[ARM] Orion: catch a couple more alternative spellings of PCIe

Unify a couple more spellings of "PCIe" ("PCI-E", "PCIE".)

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c
index d3a8922..161c965 100644
--- a/arch/arm/mach-orion5x/ts209-setup.c
+++ b/arch/arm/mach-orion5x/ts209-setup.c
@@ -376,7 +376,7 @@
 			    QNAP_TS209_NOR_BOOT_SIZE);
 
 	/*
-	 * Open a special address decode windows for the PCIE WA.
+	 * Open a special address decode windows for the PCIe WA.
 	 */
 	orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE,
 				ORION5X_PCIE_WA_SIZE);