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authorOlof Johansson <olof@lixom.net>2012-11-29 22:39:11 -0800
committerOlof Johansson <olof@lixom.net>2012-11-29 22:39:11 -0800
commit68fb31706d50dd5d337cd7928aeb780358b910a5 (patch)
tree6632d05aae22e99d7f128104b536bfdfc225a696 /arch/arm/mach-omap2/omap3-restart.c
parent9489e9dcae718d5fde988e4a684a0f55b5f94d17 (diff)
parentc8a1ceccf394b2f99feed2b702732140e9f0f92d (diff)
Merge branch 'next/cleanup' into next/pm2
By Tony Lindgren (36) and others via Tony Lindgren (22) and others * next/cleanup: (303 commits) ARM: Kirkwood: Use hw_pci.ops instead of hw_pci.scan ARM: OMAP3: cm-t3517: use GPTIMER for system clock ARM: OMAP2+: timer: remove CONFIG_OMAP_32K_TIMER ARM: SAMSUNG: use devm_ functions for ADC driver ARM: EXYNOS: no duplicate mask/unmask in eint0_15 ARM: S3C24XX: SPI clock channel setup is fixed for S3C2443 ARM: EXYNOS: Remove i2c0 resource information and setting of device names ARM: Kirkwood: checkpatch cleanups ARM: Kirkwood: Fix sparse warnings. ARM: Kirkwood: Remove unused includes ARM: kirkwood: cleanup lsxl board includes ARM: integrator: use BUG_ON where possible ARM: integrator: push down SC dependencies ARM: integrator: delete static UART1 mapping ARM: integrator: delete SC mapping on the CP ARM: integrator: remove static CP syscon mapping ARM: integrator: remove static AP syscon mapping ARM: integrator: hook the CP into the SoC bus ARM: integrator: hook the AP into the SoC bus ARM: OMAP2+: Fix compiler warning for 32k timer ...
Diffstat (limited to 'arch/arm/mach-omap2/omap3-restart.c')
-rw-r--r--arch/arm/mach-omap2/omap3-restart.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/omap3-restart.c b/arch/arm/mach-omap2/omap3-restart.c
new file mode 100644
index 000000000000..923c582189e5
--- /dev/null
+++ b/arch/arm/mach-omap2/omap3-restart.c
@@ -0,0 +1,36 @@
+/*
+ * omap3-restart.c - Code common to all OMAP3xxx machines.
+ *
+ * Copyright (C) 2009, 2012 Texas Instruments
+ * Copyright (C) 2010 Nokia Corporation
+ * Tony Lindgren <tony@atomide.com>
+ * Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+
+#include "iomap.h"
+#include "common.h"
+#include "control.h"
+#include "prm3xxx.h"
+
+/* Global address base setup code */
+
+/**
+ * omap3xxx_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 omap3xxx_restart(char mode, const char *cmd)
+{
+ omap3_ctrl_write_boot_mode((cmd ? (u8)*cmd : 0));
+ omap3xxx_prm_dpll3_reset(); /* never returns */
+ while (1);
+}