From: Beomho Seo <beomho.seo@samsung.com>
To: Rob Herring <robherring2@gmail.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
lee.jone@linaro.org, Mark Brown <broonie@kernel.org>,
Sebastian Reichel <sre@kernel.org>,
dbaryshkov@gmail.com, Rob Herring <robh+dt@kernel.org>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Chanwoo Choi <cw00.choi@samsung.com>,
InKi Dae <inki.dae@samsung.com>,
sw0312.kim@samsung.com, Lee Jones <lee.jones@linaro.org>,
beomho.seo@samsung.com
Subject: Re: [PATCH RESEND 3/3] Documentation: Add documentation for rt5033 multifunction device
Date: Wed, 07 Jan 2015 08:34:57 +0900 [thread overview]
Message-ID: <54AC7121.60303@samsung.com> (raw)
In-Reply-To: <CAL_Jsq+Sz_iCkaDWzssA6DFeLX8fQ2hqKut0Gv6i5P706bmvpA@mail.gmail.com>
Thank you for review.
On 01/07/2015 01:54 AM, Rob Herring wrote:
> On Mon, Jan 5, 2015 at 11:45 PM, Beomho Seo <beomho.seo@samsung.com> wrote:
>> This patch device tree binding documentation for rt5033 multifunction device.
>>
>> Cc: Sebastian Reichel <sre@kernel.org>
>> Cc: Lee Jones <lee.jones@linaro.org>
>> Cc: Mark Brown <broonie@kernel.org>
>> Cc: Rob Herring <robh+dt@kernel.org>
>> Cc: Pawel Moll <pawel.moll@arm.com>
>> Cc: Mark Rutland <mark.rutland@arm.com>
>> Cc: Ian campbell <ijc+devicetree@hellion.org.uk>
>> Cc: Kumar Gala <galak@codeaurora.org>
>> Signed-off-by: Beomho Seo <beomho.seo@samsung.com>
>> Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
>> ---
>> Documentation/devicetree/bindings/mfd/rt5033.txt | 108 ++++++++++++++++++++
>> .../devicetree/bindings/vendor-prefixes.txt | 1 +
>> 2 files changed, 109 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/mfd/rt5033.txt
>>
>> diff --git a/Documentation/devicetree/bindings/mfd/rt5033.txt b/Documentation/devicetree/bindings/mfd/rt5033.txt
>> new file mode 100644
>> index 0000000..52a6d33
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/mfd/rt5033.txt
>> @@ -0,0 +1,108 @@
>> +Richtek RT5033 Power management Integrated Circuit
>> +
>> +RT5033 is a Multifunction device which includes battery charger, fuel gauge,
>> +flash LED current source, LDO and synchronous Buck converter for portable
>> +applications. It is interfaced to host controller using i2c interface.
>> +
>> +Required properties:
>> +- compatible : Must be "richtek,rt5033"
>> +- reg : Specifies the i2c slave address of general part.
>> +- interrupts : This i2c devices has an IRQ line connected to the main SoC.
>> +- interrupt-parent : The parent interrupt controller.
>> +
>> +Optional node:
>> +Regulators: The regulators of RT5033 have to be instantiated under sub-node
>> +named "regulators" usinge the following format.
>
> s/usinge/using/
>
I will fix wrong typo.
>> +
>> + regulators {
>> + regulator-name {
>> + regulator-name = LDO/BUCK
>> + regulator subnodes called X, Y and Z
>> + };
>> + };
>> + refer Documentation/devicetree/bindings/regulator/regulator.txt
>> +
>> +
>> +Battery charger: There battery charger of RT5033 have to be instantiated under
>> +sub-node named "charger" using the following format.
>> +
>> +Required properties:
>> +- compatible : Must be "richtek,rt5033-charger".
>> +- richtek,pre-uamp : Current of pre-charge mode. The pre-charge current levels
>> + are 350 mA to 650 mA programmed by I2C per 100 mA.
>> +- richtek,pre-threshold-uvolt : Voltage of threshold pre-charge mode. Battery
>> + voltage is below pre-charge threshold voltage, the charger is in pre-charge
>> + mode with pre-charge current. Its levels are 2.3 V to 3.8 V programmed
>> + by I2C per 0.1 V.
>> +- richtek,fast-uamp : Current of fast-charge mode. The fast-charge current
>> + levels are 700 mA to 2000 mA programmed by I2C per 100 mA.
>> +- richtek,const-uvolt : Battery regulation voltage of constant voltage mode.
>> + This voltage level 3.65 V to 4.4 V bye I2C per 0.025 V.
>> +- richtek,eoc-uamp : This property is end of charge current. Its level 150 mA
>> + to 200 mA.
