sb/amd/common/acpi: Convert 'sleepstates.asl' to ASL 2.0 syntax

Change-Id: I16919a0fd5a78d666dc7003d4e495fd41c24613d
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45861
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
diff --git a/src/southbridge/amd/common/acpi/sleepstates.asl b/src/southbridge/amd/common/acpi/sleepstates.asl
index f6afd7c..97646a7 100644
--- a/src/southbridge/amd/common/acpi/sleepstates.asl
+++ b/src/southbridge/amd/common/acpi/sleepstates.asl
@@ -7,22 +7,22 @@
 Name (SSFG, 0x09)
 #endif
 If (CONFIG(DISABLE_ACPI_HIBERNATE)) {
-	Store(And(SSFG, 0xF7), SSFG)
+	SSFG &= 0xf7
 }
 
 /* Supported sleep states: */
 Name(\_S0, Package () {0x00, 0x00, 0x00, 0x00} )	/* (S0) - working state */
 
-If (And(SSFG, 0x01)) {
+If (SSFG & 0x01) {
 	Name(\_S1, Package () {0x01, 0x01, 0x00, 0x00} )	/* (S1) - sleeping w/CPU context */
 }
-If (And(SSFG, 0x02)) {
+If (SSFG & 0x02) {
 	Name(\_S2, Package () {0x02, 0x02, 0x00, 0x00} )	/* (S2) - "light" Suspend to RAM */
 }
-If (And(SSFG, 0x04)) {
+If (SSFG & 0x04) {
 	Name(\_S3, Package () {0x03, 0x03, 0x00, 0x00} )	/* (S3) - Suspend to RAM */
 }
-If (And(SSFG, 0x08)) {
+If (SSFG & 0x08) {
 	Name(\_S4, Package () {0x04, 0x04, 0x00, 0x00} )	/* (S4) - Suspend to Disk */
 }