diff --git a/arch/arm/include/asm/arch-tegra30/clock-tables.h b/arch/arm/include/asm/arch-tegra30/clock-tables.h
index 8588009c61ded71829bad5cfeff452086786b04a..6c899ff64c8c8b1f477951e5a5a75b5564286939 100644
--- a/arch/arm/include/asm/arch-tegra30/clock-tables.h
+++ b/arch/arm/include/asm/arch-tegra30/clock-tables.h
@@ -190,9 +190,9 @@ enum periph_id {
 	PERIPH_ID_ACTMON,
 
 	/* 24 */
-	PERIPH_ID_EX_RESERVED24,
-	PERIPH_ID_EX_RESERVED25,
-	PERIPH_ID_EX_RESERVED26,
+	PERIPH_ID_EXTPERIPH1,
+	PERIPH_ID_EXTPERIPH2,
+	PERIPH_ID_EXTPERIPH3,
 	PERIPH_ID_EX_RESERVED27,
 	PERIPH_ID_SATA,
 	PERIPH_ID_HDA,
diff --git a/arch/arm/mach-tegra/tegra30/clock.c b/arch/arm/mach-tegra/tegra30/clock.c
index 449b66e3b2c96db9b60c642d16d4cae367e0fc47..04ad5c504ddac8266135f28613c897518b7491f2 100644
--- a/arch/arm/mach-tegra/tegra30/clock.c
+++ b/arch/arm/mach-tegra/tegra30/clock.c
@@ -377,9 +377,9 @@ static s8 periph_id_to_internal_id[PERIPH_ID_COUNT] = {
 	PERIPHC_ACTMON,
 
 	/* 24 */
-	NONE(RESERVED24),
-	NONE(RESERVED25),
-	NONE(RESERVED26),
+	PERIPHC_EXTPERIPH1,
+	PERIPHC_EXTPERIPH2,
+	PERIPHC_EXTPERIPH3,
 	NONE(RESERVED27),
 	PERIPHC_SATA,
 	PERIPHC_HDA,