ARCv3:HS5x: update defconfigs for HS5x and enable atld

Update hs5x defconfigs. Enable use of LLSC and atld instructions
for UP and disable LLSC and leave only atld atomics for SMP
(LLSC could be not desirable because of llock/scond livelock issue).

Signed-off-by: Pavel Kozlov <pavel.kozlov@synopsys.com>

Author: pavelvkozlov

arch/arc/configs/haps_hs5x_defconfig

@@ -18,8 +18,7 @@ CONFIG_PERF_EVENTS=y
 CONFIG_SLAB=y
 CONFIG_ISA_ARCV3=y
 CONFIG_ARC_CPU_HS5X=y
-# CONFIG_ARC_HAS_LL64 is not set
-# CONFIG_ARC_HAS_ACCL_REGS is not set
+CONFIG_ARC_HAS_ATLD=y
 CONFIG_LINUX_LINK_BASE=0x00000000
 CONFIG_LINUX_MAP_SIZE=0x60000000
 CONFIG_ARC_BUILTIN_DTB_NAME="haps_hs5x"

arch/arc/configs/haps_hs5x_smp_defconfig

@@ -19,8 +19,8 @@ CONFIG_SLAB=y
 CONFIG_SMP=y
 CONFIG_ISA_ARCV3=y
 CONFIG_ARC_CPU_HS5X=y
-# CONFIG_ARC_HAS_LL64 is not set
-# CONFIG_ARC_HAS_ACCL_REGS is not set
+# CONFIG_ARC_HAS_LLSC is not set
+CONFIG_ARC_HAS_ATLD=y
 CONFIG_LINUX_LINK_BASE=0x00000000
 CONFIG_LINUX_MAP_SIZE=0x60000000
 CONFIG_ARC_BUILTIN_DTB_NAME="haps_hs5x_idu"