mb/google/volteer: Add GL9755 support to Drobit

Add the GL9755 support to drobit and also fixes the S0ix can't into C3~C9 problem

BUG=b:174348200
BRANCH=firmware-volteer-13672.B
TEST=emerge-volteer coreboot

Signed-off-by: Wayne3_Wang <Wayne3_Wang@pegatron.corp-partner.google.com>
Change-Id: I52df6b2cdebfaf8a5eb010c4af1a2cf3d918f5e5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49921
Reviewed-by: Wayne3 Wang <wayne3_wang@pegatron.corp-partner.google.com>
Reviewed-by: Paul2 Huang <paul2_huang@pegatron.corp-partner.google.com>
Reviewed-by: Zhuohao Lee <zhuohao@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/volteer/Kconfig.name b/src/mainboard/google/volteer/Kconfig.name
index 0dcb64f..2b0a089 100644
--- a/src/mainboard/google/volteer/Kconfig.name
+++ b/src/mainboard/google/volteer/Kconfig.name
@@ -96,6 +96,7 @@
 config BOARD_GOOGLE_DROBIT
 	bool "-> Drobit"
 	select BOARD_GOOGLE_BASEBOARD_VOLTEER
+	select DRIVERS_GENESYSLOGIC_GL9755
 	select SOC_INTEL_CSE_LITE_SKU
 
 config BOARD_GOOGLE_COPANO