keystone2: k2l-evm: add board support

This patch adds Keystone II Lammar (K2L) EVM board support.

Acked-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Hao Zhang <hzhang@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
diff --git a/board/ti/ks2_evm/MAINTAINERS b/board/ti/ks2_evm/MAINTAINERS
index 595a80a..87c36c9 100644
--- a/board/ti/ks2_evm/MAINTAINERS
+++ b/board/ti/ks2_evm/MAINTAINERS
@@ -6,3 +6,5 @@
 F:	configs/k2hk_evm_defconfig
 F:	include/configs/k2e_evm.h
 F:	configs/k2e_evm_defconfig
+F:	include/configs/k2l_evm.h
+F:	configs/k2l_evm_defconfig