dt-bindings: pinctrl: samsung: add exynos8890-wakeup-eint compatible
Add a dedicated compatible for exynos8890.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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