diff --git a/board/renesas/draak/draak.c b/board/renesas/draak/draak.c
index e7f0bd7..f9ae74a 100644
--- a/board/renesas/draak/draak.c
+++ b/board/renesas/draak/draak.c
@@ -44,17 +44,12 @@ void s_init(void)
 }
 
 #define GSX_MSTP112		BIT(12)	/* 3DG */
-#define TMU0_MSTP125		BIT(25)	/* secure */
-#define TMU1_MSTP124		BIT(24)	/* non-secure */
 #define SCIF2_MSTP310		BIT(10)	/* SCIF2 */
 #define DVFS_MSTP926		BIT(26)
 #define HSUSB_MSTP704		BIT(4)	/* HSUSB */
 
 int board_early_init_f(void)
 {
-	/* TMU0,1 */		/* which use ? */
-	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125 | TMU1_MSTP124);
-
 #if defined(CONFIG_SYS_I2C) && defined(CONFIG_SYS_I2C_SH)
 	/* DVFS for reset */
 	mstp_clrbits_le32(MSTPSR9, SMSTPCR9, DVFS_MSTP926);
diff --git a/board/renesas/eagle/eagle.c b/board/renesas/eagle/eagle.c
index 9317410..0e5efea 100644
--- a/board/renesas/eagle/eagle.c
+++ b/board/renesas/eagle/eagle.c
@@ -50,17 +50,12 @@ void s_init(void)
 	clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
 }
 
-#define TMU0_MSTP125		BIT(25)	/* secure */
-
 int board_early_init_f(void)
 {
 	/* Unlock CPG access */
 	writel(0xA5A5FFFF, CPGWPR);
 	writel(0x5A5A0000, CPGWPCR);
 
-	/* TMU0 */
-	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
-
 	return 0;
 }
 
diff --git a/board/renesas/ebisu/ebisu.c b/board/renesas/ebisu/ebisu.c
index 248223b..5d8b79e 100644
--- a/board/renesas/ebisu/ebisu.c
+++ b/board/renesas/ebisu/ebisu.c
@@ -30,13 +30,8 @@ void s_init(void)
 {
 }
 
-#define TMU0_MSTP125		BIT(25)	/* secure */
-
 int board_early_init_f(void)
 {
-	/* TMU0 */
-	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
-
 	return 0;
 }
 
diff --git a/board/renesas/salvator-x/salvator-x.c b/board/renesas/salvator-x/salvator-x.c
index 746403a..cb5228a 100644
--- a/board/renesas/salvator-x/salvator-x.c
+++ b/board/renesas/salvator-x/salvator-x.c
@@ -45,17 +45,12 @@ void s_init(void)
 }
 
 #define GSX_MSTP112		BIT(12)	/* 3DG */
-#define TMU0_MSTP125		BIT(25)	/* secure */
-#define TMU1_MSTP124		BIT(24)	/* non-secure */
 #define SCIF2_MSTP310		BIT(10)	/* SCIF2 */
 #define DVFS_MSTP926		BIT(26)
 #define HSUSB_MSTP704		BIT(4)	/* HSUSB */
 
 int board_early_init_f(void)
 {
-	/* TMU0,1 */		/* which use ? */
-	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125 | TMU1_MSTP124);
-
 #if defined(CONFIG_SYS_I2C) && defined(CONFIG_SYS_I2C_SH)
 	/* DVFS for reset */
 	mstp_clrbits_le32(MSTPSR9, SMSTPCR9, DVFS_MSTP926);
diff --git a/board/renesas/ulcb/ulcb.c b/board/renesas/ulcb/ulcb.c
index dfe8efd..fca6eae 100644
--- a/board/renesas/ulcb/ulcb.c
+++ b/board/renesas/ulcb/ulcb.c
@@ -44,17 +44,12 @@ void s_init(void)
 }
 
 #define GSX_MSTP112		BIT(12)	/* 3DG */
-#define TMU0_MSTP125		BIT(25)	/* secure */
-#define TMU1_MSTP124		BIT(24)	/* non-secure */
 #define SCIF2_MSTP310		BIT(10)	/* SCIF2 */
 #define DVFS_MSTP926		BIT(26)
 #define HSUSB_MSTP704		BIT(4)	/* HSUSB */
 
 int board_early_init_f(void)
 {
-	/* TMU0,1 */		/* which use ? */
-	mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125 | TMU1_MSTP124);
-
 #if defined(CONFIG_SYS_I2C) && defined(CONFIG_SYS_I2C_SH)
 	/* DVFS for reset */
 	mstp_clrbits_le32(MSTPSR9, SMSTPCR9, DVFS_MSTP926);