mb/google/dedede: Enable ACPI and add ACPI table

Enable ACPI configuration and add DSDT ACPI table.

BUG=b:144768001
TEST=Build Test

Change-Id: I0aa889cd52bff3e1e9ff7b7b93ec1000045bcfd2
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38279
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>

src/mainboard/google/dedede/Kconfig

@@ -1,5 +1,7 @@
 config BOARD_GOOGLE_BASEBOARD_DEDEDE
 	def_bool n
+	select HAVE_ACPI_RESUME
+	select HAVE_ACPI_TABLES
 	select SOC_INTEL_JASPERLAKE
 
 if BOARD_GOOGLE_BASEBOARD_DEDEDE

src/mainboard/google/dedede/dsdt.asl

@@ -0,0 +1,41 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2020 The coreboot project Authors.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <arch/acpi.h>
+#include <variant/gpio.h>
+
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	0x02,		/* DSDT revision: ACPI v2.0 and up */
+	OEM_ID,
+	ACPI_TABLE_CREATOR,
+	0x20110725	/* OEM revision */
+)
+{
+	/* Some generic macros */
+	#include <soc/intel/tigerlake/acpi/platform.asl>
+
+	/* global NVS and variables */
+	#include <soc/intel/common/block/acpi/acpi/globalnvs.asl>
+
+	/* CPU */
+	#include <cpu/intel/common/acpi/cpu.asl>
+
+	Scope (\_SB) {
+		Device (PCI0)
+		{
+			#include <soc/intel/common/block/acpi/acpi/northbridge.asl>
+			#include <soc/intel/tigerlake/acpi/southbridge.asl>
+		}
+	}
+
+	/* Chipset specific sleep states */
+	#include <southbridge/intel/common/acpi/sleepstates.asl>
+
+}

src/mainboard/google/dedede/mainboard.c

@@ -6,6 +6,7 @@
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
+#include <arch/acpi.h>
 #include <baseboard/variants.h>
 #include <device/device.h>
 
@@ -18,9 +19,16 @@ static void mainboard_init(void *chip_info)
 	gpio_configure_pads(pads, num);
 }
 
+static unsigned long mainboard_write_acpi_tables(
+		struct device *device, unsigned long current, acpi_rsdp_t *rsdp)
+{
+	return current;
+}
+
 static void mainboard_enable(struct device *dev)
 {
-	/* TODO: Enable mainboard */
+	dev->ops->write_acpi_tables = mainboard_write_acpi_tables;
+	dev->ops->acpi_inject_dsdt_generator = NULL;
 }
 
 struct chip_operations mainboard_ops = {