ARM: cpuimx27 and mbimx27: prepend CONFIG_ to Kconfig macro

Commit 2d66c780 ("cpuimx27 and mbimx27:
allow fine control of UART4 and SDHC2 usage") added the Kconfig symbol
MACH_EUKREA_CPUIMX27_USEUART4. But it forgot to prepend CONFIG_ to the
use of its macro. Add that prefix now.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

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

@@ -46,7 +46,7 @@ static const int eukrea_mbimx27_pins[] __initconst = {
 	PE10_PF_UART3_CTS,
 	PE11_PF_UART3_RTS,
 	/* UART4 */
-#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
+#if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
 	PB26_AF_UART4_RTS,
 	PB28_AF_UART4_TXD,
 	PB29_AF_UART4_CTS,
@@ -306,7 +306,7 @@ void __init eukrea_mbimx27_baseboard_init(void)
 
 	imx27_add_imx_uart1(&uart_pdata);
 	imx27_add_imx_uart2(&uart_pdata);
-#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
+#if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
 	imx27_add_imx_uart3(&uart_pdata);
 #endif
 

arch/arm/mach-imx/mach-cpuimx27.c

@@ -48,7 +48,7 @@ static const int eukrea_cpuimx27_pins[] __initconst = {
 	PE14_PF_UART1_CTS,
 	PE15_PF_UART1_RTS,
 	/* UART4 */
-#if defined(MACH_EUKREA_CPUIMX27_USEUART4)
+#if defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
 	PB26_AF_UART4_RTS,
 	PB28_AF_UART4_TXD,
 	PB29_AF_UART4_CTS,
@@ -272,7 +272,7 @@ static void __init eukrea_cpuimx27_init(void)
 	/* SDHC2 can be used for Wifi */
 	imx27_add_mxc_mmc(1, NULL);
 #endif
-#if defined(MACH_EUKREA_CPUIMX27_USEUART4)
+#if defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4)
 	/* in which case UART4 is also used for Bluetooth */
 	imx27_add_imx_uart3(&uart_pdata);
 #endif