soc: samsung: chipid: Select missing dependency for EXYNOS_CHIPID

The chipid driver uses the MFD syscon API but it was not covered
properly in Kconfig.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
1 file changed