mtk-mipicsi: add function to get the number of subdev link

This patch add function to get subdev link.

Mt2712 can serve at most four camera link for each mipicsi port.
The number of link according to the value which is
defined in dts, the string is "mediatek,mipicsi_max_vc".
This value "max_vc" is the number of subdev link.

Signed-off-by: Stu Hsieh <>
1 file changed