drivers: pcie: add brcmstb pcie controller driver

Lahyllas · kartben · commit 5edfd026912b · 2025-01-08T21:03:03.000+01:00
Add PCIe controller driver for brcmstb, required by Raspberry Pi 5.

Signed-off-by: Junho Lee &lt;junho@tsnlab.com&gt;
diff --git a/drivers/pcie/CMakeLists.txt b/drivers/pcie/CMakeLists.txt
@@ -1,2 +1,3 @@
 add_subdirectory_ifdef(CONFIG_PCIE host)
 add_subdirectory_ifdef(CONFIG_PCIE_ENDPOINT endpoint)
+add_subdirectory_ifdef(CONFIG_PCIE_CONTROLLER controller)
diff --git a/drivers/pcie/Kconfig b/drivers/pcie/Kconfig
@@ -2,3 +2,4 @@
 
 source "drivers/pcie/host/Kconfig"
 source "drivers/pcie/endpoint/Kconfig"
+source "drivers/pcie/controller/Kconfig"
diff --git a/drivers/pcie/controller/CMakeLists.txt b/drivers/pcie/controller/CMakeLists.txt
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_library()
+
+zephyr_library_sources_ifdef(CONFIG_PCIE_BRCMSTB pcie_brcmstb.c)
diff --git a/drivers/pcie/controller/Kconfig b/drivers/pcie/controller/Kconfig
@@ -0,0 +1,10 @@
+# PCIe controller configuration options
+
+# Copyright 2024 TSN Lab, Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+if PCIE_CONTROLLER
+
+source "drivers/pcie/controller/Kconfig.brcmstb"
+
+endif # PCIE_CONTROLLER
diff --git a/drivers/pcie/controller/Kconfig.brcmstb b/drivers/pcie/controller/Kconfig.brcmstb
@@ -0,0 +1,9 @@
+# Copyright (c) 2024 Junho Lee <junho@tsnlab.com>
+# SPDX-License-Identifier: Apache-2.0
+
+config PCIE_BRCMSTB
+	bool "Broadcom Set-top box SoC PCIe Driver"
+	default y
+	depends on DT_HAS_BRCM_BRCMSTB_PCIE_ENABLED
+	help
+	  Enable Driver for Broadcom Set-top box SoC PCIe controllers.
diff --git a/drivers/pcie/controller/pcie_brcmstb.c b/drivers/pcie/controller/pcie_brcmstb.c
diff --git a/dts/bindings/pcie/controller/brcm,brcmstb-pcie.yaml b/dts/bindings/pcie/controller/brcm,brcmstb-pcie.yaml

Original file line number	Diff line number	Diff line change
`@@ -1,2 +1,3 @@`
`1`	`1`	`add_subdirectory_ifdef(CONFIG_PCIE host)`
`2`	`2`	`add_subdirectory_ifdef(CONFIG_PCIE_ENDPOINT endpoint)`
	`3`	`+add_subdirectory_ifdef(CONFIG_PCIE_CONTROLLER controller)`
Original file line number	Diff line number	Diff line change
`@@ -2,3 +2,4 @@`
`2`	`2`
`3`	`3`	`source "drivers/pcie/host/Kconfig"`
`4`	`4`	`source "drivers/pcie/endpoint/Kconfig"`
	`5`	`+source "drivers/pcie/controller/Kconfig"`