powerpc/mpc85xx: Correct CONFIG_USB_MAX_CONTROLLER_COUNT for p1025

Correct the value CONFIG_USB_MAX_CONTROLLER_COUNT macro to 1
for p1025 as it has one USB controller

Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>

arch/powerpc/include/asm/config_mpc85xx.h

@@ -334,7 +334,7 @@
 #elif defined(CONFIG_P1025)
 #define CONFIG_MAX_CPUS			2
 #define CONFIG_SYS_FSL_NUM_LAWS		12
-#define CONFIG_USB_MAX_CONTROLLER_COUNT	2
+#define CONFIG_USB_MAX_CONTROLLER_COUNT	1
 #define CONFIG_SYS_PPC_E500_DEBUG_TLB	2
 #define CONFIG_TSECV2
 #define CONFIG_FSL_PCIE_DISABLE_ASPM