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  • Heiko Schocher's avatar
    54c5d08a
    dm: rename device struct to udevice · 54c5d08a
    Heiko Schocher authored
    
    using UBI and DM together leads in compiler error, as
    both define a "struct device", so rename "struct device"
    in include/dm/device.h to "struct udevice", as we use
    linux code (MTD/UBI/UBIFS some USB code,...) and cannot
    change the linux "struct device"
    
    Signed-off-by: default avatarHeiko Schocher <hs@denx.de>
    Cc: Simon Glass <sjg@chromium.org>
    Cc: Marek Vasut <marex@denx.de>
    54c5d08a
    History
    dm: rename device struct to udevice
    Heiko Schocher authored
    
    using UBI and DM together leads in compiler error, as
    both define a "struct device", so rename "struct device"
    in include/dm/device.h to "struct udevice", as we use
    linux code (MTD/UBI/UBIFS some USB code,...) and cannot
    change the linux "struct device"
    
    Signed-off-by: default avatarHeiko Schocher <hs@denx.de>
    Cc: Simon Glass <sjg@chromium.org>
    Cc: Marek Vasut <marex@denx.de>
demo-uclass.c 1.08 KiB
/*
 * Copyright (c) 2013 Google, Inc
 *
 * (C) Copyright 2012
 * Pavel Herrmann <morpheus.ibis@gmail.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <dm.h>
#include <dm-demo.h>
#include <errno.h>
#include <fdtdec.h>
#include <malloc.h>
#include <asm/io.h>
#include <linux/list.h>

DECLARE_GLOBAL_DATA_PTR;

UCLASS_DRIVER(demo) = {
	.id		= UCLASS_DEMO,
};

int demo_hello(struct udevice *dev, int ch)
{
	const struct demo_ops *ops = device_get_ops(dev);

	if (!ops->hello)
		return -ENOSYS;

	return ops->hello(dev, ch);
}

int demo_status(struct udevice *dev, int *status)
{
	const struct demo_ops *ops = device_get_ops(dev);

	if (!ops->status)
		return -ENOSYS;

	return ops->status(dev, status);
}

int demo_parse_dt(struct udevice *dev)
{
	struct dm_demo_pdata *pdata = dev_get_platdata(dev);
	int dn = dev->of_offset;

	pdata->sides = fdtdec_get_int(gd->fdt_blob, dn, "sides", 0);
	pdata->colour = fdt_getprop(gd->fdt_blob, dn, "colour", NULL);
	if (!pdata->sides || !pdata->colour) {
		debug("%s: Invalid device tree data\n", __func__);
		return -EINVAL;
	}

	return 0;
}