linux-kernel - Re: [3/3] ARM: da850: Add ti, da830-uart compatible for serial ports

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Date:   Mon, 2 Jan 2017 13:36:40 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     Franklin S Cooper Jr <fcooper@...com>,
        David Lechner <david@...hnology.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
CC:     <devicetree@...r.kernel.org>, Axel Haslam <ahaslam@...libre.com>,
        Kevin Hilman <khilman@...nel.org>,
        <linux-kernel@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Alexandre Bailon <abailon@...libre.com>,
        <linux-serial@...r.kernel.org>, Jiri Slaby <jslaby@...e.com>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [3/3] ARM: da850: Add ti, da830-uart compatible for serial ports

On Thursday 22 December 2016 09:36 PM, Franklin S Cooper Jr wrote:
> 
> 
> On 12/20/2016 02:23 PM, David Lechner wrote:
>> TI DA8xx/OMAPL13x/AM17xx/AM18xx SoCs have extra UART registers beyond
> 
> Similar comment about adding Keystone SoCs to the list of SoCs.
> 
>> the standard 8250 registers, so we need a new compatible string to
>> indicate this. Also, at least one of these registers uses the full 32
>> bits, so we need to specify reg-io-width in addition to reg-shift.
>>
>> "ns16550a" is left in the compatible specification since it does work
>> as long as the bootloader configures the SoC UART power management
>> registers.
>>
>> Signed-off-by: David Lechner <david@...hnology.com>
>> ---
>>  arch/arm/boot/dts/da850.dtsi | 9 ++++++---
> 
> Similar changes should be made to the various Keystone dtsi files.

That will be a different patch though since the two changes will go
through different trees. And I strongly suspect David does not have
access to a keystone board. So it will have to be done by someone at TI.

Thanks,
Sekhar