clk: sprd: add clocks support for SC9860

This patch added the list of clocks for Spreadtrum's SC9860 SoC,
together with clock initialization code.

Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/sprd/Kconfig

@@ -2,3 +2,13 @@ config SPRD_COMMON_CLK
 	tristate "Clock support for Spreadtrum SoCs"
 	depends on ARCH_SPRD || COMPILE_TEST
 	default ARCH_SPRD
+
+if SPRD_COMMON_CLK
+
+# SoC Drivers
+
+config SPRD_SC9860_CLK
+	tristate "Support for the Spreadtrum SC9860 clocks"
+	depends on (ARM64 && ARCH_SPRD) || COMPILE_TEST
+	default ARM64 && ARCH_SPRD
+endif

drivers/clk/sprd/Makefile

@@ -6,3 +6,6 @@ clk-sprd-y	+= mux.o
 clk-sprd-y	+= div.o
 clk-sprd-y	+= composite.o
 clk-sprd-y	+= pll.o
+
+## SoC support
+obj-$(CONFIG_SPRD_SC9860_CLK)	+= sc9860-clk.o