Re: [PATCH v3 08/10] mfd: pm8x41: add support for Qualcomm 8x41 PMICs

[Stephen Boyd]

On 10/28/13 11:12, Josh Cartwright wrote:
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 914c3d1..0a288cb 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -476,6 +476,16 @@ config MFD_PM8XXX_IRQ
>  	  This is required to use certain other PM 8xxx features, such as GPIO
>  	  and MPP.
>  
> +config MFD_PM8X41
> +	bool "Qualcomm PM8X41 PMIC"

Can this be tristate?

> +	depends on ARCH_MSM

It would be nice if we didn't have to depend on ARCH_MSM so we get some
more build coverage but the driver is so simple it probably doesn't matter.

> +	select REGMAP_SPMI
> +	help
> +	  This enables basic support for the Qualcomm 8941 and 8841 PMICs.  These
> +	  PMICs are currently used with the Snapdragon 800 series of SoCs.  Note, that
> +	  this will only be useful paired with descriptions of the independent functions
> +	  as children nodes in the device tree.
> +
>  config MFD_RDC321X
>  	tristate "RDC R-321x southbridge"
>  	select MFD_CORE
> diff --git a/drivers/mfd/pm8x41.c b/drivers/mfd/pm8x41.c
> new file mode 100644
> index 0000000..0a57221
> --- /dev/nullalso
> +++ b/drivers/mfd/pm8x41.c
> @@ -0,0 +1,64 @@
[...]
> +
> +static int pm8x41_probe(struct spmi_device *sdev)
> +{
> +	struct regmap *regmap;
> +
> +	regmap = devm_regmap_init_spmi(sdev, &pm8x41_regmap_config);
> +	if (IS_ERR(regmap)) {
> +		dev_dbg(&sdev->dev, "regmap creation failed.\n");
> +		return PTR_ERR(regmap);
> +	}
> +
> +	return of_platform_populate(sdev->dev.of_node, NULL, NULL, &sdev->dev);
> +}
> +
> +static struct of_device_id pm8x41_id_table[] = {

const?

> +	{ "qcom,pm8841", },
> +	{ "qcom,pm8941", },
> +	{},
> +};
> +MODULE_DEVICE_TABLE(of, pm8x41_id_table);
>
-- 
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