[PATCH v2] iommu/rockchip: make clock handling optional

[Heiko Stuebner]

Ho Joerg,

Am Dienstag, 17. April 2018, 14:09:15 CEST schrieb Heiko Stuebner:
> iommu clocks are optional, so the driver should not fail if they are not
> present. Instead just set the number of clocks to 0, which the clk-blk APIs
> can handle just fine.
> 
> Fixes: f2e3a5f557ad ("iommu/rockchip: Control clocks needed to access the IOMMU")
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
> Reviewed-by: Robin Murphy <robin.murphy at arm.com>

could you pick up this patch as fix for 4.17 please?
As without it, we loose display output with old devicetrees.


Thanks
Heiko