1 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 3168b17bc264..2537090aa33a 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -84,6 +84,11 @@ EXPORT_SYMBOL(omap_type);
 #define OMAP_TAP_DIE_ID_2       0x0220
 #define OMAP_TAP_DIE_ID_3       0x0224
 
+#define OMAP_TAP_DIE_ID_44XX_0  0x0200
+#define OMAP_TAP_DIE_ID_44XX_1  0x0208
+#define OMAP_TAP_DIE_ID_44XX_2  0x020c
+#define OMAP_TAP_DIE_ID_44XX_3  0x0210
+
 #define read_tap_reg(reg)       __raw_readl(tap_base  + (reg))
 
 struct omap_id {
@@ -107,6 +112,14 @@ static u16 tap_prod_id;
 
 void omap_get_die_id(struct omap_die_id *odi)
 {
+        if (cpu_is_omap44xx()) {
+                odi->id_0 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_0);
+                odi->id_1 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_1);
+                odi->id_2 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_2);
+                odi->id_3 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_3);
+
+                return;
+        }
         odi->id_0 = read_tap_reg(OMAP_TAP_DIE_ID_0);
         odi->id_1 = read_tap_reg(OMAP_TAP_DIE_ID_1);
         odi->id_2 = read_tap_reg(OMAP_TAP_DIE_ID_2);