mb/asus/p5qc/devicetree.cb: Do minor cosmetic fixes

Use lowercase for hex constants and align some comments.

Change-Id: I418ed29dfbc90feb591a2b30e994d9b3e6176f86
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38068
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/src/mainboard/asus/p5qc/variants/p5q_pro/devicetree.cb b/src/mainboard/asus/p5qc/variants/p5q_pro/devicetree.cb
index fb818ff..e2340b9 100644
--- a/src/mainboard/asus/p5qc/variants/p5q_pro/devicetree.cb
+++ b/src/mainboard/asus/p5qc/variants/p5q_pro/devicetree.cb
@@ -20,15 +20,15 @@
 		chip cpu/intel/socket_LGA775
 			device lapic 0 on end
 		end
-		chip cpu/intel/model_1067x		# CPU
-			device lapic 0xACAC off end
+		chip cpu/intel/model_1067x	# CPU
+			device lapic 0xacac off end
 		end
 	end
 	device domain 0 on		# PCI domain
-		device pci 0.0 on end			# Host Bridge
-		device pci 1.0 on end			# PEG
-		device pci 2.0 off end			# Integrated graphics controller
-		device pci 2.1 off end			# Integrated graphics controller 2
+		device pci 0.0 on end		# Host Bridge
+		device pci 1.0 on end		# PEG
+		device pci 2.0 off end		# Integrated graphics controller
+		device pci 2.1 off end		# Integrated graphics controller 2
 		device pci 3.0 off end		# ME
 		device pci 3.1 off end		# ME
 		device pci 3.2 off end		# ME
@@ -43,7 +43,7 @@
 			register "sata_traffic_monitor"	= "0"
 
 			# Enable PCIe ports 0,2,3 as slots.
-			register "pcie_slot_implemented"	= "0x31"
+			register "pcie_slot_implemented" = "0x31"
 
 			register "gen1_dec" = "0x00000295"
 			register "gen2_dec" = "0x001c4701"