linux-kernel - Re: [PATCH 2/2] mfd: arizona: Map MICVDD from extcon device to the Arizona core

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Date:	Mon, 28 Jul 2014 07:47:10 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc:	sameo@...ux.intel.com, patches@...nsource.wolfsonmicro.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] mfd: arizona: Map MICVDD from extcon device to the
 Arizona core

On Fri, 25 Jul 2014, Charles Keepax wrote:

> The extcon driver should be able to get its regulator against rather
> than against the main arizona device, we must add a supply mapping
> allowing the regulator to be located. This patch does so.
> 
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> ---
>  drivers/mfd/arizona-core.c |   20 ++++++++++++++++----
>  1 files changed, 16 insertions(+), 4 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> index e0d415e..cf3689f 100644
> --- a/drivers/mfd/arizona-core.c
> +++ b/drivers/mfd/arizona-core.c
> @@ -578,17 +578,21 @@ static const struct mfd_cell early_devs[] = {
>  };
>  
>  static const char *wm5102_supplies[] = {
> +	"MICVDD",
>  	"DBVDD2",
>  	"DBVDD3",
>  	"CPVDD",
>  	"SPKVDDL",
>  	"SPKVDDR",
> -	"MICVDD",
>  };
>  
>  static const struct mfd_cell wm5102_devs[] = {
>  	{ .name = "arizona-micsupp" },
> -	{ .name = "arizona-extcon" },
> +	{
> +		.name = "arizona-extcon",
> +		.parent_supplies = wm5102_supplies,
> +		.num_parent_supplies = 1, /* We only need MICVDD */
> +	},
>  	{ .name = "arizona-gpio" },
>  	{ .name = "arizona-haptics" },
>  	{ .name = "arizona-pwm" },
> @@ -601,7 +605,11 @@ static const struct mfd_cell wm5102_devs[] = {
>  
>  static const struct mfd_cell wm5110_devs[] = {
>  	{ .name = "arizona-micsupp" },
> -	{ .name = "arizona-extcon" },
> +	{
> +		.name = "arizona-extcon",
> +		.parent_supplies = wm5102_supplies,
> +		.num_parent_supplies = 1, /* We only need MICVDD */
> +	},
>  	{ .name = "arizona-gpio" },
>  	{ .name = "arizona-haptics" },
>  	{ .name = "arizona-pwm" },
> @@ -621,7 +629,11 @@ static const char *wm8997_supplies[] = {
>  
>  static const struct mfd_cell wm8997_devs[] = {
>  	{ .name = "arizona-micsupp" },
> -	{ .name = "arizona-extcon" },
> +	{
> +		.name = "arizona-extcon",
> +		.parent_supplies = wm8997_supplies,
> +		.num_parent_supplies = 1, /* We only need MICVDD */
> +	},
>  	{ .name = "arizona-gpio" },
>  	{ .name = "arizona-haptics" },
>  	{ .name = "arizona-pwm" },

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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