ARM: imx/eukrea_mbimx27: fix compile warnings about unused variables

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-imx/eukrea_mbimx27-baseboard.c

@@ -249,7 +249,7 @@ static const struct imxuart_platform_data uart_pdata __initconst = {
 
 #define ADS7846_PENDOWN (GPIO_PORTD | 25)
 
-static void ads7846_dev_init(void)
+static void __maybe_unused ads7846_dev_init(void)
 {
 	if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) {
 		printk(KERN_ERR "can't get ads746 pen down GPIO\n");
@@ -268,7 +268,8 @@ static struct ads7846_platform_data ads7846_config __initdata = {
 	.keep_vref_on		= 1,
 };
 
-static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
+static struct spi_board_info __maybe_unused
+		eukrea_mbimx27_spi_board_info[] __initdata = {
 	[0] = {
 		.modalias	= "ads7846",
 		.bus_num	= 0,