ARM: mach-rda: Move RDA Micro support into Kconfig.platforms

This removes the need for a dedicated Kconfig and empty mach directory.
Signed-off-by: Andrew Davis <afd@ti.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/Kconfig

@@ -438,8 +438,6 @@ source "arch/arm/mach-pxa/Kconfig"
 
 source "arch/arm/mach-qcom/Kconfig"
 
-source "arch/arm/mach-rda/Kconfig"
-
 source "arch/arm/mach-realtek/Kconfig"
 
 source "arch/arm/mach-rpc/Kconfig"

arch/arm/Kconfig.platforms

@@ -75,3 +75,11 @@ config MACH_ASM9260
 	select ASM9260_TIMER
 	help
 	  Support for Alphascale ASM9260 based platform.
+
+config ARCH_RDA
+	bool "RDA Micro SoCs"
+	depends on ARCH_MULTI_V7
+	select RDA_INTC
+	select RDA_TIMER
+	help
+	  This enables support for the RDA Micro 8810PL SoC family.

arch/arm/mach-rda/Kconfig

-# SPDX-License-Identifier: GPL-2.0-only
-menuconfig ARCH_RDA
-	bool "RDA Micro SoCs"
-	depends on ARCH_MULTI_V7
-	select RDA_INTC
-	select RDA_TIMER
-	help
-	  This enables support for the RDA Micro 8810PL SoC family.