41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* R-Car Gen3 Clock Pulse Generator Library
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*
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* Copyright (C) 2015-2018 Glider bvba
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* Copyright (C) 2019 Renesas Electronics Corp.
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*
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* Based on clk-rcar-gen3.c
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*
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* Copyright (C) 2015 Renesas Electronics Corp.
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*/
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#ifndef __CLK_RENESAS_RCAR_CPG_LIB_H__
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#define __CLK_RENESAS_RCAR_CPG_LIB_H__
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extern spinlock_t cpg_lock;
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struct cpg_simple_notifier {
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struct notifier_block nb;
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void __iomem *reg;
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u32 saved;
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};
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void cpg_simple_notifier_register(struct raw_notifier_head *notifiers,
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struct cpg_simple_notifier *csn);
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void cpg_reg_modify(void __iomem *reg, u32 clear, u32 set);
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struct clk * __init cpg_sd_clk_register(const char *name,
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void __iomem *base, unsigned int offset, const char *parent_name,
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struct raw_notifier_head *notifiers, bool skip_first);
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struct clk * __init cpg_rpc_clk_register(const char *name,
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void __iomem *rpcckcr, const char *parent_name,
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struct raw_notifier_head *notifiers);
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struct clk * __init cpg_rpcd2_clk_register(const char *name,
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void __iomem *rpcckcr,
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const char *parent_name);
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#endif
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