sb/intel/i82801ix: Use the common ACPI pirq generator

For this to work the northbridge and lpc bridge device need acpi_name
functions.

TESTED on Thinkpad X200, a valid PIRQ routing in SSDT in
/sys/firmware/acpi/tables/SSDT

Change-Id: I62e520f53fa3f928a8e6f3b3cf33af2acdd53ed9
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22980
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/mainboard/lenovo/t400/acpi/gm45_pci_irqs.asl b/src/mainboard/lenovo/t400/acpi/gm45_pci_irqs.asl
deleted file mode 100644
index aefdf94..0000000
--- a/src/mainboard/lenovo/t400/acpi/gm45_pci_irqs.asl
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2009 coresystems GmbH
- *
- * 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.
- */
-
-/* This is board specific information: IRQ routing for the
- * gm45
- */
-
-
-// PCI Interrupt Routing
-Method(_PRT)
-{
-	If (PICM) {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, 0, 16 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, 0, 16 },
-			// Onboard GbE
-			Package() { 0x0019ffff, 0, 0, 16 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, 0, 16 },
-			Package() { 0x001affff, 1, 0, 17 },
-			Package() { 0x001affff, 2, 0, 18 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, 0, 16 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, 0, 16 },
-			Package() { 0x001cffff, 1, 0, 17 },
-			Package() { 0x001cffff, 2, 0, 18 },
-			Package() { 0x001cffff, 3, 0, 19 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, 0, 16 },
-			Package() { 0x001dffff, 1, 0, 17 },
-			Package() { 0x001dffff, 2, 0, 18 },
-			// LPC bridge sub devices	0:1f.x
-			Package() { 0x001fffff, 1, 0, 17 },
-			Package() { 0x001fffff, 2, 0, 18 }
-		})
-	} Else {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// Onboard GbE
-			Package() { 0x0019ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001affff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001affff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKD, 0 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001dffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001dffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// LPC bridge sub devices	0:1f.x
-			Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKC, 0 }
-		})
-	}
-}
diff --git a/src/mainboard/lenovo/x200/acpi/gm45_pci_irqs.asl b/src/mainboard/lenovo/x200/acpi/gm45_pci_irqs.asl
deleted file mode 100644
index aefdf94..0000000
--- a/src/mainboard/lenovo/x200/acpi/gm45_pci_irqs.asl
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2009 coresystems GmbH
- *
- * 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.
- */
-
-/* This is board specific information: IRQ routing for the
- * gm45
- */
-
-
-// PCI Interrupt Routing
-Method(_PRT)
-{
-	If (PICM) {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, 0, 16 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, 0, 16 },
-			// Onboard GbE
-			Package() { 0x0019ffff, 0, 0, 16 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, 0, 16 },
-			Package() { 0x001affff, 1, 0, 17 },
-			Package() { 0x001affff, 2, 0, 18 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, 0, 16 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, 0, 16 },
-			Package() { 0x001cffff, 1, 0, 17 },
-			Package() { 0x001cffff, 2, 0, 18 },
-			Package() { 0x001cffff, 3, 0, 19 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, 0, 16 },
-			Package() { 0x001dffff, 1, 0, 17 },
-			Package() { 0x001dffff, 2, 0, 18 },
-			// LPC bridge sub devices	0:1f.x
-			Package() { 0x001fffff, 1, 0, 17 },
-			Package() { 0x001fffff, 2, 0, 18 }
-		})
-	} Else {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// Onboard GbE
-			Package() { 0x0019ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001affff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001affff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKD, 0 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001dffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001dffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// LPC bridge sub devices	0:1f.x
-			Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKC, 0 }
-		})
-	}
-}
diff --git a/src/mainboard/roda/rk9/acpi/gm45_pci_irqs.asl b/src/mainboard/roda/rk9/acpi/gm45_pci_irqs.asl
deleted file mode 100644
index 4a9ede8..0000000
--- a/src/mainboard/roda/rk9/acpi/gm45_pci_irqs.asl
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2007-2009 coresystems GmbH
- *
- * 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.
- */
-
-/* This is board specific information: IRQ routing for the
- * gm45
- */
-
-
-// PCI Interrupt Routing
-Method(_PRT)
-{
-	If (PICM) {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, 0, 16 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, 0, 16 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, 0, 16 },
-			Package() { 0x001affff, 1, 0, 17 },
-			Package() { 0x001affff, 2, 0, 18 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, 0, 16 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, 0, 16 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, 0, 16 },
-			Package() { 0x001dffff, 1, 0, 17 },
-			Package() { 0x001dffff, 2, 0, 18 },
-			// FIXME
-			// CardBus/IEEE1394		0:1e.2, 0:1e.3
-			// Package() { 0x001effff, 0, 0, 22 },
-			// Package() { 0x001effff, 1, 0, 20 },
-			// LPC device			0:1f.0
-			Package() { 0x001fffff, 0, 0, 16 },
-			Package() { 0x001fffff, 1, 0, 17 },
-			Package() { 0x001fffff, 2, 0, 18 }
-		})
-	} Else {
-		Return (Package() {
-			// PCIe Graphics		0:1.0
-			Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// Onboard graphics (IGD)	0:2.0
-			Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// USB and EHCI			0:1a.x
-			Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001affff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001affff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// High Definition Audio	0:1b.0
-			Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// PCIe Root Ports		0:1c.x
-			Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			// USB and EHCI			0:1d.x
-			Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001dffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001dffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
-			// FIXME
-			// CardBus/IEEE1394		0:1e.2, 0:1e.3
-			// Package() { 0x001effff, 0, \_SB.PCI0.LPCB.LNKG, 0 },
-			// Package() { 0x001effff, 1, \_SB.PCI0.LPCB.LNKE, 0 },
-			// LPC device			0:1f.0
-			Package() { 0x001fffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
-			Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
-			Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKC, 0 }
-		})
-	}
-}
diff --git a/src/northbridge/intel/gm45/acpi/hostbridge.asl b/src/northbridge/intel/gm45/acpi/hostbridge.asl
index c674df5..afa7a61 100644
--- a/src/northbridge/intel/gm45/acpi/hostbridge.asl
+++ b/src/northbridge/intel/gm45/acpi/hostbridge.asl
@@ -228,6 +228,3 @@
 
