arm64: zynqmp: Enable soft gpio driver for zcu102 and zcu100

Enable soft gpio driver for zcu102 and zcu100.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/configs/xilinx_zynqmp_zcu102_revB_defconfig b/configs/xilinx_zynqmp_zcu102_revB_defconfig
index 907cd10..09e6f79 100644
--- a/configs/xilinx_zynqmp_zcu102_revB_defconfig
+++ b/configs/xilinx_zynqmp_zcu102_revB_defconfig
@@ -60,6 +60,7 @@
 CONFIG_FPGA_ZYNQMPPL=y
 CONFIG_DM_GPIO=y
 CONFIG_CMD_PCA953X=y
+CONFIG_XILINX_GPIO=y
 CONFIG_SYS_I2C_ZYNQ=y
 CONFIG_ZYNQ_I2C0=y
 CONFIG_ZYNQ_I2C1=y