ARM: zynq: delete long-dead CONFIG_USB_CABLE_CHECK

This Kbuild option disappeared way back in 2014:

 commit 75504e9592745021006cb8905b5ff5a51d9d1cb3
 Author: Mateusz Zalega <m.zalega@samsung.com>
 Date:   Wed Apr 30 13:07:48 2014 +0200

    ... snip ...

    CONFIG_USB_CABLE_CHECK was removed.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index 684faae..bbcb207 100644
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -62,7 +62,6 @@
 #if defined(CONFIG_ZYNQMP_USB)
 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x1800000
 #define DFU_DEFAULT_POLL_TIMEOUT	300
-#define CONFIG_USB_CABLE_CHECK
 #define CONFIG_THOR_RESET_OFF
 #define DFU_ALT_INFO_RAM \
 	"dfu_ram_info=" \
diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h
index b51914d..62fbf88 100644
--- a/include/configs/zynq-common.h
+++ b/include/configs/zynq-common.h
@@ -65,7 +65,6 @@
 
 # define CONFIG_SYS_DFU_DATA_BUF_SIZE	0x600000
 # define DFU_DEFAULT_POLL_TIMEOUT	300
-# define CONFIG_USB_CABLE_CHECK
 # define CONFIG_THOR_RESET_OFF
 # define DFU_ALT_INFO_RAM \
 	"dfu_ram_info=" \
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index bcb24d1..89119ae 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -4293,7 +4293,6 @@
 CONFIG_USB_ATMEL_CLK_SEL_UPLL
 CONFIG_USB_BIN_FIXUP
 CONFIG_USB_BOOTING
-CONFIG_USB_CABLE_CHECK
 CONFIG_USB_DEVICE
 CONFIG_USB_DEV_BASE
 CONFIG_USB_DEV_PULLUP_GPIO