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From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Sascha Hauer <sha@pengutronix.de>
Cc: barebox@lists.infradead.org, mfe@pengutronix.de, lst@pengutronix.de
Subject: Re: [PATCH master v2 4/4] ARM: i.MX8MN: assume USBOTG power domains to be powered
Date: Mon, 8 Aug 2022 16:01:47 +0200	[thread overview]
Message-ID: <27576360-aee8-eb71-13cc-913f7eb83181@pengutronix.de> (raw)
In-Reply-To: <20220808130452.GH31528@pengutronix.de>

Hi,

On 08.08.22 15:04, Sascha Hauer wrote:
> On Fri, Aug 05, 2022 at 07:42:15AM +0200, Ahmad Fatoum wrote:
>> When i.MX8MN support was first added, upstream device tree did list no
>> power domains. Now it does and we defer probe of USB indefinitely
>> because we have no power domain driver. If we need to do PCI on the
>> i.MX8MM in barebox, there'll likely be no way around importing the power
>> domain driver, but for USB which used to work, only thing we need to do
>> is ignore the new power domain specification. Do so by adding the
>> new barebox,allow-dummy property to the new known-enabled power domain.
>>
>> Fixes: b01786baa849 ("dts: update to v5.18-rc1")
>> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
>> ---
>> v1 -> v2:
>>   - no change
>> ---
>>  arch/arm/dts/imx8mn-evk.dtsi | 2 ++
>>  arch/arm/dts/imx8mn.dtsi     | 5 +++++
>>  2 files changed, 7 insertions(+)
>>  create mode 100644 arch/arm/dts/imx8mn.dtsi
>>
>> diff --git a/arch/arm/dts/imx8mn-evk.dtsi b/arch/arm/dts/imx8mn-evk.dtsi
>> index ceeb5f8b9384..aeb357007991 100644
>> --- a/arch/arm/dts/imx8mn-evk.dtsi
>> +++ b/arch/arm/dts/imx8mn-evk.dtsi
>> @@ -4,6 +4,8 @@
>>   * Copyright (C) 2017 Pengutronix, Lucas Stach <kernel@pengutronix.de>
>>   */
>>  
>> +#include "imx8mn.dtsi"
>> +
>>  / {
>>  	chosen {
>>  		environment-sd {
> 
> This file doesn't exist in master.

I just sent out v3. On merging next, you'll get a conflict
which can be resolved by deleteing imx8mn-evk.dts and sticking
#include "imx8mn.dtsi" into the new imx8mn-evk.dtsi.

Thanks,
Ahmad

> 
> Sascha
> 


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      reply	other threads:[~2022-08-08 14:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-05  5:42 [PATCH master v2 1/4] soc: imx: gpcv2: associate PGC device tree node with platform device Ahmad Fatoum
2022-08-05  5:42 ` [PATCH master v2 2/4] drivers: power: ignore power domains with barebox,allow-dummy Ahmad Fatoum
2022-08-05  5:42 ` [PATCH master v2 3/4] ARM: i.MX8MM: assume USBOTG power domains to be powered Ahmad Fatoum
2022-08-05  5:42 ` [PATCH master v2 4/4] ARM: i.MX8MN: " Ahmad Fatoum
2022-08-08 13:04   ` Sascha Hauer
2022-08-08 14:01     ` Ahmad Fatoum [this message]

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