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clk: renesas: Provide Kconfig symbols for CPG/MSSR and CPG/MSTP support

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Currently the decision whether to build the renesas-cpg-mssr and
clk-mstp drivers is handled by Makefile logic.  However, the rcar-sysc
driver will need to know whether CPG/MSSR and/or CPG/MSTP support are
available or not.

To avoid having to duplicate this logic, move it to Kconfig. Provide
non-visible CLK_RENESAS_CPG_MSSR and CLK_RENESAS_CPG_MSTP Kconfig
symbols, which can be used by both Makefiles and C code.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Geert Uytterhoeven 2016-04-13 11:08:42 +02:00
parent 12a56817b3
commit a5bd7f7a72
3 changed files with 31 additions and 12 deletions
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1
drivers/clk/Kconfig
View file

@ -201,6 +201,7 @@ source "drivers/clk/bcm/Kconfig"
source "drivers/clk/hisilicon/Kconfig"
source "drivers/clk/mvebu/Kconfig"
source "drivers/clk/qcom/Kconfig"
source "drivers/clk/renesas/Kconfig"
source "drivers/clk/samsung/Kconfig"
source "drivers/clk/tegra/Kconfig"
source "drivers/clk/ti/Kconfig"

16
drivers/clk/renesas/Kconfig Normal file
View file

@ -0,0 +1,16 @@
config CLK_RENESAS_CPG_MSSR
bool
default y if ARCH_R8A7795
config CLK_RENESAS_CPG_MSTP
bool
default y if ARCH_R7S72100
default y if ARCH_R8A73A4
default y if ARCH_R8A7740
default y if ARCH_R8A7778
default y if ARCH_R8A7779
default y if ARCH_R8A7790
default y if ARCH_R8A7791
default y if ARCH_R8A7793
default y if ARCH_R8A7794
default y if ARCH_SH73A0

26
drivers/clk/renesas/Makefile
View file

@ -1,13 +1,15 @@
obj-$(CONFIG_ARCH_EMEV2) += clk-emev2.o
obj-$(CONFIG_ARCH_R7S72100) += clk-rz.o clk-mstp.o
obj-$(CONFIG_ARCH_R8A73A4) += clk-r8a73a4.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7740) += clk-r8a7740.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7778) += clk-r8a7778.o clk-mstp.o
obj-$(CONFIG_ARCH_R8A7779) += clk-r8a7779.o clk-mstp.o
obj-$(CONFIG_ARCH_R8A7790) += clk-rcar-gen2.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7791) += clk-rcar-gen2.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7793) += clk-rcar-gen2.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7794) += clk-rcar-gen2.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7795) += renesas-cpg-mssr.o \
r8a7795-cpg-mssr.o clk-div6.o
obj-$(CONFIG_ARCH_SH73A0) += clk-sh73a0.o clk-mstp.o clk-div6.o
obj-$(CONFIG_ARCH_R7S72100) += clk-rz.o
obj-$(CONFIG_ARCH_R8A73A4) += clk-r8a73a4.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7740) += clk-r8a7740.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7778) += clk-r8a7778.o
obj-$(CONFIG_ARCH_R8A7779) += clk-r8a7779.o
obj-$(CONFIG_ARCH_R8A7790) += clk-rcar-gen2.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7791) += clk-rcar-gen2.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7793) += clk-rcar-gen2.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7794) += clk-rcar-gen2.o clk-div6.o
obj-$(CONFIG_ARCH_R8A7795) += r8a7795-cpg-mssr.o
obj-$(CONFIG_ARCH_SH73A0) += clk-sh73a0.o clk-div6.o
obj-$(CONFIG_CLK_RENESAS_CPG_MSSR) += renesas-cpg-mssr.o clk-div6.o
obj-$(CONFIG_CLK_RENESAS_CPG_MSTP) += clk-mstp.o