[PATCH 1/2] ARM: dts: imx6ull-dhcor-maveo-box: Remove unused SPI device
Marek Vasut
marex at nabladev.com
Thu Oct 22 04:34:24 PDT 2026
On 10/22/26 12:58 PM, Christoph Niedermaier wrote:
Hello Christoph,
>>>>>>> --- a/arch/arm/boot/dts/nxp/imx/imx6ull-dhcor-maveo-box.dts
>>>>>>> +++ b/arch/arm/boot/dts/nxp/imx/imx6ull-dhcor-maveo-box.dts
>>>>>>> @@ -60,14 +60,6 @@ &ecspi4 {
>>>>>>> pinctrl-0 = <&pinctrl_ecspi4>;
>>>>>>> pinctrl-names = "default";
>>>>>>> status = "okay";
>>>>>>
>>>>>> Drop "status = "okay"" too , since this controller will be unused ?
>>>>>
>>>>> you can instantiate a new device on the SPI bus from userspace. up to
>>>>> you, but if I was a user I would appreciate to have it enabled.
>>>> Good point -- Christoph, is this the (use)case here , can the user do that?
>>>
>>> I don't think that's the case, since there isn't currently an SPI device
>>> connected to this interface. Nevertheless, I'd be interested to know how
>>> to instantiate a new device from user space.
>>
>> Documentation/spi/instantiating-devices.rst
>
> This is a relatively new document, I haven't seen it yet. Thank you very much.
>
> I'm now leaning toward leaving the interface set to “okay” so that the existing
> SPI pins on X10 connector can easily accessed in the future.
If you connect anything more complex than a simple device, you would
anyway need a DT overlay for this.
> @Marek: If you insist, I can also remove the status line.
Either way is fine by me, but consider the above.
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