From: Lee Jones <lee.jones@linaro.org>
To: Beomho Seo <beomho.seo@samsung.com>
Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
devicetree@vger.kernel.org, sre@kernel.org, lee.jone@linaro.org,
broonie@kernel.org, dbaryshkov@gmail.com, robh+dt@kernel.org,
pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
cw00.choi@samsung.com, inki.dae@samsung.com,
sw0312.kim@samsung.com
Subject: Re: [PATCH v2 3/3] Documentation: Add documentation for rt5033 multifunction device
Date: Mon, 19 Jan 2015 08:15:02 +0000 [thread overview]
Message-ID: <20150119081502.GD21886@x1> (raw)
In-Reply-To: <1420793114-20586-4-git-send-email-beomho.seo@samsung.com>
DT Ack please gents.
> 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>
> ---
> Changes in v2
> - Fix incorrect typo.
> - Align -uamp and -uvolt names with regulator binding suffixes.
> - Drop incorrect phandle.
> - Fix incorrect example.
> ---
> Documentation/devicetree/bindings/mfd/rt5033.txt | 101 ++++++++++++++++++++
> .../devicetree/bindings/vendor-prefixes.txt | 1 +
> 2 files changed, 102 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..64b23e8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/rt5033.txt
> @@ -0,0 +1,101 @@
> +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" using the following format.
> +
> + 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,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,eoc-uamp : This property is end of charge current. Its level 150 mA
> + to 200 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,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.
> +
> + charger {
> + compatible = "richtek,rt5033-charger";
> + richtek,pre-uamp = <350000>;
> + richtek,fast-uamp = <2000000>;
> + richtek,eoc-uamp = <250000>;
> + richtek,pre-threshold-uvolt = <3400000>;
> + richtek,const-uvolt = <4350000>;
> +
> + };
> +
> +
> +Fuelgauge: There fuelgauge of RT5033 to be instantiated node named "fuelgauge"
> +using the following format.
> +
> +Required properties:
> +- compatible = Must be "richtek,rt5033-battery".
> +
> + rt5033@35 {
> + compatible = "richtek,rt5033-battery";
> + interrupt-parent = <&gpx2>;
> + interrupts = <3 0>;
> + reg = <0x35>;
> + };
> +
> +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,fast-uamp = <2000000>;
> + richtek,eoc-uamp = <250000>;
> + richtek,pre-threshold-uvolt = <3400000>;
> + richtek,const-uvolt = <4350000>;
> + };
> +
> + };
> +
> + rt5033@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
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2015-01-19 8:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-09 8:45 [PATCH v2 0/3] power: rt5033: Add Richtek RT533 drivers Beomho Seo
[not found] ` <1420793114-20586-1-git-send-email-beomho.seo-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2015-01-09 8:45 ` [PATCH v2 1/3] power: rt5033_battery: Add RT5033 Fuel gauge device driver Beomho Seo
2015-01-15 1:01 ` Sebastian Reichel
2015-01-09 8:45 ` [PATCH v2 2/3] power: rt5033_charger: Add RT5033 charger " Beomho Seo
2015-01-09 8:45 ` [PATCH v2 3/3] Documentation: Add documentation for rt5033 multifunction device Beomho Seo
2015-01-19 8:15 ` Lee Jones [this message]
2015-01-12 10:40 ` [PATCH v2 0/3] power: rt5033: Add Richtek RT533 drivers Paul Bolle
2015-01-12 10:42 ` Paul Bolle
2015-01-12 10:51 ` Beomho Seo
2015-01-12 11:10 ` Paul Bolle
2015-01-18 17:20 ` Lee Jones
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