diff options
author | Mario Six <mario.six@gdsys.cc> | 2018-10-04 09:00:55 +0200 |
---|---|---|
committer | Simon Glass <sjg@chromium.org> | 2018-11-14 09:16:27 -0800 |
commit | ab88bd2b6a160310953a230d4a4c334ea6a65d3b (patch) | |
tree | b13f6123ab17c212ce3713c01eb863cfd8541495 /Documentation/devicetree | |
parent | c0a2b086b22b4af3253e4e22d5a9d1e809fd1352 (diff) |
misc: Add IHS FPGA driver
Add a driver for gdsys IHS (Integrated Hardware Systems) FPGAs, which
supports initialization of the FPGA, as well as information gathering.
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mario Six <mario.six@gdsys.cc>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/misc/gdsys,iocon_fpga.txt | 19 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/misc/gdsys,iocpu_fpga.txt | 19 |
2 files changed, 38 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/misc/gdsys,iocon_fpga.txt b/Documentation/devicetree/bindings/misc/gdsys,iocon_fpga.txt new file mode 100644 index 00000000000..acd466fdc6d --- /dev/null +++ b/Documentation/devicetree/bindings/misc/gdsys,iocon_fpga.txt @@ -0,0 +1,19 @@ +gdsys IHS FPGA for CON devices + +The gdsys IHS FPGA is the main FPGA on gdsys CON devices. This driver provides +support for enabling and starting the FPGA, as well as verifying working bus +communication. + +Required properties: +- compatible: must be "gdsys,iocon_fpga" +- reset-gpios: List of GPIOs controlling the FPGA's reset +- done-gpios: List of GPIOs notifying whether the FPGA's reconfiguration is + done + +Example: + +FPGA0 { + compatible = "gdsys,iocon_fpga"; + reset-gpios = <&PPCPCA 26 0>; + done-gpios = <&GPIO_VB0 19 0>; +}; diff --git a/Documentation/devicetree/bindings/misc/gdsys,iocpu_fpga.txt b/Documentation/devicetree/bindings/misc/gdsys,iocpu_fpga.txt new file mode 100644 index 00000000000..819db22bf7d --- /dev/null +++ b/Documentation/devicetree/bindings/misc/gdsys,iocpu_fpga.txt @@ -0,0 +1,19 @@ +gdsys IHS FPGA for CPU devices + +The gdsys IHS FPGA is the main FPGA on gdsys CPU devices. This driver provides +support for enabling and starting the FPGA, as well as verifying working bus +communication. + +Required properties: +- compatible: must be "gdsys,iocpu_fpga" +- reset-gpios: List of GPIOs controlling the FPGA's reset +- done-gpios: List of GPIOs notifying whether the FPGA's reconfiguration is + done + +Example: + +FPGA0 { + compatible = "gdsys,iocpu_fpga"; + reset-gpios = <&PPCPCA 26 0>; + done-gpios = <&GPIO_VB0 19 0>; +}; |