diff --git a/arch/arm/include/lc823450/chip.h b/arch/arm/include/lc823450/chip.h
index cb3cf20ef48..5e70ed991d8 100644
--- a/arch/arm/include/lc823450/chip.h
+++ b/arch/arm/include/lc823450/chip.h
@@ -103,7 +103,6 @@
 #  define NVIC_SYSH_SVCALL_PRIORITY     NVIC_SYSH_PRIORITY_MAX
 #endif
 
-
 /************************************************************************************
  * Public Types
  ************************************************************************************/
diff --git a/arch/arm/src/lc823450/lc823450_dma.h b/arch/arm/src/lc823450/lc823450_dma.h
index 64ac4939457..fbc2acdfed6 100644
--- a/arch/arm/src/lc823450/lc823450_dma.h
+++ b/arch/arm/src/lc823450/lc823450_dma.h
@@ -154,7 +154,6 @@ int lc823450_dmastart(DMA_HANDLE handle, dma_callback_t callback,
 void lc823450_dmastop(DMA_HANDLE handle);
 int lc823450_dmaremain(DMA_HANDLE handle);
 
-
 #undef EXTERN
 #if defined(__cplusplus)
 }
diff --git a/arch/arm/src/lc823450/lc823450_i2c.c b/arch/arm/src/lc823450/lc823450_i2c.c
index 50ac62f65ef..5624f6f0153 100644
--- a/arch/arm/src/lc823450/lc823450_i2c.c
+++ b/arch/arm/src/lc823450/lc823450_i2c.c
@@ -74,19 +74,19 @@
  ****************************************************************************/
 
 #ifndef CONFIG_LC823450_I2C_TIMEOSEC
-# define CONFIG_LC823450_I2C_TIMEOSEC 0
+#  define CONFIG_LC823450_I2C_TIMEOSEC 0
 #endif
 
 #ifndef CONFIG_LC823450_I2C_TIMEOMS
-# define CONFIG_LC823450_I2C_TIMEOMS  500
+#  define CONFIG_LC823450_I2C_TIMEOMS  500
 #endif
 
 #ifdef CONFIG_I2C_SLAVE
-# error "I2C driver cannot support CONFIG_I2C_SLAVE."
+#  error "I2C driver cannot support CONFIG_I2C_SLAVE."
 #endif
 
 #if CONFIG_LC823450_I2C_TIMEOMS >= 1000
-# error "Unsupported value of CONFIG_LC823450_I2C_TIMEOMS"
+#  error "Unsupported value of CONFIG_LC823450_I2C_TIMEOMS"
 #endif
 
 #define GPIO_I2C0_SCL   (GPIO_PORT0 | GPIO_PIN7 | GPIO_MODE_OUTPUT | GPIO_VALUE_ZERO)
@@ -173,7 +173,8 @@ static int lc823450_i2c_isr(int irq, FAR void *context, FAR void *arg);
 static int lc823450_i2c_init(FAR struct lc823450_i2c_priv_s *priv, int port);
 static int lc823450_i2c_deinit(FAR struct lc823450_i2c_priv_s *priv, int port);
 
-static int lc823450_i2c_transfer(FAR struct i2c_master_s *dev, FAR struct i2c_msg_s *msgs, int count);
+static int lc823450_i2c_transfer(FAR struct i2c_master_s *dev,
+                                 FAR struct i2c_msg_s *msgs, int count);
 
 #ifdef CONFIG_I2C_RESET
 static int lc823450_i2c_reset(FAR struct i2c_master_s *priv);
@@ -808,7 +809,7 @@ static int lc823450_i2c_poll(FAR struct lc823450_i2c_priv_s *priv)
  ****************************************************************************/
 
 #ifndef CONFIG_I2C_POLLED
-static int lc823450_i2c0_isr(int irq, FAR void *context, FAR void *arg)
+static int lc823450_i2c_isr(int irq, FAR void *context, FAR void *arg)
 {
   FAR struct lc823450_i2c_priv_s *priv =
     (FAR struct lc823450_i2c_priv_s *)arg;
@@ -817,7 +818,6 @@ static int lc823450_i2c0_isr(int irq, FAR void *context, FAR void *arg)
   return lc823450_i2c_poll(priv);
 }
 #endif
-#endif
 
