#if 1 /*SPI Drive Strength*/
#define PFC_MCU_BASE       (uint32)0xE6050000UL
#define PFC_PORT_GRP0      (0x00000080UL)   /* Port Group0 */  -> 이거 잘 못 된 듯. (0x00000000UL) 이여야 하지 않나요?
#define PFC_PORT_GRP1      (0x00000800UL)   /* Port Group1 */
#define PFC_RW_OFFSET      (uint32)0x00000000UL
#define PFC_DRV0CTRL0_RW   *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP0 + PFC_RW_OFFSET + 0x0080U))
#define PFC_DRV0CTRL1_RW   *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x0080U))
#define PFC_DRV1CTRL0_RW   *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP0 + PFC_RW_OFFSET + 0x0084U))
#define PFC_DRV2CTRL1_RW   *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x0088U))
#define PFC_DRV3CTRL1_RW   *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x008CU))
#define PFC_DRV0CTRL0_RW_ADD   (PFC_MCU_BASE + PFC_PORT_GRP0 + PFC_RW_OFFSET + 0x0080U)
#define PFC_DRV0CTRL1_RW_ADD   (PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x0080U)
#define PFC_DRV1CTRL0_RW_ADD   (PFC_MCU_BASE + PFC_PORT_GRP0 + PFC_RW_OFFSET + 0x0084U)
#define PFC_DRV2CTRL1_RW_ADD   (PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x0088U)
#define PFC_DRV3CTRL1_RW_ADD   (PFC_MCU_BASE + PFC_PORT_GRP1 + PFC_RW_OFFSET + 0x008CU)

#define PMMR0              *((volatile uint32 *)(PFC_MCU_BASE + PFC_PORT_GRP0 + 0x0000U))
#define PMMR1                               *((volatile uint32 *)(0xE6050800UL))
  /* Added by ChoMyungJae */
  volatile uint32 *regval;
#endif
#if 1
PMMR0 = ~(PFC_DRV0CTRL0_RW & ~((uint32)0x70000000));
regval = (volatile uint32 *)PFC_DRV0CTRL0_RW_ADD;
*regval = (PFC_DRV0CTRL0_RW & ~((uint32)0x70000000));

PMMR0 = ~(PFC_DRV0CTRL0_RW | ((uint32)0x30000000));  -> 0x10000000(가이드대로 원복)
regval = (volatile uint32 *)PFC_DRV0CTRL0_RW_ADD;
*regval = (PFC_DRV0CTRL0_RW | ((uint32)0x30000000));  -> 0x10000000(가이드대로 원복)

PMMR0 = ~(PFC_DRV1CTRL0_RW & ~((uint32)0x00077777));
regval = (volatile uint32 *)PFC_DRV1CTRL0_RW_ADD;
*regval = (PFC_DRV1CTRL0_RW & ~((uint32)0x00077777));

PMMR0 = ~(PFC_DRV1CTRL0_RW | ((uint32)0x00033333));  -> 0x00011111(가이드대로 원복)
regval = (volatile uint32 *)PFC_DRV1CTRL0_RW_ADD;
*regval = (PFC_DRV1CTRL0_RW | ((uint32)0x00033333));  -> 0x00011111(가이드대로 원복)

PMMR1 = ~(PFC_DRV0CTRL1_RW & ~((uint32)0x00777700));
             regval = (volatile uint32 *)PFC_DRV0CTRL1_RW_ADD;
             *regval = (PFC_DRV0CTRL1_RW & ~((uint32)0x00777700));

PMMR1 = ~(PFC_DRV0CTRL1_RW | ((uint32)0x00333300));
             regval = (volatile uint32 *)PFC_DRV0CTRL1_RW_ADD;
             *regval = (PFC_DRV0CTRL1_RW | ((uint32)0x00333300));

PMMR1 = ~(PFC_DRV3CTRL1_RW & ~((uint32)0x00077777));
regval = (volatile uint32 *)PFC_DRV3CTRL1_RW_ADD;
*regval = (PFC_DRV3CTRL1_RW & ~((uint32)0x00077777));

PMMR1 = ~(PFC_DRV3CTRL1_RW | ((uint32)0x00011111));
regval = (volatile uint32 *)PFC_DRV3CTRL1_RW_ADD;
*regval = (PFC_DRV3CTRL1_RW | ((uint32)0x00011111));

PMMR1 = ~(PFC_DRV2CTRL1_RW & ~((uint32)0x70000000));
regval = (volatile uint32 *)PFC_DRV2CTRL1_RW_ADD;
*regval = (PFC_DRV2CTRL1_RW & ~((uint32)0x70000000));

PMMR1 = ~(PFC_DRV2CTRL1_RW | ((uint32)0x10000000));
regval = (volatile uint32 *)PFC_DRV2CTRL1_RW_ADD;
*regval = (PFC_DRV2CTRL1_RW | ((uint32)0x10000000));

#endif