drivers_aocpu: add Kconfig and CMakeLists.txt for Ethernet [1/1]

PD#SWPL-93083

Problem:
add Kconfig and CMakeLists.txt for Ethernet

Solution:
add Kconfig and CMakeLists.txt for Ethernet

Verify:
N/A

Change-Id: If336d5726f5471bacf9dffd9022d94a1606bb71f
Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
diff --git a/Kconfig b/Kconfig
index ffea7b1..d643bcd 100644
--- a/Kconfig
+++ b/Kconfig
@@ -19,3 +19,4 @@
 rsource "rtc/Kconfig"
 rsource "hwspinlock/Kconfig"
 rsource "i2c/Kconfig"
+rsource "ethernet/Kconfig"