soc/amd/*: Hook up SMBus ops to devicetree

This removes the need for a PCI driver.

Change-Id: Iab75f8c28a247f1370f4425e19cc215678bfa3e5
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68140
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>

8 files changed, 8 insertions, 16 deletions

diff --git a/src/soc/amd/cezanne/chipset.cb b/src/soc/amd/cezanne/chipset.cb
index e717fd47c52d..f1cc81a44e93 100644
--- a/src/soc/amd/cezanne/chipset.cb
+++ b/src/soc/amd/cezanne/chipset.cb
@@ -94,7 +94,7 @@ chip soc/amd/cezanne
 			device pci 0.2 alias i2s_ac97 off end # I2S/AC'97 Audio
 		end
 
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 
 		device pci 18.0 alias data_fabric_0 on ops cezanne_data_fabric_ops end
diff --git a/src/soc/amd/common/block/smbus/sm.c b/src/soc/amd/common/block/smbus/sm.c
index 801a1543b46e..9ab31f204d9e 100644
--- a/src/soc/amd/common/block/smbus/sm.c
+++ b/src/soc/amd/common/block/smbus/sm.c
@@ -3,7 +3,6 @@
 #include <amdblocks/acpimmio.h>
 #include <device/device.h>
 #include <device/pci.h>
-#include <device/pci_ids.h>
 #include <device/smbus.h>
 #include <device/smbus_host.h>
 
@@ -64,7 +63,7 @@ static const char *smbus_acpi_name(const struct device *dev)
 }
 #endif
 
-static struct device_operations smbus_ops = {
+struct device_operations amd_smbus_ops = {
 	.read_resources		= noop_read_resources,
 	.set_resources		= noop_set_resources,
 	.enable_resources	= pci_dev_enable_resources,
@@ -75,10 +74,3 @@ static struct device_operations smbus_ops = {
 	.acpi_name		= smbus_acpi_name,
 #endif
 };
-
-static const struct pci_driver smbus_driver __pci_driver = {
-	.ops = &smbus_ops,
-	.vendor = PCI_VID_AMD,
-	/* PCI device ID is used on all integrated FCHs except Family 16h Models 00h-3Fh */
-	.device = PCI_DID_AMD_CZ_SMBUS,
-};
diff --git a/src/soc/amd/mendocino/chipset_mendocino.cb b/src/soc/amd/mendocino/chipset_mendocino.cb
index 5692d645631f..707ff66164b3 100644
--- a/src/soc/amd/mendocino/chipset_mendocino.cb
+++ b/src/soc/amd/mendocino/chipset_mendocino.cb
@@ -71,7 +71,7 @@ chip soc/amd/mendocino
 			device pci 0.0 alias xhci_2 off end # Might also be a dummy device with different PCI DID
 		end
 
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 
 		device pci 18.0 alias data_fabric_0 on ops mendocino_data_fabric_ops end
diff --git a/src/soc/amd/mendocino/chipset_rembrandt.cb b/src/soc/amd/mendocino/chipset_rembrandt.cb
index 5692d645631f..707ff66164b3 100644
--- a/src/soc/amd/mendocino/chipset_rembrandt.cb
+++ b/src/soc/amd/mendocino/chipset_rembrandt.cb
@@ -71,7 +71,7 @@ chip soc/amd/mendocino
 			device pci 0.0 alias xhci_2 off end # Might also be a dummy device with different PCI DID
 		end
 
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 
 		device pci 18.0 alias data_fabric_0 on ops mendocino_data_fabric_ops end
diff --git a/src/soc/amd/morgana/chipset.cb b/src/soc/amd/morgana/chipset.cb
index e710ffb2ff09..25527d72f671 100644
--- a/src/soc/amd/morgana/chipset.cb
+++ b/src/soc/amd/morgana/chipset.cb
@@ -73,7 +73,7 @@ chip soc/amd/morgana
 			device pci 0.0 alias xhci_2 off end # Might also be a dummy device with different PCI DID
 		end
 
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 
 		device pci 18.0 alias data_fabric_0 on ops morgana_data_fabric_ops end
diff --git a/src/soc/amd/picasso/chipset.cb b/src/soc/amd/picasso/chipset.cb
index 3b44d5472511..cf6de843637e 100644
--- a/src/soc/amd/picasso/chipset.cb
+++ b/src/soc/amd/picasso/chipset.cb
@@ -34,7 +34,7 @@ chip soc/amd/picasso
 			device pci 0.1 alias xgbe_0 off end
 			device pci 0.2 alias xgbe_1 off end
 		end
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 		device pci 14.6 alias sdhci off end
 		device pci 18.0 alias data_fabric_0 on ops picasso_data_fabric_ops end
diff --git a/src/soc/amd/stoneyridge/chipset_cz.cb b/src/soc/amd/stoneyridge/chipset_cz.cb
index 31b4a4db5d88..b55b7b6dd0a7 100644
--- a/src/soc/amd/stoneyridge/chipset_cz.cb
+++ b/src/soc/amd/stoneyridge/chipset_cz.cb
@@ -28,7 +28,7 @@ chip soc/amd/stoneyridge
 		device pci 10.0 alias xhci off ops stoneyridge_usb_ops end
 		device pci 11.0 alias sata off end
 		device pci 12.0 alias ehci off ops stoneyridge_usb_ops end
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 		device pci 14.7 alias sdhci off end
 		device pci 18.0 alias ht_0 on end
diff --git a/src/soc/amd/stoneyridge/chipset_st.cb b/src/soc/amd/stoneyridge/chipset_st.cb
index 3544ea82671f..743822b37270 100644
--- a/src/soc/amd/stoneyridge/chipset_st.cb
+++ b/src/soc/amd/stoneyridge/chipset_st.cb
@@ -22,7 +22,7 @@ chip soc/amd/stoneyridge
 		device pci 10.0 alias xhci off ops stoneyridge_usb_ops end
 		device pci 11.0 alias sata off end
 		device pci 12.0 alias ehci off ops stoneyridge_usb_ops end
-		device pci 14.0 alias smbus on end # primary FCH function
+		device pci 14.0 alias smbus on ops amd_smbus_ops end # primary FCH function
 		device pci 14.3 alias lpc_bridge on end
 		device pci 14.7 alias sdhci off end
 		device pci 18.0 alias ht_0 on end