Check if the SoC is really supported before gathering the needed resources. This fixes endless deferred probe on some SoCs other than Exynos5422 (like Exynos5410). Fixes: 5ea428595cc5 ("soc: samsung: Add Exynos Adaptive Supply Voltage driver") Cc: <stable@vger.kernel.org> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com> Link: https://lore.kernel.org/r/20201207190517.262051-2-krzk@kernel.org Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>