ARM: shmobile: Restrict TWD support to SoCs that have it

Currently support for the ARM Timer and Watchdog Unit is included
unconditionally, while only some Renesas multicore Cortex-A9 SoCs have
a TWD.

This decreases kernel image size by ca. 2 KiB on SoCs without a TWD.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 32f8297d993ac10eb016ac73c7e7e10e451833c8..a35eb5913dfdf4baaa8fbd535cd02b053d24570d 100644 (file)
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -30,7 +30,6 @@ menuconfig ARCH_RENESAS
        depends on ARCH_MULTI_V7 && MMU
        select ARM_GIC
        select GPIOLIB
-       select HAVE_ARM_TWD if SMP
        select NO_IOPORT_MAP
        select PINCTRL
        select SOC_BUS
@@ -95,6 +94,7 @@ config ARCH_R8A7778
 config ARCH_R8A7779
        bool "R-Car H1 (R8A77790)"
        select HAVE_ARM_SCU if SMP
+       select HAVE_ARM_TWD if SMP
        select ARCH_RCAR_GEN1
 
 config ARCH_R8A7790
@@ -137,5 +137,6 @@ config ARCH_SH73A0
        bool "SH-Mobile AG5 (R8A73A00)"
        select ARCH_RMOBILE
        select HAVE_ARM_SCU if SMP
+       select HAVE_ARM_TWD if SMP
        select RENESAS_INTC_IRQPIN
 endif