arm: octeontx: Select CLK

Clock support is needed for all Octeon TX/TX2 boards. This patch selects
CONFIG_CLK so that it is available.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Aaron Williams <awilliams@marvell.com>
Cc: Suneel Garapati <sgarapati@marvell.com>
Cc: Chandrakala Chavva <cchavva@marvell.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b885b9e..80f0960 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1744,6 +1744,7 @@
 
 config ARCH_OCTEONTX
 	bool "Support OcteonTX SoCs"
+	select CLK
 	select DM
 	select ARM64
 	select OF_CONTROL
@@ -1753,6 +1754,7 @@
 
 config ARCH_OCTEONTX2
 	bool "Support OcteonTX2 SoCs"
+	select CLK
 	select DM
 	select ARM64
 	select OF_CONTROL