085d7a4554
Add a clock type that associates a regmap pointer and some enable/disable bits with a clk_hw struct. This will be the struct that a hw specific implementation wraps if it wants to use the regmap helper functions. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/*
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* Copyright (c) 2014, 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_REGMAP_H__
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#define __QCOM_CLK_REGMAP_H__
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#include <linux/clk-provider.h>
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struct regmap;
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/**
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* struct clk_regmap - regmap supporting clock
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* @hw: handle between common and hardware-specific interfaces
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* @regmap: regmap to use for regmap helpers and/or by providers
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* @enable_reg: register when using regmap enable/disable ops
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* @enable_mask: mask when using regmap enable/disable ops
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* @enable_is_inverted: flag to indicate set enable_mask bits to disable
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* when using clock_enable_regmap and friends APIs.
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*/
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struct clk_regmap {
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struct clk_hw hw;
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struct regmap *regmap;
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unsigned int enable_reg;
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unsigned int enable_mask;
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bool enable_is_inverted;
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};
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#define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw)
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int clk_is_enabled_regmap(struct clk_hw *hw);
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int clk_enable_regmap(struct clk_hw *hw);
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void clk_disable_regmap(struct clk_hw *hw);
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struct clk *
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devm_clk_register_regmap(struct device *dev, struct clk_regmap *rclk);
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#endif
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