From: Grant Likely <grant.likely@secretlab.ca>
To: Jamie Iles <jamie@jamieiles.com>
Cc: linux-serial@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCHv2 1/2] dt: document the of_serial bindings
Date: Thu, 23 Jun 2011 08:56:18 -0600 [thread overview]
Message-ID: <BANLkTinHFTEkLKo-__km5dRn6bXeJBZzzA@mail.gmail.com> (raw)
In-Reply-To: <BANLkTim_=xToTYjATh8Z_ji3muMy3dXj0Q@mail.gmail.com>
On Thu, Jun 23, 2011 at 8:55 AM, Grant Likely <grant.likely@secretlab.ca> wrote:
> On Thu, Jun 23, 2011 at 8:08 AM, Jamie Iles <jamie@jamieiles.com> wrote:
>> The of_serial bindings can be used to register a number of serial
>> devices. Document this binding with all of the others.
>>
>> Cc: Grant Likely <grant.likely@secretlab.ca>
>> Cc: Arnd Bergmann <arnd@arndb.de>
>> Signed-off-by: Jamie Iles <jamie@jamieiles.com>
>> ---
>> .../devicetree/bindings/tty/serial/of-serial.txt | 34 ++++++++++++++++++++
>> 1 files changed, 34 insertions(+), 0 deletions(-)
>> create mode 100644 Documentation/devicetree/bindings/tty/serial/of-serial.txt
>>
>> diff --git a/Documentation/devicetree/bindings/tty/serial/of-serial.txt b/Documentation/devicetree/bindings/tty/serial/of-serial.txt
>> new file mode 100644
>> index 0000000..b0c52c2
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/tty/serial/of-serial.txt
>> @@ -0,0 +1,34 @@
>> +* UART (Universal Asynchronous Receiver/Transmitter)
>> +
>> +Required properties:
>> +- compatible : one of:
>> + - "ns8250"
>> + - "ns16450"
>> + - "ns16550a"
>> + - "ns16550"
>> + - "ns16750"
>> + - "ns16850"
>> + - "nvidia,tegra250-uart"
>> + - "ibm,qpace-nwp-serial"
>> + - "serial" if the port type is unknown.
>> +- reg : offset and length of the register set for the device.
>> +- interrupts : should contain uart interrupt.
>> +- clock-frequency : the input clock frequency for the UART.
>> +
>> +Optional properties:
>> +- current-speed : the current active speed of the UART.
>> +- reg-offset : offset to apply to the mapbase from the start of the registers.
>> +- reg-shift : quantity to shift the register offsets by.
>> +- used-by-rtas : set to indicate that the port is in use by the firmware and
>> + should not be registered.
>> +
>> +Example:
>> +
>> + uart@80230000 {
>> + compatible = "ns8250";
>> + device-type = "serial";
>
> Drop device-type. Otherwise looks good.
Although the used-by-rtas description should probably mention
specifically that it is used by OpenFirmware RTAS.
g.
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2011-06-23 14:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-23 14:08 [PATCHv2 1/2] dt: document the of_serial bindings Jamie Iles
2011-06-23 14:08 ` [PATCHv2 2/2] tty: of_serial: support for 32 bit accesses Jamie Iles
2011-06-23 14:55 ` [PATCHv2 1/2] dt: document the of_serial bindings Grant Likely
2011-06-23 14:56 ` Grant Likely [this message]
2011-06-23 14:57 ` Grant Likely
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=BANLkTinHFTEkLKo-__km5dRn6bXeJBZzzA@mail.gmail.com \
--to=grant.likely@secretlab.ca \
--cc=arnd@arndb.de \
--cc=jamie@jamieiles.com \
--cc=linux-serial@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).