c9dffc9719
This patch changes the functioning of the detection of w1 devices. The old way was a comparison between detected w1 and the ones described in the device tree. Now it will just look for the driver matching the family id of the w1 detected. The patch is inspired from Maxime Ripard code. Signed-off-by: Kory Maincent <kory.maincent@bootlin.com> Reviewed-by: Maxime Ripard <maxime@cerno.tech>
32 lines
776 B
C
32 lines
776 B
C
/* SPDX-License-Identifier: GPL-2.0+
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*
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* Copyright (c) 2015 Free Electrons
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* Copyright (c) 2015 NextThing Co
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* Copyright (c) 2018 Microchip Technology, Inc.
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*
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*/
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#ifndef __W1_EEPROM_H
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#define __W1_EEPROM_H
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struct udevice;
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struct w1_eeprom_ops {
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/*
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* Reads a buff from the given EEPROM memory, starting at
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* given offset and place the results into the given buffer.
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* Should read given count of bytes.
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* Should return 0 on success, and normal error.h on error
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*/
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int (*read_buf)(struct udevice *dev, unsigned int offset,
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u8 *buf, unsigned int count);
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};
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int w1_eeprom_read_buf(struct udevice *dev, unsigned int offset,
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u8 *buf, unsigned int count);
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int w1_eeprom_dm_init(void);
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int w1_eeprom_get_id(struct udevice *dev, u64 *id);
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#endif
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