.name = "rtc-bfin",
        .id   = -1,
 };
-#endif
+#endif /* CONFIG_RTC_DRV_BFIN */
 
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 #ifdef CONFIG_SERIAL_BFIN_UART0
                .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_SERIAL_BFIN_UART0 */
 #ifdef CONFIG_SERIAL_BFIN_UART1
 static struct resource bfin_uart1_resources[] = {
        {
                .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_SERIAL_BFIN_UART1 */
 #ifdef CONFIG_SERIAL_BFIN_UART2
 static struct resource bfin_uart2_resources[] = {
        {
                .platform_data = &bfin_uart2_peripherals, /* Passed to driver */
        },
 };
-#endif
-#endif
+#endif /* CONFIG_SERIAL_BFIN_UART2 */
+#endif /* CONFIG_SERIAL_BFIN */
 
 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 #ifdef CONFIG_BFIN_SIR0
        .num_resources = ARRAY_SIZE(bfin_sir0_resources),
        .resource = bfin_sir0_resources,
 };
-#endif
+#endif /* CONFIG_BFIN_SIR0 */
 #ifdef CONFIG_BFIN_SIR1
 static struct resource bfin_sir1_resources[] = {
        {
        .num_resources = ARRAY_SIZE(bfin_sir1_resources),
        .resource = bfin_sir1_resources,
 };
-#endif
+#endif /* CONFIG_BFIN_SIR1 */
 #ifdef CONFIG_BFIN_SIR2
 static struct resource bfin_sir2_resources[] = {
        {
        .num_resources = ARRAY_SIZE(bfin_sir2_resources),
        .resource = bfin_sir2_resources,
 };
-#endif
-#endif
+#endif /* CONFIG_BFIN_SIR2 */
+#endif /* CONFIG_BFIN_SIR */
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
                .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_SERIAL_BFIN_SPORT0_UART */
 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
 static struct resource bfin_sport1_uart_resources[] = {
        {
                .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_SERIAL_BFIN_SPORT1_UART */
 #ifdef CONFIG_SERIAL_BFIN_SPORT2_UART
 static struct resource bfin_sport2_uart_resources[] = {
        {
                .platform_data = &bfin_sport2_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_SERIAL_BFIN_SPORT2_UART */
 #ifdef CONFIG_SERIAL_BFIN_SPORT3_UART
 static struct resource bfin_sport3_uart_resources[] = {
        {
                .platform_data = &bfin_sport3_peripherals, /* Passed to driver */
        },
 };
-#endif
-#endif
+#endif /* CONFIG_SERIAL_BFIN_SPORT3_UART */
+#endif /* CONFIG_SERIAL_BFIN_SPORT */
 
 #if defined(CONFIG_CAN_BFIN) || defined(CONFIG_CAN_BFIN_MODULE)
 static unsigned short bfin_can_peripherals[] = {
                .platform_data = &bfin_can_peripherals, /* Passed to driver */
        },
 };
-#endif
+#endif /* CONFIG_CAN_BFIN */
 
 /*
  *  USB-LAN EzExtender board
                .platform_data  = &smc91x_info,
        },
 };
-#endif
+#endif /* CONFIG_SMC91X */
 
 #if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 /* all SPI peripherals info goes here */
 static struct bfin5xx_spi_chip spi_flash_chip_info = {
        .enable_dma = 0,         /* use dma transfer with this chip*/
 };
-#endif
+#endif /* CONFIG_MTD_M25P80 */
+#endif /* CONFIG_SPI_BFIN5XX */
 
 #if defined(CONFIG_TOUCHSCREEN_AD7879) || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
 #include <linux/spi/ad7879.h>
        .gpio_export            = 1,    /* Export GPIO to gpiolib */
        .gpio_base              = -1,   /* Dynamic allocation */
 };
-#endif
+#endif /* CONFIG_TOUCHSCREEN_AD7879 */
 
 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 #include <asm/bfin-lq035q1.h>
                .platform_data = &bfin_lq035q1_data,
        },
 };
-#endif
+#endif /* CONFIG_FB_BFIN_LQ035Q1 */
 
 static struct spi_board_info bf538_spi_board_info[] __initdata = {
 #if defined(CONFIG_MTD_M25P80) \
                .controller_data = &spi_flash_chip_info,
                .mode = SPI_MODE_3,
        },
-#endif
+#endif /* CONFIG_MTD_M25P80 */
 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
        {
                .modalias = "ad7879",
                .chip_select = 1,
                .mode = SPI_CPHA | SPI_CPOL,
        },
-#endif
+#endif /* CONFIG_TOUCHSCREEN_AD7879_SPI */
 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
        {
                .modalias = "bfin-lq035q1-spi",
                .chip_select = 2,
                .mode = SPI_CPHA | SPI_CPOL,
        },
-#endif
+#endif /* CONFIG_FB_BFIN_LQ035Q1 */
 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
        {
                .modalias = "spidev",
                .bus_num = 0,
                .chip_select = 1,
        },
-#endif
+#endif /* CONFIG_SPI_SPIDEV */
 };
 
 /* SPI (0) */
                },
 };
 
-#endif  /* spi master and devices */
-
 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 static struct resource bfin_twi0_resource[] = {
        [0] = {
        .num_resources = ARRAY_SIZE(bfin_twi1_resource),
        .resource = bfin_twi1_resource,
 };
-#endif
-#endif
+#endif /* CONFIG_BF542 */
+#endif /* CONFIG_I2C_BLACKFIN_TWI */
 
 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 #include <linux/gpio_keys.h>