upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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79 lines
2.0 KiB
79 lines
2.0 KiB
/*
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* Copyright (C) 2015 Thomas Chou <thomas@wytron.com.tw>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _MISC_H_
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#define _MISC_H_
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/*
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* Read the device to buffer, optional.
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*
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* @dev: the device
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* @offset: offset to read the device
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* @buf: pointer to data buffer
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* @size: data size in bytes to read the device
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* @return: 0 if OK, -ve on error
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*/
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int misc_read(struct udevice *dev, int offset, void *buf, int size);
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/*
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* Write buffer to the device, optional.
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*
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* @dev: the device
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* @offset: offset to write the device
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* @buf: pointer to data buffer
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* @size: data size in bytes to write the device
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* @return: 0 if OK, -ve on error
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*/
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int misc_write(struct udevice *dev, int offset, void *buf, int size);
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/*
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* Assert command to the device, optional.
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*
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* @dev: the device
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* @request: command to be sent to the device
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* @buf: pointer to buffer related to the requset
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* @return: 0 if OK, -ve on error
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*/
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int misc_ioctl(struct udevice *dev, unsigned long request, void *buf);
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/*
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* struct misc_ops - Driver model Misc operations
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*
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* The uclass interface is implemented by all miscellaneous devices which
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* use driver model.
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*/
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struct misc_ops {
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/*
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* Read the device to buffer, optional.
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*
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* @dev: the device
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* @offset: offset to read the device
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* @buf: pointer to data buffer
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* @size: data size in bytes to read the device
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* @return: 0 if OK, -ve on error
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*/
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int (*read)(struct udevice *dev, int offset, void *buf, int size);
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/*
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* Write buffer to the device, optional.
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*
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* @dev: the device
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* @offset: offset to write the device
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* @buf: pointer to data buffer
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* @size: data size in bytes to write the device
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* @return: 0 if OK, -ve on error
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*/
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int (*write)(struct udevice *dev, int offset, const void *buf,
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int size);
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/*
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* Assert command to the device, optional.
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*
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* @dev: the device
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* @request: command to be sent to the device
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* @buf: pointer to buffer related to the requset
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* @return: 0 if OK, -ve on error
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*/
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int (*ioctl)(struct udevice *dev, unsigned long request, void *buf);
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};
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#endif /* _MISC_H_ */
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