mb/google/dedede/var/drawcia: Add Realtek WLAN card support

Add wifi PCIe hosts M.2 E-key WLAN to fulfill
drawman_jsl_schematic_20200528.

BUG=None
BRANCH=firmware-dedede-13606.B
TEST=emerge-dedede coreboot chromeos-bootimage

Change-Id: If414ff1941d2d70c5f0444ac58b228ed5c95303a
Signed-off-by: Robert Chen <robert.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84612
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Derek Huang <derekhuang@google.com>

src/mainboard/google/dedede/variants/drawcia/overridetree.cb

@@ -419,6 +419,12 @@ chip soc/intel/jasperlake
 				end
 			end
 		end #I2C 4
+		device pci 1c.7 on
+			chip drivers/wifi/generic
+				register "wake" = "GPE0_DW2_03"
+				device pci 00.0 on end
+			end
+		end
 		device pci 1f.3 on
 			chip drivers/generic/max98357a
 				register "hid" = ""MX98360A""