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From: Jishnu Prakash <jishnu.prakash@oss.qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>,
	Lee Jones <lee@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Guru Das Srinagesh <linux@gurudas.dev>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, mfd@lists.linux.dev,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Dhruvin Rajpura <drajpura@qti.qualcomm.com>,
	Nihal Kumar Gupta <nihal.gupta@oss.qualcomm.com>,
	Kamal Wadhwa <kamal.wadhwa@oss.qualcomm.com>,
	Oleg Keri <okerixx@gmail.com>
Subject: Re: [PATCH 4/6] mfd: qcom-pm8008: Add PM8010 support
Date: Wed, 23 Sep 2026 15:48:15 +0530	[thread overview]
Message-ID: <49dfb307-8d12-4008-8e1d-63d35ffb50b3@oss.qualcomm.com> (raw)
In-Reply-To: <90d203ad-525c-44dc-83d6-1548b42c131d@oss.qualcomm.com>

On 9/21/2026 7:03 PM, Konrad Dybcio wrote:
> On 9/18/26 6:42 PM, Jishnu Prakash wrote:

...

>>
>> diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c
>> index 60204cc9a2dc..ed656f0d6df2 100644
>> --- a/drivers/mfd/qcom-pm8008.c
>> +++ b/drivers/mfd/qcom-pm8008.c
>> @@ -34,6 +34,7 @@ enum {
>>  	PM8008_GPIO1,
>>  	PM8008_GPIO2,
>>  	PM8008_NUM_PERIPHS,
>> +	PM8010_NUM_PERIPHS = 2,
>>  };
> 
> diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c
> index 8408d045e754..84c2d50545af 100644
> --- a/drivers/mfd/qcom-pm8008.c
> +++ b/drivers/mfd/qcom-pm8008.c
> @@ -35,7 +35,9 @@
>  enum {
>         PM8008_MISC,
>         PM8008_TEMP_ALARM,
> -       PM8008_GPIO1,
> +       /* The GPIOs on PM8010 are fixed-function */
> +       PM8010_NUM_PERIPHS,
> +       PM8008_GPIO1 = PM8010_NUM_PERIPHS,
>         PM8008_GPIO2,
>         PM8008_NUM_PERIPHS,
> 
> 
> or drop the GPIO support altogether, if we conclude that they are
> fixed-function on PM8008 too (I couldn't find clear info)
> 

Hi Konrad,

From what I could see in the relevant HW documents, the GPIO
functions are fixed on both PM8008 and PM8010, so it would
be best to drop it from the driver. I can a separate fix
change for this.

Do you think we also need to make binding and DT changes
for dropping this GPIO support?

Thanks,
Jishnu

> Konrad


  reply	other threads:[~2026-09-23 10:18 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-18 16:42 [PATCH 0/6] mfd: qcom-pm8008: Add support for PM8010 over I2C Jishnu Prakash
2026-09-18 16:42 ` [PATCH 1/6] dt-bindings: mfd: pm8008: Add qcom,pm8010-i2c compatible Jishnu Prakash
2026-09-18 16:42 ` [PATCH 2/6] regulator: pm8008: Add PM8010 support Jishnu Prakash
2026-09-18 16:42 ` [PATCH 3/6] regulator: qcom-pm8008: Add PM8010 mode support Jishnu Prakash
2026-09-18 16:42 ` [PATCH 4/6] mfd: qcom-pm8008: Add PM8010 support Jishnu Prakash
2026-09-21 13:33   ` Konrad Dybcio
2026-09-23 10:18     ` Jishnu Prakash [this message]
2026-09-18 16:42 ` [PATCH 5/6] dt-bindings: mfd: pm8008: Make interrupts optional Jishnu Prakash
2026-09-18 16:42 ` [PATCH 6/6] mfd: qcom-pm8008: Tolerate missing interrupt Jishnu Prakash
2026-09-19 13:01 ` [PATCH 0/6] mfd: qcom-pm8008: Add support for PM8010 over I2C Oleg Keri

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