>
> Please align -uamp and -uvolt names with regulator binding suffixes.
>
OK. I will fix it.
>> + charger {
>> + compatible = "richtek,rt5033-charger";
>> + richtek,pre-uamp = <350000>;
>> + richtek,pre-threshold-uvolt = <3400000>;
>> + richtek,fast-uamp = <2000000>;
>> + richtek,const-uvolt = <4350000>;
>> + richtek,eoc-uamp = <250000>;
>> + };
>> +
>> +
>> +Fuelgauge: There fuelgauge of RT5033 to be instantiated node named "fuelgauge"
>> +using the following format.
>> +
>> +Required properties:
>> +- compatible = Must be "richtek,rt5033-battery".
>> +
>> + i2c_fuel: i2c@1 {
>
> Drop the @1.
>
OK. I will fix it.
>> + compatible = "i2c-gpio";
>> + standard i2c-gpio constraints...
>> + fuelgauge {
>> + compatible = "richtek,rt5033-battery".
>> + };
>> + };
>
> I'm a bit confused by this. The fuelgauge is an i2c device hanging off
> the rt5033 or a 2nd i2c slave on the rt5033?
>
It is 2nd i2c slave on the rt5033.
>> +
>> +
>> +Example:
>> +
>> + rt5033@34 {
>> + compatible = "richtek,rt5033";
>> + reg = <0x34>;
>> + interrupt-parent = <&gpx1>;
>> + interrupts = <5 0>;
>> +
>> + regulators {
>> + buck_reg: BUCK {
>> + regulator-name = "BUCK";
>> + regulator-min-microvolt = <1200000>;
>> + regulator-max-microvolt = <1200000>;
>> + regulator-always-on;
>> + };
>> + };
>> +
>> + charger {
>> + compatible = "richtek,rt5033-charger";
>> + richtek,pre-uamp = <350000>;
>> + richtek,pre-threshold-uvolt = <3400000>;
>> + richtek,fast-uamp = <2000000>;
>> + richtek,const-uvolt = <4350000>;
>> + richtek,eoc-uamp = <250000>;
>> + };
>> +
>> + };
>> +
>> + i2c_fuel: i2c@10 {
>> + compatible = "i2c-gpio";
>> + gpios = <&gpm3 1 0
>> + &gpm3 0 0>;
>> +
>> + fuel: rt5033-battery@35 {
>> + compatible = "richtek,rt5033-battery";
>> + interrupt-parent = <&gpx2>;
>> + interrupts = <3 0>;
>> + reg = <0x35>;
>> + };
>> + };
>> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
>> index 723999d..611b543 100644
>> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
>> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
>> @@ -124,6 +124,7 @@ ralink Mediatek/Ralink Technology Corp.
>> ramtron Ramtron International
>> realtek Realtek Semiconductor Corp.
>> renesas Renesas Electronics Corporation
>> +richtek Richtek Technology Corporation
>> ricoh Ricoh Co. Ltd.
>> rockchip Fuzhou Rockchip Electronics Co., Ltd
>> samsung Samsung Semiconductor
>> --
>> 1.7.9.5
>>
>
Best regards,
Beomho Seo
next prev parent reply other threads:[~2015-01-06 23:34 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-06 5:45 [PATCH RESEND 0/3] power: rt5033: Add Richtek RT533 drivers Beomho Seo
2015-01-06 5:45 ` [PATCH RESEND 1/3] power: rt5033_battery: Add RT5033 Fuel gauge device driver Beomho Seo
2015-01-06 5:45 ` [PATCH RESEND 2/3] power: rt5033_charger: Add RT5033 charger " Beomho Seo
2015-01-06 5:45 ` [PATCH RESEND 3/3] Documentation: Add documentation for rt5033 multifunction device Beomho Seo
2015-01-06 16:54 ` Rob Herring
2015-01-06 23:34 ` Beomho Seo [this message]
2015-01-07 0:02 ` Rob Herring
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=54AC7121.60303@samsung.com \
--to=beomho.seo@samsung.com \
--cc=broonie@kernel.org \
--cc=cw00.choi@samsung.com \
--cc=dbaryshkov@gmail.com \
--cc=devicetree@vger.kernel.org \
--cc=galak@codeaurora.org \
--cc=ijc+devicetree@hellion.org.uk \
--cc=inki.dae@samsung.com \
--cc=lee.jone@linaro.org \
--cc=lee.jones@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=pawel.moll@arm.com \
--cc=robh+dt@kernel.org \
--cc=robherring2@gmail.com \
--cc=sre@kernel.org \
--cc=sw0312.kim@samsung.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).