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SubjectRe: [PATCH] devicetree: Add empty of_platform_populate() for !CONFIG_OF_ADDRESS (sparc)
Hi Grant,

On 3/3/2012 5:09 AM, Grant Likely wrote:
> On Fri, 2 Mar 2012 17:07:15 -0800, Andrew Morton<akpm@linux-foundation.org> wrote:
>> On Fri, 2 Mar 2012 22:20:16 +0100
>> "Cousson, Benoit"<b-cousson@ti.com> wrote:
>>
>>> Hi Grant,
>>>
>>> In fact this patch is not working for build without CONFIG_OF like x86.
>>>
>>> On 2/24/2012 11:06 PM, Grant Likely wrote:
>>>> --- a/include/linux/of_platform.h
>>>> +++ b/include/linux/of_platform.h
>>>> @@ -81,7 +81,7 @@ extern struct platform_device *of_device_alloc(struct device_node *np,
>>>> struct device *parent);
>>>> extern struct platform_device *of_find_device_by_node(struct device_node *np);
>>>>
>>>> -#if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */
>>>> +#ifdef CONFIG_OF_ADDRESS /* device reg helpers depend on OF_ADDRESS */
>>>> /* Platform devices and busses creation */
>>>> extern struct platform_device *of_platform_device_create(struct device_node *np,
>>>> const char *bus_id,
>>>> @@ -94,7 +94,15 @@ extern int of_platform_populate(struct device_node *root,
>>>> const struct of_device_id *matches,
>>>> const struct of_dev_auxdata *lookup,
>>>> struct device *parent);
>>>> -#endif /* !CONFIG_SPARC */
>>>> +#else
>>>> +static inline int of_platform_populate(struct device_node *root,
>>>> + const struct of_device_id *matches,
>>>> + const struct of_dev_auxdata *lookup,
>>>> + struct device *parent)
>>>> +{
>>>> + return -ENODEV;
>>>> +}
>>>> +#endif /* !CONFIG_OF_ADDRESS */
>>>>
>>>> #endif /* CONFIG_OF_DEVICE */
>>>
>>> Because if CONFIG_OF_DEVICE is not defined, then the stub for
>>> of_platform_populate will not be defined either. It should exist for any
>>> config without CONFIG_OF.
>>>
>>> Building twl4030 for x86 is actually broken.
>>>
>>
>> All twl is broken. i386 allmodconfig with this monring's linux-next:
>>
>> drivers/mfd/twl-core.c: In function 'twl_probe':
>> drivers/mfd/twl-core.c:1357: error: implicit declaration of function 'of_platform_populate'
>>
>
> This patch seems to solve it finally against irqdomain/next. Benoit, with
> your ack I'll push it out.

I've just built it on x86 and tested it on OMAP4 board successfully.

Acked-by: Benoit Cousson <b-cousson@ti.com>

Thanks,
Benoit


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