1 files changed, 19 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c
index 35e02aac1de9..3a7bab16edd5 100644
--- a/arch/arm/mach-omap2/prminst44xx.c
+++ b/arch/arm/mach-omap2/prminst44xx.c
@@ -155,3 +155,22 @@ int omap4_prminst_deassert_hardreset(u8 shift, u8 part, s16 inst,
 
         return (c == MAX_MODULE_HARDRESET_WAIT) ? -EBUSY : 0;
 }
+
+
+void omap4_prminst_global_warm_sw_reset(void)
+{
+        u32 v;
+
+        v = omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION,
+                                    OMAP4430_PRM_DEVICE_INST,
+                                    OMAP4_PRM_RSTCTRL_OFFSET);
+        v |= OMAP4430_RST_GLOBAL_WARM_SW_MASK;
+        omap4_prminst_write_inst_reg(v, OMAP4430_PRM_PARTITION,
+                                 OMAP4430_PRM_DEVICE_INST,
+                                 OMAP4_PRM_RSTCTRL_OFFSET);
+
+        /* OCP barrier */
+        v = omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION,
+                                    OMAP4430_PRM_DEVICE_INST,
+                                    OMAP4_PRM_RSTCTRL_OFFSET);
+}