meta-facebook: yosemite4: add MP5990 driver

Add MP5990 to kernel config.

Change-Id: I42688341e87fc23ec5d41c40e474a0ec5524ebf4
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
diff --git a/meta-facebook/meta-yosemite4/recipes-kernel/linux/linux-aspeed/yosemite4.cfg b/meta-facebook/meta-yosemite4/recipes-kernel/linux/linux-aspeed/yosemite4.cfg
index bfe4a4c..cfeb42c 100644
--- a/meta-facebook/meta-yosemite4/recipes-kernel/linux/linux-aspeed/yosemite4.cfg
+++ b/meta-facebook/meta-yosemite4/recipes-kernel/linux/linux-aspeed/yosemite4.cfg
@@ -34,6 +34,7 @@
 CONFIG_LEDS_PCA955X_GPIO=y
 CONFIG_SENSORS_INA233=y
 CONFIG_SENSORS_MP5023=y
+CONFIG_SENSORS_MP5990=y
 CONFIG_SENSORS_EMC1403=y
 CONFIG_SENSORS_NCT7363=y
 CONFIG_SENSORS_XDP710=y