From: kgunda@codeaurora.org
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: jingoohan1@gmail.com, lee.jones@linaro.org,
b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org,
daniel.thompson@linaro.org, jacek.anaszewski@gmail.com,
pavel@ucw.cz, robh+dt@kernel.org, mark.rutland@arm.com,
linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-arm-msm-owner@vger.kernel.org
Subject: Re: [PATCH V4 3/8] backlight: qcom-wled: Add new properties for PMI8998
Date: Thu, 16 Aug 2018 10:53:11 +0530 [thread overview]
Message-ID: <897ab82c450bff71658c1fa32e7e6021@codeaurora.org> (raw)
In-Reply-To: <20180807052355.GA23866@tuxbook-pro>
On 2018-08-07 10:53, Bjorn Andersson wrote:
> On Mon 09 Jul 03:22 PDT 2018, Kiran Gunda wrote:
>> diff --git
>> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
>> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> [..]
>> - qcom,num-strings
>> Usage: optional
>> Value type: <u32>
>> Definition: #; number of led strings attached;
>> - value from 1 to 3. default: 2
>> - This property is supported only for PM8941.
>> + value: For PM8941 from 1 to 3.
>> + For PMI8998 from 1 to 4.
> [..]
>> +- qcom,enabled-strings
>> + Usage: optional
>> + Value tyoe: <u32 array>
>> + Definition: Array of the WLED strings numbered from 0 to 3. Each
>> + string of leds are operated individually. Specify the
>> + list of strings used by the device. Any combination of
>> + led strings can be used.
> [..]
>>
>> Example:
>>
>> @@ -99,4 +146,5 @@ pm8941-wled@d800 {
>> qcom,switching-freq = <1600>;
>> qcom,ovp = <29>;
>> qcom,num-strings = <2>;
>> + qcom,enabled-strings = <0x00 0x01>;
>
> Nit. I would assume that specifying qcom,num-strings = <2> implies that
> the first 2 strings are used, so one would not also specify
> qcom,enabled-strings.
>
Thanks Bjorn for reviewing the series !
"qcom,enabled-strings" need be specified along with the
"qcom,num-strings".
Because the enabled-strings can be <0, 2> or <0, 3 > also. The driver
picks the string
configuration from the enabled-strings array and enable only those
current-sinks.
> (And you should use decimal for natural numbers)
>
I will modify it in next series.
>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>
> Regards,
> Bjorn
> --
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next prev parent reply other threads:[~2018-08-16 5:23 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-09 10:22 [PATCH V4 0/8] backlight: qcom-wled: Support for QCOM wled driver Kiran Gunda
2018-07-09 10:22 ` [PATCH V4 1/8] backlight: qcom-wled: Rename pm8941-wled.c to qcom-wled.c Kiran Gunda
2018-07-09 10:22 ` [PATCH V4 2/8] backlight: qcom-wled: restructure the qcom-wled bindings Kiran Gunda
2018-07-09 10:22 ` [PATCH V4 3/8] backlight: qcom-wled: Add new properties for PMI8998 Kiran Gunda
2018-07-11 15:12 ` Rob Herring
2018-07-20 13:15 ` Daniel Thompson
2018-08-07 5:23 ` Bjorn Andersson
2018-08-16 5:23 ` kgunda [this message]
2018-09-03 18:55 ` Bjorn Andersson
2018-09-26 5:31 ` kgunda
2018-07-09 10:22 ` [PATCH V4 4/8] backlight: qcom-wled: Rename PM8941* to WLED3 Kiran Gunda
2018-07-20 13:23 ` Daniel Thompson
2018-07-23 5:55 ` kgunda
2018-08-07 5:41 ` Bjorn Andersson
2018-08-16 5:30 ` kgunda
2018-07-09 10:22 ` [PATCH V4 5/8] backlight: qcom-wled: Restructure the driver for WLED3 Kiran Gunda
2018-07-20 13:40 ` Daniel Thompson
2018-08-07 5:37 ` Bjorn Andersson
2018-08-16 5:28 ` kgunda
2018-07-09 10:22 ` [PATCH V4 6/8] backlight: qcom-wled: Add support for WLED4 peripheral Kiran Gunda
2018-07-20 13:47 ` Daniel Thompson
2018-07-20 21:21 ` Pavel Machek
2018-07-23 6:16 ` kgunda
2018-08-07 5:45 ` Bjorn Andersson
2018-07-09 10:22 ` [PATCH V4 7/8] backlight: qcom-wled: add support for short circuit handling Kiran Gunda
2018-07-20 14:07 ` Daniel Thompson
2018-07-23 6:05 ` kgunda
2018-07-09 10:22 ` [PATCH V4 8/8] backlight: qcom-wled: Add auto string detection logic Kiran Gunda
2018-08-07 6:32 ` Bjorn Andersson
2018-08-16 5:33 ` kgunda
2018-08-03 7:19 ` [PATCH V4 0/8] backlight: qcom-wled: Support for QCOM wled driver kgunda
2018-08-03 7:45 ` Daniel Thompson
2018-08-06 10:58 ` kgunda
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