clk: starfive: Replace SOC_STARFIVE with ARCH_STARFIVE

Using ARCH_FOO symbol is preferred than SOC_FOO.
Set obj-y for starfive/ in Makefile, so the StarFive drivers
can be compiled with COMPILE_TEST=y but ARCH_STARFIVE=n.
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Heiko Stuebner <heiko.stuebner@vrull.eu>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>

drivers/clk/Makefile

@@ -117,7 +117,7 @@ obj-$(CONFIG_PLAT_SPEAR)		+= spear/
 obj-y					+= sprd/
 obj-$(CONFIG_ARCH_STI)			+= st/
 obj-$(CONFIG_ARCH_STM32)		+= stm32/
-obj-$(CONFIG_SOC_STARFIVE)		+= starfive/
+obj-y					+= starfive/
 obj-$(CONFIG_ARCH_SUNXI)		+= sunxi/
 obj-y					+= sunxi-ng/
 obj-$(CONFIG_ARCH_TEGRA)		+= tegra/

drivers/clk/starfive/Kconfig

@@ -2,8 +2,8 @@
 
 config CLK_STARFIVE_JH7100
 	bool "StarFive JH7100 clock support"
-	depends on SOC_STARFIVE || COMPILE_TEST
-	default SOC_STARFIVE
+	depends on ARCH_STARFIVE || COMPILE_TEST
+	default ARCH_STARFIVE
 	help
 	  Say yes here to support the clock controller on the StarFive JH7100
 	  SoC.
@@ -11,7 +11,7 @@ config CLK_STARFIVE_JH7100
 config CLK_STARFIVE_JH7100_AUDIO
 	tristate "StarFive JH7100 audio clock support"
 	depends on CLK_STARFIVE_JH7100
-	default m if SOC_STARFIVE
+	default m if ARCH_STARFIVE
 	help
 	  Say Y or M here to support the audio clocks on the StarFive JH7100
 	  SoC.