include/configs: Numerous typo fixes: "controler" -> "controller".

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index 3e32128..32d2acc 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -377,8 +377,8 @@
 
 /* PCIe */
 #define CONFIG_PCI		/* Enable PCI/PCIE */
-#define CONFIG_PCIE1		/* PCIE controler 1 */
-#define CONFIG_PCIE2		/* PCIE controler 2 */
+#define CONFIG_PCIE1		/* PCIE controller 1 */
+#define CONFIG_PCIE2		/* PCIE controller 2 */
 #define CONFIG_PCIE_LAYERSCAPE	/* Use common FSL Layerscape PCIe code */
 #define FSL_PCIE_COMPAT "fsl,ls1021a-pcie"