provider { 1762306a36Sopenharmony_ci void __iomem *reg_base; 1862306a36Sopenharmony_ci struct device_node *node; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci /* Must be last */ 2162306a36Sopenharmony_ci struct clk_hw_onecell_data clk_data; 2262306a36Sopenharmony_ci}; 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci#define VISCONTI_PLL_RATE(_rate, _dacen, _dsmen, \ 2562306a36Sopenharmony_ci _refdiv, _intin, _fracin, _postdiv1, _postdiv2) \ 2662306a36Sopenharmony_ci{ \ 2762306a36Sopenharmony_ci .rate = _rate, \ 2862306a36Sopenharmony_ci .dacen = _dacen, \ 2962306a36Sopenharmony_ci .dsmen = _dsmen, \ 3062306a36Sopenharmony_ci .refdiv = _refdiv, \ 3162306a36Sopenharmony_ci .intin = _intin, \ 3262306a36Sopenharmony_ci .fracin = _fracin, \ 3362306a36Sopenharmony_ci .postdiv1 = _postdiv1, \ 3462306a36Sopenharmony_ci .postdiv2 = _postdiv2 \ 3562306a36Sopenharmony_ci} 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_cistruct visconti_pll_rate_table { 3862306a36Sopenharmony_ci unsigned long rate; 3962306a36Sopenharmony_ci unsigned int dacen; 4062306a36Sopenharmony_ci unsigned int dsmen; 4162306a36Sopenharmony_ci unsigned int refdiv; 4262306a36Sopenharmony_ci unsigned long intin; 4362306a36Sopenharmony_ci unsigned long fracin; 4462306a36Sopenharmony_ci unsigned int postdiv1; 4562306a36Sopenharmony_ci unsigned int postdiv2; 4662306a36Sopenharmony_ci}; 4762306a36Sopenharmony_ci 4862306a36Sopenharmony_cistruct visconti_pll_info { 4962306a36Sopenharmony_ci unsigned int id; 5062306a36Sopenharmony_ci const char *name; 5162306a36Sopenharmony_ci const char *parent; 5262306a36Sopenharmony_ci unsigned long base_reg; 5362306a36Sopenharmony_ci const struct visconti_pll_rate_table *rate_table; 5462306a36Sopenharmony_ci}; 5562306a36Sopenharmony_ci 5662306a36Sopenharmony_cistruct visconti_pll_provider * __init visconti_init_pll(struct device_node *np, 5762306a36Sopenharmony_ci void __iomem *base, 5862306a36Sopenharmony_ci unsigned long nr_plls); 5962306a36Sopenharmony_civoid visconti_register_plls(struct visconti_pll_provider *ctx, 6062306a36Sopenharmony_ci const struct visconti_pll_info *list, 6162306a36Sopenharmony_ci unsigned int nr_plls, spinlock_t *lock); 6262306a36Sopenharmony_ci 6362306a36Sopenharmony_ci#endif /* _VISCONTI_PLL_H_ */ 64