62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2021 TOSHIBA CORPORATION
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* Copyright (c) 2021 Toshiba Electronic Devices & Storage Corporation
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*
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* Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
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*/
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#ifndef _VISCONTI_PLL_H_
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#define _VISCONTI_PLL_H_
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#include <linux/clk-provider.h>
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#include <linux/regmap.h>
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#include <linux/spinlock.h>
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struct visconti_pll_provider {
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void __iomem *reg_base;
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struct clk_hw_onecell_data clk_data;
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struct device_node *node;
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};
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#define VISCONTI_PLL_RATE(_rate, _dacen, _dsmen, \
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_refdiv, _intin, _fracin, _postdiv1, _postdiv2) \
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{ \
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.rate = _rate, \
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.dacen = _dacen, \
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.dsmen = _dsmen, \
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.refdiv = _refdiv, \
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.intin = _intin, \
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.fracin = _fracin, \
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.postdiv1 = _postdiv1, \
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.postdiv2 = _postdiv2 \
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}
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struct visconti_pll_rate_table {
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unsigned long rate;
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unsigned int dacen;
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unsigned int dsmen;
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unsigned int refdiv;
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unsigned long intin;
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unsigned long fracin;
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unsigned int postdiv1;
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unsigned int postdiv2;
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};
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struct visconti_pll_info {
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unsigned int id;
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const char *name;
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const char *parent;
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unsigned long base_reg;
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const struct visconti_pll_rate_table *rate_table;
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};
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struct visconti_pll_provider * __init visconti_init_pll(struct device_node *np,
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void __iomem *base,
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unsigned long nr_plls);
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void visconti_register_plls(struct visconti_pll_provider *ctx,
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const struct visconti_pll_info *list,
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unsigned int nr_plls, spinlock_t *lock);
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#endif /* _VISCONTI_PLL_H_ */
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