67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
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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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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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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 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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* @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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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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#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_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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