arm: zynq: Setup ENV_SIZE via Kconfig

Simplify zynq_cse config by setting up ENV_SIZE via Kconfig.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/zynq_cse_nand_defconfig b/configs/zynq_cse_nand_defconfig
index dcd4eda..eb7e574 100644
--- a/configs/zynq_cse_nand_defconfig
+++ b/configs/zynq_cse_nand_defconfig
@@ -2,6 +2,7 @@
 CONFIG_SYS_CONFIG_NAME="zynq_cse"
 CONFIG_ARCH_ZYNQ=y
 CONFIG_SYS_TEXT_BASE=0x100000
+CONFIG_ENV_SIZE=0x190
 CONFIG_SPL=y
 CONFIG_SPL_STACK_R_ADDR=0x200000
 CONFIG_DEFAULT_DEVICE_TREE="zynq-cse-nand"