Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
82 lines
1.7 KiB
C
82 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2013, The Linux Foundation. All rights reserved.
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*/
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#ifndef __QCOM_CLK_PLL_H__
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#define __QCOM_CLK_PLL_H__
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#include <linux/clk-provider.h>
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#include "clk-regmap.h"
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/**
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* struct pll_freq_tbl - PLL frequency table
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* @l: L value
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* @m: M value
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* @n: N value
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* @ibits: internal values
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*/
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struct pll_freq_tbl {
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unsigned long freq;
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u16 l;
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u16 m;
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u16 n;
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u32 ibits;
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};
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/**
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* struct clk_pll - phase locked loop (PLL)
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* @l_reg: L register
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* @m_reg: M register
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* @n_reg: N register
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* @config_reg: config register
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* @mode_reg: mode register
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* @status_reg: status register
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* @status_bit: ANDed with @status_reg to determine if PLL is enabled
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* @freq_tbl: PLL frequency table
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* @hw: handle between common and hardware-specific interfaces
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*/
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struct clk_pll {
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u32 l_reg;
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u32 m_reg;
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u32 n_reg;
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u32 config_reg;
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u32 mode_reg;
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u32 status_reg;
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u8 status_bit;
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u8 post_div_width;
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u8 post_div_shift;
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const struct pll_freq_tbl *freq_tbl;
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struct clk_regmap clkr;
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};
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extern const struct clk_ops clk_pll_ops;
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extern const struct clk_ops clk_pll_vote_ops;
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extern const struct clk_ops clk_pll_sr2_ops;
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#define to_clk_pll(_hw) container_of(to_clk_regmap(_hw), struct clk_pll, clkr)
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struct pll_config {
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u16 l;
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u32 m;
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u32 n;
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u32 vco_val;
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u32 vco_mask;
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u32 pre_div_val;
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u32 pre_div_mask;
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u32 post_div_val;
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u32 post_div_mask;
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u32 mn_ena_mask;
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u32 main_output_mask;
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u32 aux_output_mask;
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};
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void clk_pll_configure_sr(struct clk_pll *pll, struct regmap *regmap,
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const struct pll_config *config, bool fsm_mode);
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void clk_pll_configure_sr_hpm_lp(struct clk_pll *pll, struct regmap *regmap,
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const struct pll_config *config, bool fsm_mode);
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#endif
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