ARM: shmobile: armadillo800eva: enable restart

Cc: Masahiro Nakai <nakai@atmark-techno.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms@verge.net.au>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index 2912eab3b967..fe27d7eda4bb 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -1229,6 +1229,13 @@ static void __init eva_add_early_devices(void)
         shmobile_timer.init = eva_earlytimer_init;
 }
 
+#define RESCNT2 IOMEM(0xe6188020)
+static void eva_restart(char mode, const char *cmd)
+{
+        /* Do soft power on reset */
+        writel((1 << 31), RESCNT2);
+}
+
 static const char *eva_boards_compat_dt[] __initdata = {
         "renesas,armadillo800eva",
         NULL,
@@ -1243,4 +1250,5 @@ DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
         .init_late      = shmobile_init_late,
         .timer          = &shmobile_timer,
         .dt_compat      = eva_boards_compat_dt,
+        .restart        = eva_restart,
 MACHINE_END