Hi Marek,
On Thu, Jan 12, 2017 at 2:03 AM, Marek Vasut <marek.vasut@xxxxxxxxx> wrote:
> Add bindings for IDT VersaClock 5 5P49V5923 and 5P49V5933 chips.
> These are I2C clock generators with optional clock source from
> either XTal or dedicated clock generator and, depending on the
> model, two or more clock outputs.
>
> Signed-off-by: Marek Vasut <marek.vasut@xxxxxxxxx>
> Cc: Michael Turquette <mturquette@xxxxxxxxxxxx>
> Cc: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Rob Herring <robh@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> ---
> V2: Add mapping between the clock specifier and physical pins of the chip
> ---
> .../devicetree/bindings/clock/idt,versaclock5.txt | 65 ++++++++++++++++++++++
> 1 file changed, 65 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/idt,versaclock5.txt
>
> diff --git a/Documentation/devicetree/bindings/clock/idt,versaclock5.txt b/Documentation/devicetree/bindings/clock/idt,versaclock5.txt
> new file mode 100644
> index 000000000000..87e9c47a89a3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/idt,versaclock5.txt
> @@ -0,0 +1,65 @@
> +==Mapping between clock specifier and physical pins==
> +
> +When referencing the provided clock in the DT using phandle and
> +clock specifier, the following mapping applies:
> +
> +5P49V5923:
> + 0 -- OUT0_SEL_I2CB
> + 1 -- OUT1
> + 2 -- OUT2
> +
> +5P49V5933:
> + 0 -- OUT0_SEL_I2CB
> + 1 -- OUT1
> + 2 -- OUT4
I'm a bit puzzled by the use of "OUT4".
According to the datasheets, both '5923 and '5933 have OUT1 and OUT2.
The '5933 datasheet has a single reference to OUT4 ("The OUT1 to OUT4 clock
outputs"), but that may be a copy and paste error from a datasheet for a part
with 4 outputs.
Apart from that:
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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