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SubjectRe: [PATCH v4 2/5] mfd: syscon: add a DT property to set value width
On Tue, Nov 24, 2015 at 08:20:36AM +0000, Lee Jones wrote:
> On Mon, 23 Nov 2015, Damien Riegel wrote:
>
> > Currently syscon has a fixed configuration of 32 bits for register and
> > values widths. In some cases, it would be desirable to be able to
> > customize the value width.
> >
> > For example, certain boards (like the ones manufactured by Technologic
> > Systems) have a FPGA that is memory-mapped, but its registers are only
> > 16-bit wide.
> >
> > This patch adds an optional "bus-width" DT binding for syscon that
> > allows to change the width for the data bus (i.e. val_bits). If this
> > property is provided, it will also adjust the register stride to
> > bus-width / 8. If not provided, the default configuration is used.
> >
> > Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com>
> > ---
> > Documentation/devicetree/bindings/mfd/syscon.txt | 3 +++
> > drivers/mfd/syscon.c | 13 +++++++++++++
> > 2 files changed, 16 insertions(+)
>
> Works for me.
>
> For my own reference:
> Acked-by: Lee Jones <lee.jones@linaro.org>

This pachset requires a new version to fix something in the watchdog,
I will add your Ack in the v5.

>
> How would you like this set to be handled?
>

Not sure what you mean. Actually, I don't know how it works for such
patchset with changes across multiple subsystems. What are the options?


Damien


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