arm64: zynqmp: Add revision to identification string

It is good to see revision in boot log.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

configs/xilinx_zynqmp_zcu102_revA_defconfig

@@ -3,7 +3,7 @@ CONFIG_SYS_CONFIG_NAME="xilinx_zynqmp_zcu102"
 CONFIG_ARCH_ZYNQMP=y
 CONFIG_SYS_TEXT_BASE=0x8000000
 CONFIG_SYS_MALLOC_F_LEN=0x8000
-CONFIG_IDENT_STRING=" Xilinx ZynqMP ZCU102"
+CONFIG_IDENT_STRING=" Xilinx ZynqMP ZCU102 revA"
 CONFIG_ZYNQMP_USB=y
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-zcu102-revA"
 CONFIG_DEBUG_UART=y

configs/xilinx_zynqmp_zcu102_revB_defconfig

@@ -3,7 +3,7 @@ CONFIG_SYS_CONFIG_NAME="xilinx_zynqmp_zcu102"
 CONFIG_ARCH_ZYNQMP=y
 CONFIG_SYS_TEXT_BASE=0x8000000
 CONFIG_SYS_MALLOC_F_LEN=0x8000
-CONFIG_IDENT_STRING=" Xilinx ZynqMP ZCU102"
+CONFIG_IDENT_STRING=" Xilinx ZynqMP ZCU102 revB"
 CONFIG_ZYNQMP_USB=y
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-zcu102-revB"
 CONFIG_DEBUG_UART=y