From: Wesley Cheng <wcheng@codeaurora.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Sergei Shtylyov <sergei.shtylyov@gmail.com>,
sboyd@kernel.org, heikki.krogerus@linux.intel.com,
agross@kernel.org, robh+dt@kernel.org,
gregkh@linuxfoundation.org, linux-arm-msm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org
Subject: Re: [PATCH v8 4/4] arm64: boot: dts: qcom: pm8150b: Add DTS node for PMIC VBUS booster
Date: Thu, 3 Sep 2020 14:50:43 -0700 [thread overview]
Message-ID: <fb81083e-7672-d199-689f-ede89228b485@codeaurora.org> (raw)
In-Reply-To: <20200830175257.GA1947@uller>
On 8/30/2020 10:52 AM, Bjorn Andersson wrote:
> On Thu 20 Aug 07:47 UTC 2020, Wesley Cheng wrote:
>
>>
>>
>> On 8/12/2020 2:34 AM, Sergei Shtylyov wrote:
>>> Hello!
>>>
>>> On 12.08.2020 10:19, Wesley Cheng wrote:
>>>
>>>> Add the required DTS node for the USB VBUS output regulator, which is
>>>> available on PM8150B. This will provide the VBUS source to connected
>>>> peripherals.
>>>>
>>>> Signed-off-by: Wesley Cheng <wcheng@codeaurora.org>
>>>> ---
>>>> arch/arm64/boot/dts/qcom/pm8150b.dtsi | 6 ++++++
>>>> arch/arm64/boot/dts/qcom/sm8150-mtp.dts | 4 ++++
>>>> 2 files changed, 10 insertions(+)
>>>>
>>>> diff --git a/arch/arm64/boot/dts/qcom/pm8150b.dtsi
>>>> b/arch/arm64/boot/dts/qcom/pm8150b.dtsi
>>>> index 053c659734a7..9e560c1ca30d 100644
>>>> --- a/arch/arm64/boot/dts/qcom/pm8150b.dtsi
>>>> +++ b/arch/arm64/boot/dts/qcom/pm8150b.dtsi
>>>> @@ -53,6 +53,12 @@ power-on@800 {
>>>> status = "disabled";
>>>> };
>>>> + pm8150b_vbus: dcdc@1100 {
>>>
>>> s/dcdc/regulator/? What is "dcdc", anyway?
>>> The device nodes must have the generic names, according to the DT spec.
>>>
>>
>> Hi Sergei,
>>
>> Thanks for the comment!
>>
>> DCDC is the label that we use for the DC to DC converter block, since
>> the VBUS booster will output 5V to the connected devices. Would it make
>> more sense to have "dc-dc?"
>>
>
> At this level it's just a regulator at 0x1100, so it should be
> "regulator@1100". If you would like a more useful name in the running
> system you should be able to use the "regulator-name" property.
>
> Regards,
> Bjorn
>
Hi Bjorn,
Thanks for the suggestion. Sounds good, I will just use the "regulator"
name for now.
Thanks
Wesley
>> Thanks
>> Wesley
>>
>>>> + compatible = "qcom,pm8150b-vbus-reg";
>>>> + status = "disabled";
>>>> + reg = <0x1100>;
>>>> + };
>>>> +
>>>> pm8150b_typec: typec@1500 {
>>>> compatible = "qcom,pm8150b-usb-typec";
>>>> status = "disabled";
>>> [...]
>>>
>>> MBR, Sergei
>>
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
>> a Linux Foundation Collaborative Project
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
prev parent reply other threads:[~2020-09-03 21:51 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-12 7:19 [PATCH v8 0/4] Introduce PMIC based USB type C detection Wesley Cheng
2020-08-12 7:19 ` [PATCH v8 1/4] usb: typec: Add QCOM PMIC typec detection driver Wesley Cheng
2020-08-30 18:54 ` Bjorn Andersson
2020-09-03 21:46 ` Wesley Cheng
2020-08-12 7:19 ` [PATCH v8 2/4] dt-bindings: usb: Add Qualcomm PMIC type C controller dt-binding Wesley Cheng
2020-08-12 16:50 ` Rob Herring
2020-08-12 7:19 ` [PATCH v8 3/4] arm64: boot: dts: qcom: pm8150b: Add node for USB type C block Wesley Cheng
2020-08-30 18:55 ` Bjorn Andersson
2020-08-12 7:19 ` [PATCH v8 4/4] arm64: boot: dts: qcom: pm8150b: Add DTS node for PMIC VBUS booster Wesley Cheng
2020-08-12 9:34 ` Sergei Shtylyov
2020-08-20 7:47 ` Wesley Cheng
2020-08-20 9:06 ` Sergei Shtylyov
2020-08-30 17:52 ` Bjorn Andersson
2020-09-03 21:50 ` Wesley Cheng [this message]
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