ARM: msm: Only build timer.c if required

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>
Signed-off-by: Olof Johansson <olof@lixom.net>

2 files changed, 10 insertions, 1 deletions

diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 702553b96137..ff69e1cf1dfe 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
@@ -50,6 +53,7 @@ config ARCH_MSM8X60
         select GPIO_MSM_V2
         select HAVE_SMP
         select MSM_SCM if SMP
+        select MSM_TIMER
 
 config ARCH_MSM8960
         bool "MSM8960"
@@ -59,6 +63,7 @@ config ARCH_MSM8960
         select HAVE_SMP
         select GPIO_MSM_V2
         select MSM_SCM if SMP
+        select MSM_TIMER
 
 config ARCH_MSM8974
         bool "MSM8974"
@@ -145,4 +150,8 @@ 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 6baae6e6c46e..8e307a10d3c3 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