From ace519d33fa04dd470410c1d347875e8db8616fd Mon Sep 17 00:00:00 2001 From: Nico Huber Date: Sun, 11 Dec 2016 02:04:44 +0100 Subject: [PATCH] UPSTREAM: sio/ite/it8783ef: Return (0) in ACPI _PSC methods Current ACPI code for UARTs uses the PNP_DEFAULT_PSC macro for _PSC (current power state) methods. Override it to `Return (0)` (i.e. cur- rent state is D0) as the IT8783E/F doesn't have power management. BUG=None BRANCH=None TEST=None Signed-off-by: Nico Huber Reviewed-on: https://review.coreboot.org/17791 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth Change-Id: I3c858dde287dbf7e5fc0c20abb1fd374887acdde Reviewed-on: https://chromium-review.googlesource.com/420832 Commit-Ready: Furquan Shaikh Tested-by: Furquan Shaikh Reviewed-by: Furquan Shaikh --- src/superio/ite/it8783ef/acpi/superio.asl | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/superio/ite/it8783ef/acpi/superio.asl b/src/superio/ite/it8783ef/acpi/superio.asl index 38527dd807..d7a320e15b 100644 --- a/src/superio/ite/it8783ef/acpi/superio.asl +++ b/src/superio/ite/it8783ef/acpi/superio.asl @@ -51,6 +51,9 @@ #define SUPERIO_CHIP_NAME IT8783EF #include +#undef PNP_DEFAULT_PSC +#define PNP_DEFAULT_PSC Return (0) /* no power management */ + #define CONFIGURE_CONTROL CCTL Device(SUPERIO_DEV) {