Re: [PATCH 2/3] mfd: Add DT binding for Maxim MAX77802 IC

[Sergei Shtylyov]

Hello.

On 7/13/2015 10:42 AM, Javier Martinez Canillas wrote:

> The MAX77802 is a chip that contains regulators, 2 32kHz clocks,
> a RTC and an I2C interface to program the individual components.

> The are already DT bindings for the regulators and clocks and
> these reference to a bindings/mfd/max77802.txt file, that didn't
> exist, for the details about the PMIC.

> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
> ---
>
>   Documentation/devicetree/bindings/mfd/max77802.txt | 26 ++++++++++++++++++++++
>   1 file changed, 26 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/mfd/max77802.txt

> diff --git a/Documentation/devicetree/bindings/mfd/max77802.txt b/Documentation/devicetree/bindings/mfd/max77802.txt
> new file mode 100644
> index 000000000000..875ebebbc5b0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/max77802.txt
> @@ -0,0 +1,26 @@
> +Maxim MAX77802 multi-function device
> +
> +The Maxim MAX77802 is a power management chip (PMIC) that contains 10 high
> +efficiency Buck regulators, 32 Low-dropout (LDO) regulators used to power
> +up application processors and peripherals, a 2-channel 32kHz clock outputs,
> +a Real-Time-Clock (RTC) and a I2C interface to program the individual
> +regulators, clocks outputs and the RTC.
> +
> +Binding for the built-in 32k clock generator block is defined separately
> +in the bindings/clk/maxim,max77802.txt file and binding for the regulators
> +is defined in the bindings/regulator/max77802.txt file.
> +
> +Required properties:
> +- compatible : Must be "maxim,max77686";
> +- reg : Specifies the i2c slave address of PMIC block.
> +- interrupts : This i2c device has an IRQ line connected to the main SoC.
> +- interrupt-parent : The parent interrupt controller.
> +
> +Example:
> +
> +	max77802@09 {

   Sigh, I'm tired of saying this over and over again: please don't name the 
nodes with teh chip names. The ePAPR standard says: "The name of a node should 
be somewhat generic, reflecting the function of the device and not its 3 
precise programming model."

WBR, Sergei

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