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36 lines
897 B
36 lines
897 B
/* SPDX-License-Identifier: GPL-2.0+ */ |
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/* |
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* Core interface for Renesas Synchronization Management Unit (SMU) devices. |
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* |
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* Copyright (C) 2021 Integrated Device Technology, Inc., a Renesas Company. |
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*/ |
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#ifndef __LINUX_MFD_RSMU_H |
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#define __LINUX_MFD_RSMU_H |
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/* The supported devices are ClockMatrix, Sabre and SnowLotus */ |
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enum rsmu_type { |
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RSMU_CM = 0x34000, |
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RSMU_SABRE = 0x33810, |
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RSMU_SL = 0x19850, |
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}; |
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/** |
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* |
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* struct rsmu_ddata - device data structure for sub devices. |
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* |
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* @dev: i2c/spi device. |
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* @regmap: i2c/spi bus access. |
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* @lock: mutex used by sub devices to make sure a series of |
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* bus access requests are not interrupted. |
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* @type: RSMU device type. |
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* @page: i2c/spi bus driver internal use only. |
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*/ |
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struct rsmu_ddata { |
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struct device *dev; |
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struct regmap *regmap; |
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struct mutex lock; |
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enum rsmu_type type; |
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u16 page; |
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}; |
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#endif /* __LINUX_MFD_RSMU_H */
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