 	Return (MCRS)
 }
-
-/* IRQ assignment is mainboard specific. Get it from mainboard ACPI code */
-#include "acpi/gm45_pci_irqs.asl"
diff --git a/src/northbridge/intel/gm45/northbridge.c b/src/northbridge/intel/gm45/northbridge.c
index 4c42513..663a9ff 100644
--- a/src/northbridge/intel/gm45/northbridge.c
+++ b/src/northbridge/intel/gm45/northbridge.c
@@ -191,6 +191,22 @@
 	pci_write_config32(dev, PCI_COMMAND, reg32);
 }
 
+static const char *northbridge_acpi_name(const struct device *dev)
+{
+	if (dev->path.type == DEVICE_PATH_DOMAIN)
+		return "PCI0";
+
+	if (dev->path.type != DEVICE_PATH_PCI || dev->bus->secondary != 0)
+		return NULL;
+
+	switch (dev->path.pci.devfn) {
+	case PCI_DEVFN(0, 0):
+		return "MCHC";
+	}
+
+	return NULL;
+}
+
 static struct device_operations pci_domain_ops = {
 	.read_resources   = mch_domain_read_resources,
 	.set_resources    = mch_domain_set_resources,
@@ -199,6 +215,7 @@
 	.scan_bus         = pci_domain_scan_bus,
 	.write_acpi_tables = northbridge_write_acpi_tables,
 	.acpi_fill_ssdt_generator = generate_cpu_entries,
+	.acpi_name        = northbridge_acpi_name,
 };
 
 
diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig
index fcf2eb5..a6debcc 100644
--- a/src/southbridge/intel/i82801ix/Kconfig
+++ b/src/southbridge/intel/i82801ix/Kconfig
@@ -18,6 +18,7 @@
 	bool
 	select SOUTHBRIDGE_INTEL_COMMON
 	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
+	select SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ
 	select IOAPIC
 	select HAVE_USBDEBUG
 	select HAVE_HARD_RESET
diff --git a/src/southbridge/intel/i82801ix/lpc.c b/src/southbridge/intel/i82801ix/lpc.c
index 76f16e7..18bfcf3 100644
--- a/src/southbridge/intel/i82801ix/lpc.c
+++ b/src/southbridge/intel/i82801ix/lpc.c
@@ -34,6 +34,7 @@
 #include "nvs.h"
 #include <southbridge/intel/common/pciehp.h>
 #include <drivers/intel/gma/i915.h>
+#include <southbridge/intel/common/acpi_pirq_gen.h>
 
 #define NMI_OFF	0
 
@@ -558,12 +559,19 @@
 	}
 }
 
+
+static const char *lpc_acpi_name(const struct device *dev)
+{
+	return "LPCB";
+}
+
 static void southbridge_fill_ssdt(struct device *device)
 {
 	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
 	config_t *chip = dev->chip_info;
 
 	intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8);
+	intel_acpi_gen_def_acpi_pirq(device);
 }
 
 static struct pci_operations pci_ops = {
@@ -577,6 +585,7 @@
 	.acpi_inject_dsdt_generator = southbridge_inject_dsdt,
 	.write_acpi_tables      = acpi_write_hpet,
 	.acpi_fill_ssdt_generator = southbridge_fill_ssdt,
+	.acpi_name		= lpc_acpi_name,
 	.init			= lpc_init,
 	.scan_bus		= scan_lpc_bus,
 	.ops_pci		= &pci_ops,