sb,soc/amd: Rename PMOD to PICM in ASL

Use the same variable name as soc/intel to implement a common
_PIC method at top-level ASL.

Change-Id: I48f9e224d6d0101c2101be99cd18ff382738f0dd
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49903
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/northbridge/amd/agesa/family15tn/acpi/northbridge.asl b/src/northbridge/amd/agesa/family15tn/acpi/northbridge.asl
index d77d0dc..849506e 100644
--- a/src/northbridge/amd/agesa/family15tn/acpi/northbridge.asl
+++ b/src/northbridge/amd/agesa/family15tn/acpi/northbridge.asl
@@ -19,7 +19,7 @@
 
 Method (_PRT, 0, NotSerialized)
 {
-	If (PMOD)
+	If (PICM)
 	{
 		Return (APR0)
 	}
@@ -36,7 +36,7 @@
 	Name(_ADR, 0x00020000)
 	Name(_PRW, Package() {0x18, 4})
 	Method(_PRT,0) {
-		If(PMOD) { Return(APS2) }   /* APIC mode */
+		If(PICM) { Return(APS2) }   /* APIC mode */
 		Return (PS2)                  /* PIC Mode */
 	} /* end _PRT */
 } /* end PBR2 */
@@ -46,7 +46,7 @@
 	Name(_ADR, 0x00040000)
 	Name(_PRW, Package() {0x18, 4})
 	Method(_PRT,0) {
-		If(PMOD) { Return(APS4) }	/* APIC mode */
+		If(PICM) { Return(APS4) }	/* APIC mode */
 		Return (PS4)				/* PIC Mode */
 	} /* end _PRT */
 } /* end PBR4 */
@@ -56,7 +56,7 @@
 	Name(_ADR, 0x00050000)
 	Name(_PRW, Package() {0x18, 4})
 	Method(_PRT,0) {
-		If(PMOD) { Return(APS5) }	/* APIC mode */
+		If(PICM) { Return(APS5) }	/* APIC mode */
 		Return (PS5)				/* PIC Mode */
 	} /* end _PRT */
 } /* end PBR5 */
@@ -66,7 +66,7 @@
 	Name(_ADR, 0x00060000)
 	Name(_PRW, Package() {0x18, 4})
 	Method(_PRT,0) {
-		If(PMOD) { Return(APS6) }	/* APIC mode */
+		If(PICM) { Return(APS6) }	/* APIC mode */
 		Return (PS6)				/* PIC Mode */
 	} /* end _PRT */
 } /* end PBR6 */
@@ -76,7 +76,7 @@
 	Name(_ADR, 0x00070000)
 	Name(_PRW, Package() {0x18, 4})
 	Method(_PRT,0) {
-		If(PMOD) { Return(APS7) }	/* APIC mode */
+		If(PICM) { Return(APS7) }	/* APIC mode */
 		Return (PS7)				/* PIC Mode */
 	} /* end _PRT */
 } /* end PBR7 */