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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69 lines
1.6 KiB
69 lines
1.6 KiB
/*
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* Copyright 2014 Google Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _DISPLAY_H
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#define _DISPLAY_H
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struct udevice;
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struct display_timing;
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/**
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* Display uclass platform data for each device
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*
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* @source_id: ID for the source of the display data, typically a video
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* controller
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* @src_dev: Source device providing the video
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*/
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struct display_plat {
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int source_id;
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struct udevice *src_dev;
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};
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/**
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* display_read_timing() - Read timing information from EDID
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*
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* @dev: Device to read from
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* @return 0 if OK, -ve on error
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*/
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int display_read_timing(struct udevice *dev, struct display_timing *timing);
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/**
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* display_port_enable() - Enable a display port device
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*
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* @dev: Device to enable
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* @panel_bpp: Number of bits per pixel for panel
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* @timing: Display timings
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* @return 0 if OK, -ve on error
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*/
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int display_enable(struct udevice *dev, int panel_bpp,
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const struct display_timing *timing);
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struct dm_display_ops {
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/**
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* read_edid() - Read information from EDID
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*
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* @dev: Device to read from
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* @buf: Buffer to read into (should be EDID_SIZE bytes)
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* @buf_size: Buffer size (should be EDID_SIZE)
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* @return number of bytes read, <=0 for error
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*/
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int (*read_edid)(struct udevice *dev, u8 *buf, int buf_size);
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/**
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* enable() - Enable the display port device
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*
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* @dev: Device to enable
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* @panel_bpp: Number of bits per pixel for panel
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* @timing: Display timings
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* @return 0 if OK, -ve on error
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*/
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int (*enable)(struct udevice *dev, int panel_bpp,
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const struct display_timing *timing);
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};
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#define display_get_ops(dev) ((struct dm_display_ops *)(dev)->driver->ops)
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#endif
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