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As an example of how to write a uclass and a driver, provide a demo version of each, accessible through the 'demo' command. To use these with driver model, define CONFIG_CMD_DEMO and CONFIG_DM_DEMO. The two demo drivers are enabled with CONFIG_DM_DEMO_SIMPLE and CONFIG_DM_DEMO_SHAPE. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Marek Vasut <marex@denx.de> Signed-off-by: Pavel Herrmann <morpheus.ibis@gmail.com> Signed-off-by: Viktor Křivák <viktor.krivak@gmail.com> Signed-off-by: Tomas Hlavacek <tmshlvck@gmail.com>
36 lines
691 B
C
36 lines
691 B
C
/*
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* Copyright (c) 2013 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 __DM_DEMO_H
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#define __DM_DEMO_H
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#include <dm.h>
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/**
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* struct dm_demo_pdata - configuration data for demo instance
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*
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* @colour: Color of the demo
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* @sides: Numbers of sides
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* @default_char: Default ASCII character to output (65 = 'A')
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*/
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struct dm_demo_pdata {
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const char *colour;
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int sides;
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int default_char;
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};
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struct demo_ops {
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int (*hello)(struct device *dev, int ch);
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int (*status)(struct device *dev, int *status);
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};
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int demo_hello(struct device *dev, int ch);
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int demo_status(struct device *dev, int *status);
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int demo_list(void);
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int demo_parse_dt(struct device *dev);
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#endif
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