[PATCH 2/7] arch/x86: Add support for device tree code.

[Grant Likely]

On Thu, Nov 18, 2010 at 03:54:57PM -0800, Stephen Neuendorffer wrote:
> A few support device-tree related support functions that x86 didn't
> have before.
> 
> Signed-off-by: Stephen Neuendorffer <stephen.neuendorffer at xilinx.com>

Skipping this patch.  I expect to pick up Dirk's version instead.

g.

> 
> ----
> 
> Looks like just some irq related junk left!
> ---
>  arch/x86/include/asm/irq.h |    2 ++
>  arch/x86/kernel/irq.c      |   11 +++++++++++
>  2 files changed, 13 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
> index 5458380..af4e630 100644
> --- a/arch/x86/include/asm/irq.h
> +++ b/arch/x86/include/asm/irq.h
> @@ -10,6 +10,8 @@
>  #include <asm/apicdef.h>
>  #include <asm/irq_vectors.h>
>  
> +#define irq_dispose_mapping(...)
> +
>  static inline int irq_canonicalize(int irq)
>  {
>  	return ((irq == 2) ? 9 : irq);
> diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
> index 91fd0c7..a3aaed4 100644
> --- a/arch/x86/kernel/irq.c
> +++ b/arch/x86/kernel/irq.c
> @@ -364,3 +364,14 @@ void fixup_irqs(void)
>  	}
>  }
>  #endif
> +
> +#ifdef CONFIG_OF
> +#include <linux/of_irq.h>
> +unsigned int irq_create_of_mapping(struct device_node *controller,
> +				   const u32 *intspec, unsigned int intsize)
> +{
> +	return intspec[0] + 1;
> +}
> +EXPORT_SYMBOL_GPL(irq_create_of_mapping);
> +
> +#endif
> -- 
> 1.5.6.6
> 
> 
> 
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> 
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