mb: remove unnecessary FADT flag devicetree entries for Picasso

Those flags already get unconditionally set in soc/amd/picasso/acpi.c.

Change-Id: I978c7d67480499d92c193d5bb87bc876211187db
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44449
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
diff --git a/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb b/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
index dbb9266..a68282c 100644
--- a/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
+++ b/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
@@ -3,14 +3,8 @@
 
 	# Set FADT Configuration
 	register "fadt_boot_arch" = "ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042"
-	register "fadt_flags" = "ACPI_FADT_WBINVD | /* See table 5-34 ACPI 6.3 spec */
-				ACPI_FADT_C1_SUPPORTED |
-				ACPI_FADT_SLEEP_BUTTON |
-				ACPI_FADT_S4_RTC_WAKE |
-				ACPI_FADT_32BIT_TIMER |
-				ACPI_FADT_SEALED_CASE |
-				ACPI_FADT_PCI_EXPRESS_WAKE |
-				ACPI_FADT_REMOTE_POWER_ON"
+	# See table 5-34 ACPI 6.3 spec
+	register "fadt_flags" = "ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_SEALED_CASE"
 
 	register "acp_pin_cfg" = "I2S_PINS_I2S_TDM"
 	register "acp_i2s_wake_enable" = "0"