From: sibis@codeaurora.org
To: Matthias Kaehlcke <mka@chromium.org>
Cc: bjorn.andersson@linaro.org, p.zabel@pengutronix.de,
robh+dt@kernel.org, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
ohad@wizery.com, mark.rutland@arm.com, sricharan@codeaurora.org,
akdwived@codeaurora.org, linux-arm-msm@vger.kernel.org,
tsoni@codeaurora.org
Subject: Re: [PATCH v2 1/6] dt-bindings: reset: Add PDC Global binding for SDM845 SoCs
Date: Tue, 28 Aug 2018 11:38:26 +0530 [thread overview]
Message-ID: <c675b609fcd0d243e4db2e6637c70902@codeaurora.org> (raw)
In-Reply-To: <20180828003823.GY160295@google.com>
Hi Matthias,
Thanks for the review
On 2018-08-28 06:08, Matthias Kaehlcke wrote:
> Hi Sibi,
>
> On Fri, Aug 24, 2018 at 06:48:55PM +0530, Sibi Sankar wrote:
>> Add PDC Global(Power Domain Controller) binding for SDM845 SoCs.
>
> nit: missing blank before the opening parenthesis.
>
Will fix it
>>
>> Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
>> ---
>> .../bindings/reset/qcom,pdc-global.txt | 52
>> +++++++++++++++++++
>> include/dt-bindings/reset/qcom,sdm845-pdc.h | 20 +++++++
>> 2 files changed, 72 insertions(+)
>> create mode 100644
>> Documentation/devicetree/bindings/reset/qcom,pdc-global.txt
>> create mode 100644 include/dt-bindings/reset/qcom,sdm845-pdc.h
>>
>> diff --git
>> a/Documentation/devicetree/bindings/reset/qcom,pdc-global.txt
>> b/Documentation/devicetree/bindings/reset/qcom,pdc-global.txt
>> new file mode 100644
>> index 000000000000..69f9edca9503
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/reset/qcom,pdc-global.txt
>> @@ -0,0 +1,52 @@
>> +PDC Global
>> +======================================
>> +
>> +This binding describes a reset-controller found on PDC-Global(Power
>> Domain
>> +Controller) block for Qualcomm Technologies Inc SDM845 SoCs.
>
> Are there other PDC reset controllers that aren't 'global'? Otherwise
> I'd suggest to use 'pdc-reset' instead of 'pdc-global', which is more
> specific and in line with the name of the driver added by this series.
> Or something like 'pdc-reset-global/main' if there are other
> controllers?
>
These are the only reset lines found in the pdc-global register space.
But as
explained by Bjorn, wouldn't it be better to leave it as such since
pdc-global
best describes the hardware without being limited by the current
functionality
it is being used for?
>> +Required properties:
>> +- compatible:
>> + Usage: required
>> + Value type: <string>
>> + Definition: must be:
>> + "qcom,sdm845-pdc-global"
>> +
>> +- reg:
>> + Usage: required
>> + Value type: <prop-encoded-array>
>> + Definition: must specify the base address and size of the register
>> + space.
>> +
>> +- #reset-cells:
>> + Usage: required
>> + Value type: <uint>
>> + Definition: must be 1; cell entry represents the reset index.
>> +
>> +Example:
>> +
>> +pdc_reset: reset-controller@b2e0000 {
>> + compatible = "qcom,sdm845-pdc-global";
>> + reg = <0xb2e0000 0x20000>;
>> + #reset-cells = <1>;
>> +};
>> +
>> +PDC reset clients
>> +======================================
>> +
>> +Device nodes that need access to reset lines should
>> +specify them as a reset phandle in their corresponding node as
>> +specified in reset.txt.
>> +
>> +For list of all valid reset indicies see
>
> s/indicies/indices/ (or s/indicies/lines/ ?)
>
> Cheers
>
> Matthias
next prev parent reply other threads:[~2018-08-28 6:08 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-24 13:18 [PATCH v2 0/6] Add support for PDC Global on SDM845 SoCs Sibi Sankar
2018-08-24 13:18 ` [PATCH v2 1/6] dt-bindings: reset: Add PDC Global binding for " Sibi Sankar
2018-08-28 0:33 ` Bjorn Andersson
2018-08-28 0:38 ` Matthias Kaehlcke
2018-08-28 6:08 ` sibis [this message]
2018-08-28 17:11 ` Matthias Kaehlcke
2018-08-29 0:43 ` Rob Herring
2018-08-24 13:18 ` [PATCH v2 2/6] reset: qcom: PDC Global (Power Domain Controller) reset controller Sibi Sankar
2018-08-28 0:22 ` Matthias Kaehlcke
2018-08-28 3:02 ` Bjorn Andersson
2018-08-28 7:11 ` Sibi Sankar
2018-08-28 16:56 ` Matthias Kaehlcke
2018-08-24 13:18 ` [PATCH v2 3/6] dt-bindings: remoteproc: Remove additional definition tag Sibi Sankar
2018-08-28 0:44 ` Matthias Kaehlcke
2018-08-29 16:38 ` Sibi Sankar
2018-08-24 13:18 ` [PATCH v2 4/6] dt-bindings: remoteproc: Add PDC reset binding for Q6V5 PIL Sibi Sankar
2018-08-29 0:44 ` Rob Herring
2018-08-24 13:18 ` [PATCH v2 5/6] remoteproc: qcom: q6v5-pil: Explicitly get mss_restart line Sibi Sankar
2018-08-24 13:19 ` [PATCH v2 6/6] remoteproc: qcom: q6v5-pil: Add PDC reset for modem on SDM845 SoCs Sibi Sankar
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