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ca9a002fb3
All multipliers and dividers are small. Storing them in u8 instead of unsigned int reduces kernel size for a generic kernel by ca. 0.5 KiB. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Link: https://lore.kernel.org/r/20191206133254.23800-1-geert+renesas@glider.be
41 lines
966 B
C
41 lines
966 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* R-Car Gen2 Clock Pulse Generator
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*
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* Copyright (C) 2016 Cogent Embedded Inc.
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*/
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#ifndef __CLK_RENESAS_RCAR_GEN2_CPG_H__
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#define __CLK_RENESAS_RCAR_GEN2_CPG_H__
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enum rcar_gen2_clk_types {
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CLK_TYPE_GEN2_MAIN = CLK_TYPE_CUSTOM,
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CLK_TYPE_GEN2_PLL0,
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CLK_TYPE_GEN2_PLL1,
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CLK_TYPE_GEN2_PLL3,
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CLK_TYPE_GEN2_Z,
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CLK_TYPE_GEN2_LB,
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CLK_TYPE_GEN2_ADSP,
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CLK_TYPE_GEN2_SDH,
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CLK_TYPE_GEN2_SD0,
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CLK_TYPE_GEN2_SD1,
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CLK_TYPE_GEN2_QSPI,
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CLK_TYPE_GEN2_RCAN,
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};
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struct rcar_gen2_cpg_pll_config {
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u8 extal_div;
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u8 pll1_mult;
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u8 pll3_mult;
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u8 pll0_mult; /* leave as zero if PLL0CR exists */
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};
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struct clk *rcar_gen2_cpg_clk_register(struct device *dev,
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const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
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struct clk **clks, void __iomem *base,
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struct raw_notifier_head *notifiers);
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int rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config,
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unsigned int pll0_div, u32 mode);
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#endif
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