[PATCH 3/3] arm: dts: Added ocotp support for i.MX6UL

Daniel Schultz d.schultz at phytec.de
Thu Dec 8 01:32:19 PST 2016



Am 30.11.2016 um 17:38 schrieb Andrey Smirnov:
> On Wed, Nov 30, 2016 at 3:10 AM, Daniel Schultz <d.schultz at phytec.de> wrote:
>> Ocotp is available for the iMX6(q|sx|sl) SoCs. This patch will extend the
>> iMX6ul DT from the mainline kernel to support the ocotp driver on the
>> iMX6ul SoC.
>>
>> Signed-off-by: Daniel Schultz <d.schultz at phytec.de>
>> ---
>>   arch/arm/dts/imx6ul-phytec-phycore-som.dts |  1 +
>>   arch/arm/dts/imx6ul.dtsi                   | 20 ++++++++++++++++++++
>>   2 files changed, 21 insertions(+)
>>   create mode 100644 arch/arm/dts/imx6ul.dtsi
>>
>> diff --git a/arch/arm/dts/imx6ul-phytec-phycore-som.dts b/arch/arm/dts/imx6ul-phytec-phycore-som.dts
>> index be4556a..285ea62 100644
>> --- a/arch/arm/dts/imx6ul-phytec-phycore-som.dts
>> +++ b/arch/arm/dts/imx6ul-phytec-phycore-som.dts
>> @@ -13,6 +13,7 @@
>>   /dts-v1/;
>>
>>   #include <arm/imx6ul.dtsi>
>> +#include "imx6ul.dtsi"
>>
>>   / {
>>          model = "Phytec phyCORE-i.MX6 Ultra Lite SOM";
>> diff --git a/arch/arm/dts/imx6ul.dtsi b/arch/arm/dts/imx6ul.dtsi
>> new file mode 100644
>> index 0000000..2e02d27
>> --- /dev/null
>> +++ b/arch/arm/dts/imx6ul.dtsi
>> @@ -0,0 +1,20 @@
>> +/*
>> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH
>> + * Author: Daniel Schultz <d.schultz at phytec.de>
>> + *
>> + * The code contained herein is licensed under the GNU General Public
>> + * License. You may obtain a copy of the GNU General Public License
>> + * Version 2 or later at the following locations:
>> + *
>> + * http://www.opensource.org/licenses/gpl-license.html
>> + * http://www.gnu.org/copyleft/gpl.html
>> + */
>> +
>> +&aips2 {
>> +       ocotp: ocotp-ctrl at 21bc000 {
>> +               compatible = "fsl,imx6ul-ocotp";
>> +               reg = <0x021bc000 0x4000>;
>> +               clocks = <&clks IMX6UL_CLK_OCOTP>;
>
> Just as my two cents, I'd say that all of the above (that is
> instantiation of OCOT on AIPS2) should go via Linux kernel and trickle
> down via syncing with its .dts tree (<arm/imx6ul.dtsi> in particular).
> At least that's what I had to do for OCOTP in Vybrid. Although your
> case might be more complicated since there are no bindings for
> "fsl,imx6ul-ocotp" upstream, so take this with a grain of salt
>
Hi Andrey,

thanks, that's way better. I have sent a patch to the mainline kernel 
with this change. Sascha Hauer got a notification, so when it apply he 
can remove the patch.

-- 
Mit freundlichen Grüßen,
With best regards,
   Daniel Schultz

> Cheers,
> Andrey
>



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