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Date: Wed, 29 Apr 2015 11:54:15 +0100
From: Lee Jones <lee.jones@...aro.org>
To: S Twiss <stwiss.opensource@...semi.com>
Cc: DEVICETREE <devicetree@...r.kernel.org>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
LINUXKERNEL <linux-kernel@...r.kernel.org>,
Mark Rutland <mark.rutland@....com>,
Pawel Moll <pawel.moll@....com>,
Rob Herring <robh+dt@...nel.org>,
Alessandro Zummo <a.zummo@...ertech.it>,
David Dajun Chen <david.chen@...semi.com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
LINUXINPUT <linux-input@...r.kernel.org>,
LINUXWATCHDOG <linux-watchdog@...r.kernel.org>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
RTCLINUX <rtc-linux@...glegroups.com>,
Samuel Ortiz <sameo@...ux.intel.com>,
Support Opensource <support.opensource@...semi.com>,
Wim Van Sebroeck <wim@...ana.be>
Subject: Re: [PATCH V1 6/6] devicetree: da9062: Add bindings for DA9062 driver
On Fri, 17 Apr 2015, S Twiss wrote:
> From: S Twiss <stwiss.opensource@...semi.com>
>
> Add device tree bindings for the DA9062 driver
>
> Signed-off-by: Steve Twiss <stwiss.opensource@...semi.com>
>
> ---
>
> This patch applies against linux-next and v4.0
>
>
>
> Documentation/devicetree/bindings/mfd/da9062.txt | 107 +++++++++++++++++++++++
> 1 file changed, 107 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mfd/da9062.txt
I don't see anything groundbreaking or offensive.
Acked-by: Lee Jones <lee.jones@...aro.org>
> diff --git a/Documentation/devicetree/bindings/mfd/da9062.txt b/Documentation/devicetree/bindings/mfd/da9062.txt
> new file mode 100644
> index 0000000..cf8f3f6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/da9062.txt
> @@ -0,0 +1,107 @@
> +* Dialog DA9062 Power Management Integrated Circuit (PMIC)
> +
> +DA9062 consists of a large and varied group of sub-devices:
> +
> +Device Supply Names Description
> +------ ------------ -----------
> +da9062-regulator : : LDOs & BUCKs
> +da9062-onkey : : On Key
> +da9062-rtc : : Real-Time Clock
> +da9062-watchdog : : Watchdog Timer
> +
> +======
> +
> +Required properties:
> +
> +- compatible : Should be "dlg,da9062".
> +- reg : Specifies the I2C slave address (this defaults to 0x58 but it can be
> + modified to match the chip's OTP settings).
> +- interrupt-parent : Specifies the reference to the interrupt controller for
> + the DA9062.
> +- interrupts : IRQ line information.
> +- interrupt-controller
> +
> +See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for
> +further information on IRQ bindings.
> +
> +Sub-nodes:
> +
> +- regulators : This node defines the settings for the LDOs and BUCKs. The
> + DA9062 regulators are bound using their names listed below:
> +
> + buck1 : BUCK_1
> + buck2 : BUCK_2
> + buck3 : BUCK_3
> + buck4 : BUCK_4
> + ldo1 : LDO_1
> + ldo2 : LDO_2
> + ldo3 : LDO_3
> + ldo4 : LDO_4
> +
> + The component follows the standard regulator framework and the bindings
> + details of individual regulator device can be found in:
> + Documentation/devicetree/bindings/regulator/regulator.txt
> +
> +
> +- rtc : This node defines settings required for the Real-Time Clock associated
> + with the DA9062. There are currently no entries in this binding, however
> + compatible = "dlg,da9062-rtc" should be added if a node is created.
> +
> +
> +- onkey : This node defines the OnKey settings for controlling the key
> + functionality of the device. The node should contain the compatible property
> + with the value "dlg,da9062-onkey".
> +
> + Optional onkey properties:
> +
> + - dlg,disable-key-power : Disable power-down using a long key-press. If this
> + entry exists the OnKey driver will remove support for the KEY_POWER key
> + press. If this entry does not exist then by default the key-press
> + triggered power down is enabled and the OnKey will support both KEY_POWER
> + and KEY_SLEEP.
> +
> +- watchdog: This node defines the settings for the watchdog driver associated
> + with the DA9062 PMIC. The compatible = "dlg,da9062-watchdog" should be added
> + if a node is created.
> +
> +
> +Example:
> +
> + pmic0: da9062@58 {
> + compatible = "dlg,da9062";
> + reg = <0x58>;
> + interrupt-parent = <&gpio6>;
> + interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
> + interrupt-controller;
> +
> + rtc {
> + compatible = "dlg,da9062-rtc";
> + };
> +
> + onkey {
> + compatible = "dlg,da9062-onkey";
> + dlg,disable-key-power;
> + };
> +
> + watchdog {
> + compatible = "dlg,da9062-watchdog";
> + };
> +
> + regulators {
> + DA9062_BUCK1: buck1 {
> + regulator-name = "BUCK1";
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <1570000>;
> + regulator-min-microamp = <500000>;
> + regulator-max-microamp = <2000000>;
> + regulator-boot-on;
> + };
> + DA9062_LDO1: ldo1 {
> + regulator-name = "LDO_1";
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <3600000>;
> + regulator-boot-on;
> + };
> + };
> + };
> +
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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