soc/intel/apollolake: Fix XHCI device name in ACPI

XHCI is currently named as XHC1. This leads to namespace lookup error in
the kernel when children USB ACPI devices are added under the scope of
XHCI device.

BUG=b:123296264
BRANCH=octopus
TEST=Boot to ChromeOS; Ensure that the below error is resolved in the
kernel dmesg
[    0.001000] ACPI Error: [\_SB_.PCI0.XHCI.RHUB.HS03] Namespace lookup
failure, AE_NOT_FOUND (20170728/dswload-210)

Change-Id: Ia4921547fee6fb51333319b9e881501a7e75ebce
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/31147
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/soc/intel/apollolake/acpi/xhci.asl b/src/soc/intel/apollolake/acpi/xhci.asl
index 8222cb5..9f85033 100644
--- a/src/soc/intel/apollolake/acpi/xhci.asl
+++ b/src/soc/intel/apollolake/acpi/xhci.asl
@@ -14,7 +14,7 @@
  */
 
 /* XHCI Controller 0:15.0 */
-Device (XHC1) {
+Device (XHCI) {
 	Name (_ADR, 0x00150000)  /* Device 21, Function 0 */
 
 	Name (_S3D, 3)  /* D3 supported in S3 */