[PATCH v2] clk: stm32: add configuration flags for each of the stm32 drivers

[Benjamin Gaignard]

Add two configuration flags to be able to not compile all the time
stm32f and stm32h7 drivers when ARCH_STM32 is set.
That help to save some space on those small platforms.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
Acked-by: Gabriel Fernandez <gabriel.fernandez@xxxxxx>
---
 drivers/clk/Kconfig  | 14 ++++++++++++++
 drivers/clk/Makefile |  4 ++--
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 1c4e1aa6767e..47243e8675c1 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -226,6 +226,20 @@ config COMMON_CLK_VC5
 	  This driver supports the IDT VersaClock 5 and VersaClock 6
 	  programmable clock generators.
 
+config COMMON_CLK_STM32F
+	bool "Clock driver for stm32f4 and stm32f7 SoC families"
+	depends on MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746
+	help
+	---help---
+	  Support for stm32f4 and stm32f7 SoC families clocks
+
+config COMMON_CLK_STM32H7
+	bool "Clock driver for stm32h7 SoC family"
+	depends on MACH_STM32H743
+	help
+	---help---
+	  Support for stm32h7 SoC family clocks
+
 source "drivers/clk/bcm/Kconfig"
 source "drivers/clk/hisilicon/Kconfig"
 source "drivers/clk/imgtec/Kconfig"
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index f7f761b02bed..956dce66587b 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -44,8 +44,8 @@ obj-$(CONFIG_COMMON_CLK_SCPI)           += clk-scpi.o
 obj-$(CONFIG_COMMON_CLK_SI5351)		+= clk-si5351.o
 obj-$(CONFIG_COMMON_CLK_SI514)		+= clk-si514.o
 obj-$(CONFIG_COMMON_CLK_SI570)		+= clk-si570.o
-obj-$(CONFIG_ARCH_STM32)		+= clk-stm32f4.o
-obj-$(CONFIG_ARCH_STM32)		+= clk-stm32h7.o
+obj-$(CONFIG_COMMON_CLK_STM32F) 	+= clk-stm32f4.o
+obj-$(CONFIG_COMMON_CLK_STM32H7)	+= clk-stm32h7.o
 obj-$(CONFIG_ARCH_TANGO)		+= clk-tango4.o
 obj-$(CONFIG_CLK_TWL6040)		+= clk-twl6040.o
 obj-$(CONFIG_ARCH_U300)			+= clk-u300.o
-- 
2.15.0