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Diffstat (limited to 'arch/arm/mach-omap2/prm2xxx.c')
-rw-r--r--arch/arm/mach-omap2/prm2xxx.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/prm2xxx.c b/arch/arm/mach-omap2/prm2xxx.c
index e2860f9c111d..bf24fc47603b 100644
--- a/arch/arm/mach-omap2/prm2xxx.c
+++ b/arch/arm/mach-omap2/prm2xxx.c
@@ -20,7 +20,6 @@
#include "common.h"
#include <plat/cpu.h>
-#include <plat/prcm.h>
#include "vp.h"
#include "powerdomain.h"
@@ -69,6 +68,20 @@ static u32 omap2xxx_prm_read_reset_sources(void)
return r;
}
+/**
+ * omap2xxx_prm_dpll_reset - use DPLL reset to reboot the OMAP SoC
+ *
+ * Set the DPLL reset bit, which should reboot the SoC. This is the
+ * recommended way to restart the SoC. No return value.
+ */
+void omap2xxx_prm_dpll_reset(void)
+{
+ omap2_prm_set_mod_reg_bits(OMAP_RST_DPLL3_MASK, WKUP_MOD,
+ OMAP2_RM_RSTCTRL);
+ /* OCP barrier */
+ omap2_prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTCTRL);
+}
+
int omap2xxx_clkdm_sleep(struct clockdomain *clkdm)
{
omap2_prm_set_mod_reg_bits(OMAP24XX_FORCESTATE_MASK,