Re: [PATCH 2/3] ARM: dts: bcm2711: Update SPI nodes compatible strings

[Stefan Wahren <stefan.wahren@xxxxxxxx>]

Am 04.06.20 um 18:40 schrieb Florian Fainelli:
>
> On 6/3/2020 9:20 PM, Lukas Wunner wrote:
>> On Wed, Jun 03, 2020 at 08:46:54PM -0700, Florian Fainelli wrote:
>>> The BCM2711 SoC features 5 SPI controllers which all share the same
>>> interrupt line, the SPI driver needs to support interrupt sharing,
>>> therefore use the chip specific compatible string to help with that.
>> You're saying above that the 5 controllers all share the interrupt
>> but below you're only changing the compatible string of 4 controllers.
>>
>> So I assume spi0 still has its own interrupt and only the additional
>> 4 controllers present on the BCM2711/BCM7211 share their interrupt?
> Correct, there are 5 instances, but only the 4 that were added for 2711
> actually share the interrupt line, I will correct that in the next patch
> version.

No, all 5 instances uses the same interrupt line. Please see my comment
before.

Regards