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Re: [PATCH v9 2/7] staging: usage documentation for simple fpga bus

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  Re: [PATCH v9 2/7] staging: usage documentation for simple fpga bus Pavel Machek <pavel@denx.de> - 2015-07-23 08:50 +0200

#1190657 — Re: [PATCH v9 2/7] staging: usage documentation for simple fpga bus

On Fri 2015-07-17 10:51:12, atull@opensource.altera.com wrote:
> From: Alan Tull <atull@opensource.altera.com>
> 
> Add a document spelling out usage of the simple fpga bus.

> +The DT overlay includes bindings (documented in bindings/simple-fpga-bus.txt)
> +that specify:
> + * Which fpga manager to use

fpga->FPGA, globally.

> + * Which image file to load
> + * Flags indicating whether this this image is for full reconfiguration or
> +   partial.
> + * a list of resets that should be released.  These enable the FPGA bridges.
> + * child nodes specifying the devices that will be added with appropriate
> +   compatible strings, etc.

Either all entries in the list should start with big letter or none
should. Also . at end of line should be consistent.

> +   Sequence
> +   --------
> + 1. Load the DT overlay.  One convenient way to do that is to use Pantelis'
> +    handy configfs interface (more below).

Reader has no chance to know what Pantelis' configfs interface is, and
there's nothing below.

> + 2. The simple FPGA bus gets probed and will do the following:
> +    a. call the fpga manager core to program the FPGA
> +    b. release the FPGA bridges
> +    c. call of_platform_populate resulting in device drivers getting probed.
> +

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