 /****************************************************************************
  * Private Initialization and Deinitialization
diff --git a/arch/arm/src/lc823450/lc823450_serial.c b/arch/arm/src/lc823450/lc823450_serial.c
index 06208fb5282..1ba4745e048 100644
--- a/arch/arm/src/lc823450/lc823450_serial.c
+++ b/arch/arm/src/lc823450/lc823450_serial.c
@@ -503,9 +503,11 @@ static int up_setup(struct uart_dev_s *dev)
       case 7:
         ctl &= ~UART_UMD_CL;
         break;
+
       case 8:
         ctl |= UART_UMD_CL;
         break;
+
       default:
         serr("ERROR: bits = %d\n", priv->bits);
         return -EINVAL;
@@ -516,12 +518,15 @@ static int up_setup(struct uart_dev_s *dev)
     {
       case 0: /* non */
         break;
+
       case 1: /* odd */
         ctl |= UART_UMD_PS0;
         break;
+
       case 2: /* even */
         ctl |= UART_UMD_PS1;
         break;
+
       default:
         serr("ERROR: bits = %d\n", priv->bits);
         return -EINVAL;
@@ -547,6 +552,7 @@ static int up_setup(struct uart_dev_s *dev)
       ctl |= UART_UMD_RTSEN;
     }
   else
+    {
       ctl &= ~UART_UMD_RTSEN;
     }
 
@@ -556,7 +562,7 @@ static int up_setup(struct uart_dev_s *dev)
    * any character is received.
    */
 
-  ctl = up_serialin(priv, UART_UIEN);
+  ctl  = up_serialin(priv, UART_UIEN);
   ctl |= UART_UIEN_UARTRF_IEN
       | UART_UIEN_UARTTF_IEN
       | UART_UIEN_ROWE_IEN
diff --git a/arch/arm/src/lc823450/lc823450_syscontrol.h b/arch/arm/src/lc823450/lc823450_syscontrol.h
index 65c869e48e4..509f2c3b9f2 100644
--- a/arch/arm/src/lc823450/lc823450_syscontrol.h
+++ b/arch/arm/src/lc823450/lc823450_syscontrol.h
@@ -35,7 +35,6 @@
  *
  ****************************************************************************/
 
-
 #ifndef __ARCH_ARM_SRC_LC823450_LC823450_SYSCONTROL_H
 #define __ARCH_ARM_SRC_LC823450_LC823450_SYSCONTROL_H
 
@@ -47,12 +46,11 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
-
 #define LC823450_SYSCONTROL_REGBASE 0x40080000
 
 #define CORECNT (LC823450_SYSCONTROL_REGBASE + 0x0000)
-#define 	CORECNT_C1CLKEN	(1 << 0)
-#define 	CORECNT_C1RSTN	(1 << 1)
+#define CORECNT_C1CLKEN  (1 << 0)
+#define CORECNT_C1RSTN   (1 << 1)
 
 #define REMAP (LC823450_SYSCONTROL_REGBASE + 0x0008)
 
@@ -208,7 +206,6 @@
 #define   SDCTL_ACSMODE0_MMCDDR (4 << 1)
 #define   SDCTL_SDMMC0_MMC      (1 << 0)
 
-
 #define DREQ0_3  (LC823450_SYSCONTROL_REGBASE + 0x808)
 #define DREQ4_7  (LC823450_SYSCONTROL_REGBASE + 0x80c)
 #define DREQ8_C (LC823450_SYSCONTROL_REGBASE + 0x810)
@@ -245,6 +242,7 @@
 #define   I2CMODE1 (1 << 1)
 
 /* GPIO */
+
 #define PORT0_BASE  0x40081000
 #define rP0DT  (PORT0_BASE + 0x0000 + 0x04)
 #define rP1DT  (PORT0_BASE + 0x1000 + 0x04)
@@ -266,28 +264,22 @@
 
 #ifndef __ASSEMBLY__
 
-
 /****************************************************************************
  * Public Data
  ****************************************************************************/
 
 #ifdef __cplusplus
 #define EXTERN extern "C"
-extern "C" {
+extern "C"
+{
 #else
 #define EXTERN extern
 #endif
 
-/****************************************************************************
- * Inline Functions
- ****************************************************************************/
-
-
 /****************************************************************************
  * Public Function Prototypes
  ****************************************************************************/
 
-
 uint32_t get_cpu_ver(void);
 void init_default_mux(void);
 void lc823450_clock_dump(void);
@@ -300,7 +292,6 @@ void lc823450_mod_stby_regs(uint32_t clearbits, uint32_t setbits);
 # define lc823450_mod_stby_regs(...)
 #endif
 
-
 #if defined(__cplusplus)
 }
 #endif