arm/kirkwood: protect the ENV_SPI #defines

So that they can be redefined by some boards specific values.

Signed-off-by: Valentin Longchamp <[email protected]>
Signed-off-by: Holger Brunck <[email protected]>
cc: Prafulla Wadaskar <[email protected]>

diff --git a/arch/arm/include/asm/arch-kirkwood/config.h b/arch/arm/include/asm/arch-kirkwood/config.h
index 91164eb4021a10f9f77a0e97c8de8b0e3c2bbaf0..a9499b70cd37421d922dab4714d3c1c8b24eb55e 100644 (file)
--- a/arch/arm/include/asm/arch-kirkwood/config.h
+++ b/arch/arm/include/asm/arch-kirkwood/config.h
@@ -82,9 +82,15 @@
 #ifdef CONFIG_CMD_SF
 #define CONFIG_HARD_SPI                        1
 #define CONFIG_KIRKWOOD_SPI            1
-#define CONFIG_ENV_SPI_BUS             0
-#define CONFIG_ENV_SPI_CS              0
-#define CONFIG_ENV_SPI_MAX_HZ          50000000        /*50Mhz */
+#ifndef CONFIG_ENV_SPI_BUS
+# define CONFIG_ENV_SPI_BUS            0
+#endif
+#ifndef CONFIG_ENV_SPI_CS
+# define CONFIG_ENV_SPI_CS             0
+#endif
+#ifndef CONFIG_ENV_SPI_MAX_HZ
+# define CONFIG_ENV_SPI_MAX_HZ         50000000
+#endif
 #endif
 
 /*