ARM: tegra: Avoid compiling cpuidle code when not configured

No need to compile cpuidle.c and sleep.S if cpuidle isn't configured in the
kernel.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 0a5bc47afbf54a2ac2e8ca73d8842b2c06820af5..fc4ebe35f48404f396643e3434f94596202d0605 100644 (file)
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -7,8 +7,8 @@ obj-y                                   += clock.o
 obj-y                                   += timer.o
 obj-y                                   += pinmux.o
 obj-y                                  += fuse.o
-obj-y                                  += cpuidle.o
-obj-y                                  += sleep.o
+obj-$(CONFIG_CPU_IDLE)                 += cpuidle.o
+obj-$(CONFIG_CPU_IDLE)                 += sleep.o
 obj-$(CONFIG_ARCH_TEGRA_2x_SOC)                += powergate.o
 obj-$(CONFIG_ARCH_TEGRA_2x_SOC)         += tegra2_clocks.o
 obj-$(CONFIG_ARCH_TEGRA_2x_SOC)                += tegra2_emc.o