vpl: Add Kconfig options for VPL

Add VPL versions of commonly used Kconfig options.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 6dc271f..a62b81a 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -30,6 +30,32 @@
 	  setting up clocks within TPL, and allows the same drivers to be
 	  used as U-Boot proper.
 
+config VPL_CLK
+	bool "Enable clock support in VPL"
+	depends on CLK && VPL_DM
+	help
+	  The clock subsystem adds a small amount of overhead to the image.
+	  If this is acceptable and you have a need to use clock drivers in
+	  SPL, enable this option. It might provide a cleaner interface to
+	  setting up clocks within TPL, and allows the same drivers to be
+	  used as U-Boot proper.
+
+config CLK_BCM6345
+	bool "Clock controller driver for BCM6345"
+	depends on CLK && ARCH_BMIPS
+	default y
+	help
+	  This clock driver adds support for enabling and disabling peripheral
+	  clocks on BCM6345 SoCs. HW has no rate changing capabilities.
+
+config CLK_BOSTON
+	def_bool y if TARGET_BOSTON
+	depends on CLK
+	select REGMAP
+	select SYSCON
+	help
+	  Enable this to support the clocks
+
 config SPL_CLK_CCF
 	bool "SPL Common Clock Framework [CCF] support "
 	depends on SPL