linux-kernel - Re: [PATCH V3 2/4] leds: Add pm8350c support to Qualcomm LPG driver

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Date:   Tue, 22 Feb 2022 10:15:47 +0530
From:   "Satya Priya Kakitapalli (Temp)" <quic_c_skakit@...cinc.com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
CC:     Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Andy Gross <agross@...nel.org>, <mka@...omium.org>,
        <swboyd@...omium.org>, <linux-leds@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>,
        satya priya <skakit@...eaurora.org>
Subject: Re: [PATCH V3 2/4] leds: Add pm8350c support to Qualcomm LPG driver

On 2/18/2022 3:56 AM, Bjorn Andersson wrote:

> On Fri 29 Oct 04:44 PDT 2021, Satya Priya wrote:
>
>> From: satya priya <skakit@...eaurora.org>
>>
>> Add pm8350c compatible and lpg_data to the driver.
>>
>> Signed-off-by: satya priya <skakit@...eaurora.org>
> Sorry for the OCD, but I would really like for you to capitalize 's' and
> 'p' in your name.


I had corrected this in the v3-resend version.

https://patchwork.kernel.org/project/linux-arm-msm/patch/1637917920-22041-3-git-send-email-quic_c_skakit@quicinc.com/


>
>> Reviewed-by: Matthias Kaehlcke <mka@...omium.org>
>> ---
>> Changes in V2:
>>   - Added const for lpg_channel_data[] struct.
>>
>> Changes in V3:
>>   - Correct the num_channels and add respective base addresses.
>>
>>   drivers/leds/rgb/leds-qcom-lpg.c | 13 +++++++++++++
>>   1 file changed, 13 insertions(+)
>>
>> diff --git a/drivers/leds/rgb/leds-qcom-lpg.c b/drivers/leds/rgb/leds-qcom-lpg.c
>> index 45ef4ec..ad99a9b 100644
>> --- a/drivers/leds/rgb/leds-qcom-lpg.c
>> +++ b/drivers/leds/rgb/leds-qcom-lpg.c
>> @@ -1275,9 +1275,22 @@ static const struct lpg_data pm8150l_lpg_data = {
>>   	},
>>   };
>>   
>> +static const struct lpg_data pm8350c_pwm_data = {
>> +	.pwm_9bit_mask = BIT(2),
> As you might have seen in v12 I dropped pwm_9bit_mask.


Yeah, I'll drop this.


>> +
> Afaict there's a tri-channel current sink in pm8350c as well, so you
> should have:
>
>          .triled_base = 0xef00,
>
> And then associated .triled_mask in the relevant channels.


Okay, I'll add them.


> Regards,
> Bjorn
>
>> +	.num_channels = 4,
>> +	.channels = (const struct lpg_channel_data[]) {
>> +		{ .base = 0xe800 },
>> +		{ .base = 0xe900 },
>> +		{ .base = 0xea00 },
>> +		{ .base = 0xeb00 },
>> +	},
>> +};
>> +
>>   static const struct of_device_id lpg_of_table[] = {
>>   	{ .compatible = "qcom,pm8150b-lpg", .data = &pm8150b_lpg_data },
>>   	{ .compatible = "qcom,pm8150l-lpg", .data = &pm8150l_lpg_data },
>> +	{ .compatible = "qcom,pm8350c-pwm", .data = &pm8350c_pwm_data },
>>   	{ .compatible = "qcom,pm8916-pwm", .data = &pm8916_pwm_data },
>>   	{ .compatible = "qcom,pm8941-lpg", .data = &pm8941_lpg_data },
>>   	{ .compatible = "qcom,pm8994-lpg", .data = &pm8994_lpg_data },
>> -- 
>> 2.7.4
>>