[PATCH 4/5] ARM: msm: Only build timer.c if required

[sboyd@codeaurora.org (Stephen Boyd)]

The MSM timer is only used on MSM devices that don't have the
architected timers. Introduce a hidden Kconfig option for this
driver so that we don't build it on the platforms that don't need
it.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
---
 arch/arm/mach-msm/Kconfig  | 9 +++++++++
 arch/arm/mach-msm/Makefile | 2 +-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 2586c28..47cd2df 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -16,6 +16,7 @@ config ARCH_MSM7X00A
 	select MACH_TROUT if !MACH_HALIBUT
 	select MSM_PROC_COMM
 	select MSM_SMD
+	select MSM_TIMER
 	select MSM_SMD_PKG3
 
 config ARCH_MSM7X30
@@ -27,6 +28,7 @@ config ARCH_MSM7X30
 	select MSM_GPIOMUX
 	select MSM_PROC_COMM
 	select MSM_SMD
+	select MSM_TIMER
 	select MSM_VIC
 
 config ARCH_QSD8X50
@@ -38,6 +40,7 @@ config ARCH_QSD8X50
 	select MSM_GPIOMUX
 	select MSM_PROC_COMM
 	select MSM_SMD
+	select MSM_TIMER
 	select MSM_VIC
 
 endchoice
@@ -49,6 +52,7 @@ config ARCH_MSM8X60
 	select GPIO_MSM_V2
 	select HAVE_SMP
 	select MSM_SCM if SMP
+	select MSM_TIMER
 
 config ARCH_MSM8960
 	bool "MSM8960"
@@ -57,6 +61,7 @@ config ARCH_MSM8960
 	select HAVE_SMP
 	select GPIO_MSM_V2
 	select MSM_SCM if SMP
+	select MSM_TIMER
 
 config ARCH_MSM_DT
 	def_bool y
@@ -134,4 +139,8 @@ config MSM_GPIOMUX
 
 config MSM_SCM
 	bool
+
+config MSM_TIMER
+	bool
+
 endif
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index 6baae6e..8e307a10 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -1,4 +1,4 @@
-obj-y += timer.o
+obj-$(CONFIG_MSM_TIMER) += timer.o
 obj-$(CONFIG_MSM_PROC_COMM) += clock.o
 
 obj-$(CONFIG_MSM_VIC) += irq-vic.o
-- 
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