ec/apple: Add ACPI code for Apple MacBooks

- Move ACPI code for Apple MacBooks to a separate directory to avoid
  its duplication in mainboards
- Add AC and lid implementations for newer generations
- Rewrite old code using the new ASL syntax

Tested on MBA 5,2, MBP 8,1 and MBP 10,1.

Change-Id: I3d4585aac8e3ebbfed6ce4d4e39fbc33ac983069
Signed-off-by: Evgeny Zinoviev <me@ch1p.io>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33102
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/src/ec/apple/acpi/lid.asl b/src/ec/apple/acpi/lid.asl
new file mode 100644
index 0000000000..ec91d8f106
--- /dev/null
+++ b/src/ec/apple/acpi/lid.asl
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+Scope(\_SB.PCI0.LPCB.EC)
+{
+	Field(ERAM, ByteAcc, NoLock, Preserve)
+	{
+		Offset(LIDS_OFFSET),
+		LIDS, 1,   /* Lid status */
+
+		Offset(WKLD_OFFSET),
+		WKLD, 1,   /* Lid wake */
+	}
+
+	Device(LID)
+	{
+		Name(_HID, "PNP0C0D")
+
+		Method(_LID, 0, NotSerialized)
+		{
+			Return(LIDS)
+		}
+
+		Method(_PRW, 0, NotSerialized)
+		{
+#if LIDS_OFFSET == 0x01
+			Return(Package() { 0x1d, 0x03 })
+#else
+			Return(Package() { 0x23, 0x04 })
+#endif
+		}
+
+		Method(_PSW, 1, NotSerialized)
+		{
+			if (Arg0) {
+				WKLD = 1
+			} else {
+				WKLD = 0
+			}
+		}
+	}
+}