Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/omap4-restart.c b/arch/arm/mach-omap2/omap4-restart.c
new file mode 100644
index 0000000000..56f621314f
--- /dev/null
+++ b/arch/arm/mach-omap2/omap4-restart.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * omap4-restart.c - Common to OMAP4 and OMAP5
+ */
+
+#include <linux/types.h>
+#include <linux/reboot.h>
+#include "common.h"
+#include "prm.h"
+
+/**
+ * omap44xx_restart - trigger a software restart of the SoC
+ * @mode: the "reboot mode", see arch/arm/kernel/{setup,process}.c
+ * @cmd: passed from the userspace program rebooting the system (if provided)
+ *
+ * Resets the SoC.  For @cmd, see the 'reboot' syscall in
+ * kernel/sys.c.  No return value.
+ */
+void omap44xx_restart(enum reboot_mode mode, const char *cmd)
+{
+	/* XXX Should save 'cmd' into scratchpad for use after reboot */
+	omap_prm_reset_system();
+}