sparc: Implement ARCH_HAS_CC_CAN_LINK

The generic CC_CAN_LINK detection does not work for all architectures.

Make the logic easier to understand and allow the simplification of the
generic CC_CAN_LINK by using a tailored implementation.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Reviewed-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Andreas Larsson <andreas@gaisler.com>

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index a630d373e6453c745ab8bf58fc5622cf0edaf4c9..68b553a47d039da4368a2de30168aaf80a941148 100644 (file)
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -13,6 +13,7 @@ config 64BIT
 config SPARC
        bool
        default y
+       select ARCH_HAS_CC_CAN_LINK
        select ARCH_HAS_CPU_CACHE_ALIASING
        select ARCH_HAS_DMA_OPS
        select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
@@ -475,4 +476,14 @@ config COMPAT
        select ARCH_WANT_OLD_COMPAT_IPC
        select COMPAT_OLD_SIGACTION
 
+config ARCH_CC_CAN_LINK
+       bool
+       default $(cc_can_link_user,-m64) if 64BIT
+       default $(cc_can_link_user,-m32)
+
+config ARCH_USERFLAGS
+       string
+       default "-m64" if 64BIT
+       default "-m32"
+
 source "drivers/sbus/char/Kconfig"