spi: s3c64xx: define exynosautov9 compatible

Define "samsung,exynosautov9-spi" for Exynos Auto v9's spi.

Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Reviewed-by: Andi Shyti <[e-mail]>
Signed-off-by: Chanho Park <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

Documentation/devicetree/bindings/spi/samsung,spi.yaml

···
           - samsung,s5pv210-spi # for S5PV210 and S5PC110
           - samsung,exynos4210-spi
           - samsung,exynos5433-spi
+          - samsung,exynosautov9-spi
           - tesla,fsd-spi
       - const: samsung,exynos7-spi
         deprecated: true
···
       properties:
         compatible:
           contains:
-            const: samsung,exynos5433-spi
+            enum:
+              - samsung,exynos5433-spi
+              - samsung,exynosautov9-spi
     then:
       properties:
         clocks: