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Message-Id: <20210608162340.3010204-4-trix@redhat.com>
Date: Tue, 8 Jun 2021 09:23:35 -0700
From: trix@...hat.com
To: hao.wu@...el.com, mdf@...nel.org, corbet@....net,
michal.simek@...inx.com, gregkh@...uxfoundation.org,
dinguyen@...nel.org, krzysztof.kozlowski@...onical.com,
nava.manne@...inx.com, yilun.xu@...el.com, davidgow@...gle.com,
fpacheco@...hat.com, richard.gong@...el.com, luca@...aceresoli.net
Cc: linux-fpga@...r.kernel.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
Tom Rix <trix@...hat.com>
Subject: [PATCH 2/7] fpga: xilinx: reorganize to subdir layout
From: Tom Rix <trix@...hat.com>
Create a xilinx/ subdir
Move xilinx-* and zynq* files to it.
Add a Kconfig and Makefile
Signed-off-by: Tom Rix <trix@...hat.com>
---
drivers/fpga/Kconfig | 40 +---------------
drivers/fpga/Makefile | 5 +-
drivers/fpga/xilinx/Kconfig | 48 +++++++++++++++++++
drivers/fpga/xilinx/Makefile | 8 ++++
.../fpga/{ => xilinx}/xilinx-pr-decoupler.c | 0
drivers/fpga/{ => xilinx}/xilinx-spi.c | 0
drivers/fpga/{ => xilinx}/zynq-fpga.c | 0
drivers/fpga/{ => xilinx}/zynqmp-fpga.c | 0
8 files changed, 58 insertions(+), 43 deletions(-)
create mode 100644 drivers/fpga/xilinx/Kconfig
create mode 100644 drivers/fpga/xilinx/Makefile
rename drivers/fpga/{ => xilinx}/xilinx-pr-decoupler.c (100%)
rename drivers/fpga/{ => xilinx}/xilinx-spi.c (100%)
rename drivers/fpga/{ => xilinx}/zynq-fpga.c (100%)
rename drivers/fpga/{ => xilinx}/zynqmp-fpga.c (100%)
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig
index c427b25cc6f7e..657703b41b06e 100644
--- a/drivers/fpga/Kconfig
+++ b/drivers/fpga/Kconfig
@@ -52,25 +52,12 @@ config FPGA_MGR_ALTERA_CVP
FPGA manager driver support for Arria-V, Cyclone-V, Stratix-V,
Arria 10 and Stratix10 Altera FPGAs using the CvP interface over PCIe.
-config FPGA_MGR_ZYNQ_FPGA
- tristate "Xilinx Zynq FPGA"
- depends on ARCH_ZYNQ || COMPILE_TEST
- help
- FPGA manager driver support for Xilinx Zynq FPGAs.
-
config FPGA_MGR_STRATIX10_SOC
tristate "Intel Stratix10 SoC FPGA Manager"
depends on (ARCH_INTEL_SOCFPGA && INTEL_STRATIX10_SERVICE)
help
FPGA manager driver support for the Intel Stratix10 SoC.
-config FPGA_MGR_XILINX_SPI
- tristate "Xilinx Configuration over Slave Serial (SPI)"
- depends on SPI
- help
- FPGA manager driver support for Xilinx FPGA configuration
- over slave serial interface.
-
config FPGA_MGR_ICE40_SPI
tristate "Lattice iCE40 SPI"
depends on OF && SPI
@@ -113,23 +100,6 @@ config ALTERA_FREEZE_BRIDGE
isolate one region of the FPGA from the busses while that
region is being reprogrammed.
-config XILINX_PR_DECOUPLER
- tristate "Xilinx LogiCORE PR Decoupler"
- depends on FPGA_BRIDGE
- depends on HAS_IOMEM
- help
- Say Y to enable drivers for Xilinx LogiCORE PR Decoupler
- or Xilinx Dynamic Function eXchnage AIX Shutdown Manager.
- The PR Decoupler exists in the FPGA fabric to isolate one
- region of the FPGA from the busses while that region is
- being reprogrammed during partial reconfig.
- The Dynamic Function eXchange AXI shutdown manager prevents
- AXI traffic from passing through the bridge. The controller
- safely handles AXI4MM and AXI4-Lite interfaces on a
- Reconfigurable Partition when it is undergoing dynamic
- reconfiguration, preventing the system deadlock that can
- occur if AXI transactions are interrupted by DFX.
-
config FPGA_REGION
tristate "FPGA Region"
depends on FPGA_BRIDGE
@@ -146,14 +116,6 @@ config OF_FPGA_REGION
overlay.
source "drivers/fpga/dfl/Kconfig"
-
-config FPGA_MGR_ZYNQMP_FPGA
- tristate "Xilinx ZynqMP FPGA"
- depends on ZYNQMP_FIRMWARE || (!ZYNQMP_FIRMWARE && COMPILE_TEST)
- help
- FPGA manager driver support for Xilinx ZynqMP FPGAs.
- This driver uses the processor configuration port(PCAP)
- to configure the programmable logic(PL) through PS
- on ZynqMP SoC.
+source "drivers/fpga/xilinx/Kconfig"
endif # FPGA
diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile
index bda74e54ce390..0868c7c4264d8 100644
--- a/drivers/fpga/Makefile
+++ b/drivers/fpga/Makefile
@@ -15,9 +15,6 @@ obj-$(CONFIG_FPGA_MGR_SOCFPGA) += socfpga.o
obj-$(CONFIG_FPGA_MGR_SOCFPGA_A10) += socfpga-a10.o
obj-$(CONFIG_FPGA_MGR_STRATIX10_SOC) += stratix10-soc.o
obj-$(CONFIG_FPGA_MGR_TS73XX) += ts73xx-fpga.o
-obj-$(CONFIG_FPGA_MGR_XILINX_SPI) += xilinx-spi.o
-obj-$(CONFIG_FPGA_MGR_ZYNQ_FPGA) += zynq-fpga.o
-obj-$(CONFIG_FPGA_MGR_ZYNQMP_FPGA) += zynqmp-fpga.o
obj-$(CONFIG_ALTERA_PR_IP_CORE) += altera-pr-ip-core.o
obj-$(CONFIG_ALTERA_PR_IP_CORE_PLAT) += altera-pr-ip-core-plat.o
@@ -25,10 +22,10 @@ obj-$(CONFIG_ALTERA_PR_IP_CORE_PLAT) += altera-pr-ip-core-plat.o
obj-$(CONFIG_FPGA_BRIDGE) += fpga-bridge.o
obj-$(CONFIG_SOCFPGA_FPGA_BRIDGE) += altera-hps2fpga.o altera-fpga2sdram.o
obj-$(CONFIG_ALTERA_FREEZE_BRIDGE) += altera-freeze-bridge.o
-obj-$(CONFIG_XILINX_PR_DECOUPLER) += xilinx-pr-decoupler.o
# High Level Interfaces
obj-$(CONFIG_FPGA_REGION) += fpga-region.o
obj-$(CONFIG_OF_FPGA_REGION) += of-fpga-region.o
obj-$(CONFIG_FPGA_DFL) += dfl/
+obj-$(CONFIG_FPGA_XILINX) += xilinx/
diff --git a/drivers/fpga/xilinx/Kconfig b/drivers/fpga/xilinx/Kconfig
new file mode 100644
index 0000000000000..1ef0b6a34ae0c
--- /dev/null
+++ b/drivers/fpga/xilinx/Kconfig
@@ -0,0 +1,48 @@
+config FPGA_XILINX
+ bool "Xilinx Devices"
+ default y
+ help
+ If you have a xilinx fpga, say Y.
+
+if FPGA_XILINX
+
+config FPGA_MGR_ZYNQ_FPGA
+ tristate "Xilinx Zynq FPGA"
+ depends on ARCH_ZYNQ || COMPILE_TEST
+ help
+ FPGA manager driver support for Xilinx Zynq FPGAs.
+
+config FPGA_MGR_ZYNQMP_FPGA
+ tristate "Xilinx ZynqMP FPGA"
+ depends on ZYNQMP_FIRMWARE || (!ZYNQMP_FIRMWARE && COMPILE_TEST)
+ help
+ FPGA manager driver support for Xilinx ZynqMP FPGAs.
+ This driver uses the processor configuration port(PCAP)
+ to configure the programmable logic(PL) through PS
+ on ZynqMP SoC.
+
+config XILINX_PR_DECOUPLER
+ tristate "Xilinx LogiCORE PR Decoupler"
+ depends on FPGA_BRIDGE
+ depends on HAS_IOMEM
+ help
+ Say Y to enable drivers for Xilinx LogiCORE PR Decoupler
+ or Xilinx Dynamic Function eXchnage AIX Shutdown Manager.
+ The PR Decoupler exists in the FPGA fabric to isolate one
+ region of the FPGA from the busses while that region is
+ being reprogrammed during partial reconfig.
+ The Dynamic Function eXchange AXI shutdown manager prevents
+ AXI traffic from passing through the bridge. The controller
+ safely handles AXI4MM and AXI4-Lite interfaces on a
+ Reconfigurable Partition when it is undergoing dynamic
+ reconfiguration, preventing the system deadlock that can
+ occur if AXI transactions are interrupted by DFX.
+
+config FPGA_MGR_XILINX_SPI
+ tristate "Xilinx Configuration over Slave Serial (SPI)"
+ depends on SPI
+ help
+ FPGA manager driver support for Xilinx FPGA configuration
+ over slave serial interface.
+
+endif #FPGA_XILINX
diff --git a/drivers/fpga/xilinx/Makefile b/drivers/fpga/xilinx/Makefile
new file mode 100644
index 0000000000000..7bb7543412790
--- /dev/null
+++ b/drivers/fpga/xilinx/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-$(CONFIG_XILINX_PR_DECOUPLER) += xilinx-pr-decoupler.o
+obj-$(CONFIG_FPGA_MGR_XILINX_SPI) += xilinx-spi.o
+obj-$(CONFIG_FPGA_MGR_ZYNQ_FPGA) += zynq-fpga.o
+obj-$(CONFIG_FPGA_MGR_ZYNQMP_FPGA) += zynqmp-fpga.o
+
+
diff --git a/drivers/fpga/xilinx-pr-decoupler.c b/drivers/fpga/xilinx/xilinx-pr-decoupler.c
similarity index 100%
rename from drivers/fpga/xilinx-pr-decoupler.c
rename to drivers/fpga/xilinx/xilinx-pr-decoupler.c
diff --git a/drivers/fpga/xilinx-spi.c b/drivers/fpga/xilinx/xilinx-spi.c
similarity index 100%
rename from drivers/fpga/xilinx-spi.c
rename to drivers/fpga/xilinx/xilinx-spi.c
diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/xilinx/zynq-fpga.c
similarity index 100%
rename from drivers/fpga/zynq-fpga.c
rename to drivers/fpga/xilinx/zynq-fpga.c
diff --git a/drivers/fpga/zynqmp-fpga.c b/drivers/fpga/xilinx/zynqmp-fpga.c
similarity index 100%
rename from drivers/fpga/zynqmp-fpga.c
rename to drivers/fpga/xilinx/zynqmp-fpga.c
--
2.26.3
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