mb/system76/mtl: Add Darter Pro 10

The Darter Pro 10 (darp10) is an Intel Meteor Lake-H based board.

There are 2 variants to differentiate them as they have different
keyboards and so use different EC firmware.

- darp10: 16" model with 102 key keyboard
- darp10-b: 14" model with 83 key keyboard

Change-Id: Iaef03a47cf108591ef823bfa779777c7c05c6337
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82609
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

3 files changed, 52 insertions, 0 deletions

diff --git a/src/mainboard/system76/mtl/acpi/backlight.asl b/src/mainboard/system76/mtl/acpi/backlight.asl
new file mode 100644
index 0000000000..053ce57b5d
--- /dev/null
+++ b/src/mainboard/system76/mtl/acpi/backlight.asl
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <drivers/intel/gma/acpi/gma.asl>
+
+Scope (GFX0)
+{
+	Name (BRIG, Package (22) {
+		100, /* default AC */
+		100, /* default Battery */
+		5,
+		10,
+		15,
+		20,
+		25,
+		30,
+		35,
+		40,
+		45,
+		50,
+		55,
+		60,
+		65,
+		70,
+		75,
+		80,
+		85,
+		90,
+		95,
+		100
+	})
+}
diff --git a/src/mainboard/system76/mtl/acpi/mainboard.asl b/src/mainboard/system76/mtl/acpi/mainboard.asl
new file mode 100644
index 0000000000..c982a9ee4c
--- /dev/null
+++ b/src/mainboard/system76/mtl/acpi/mainboard.asl
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#define EC_GPE_SCI 0x6E
+#define EC_GPE_SWI 0x6B
+#include <ec/system76/ec/acpi/ec.asl>
+
+Scope (\_SB) {
+	#include "sleep.asl"
+	Scope (PCI0) {
+		#include "backlight.asl"
+	}
+}
diff --git a/src/mainboard/system76/mtl/acpi/sleep.asl b/src/mainboard/system76/mtl/acpi/sleep.asl
new file mode 100644
index 0000000000..8a2a22c55b
--- /dev/null
+++ b/src/mainboard/system76/mtl/acpi/sleep.asl
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+External(\TBTS, MethodObj)
+
+Method(MPTS, 1, Serialized) {
+	If (CondRefOf(\TBTS)) {
+		\TBTS()
+	}
+}