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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/arm/kernel/v7m.c
Initial import
Diffstat (limited to 'arch/arm/kernel/v7m.c')
-rw-r--r--arch/arm/kernel/v7m.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/kernel/v7m.c b/arch/arm/kernel/v7m.c
new file mode 100644
index 000000000..4d2cba94f
--- /dev/null
+++ b/arch/arm/kernel/v7m.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2013 Uwe Kleine-Koenig for Pengutronix
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ */
+#include <linux/io.h>
+#include <linux/reboot.h>
+#include <asm/barrier.h>
+#include <asm/v7m.h>
+
+void armv7m_restart(enum reboot_mode mode, const char *cmd)
+{
+ dsb();
+ __raw_writel(V7M_SCB_AIRCR_VECTKEY | V7M_SCB_AIRCR_SYSRESETREQ,
+ BASEADDR_V7M_SCB + V7M_SCB_AIRCR);
+ dsb();
+}