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ARM: imx: new helper function imx_add_platform_device

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This should be a globally available function, see

	http://thread.gmane.org/gmane.linux.kernel/998881/focus=998882

Until this hits mainline create a similar function available for imx
platforms only.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-06-15 11:31:02 +02:00
parent 9f72ffedc8
commit 253ff1fa6f
2 changed files with 48 additions and 0 deletions
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33
arch/arm/plat-mxc/devices.c
View File

@ -18,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <mach/common.h>
@ -35,3 +36,35 @@ int __init mxc_register_device(struct platform_device *pdev, void *data)
return ret;
}
struct platform_device *__init imx_add_platform_device(const char *name, int id,
const struct resource *res, unsigned int num_resources,
const void *data, size_t size_data)
{
int ret = -ENOMEM;
struct platform_device *pdev;
pdev = platform_device_alloc(name, id);
if (!pdev)
goto err;
if (res) {
ret = platform_device_add_resources(pdev, res, num_resources);
if (ret)
goto err;
}
if (data) {
ret = platform_device_add_data(pdev, data, size_data);
if (ret)
goto err;
}
ret = platform_device_add(pdev);
if (ret) {
err:
platform_device_put(pdev);
return ERR_PTR(ret);
}
return pdev;
}

15
arch/arm/plat-mxc/include/mach/devices-common.h Normal file
View File

@ -0,0 +1,15 @@
/*
* Copyright (C) 2009-2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/init.h>
struct platform_device *imx_add_platform_device(const char *name, int id,
const struct resource *res, unsigned int num_resources,
const void *data, size_t size_data);