[PATCH] iommu: rockchip: fix build without CONFIG_OF

[Thierry Reding]

On Fri, Apr 10, 2015 at 11:58:24PM +0200, Arnd Bergmann wrote:
> The rockchip iommu driver references its of_device_id table
> from the init function, which fails to build when the table
> is undefined:
> 
> iommu/rockchip-iommu.c: In function 'rk_iommu_init':
> iommu/rockchip-iommu.c:1029:35: error: 'rk_iommu_dt_ids' undeclared (first use in this function)
>   np = of_find_matching_node(NULL, rk_iommu_dt_ids);
> 
> This removes the #ifdef and the corresponding of_match_ptr wrapper
> to make it build both with CONFIG_OF enabled or disabled.
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> Fixes: 425061b0f5074 ("iommu/rockchip: Play nice in multi-platform builds")

How can this even happen? Rockchip depends on multiplatform, and
multiplatform pulls in OF. Ah... COMPILE_TEST... oh well.

Reviewed-by: Thierry Reding <treding at nvidia.com>
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