Hi Chris,
On Wed, Jul 25, 2018 at 4:39 PM Chris Brandt <chris.brandt@xxxxxxxxxxx> wrote:
> Add R7S9210 (RZ/A2) support.
> Also describe interrupts property in more detail.
>
> Signed-off-by: Chris Brandt <chris.brandt@xxxxxxxxxxx>
> ---
> v2:
> * Add more details to interrupts property
> * Geert gave a Reviewed-by for V1, but then later said that was a
> mistake because it was missing the interrupts description, so
> I didn't include his Reviewed-by yet.
Thanks for the update!
With the below typo fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> --- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
> +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
> @@ -72,7 +73,21 @@ Required properties:
> family-specific and/or generic versions.
>
> - reg: Base address and length of the I/O registers used by the UART.
> - - interrupts: Must contain an interrupt-specifier for the SCIx interrupt.
> + - interrupts: Must contain one or more interrupt-specifiers for the SCIx.
> + If a single interrupt is expressed, then all events are
> + multiplexed into this single interrupt.
> +
> + If multiple interrupts are provided by the hardware, the order
> + in which the interrupts are listed must match order below. Note
> + that some HW interrupt events may be muxed together resulting
> + in duplicate entires.
entries
> + The interrupt order is as follows:
> + 1. Error (ERI)
> + 2. Receive buffer full (RXI)
> + 3. Transmit buffer empty (TXI)
> + 4. Break (BRI)
> + 5. Data Ready (DRI)
> + 6. Transmit End (TEI)
>
> - clocks: Must contain a phandle and clock-specifier pair for each entry
> in clock-names.
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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