From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: Re: [RFC 3/3] mfd: dt-bindings: Add RK818 device tree bindings document Date: Mon, 11 Apr 2016 09:44:34 +0100 Message-ID: <20160411084434.GJ4592@x1> References: <1460108861-32818-1-git-send-email-w.egorov@phytec.de> <1460108861-32818-4-git-send-email-w.egorov@phytec.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <1460108861-32818-4-git-send-email-w.egorov-guT5V/WYfQezQB+pC5nmwQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Wadim Egorov Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, zyw-TNX95d0MmH7DzftRWevZcw@public.gmane.org List-Id: devicetree@vger.kernel.org On Fri, 08 Apr 2016, Wadim Egorov wrote: > Add device tree bindings documentation for rockchip's RK818 pmic. >=20 > Signed-off-by: Wadim Egorov > --- > Documentation/devicetree/bindings/mfd/rk808.txt | 37 +++++++++++++++= ++++++++-- > 1 file changed, 34 insertions(+), 3 deletions(-) >=20 > diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Docume= ntation/devicetree/bindings/mfd/rk808.txt > index 4ca6aab..8cceb07 100644 > --- a/Documentation/devicetree/bindings/mfd/rk808.txt > +++ b/Documentation/devicetree/bindings/mfd/rk808.txt > @@ -1,7 +1,11 @@ > -RK808 Power Management Integrated Circuit > +RK8xx Power Management Integrated Circuit s/xx/XX/ > +The rk8xx family current members: > +rk808 > +rk818 > =20 > Required properties: > -- compatible: "rockchip,rk808" > +- compatible: "rockchip,rk808", "rockchip,rk818" > - reg: I2C slave address > - interrupt-parent: The parent interrupt controller. > - interrupts: the interrupt outputs of the controller. > @@ -13,6 +17,8 @@ Optional properties: > default output clock name > - rockchip,system-power-controller: Telling whether or not this pmic= is controlling > the system power. > + > +Optional rk808 properties: When mentioning the chip by name, you should always do so using uppercase, as it is in the datasheet. > - vcc1-supply: The input supply for DCDC_REG1 > - vcc2-supply: The input supply for DCDC_REG2 > - vcc3-supply: The input supply for DCDC_REG3 > @@ -29,7 +35,20 @@ Optional properties: > the gpio controller. If DVS GPIOs aren't present, voltage changes = will happen > very quickly with no slow ramp time. > =20 > -Regulators: All the regulators of RK808 to be instantiated shall be > +Optional rk818 properties: Uppercase. > +- vcc1-supply: The input supply for DCDC_REG1 > +- vcc2-supply: The input supply for DCDC_REG2 > +- vcc3-supply: The input supply for DCDC_REG3 > +- vcc4-supply: The input supply for DCDC_REG4 > +- boost-supply: The input supply for DCDC_BOOST > +- vcc6-supply: The input supply for LDO_REG1 and LDO_REG2 > +- vcc7-supply: The input supply for LDO_REG3, LDO_REG5 and LDO_REG7 > +- vcc8-supply: The input supply for LDO_REG4, LDO_REG6 and LDO_REG8 > +- vcc9-supply: The input supply for LDO_REG9 and SWITCH_REG > +- h_5v-supply: The input supply for HDMI_SWITCH > +- usb-supply: The input supply for OTG_SWITCH > + > +Regulators: All the regulators of RK8xx to be instantiated shall be > listed in a child node named 'regulators'. Each regulator is represe= nted > by a child node of the 'regulators' node. > =20 > @@ -48,6 +67,18 @@ number as described in RK808 datasheet. > - SWITCH_REGn > - valid values for n are 1 to 2 > =20 > +Following regulators of the RK818 PMIC block are supported. Note tha= t > +the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the D= CDC or LDO > +number as described in RK818 datasheet. > + > + - DCDC_REGn > + - valid values for n are 1 to 4. > + - LDO_REGn > + - valid values for n are 1 to 9. > + - SWITCH_REG > + - HDMI_SWITCH > + - OTG_SWITCH > + > Standard regulator bindings are used inside regulator subnodes. Chec= k > Documentation/devicetree/bindings/regulator/regulator.txt > for more details --=20 Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org =E2=94=82 Open source software for ARM SoCs =46ollow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html