ARM: zynq(mp): remove unneeded CONFIG_USB_MAX_CONTROLLER_COUNT defines

ARCH_ZYNQ(MP) selects DM_USB, where CONFIG_USB_MAX_CONTROLLER_COUNT
is not used.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Moritz Fischer <moritz.fischer@ettus.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

include/configs/xilinx_zynqmp.h

@@ -110,7 +110,6 @@
 #define CONFIG_SYS_LOAD_ADDR		0x8000000
 
 #if defined(CONFIG_ZYNQMP_USB)
-#define CONFIG_USB_MAX_CONTROLLER_COUNT         2
 #define CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS      2
 #define CONFIG_USB_XHCI_ZYNQMP
 

include/configs/zynq-common.h

@@ -93,7 +93,6 @@
 
 #ifdef CONFIG_USB_EHCI_ZYNQ
 # define CONFIG_EHCI_IS_TDI
-# define CONFIG_USB_MAX_CONTROLLER_COUNT	2
 
 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
 # define DFU_DEFAULT_POLL_TIMEOUT	300