src/soc/tigerlake_dev: Update PMC IPC Hardware ID

Change PMC IPC HID from INT34D2 to INTC1026 along with
new kernel pmc ipc driver.

BUG=b:148949891
BRANCH=none
TEST=Boot on Volteer and validate DP tunneling.

Change-Id: I987e7bf76ad1f8ff534101c80661f7c027a60b51
Signed-off-by: John Zhao <john.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39479
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Divya S Sasidharan <divya.s.sasidharan@intel.com>
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>

src/soc/intel/tigerlake/acpi/pmc.asl

@@ -0,0 +1,32 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2020 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <soc/iomap.h>
+
+Scope (\_SB.PCI0) {
+
+	Device (PMC)
+	{
+		Name (_HID, "INTC1026")
+		Name (_DDN, "Intel(R) Tiger Lake IPC Controller")
+		/*
+		 * PCH preserved 32 MB MMIO range from 0xFC800000 to 0xFE7FFFFF.
+		 * 64KB (0xFE000000 - 0xFE00FFFF) for PMC MBAR.
+		 */
+		Name (_CRS, ResourceTemplate () {
+			Memory32Fixed (ReadWrite, PCH_PWRM_BASE_ADDRESS, 0x00010000)
+		})
+	}
+}

src/soc/intel/tigerlake/acpi/southbridge.asl

@@ -1,7 +1,7 @@
 /*
  * This file is part of the coreboot project.
  *
- * Copyright (C) 2019 Intel Corp.
+ * Copyright (C) 2019-2020 Intel Corp.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -40,6 +40,9 @@
 /* PCIE Ports */
 #include "pcie.asl"
 
+/* pmc 0:1f.2 */
+#include "pmc.asl"
+
 /* Serial IO */
 #include "serialio.asl"