ppc4xx: Convert PPC4xx UIC defines from lower case to upper case

The latest PPC4xx register cleanup patch missed the UIC defines.
This patch now changes lower case UIC defines to upper case.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/esd/pci405/pci405.c b/board/esd/pci405/pci405.c
index 04bc569..34a1632 100644
--- a/board/esd/pci405/pci405.c
+++ b/board/esd/pci405/pci405.c
@@ -155,13 +155,13 @@
 	 * IRQ 30 (EXT IRQ 5) FPGA Timestamp; active low; level sensitive
 	 * IRQ 31 (EXT IRQ 6) PCI Reset; active low; level sensitive
 	 */
-	mtdcr(uicsr, 0xFFFFFFFF);        /* clear all ints */
-	mtdcr(uicer, 0x00000000);        /* disable all ints */
-	mtdcr(uiccr, 0x00000000);        /* set all to be non-critical*/
-	mtdcr(uicpr, 0xFFFFFF80);        /* set int polarities */
-	mtdcr(uictr, 0x10000000);        /* set int trigger levels */
-	mtdcr(uicvcr, 0x00000001);       /* set vect base=0,INT0 highest priority*/
-	mtdcr(uicsr, 0xFFFFFFFF);        /* clear all ints */
+	mtdcr(UIC0SR, 0xFFFFFFFF);        /* clear all ints */
+	mtdcr(UIC0ER, 0x00000000);        /* disable all ints */
+	mtdcr(UIC0CR, 0x00000000);        /* set all to be non-critical*/
+	mtdcr(UIC0PR, 0xFFFFFF80);        /* set int polarities */
+	mtdcr(UIC0TR, 0x10000000);        /* set int trigger levels */
+	mtdcr(UIC0VCR, 0x00000001);       /* set vect base=0,INT0 highest priority*/
+	mtdcr(UIC0SR, 0xFFFFFFFF);        /* clear all ints */
 
 	/*
 	 * Setup GPIO pins (IRQ4/GPIO21 as GPIO)
@@ -271,7 +271,7 @@
 				pci_write_config_dword(PCIDEVID_405GP, i, *ptr++);
 			}
 		}
-		mtdcr(uicsr, 0xFFFFFFFF);        /* clear all ints */
+		mtdcr(UIC0SR, 0xFFFFFFFF);        /* clear all ints */
 
 		*magic = 0;      /* clear pci reconfig magic again */
 	}