linux-kernel - Re: [PATCH v5 2/9] mfd: max14577: Add muic prefix to regmap config

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Date:	Tue, 15 Apr 2014 15:36:45 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>, linux-kernel@...r.kernel.org,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v5 2/9] mfd: max14577: Add muic prefix to regmap config

Hi Krzysztof,

On 04/14/2014 06:17 PM, Krzysztof Kozlowski wrote:
> Add muic prefix to regmap config to differentiate between another regmap
> config for MAX77836 PMIC node. Additionally remove unused
> symbols: MAX14577_REG_INVALID and max14577_irq_source.
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Cc: Kyungmin Park <kyungmin.park@...sung.com>
> ---
>  drivers/mfd/max14577.c               | 9 +++++----
>  include/linux/mfd/max14577-private.h | 4 +---
>  2 files changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/mfd/max14577.c b/drivers/mfd/max14577.c
> index 5f13cefe8def..d180fae8e317 100644
> --- a/drivers/mfd/max14577.c
> +++ b/drivers/mfd/max14577.c
> @@ -37,7 +37,7 @@ static struct mfd_cell max14577_devs[] = {
>  	{ .name = "max14577-charger", },
>  };
>  
> -static bool max14577_volatile_reg(struct device *dev, unsigned int reg)
> +static bool max14577_muic_volatile_reg(struct device *dev, unsigned int reg)
>  {
>  	switch (reg) {
>  	case MAX14577_REG_INT1 ... MAX14577_REG_STATUS3:
> @@ -48,10 +48,10 @@ static bool max14577_volatile_reg(struct device *dev, unsigned int reg)
>  	return false;
>  }
>  
> -static const struct regmap_config max14577_regmap_config = {
> +static const struct regmap_config max14577_muic_regmap_config = {
>  	.reg_bits	= 8,
>  	.val_bits	= 8,
> -	.volatile_reg	= max14577_volatile_reg,
> +	.volatile_reg	= max14577_muic_volatile_reg,
>  	.max_register	= MAX14577_REG_END,
>  };
>  
> @@ -113,7 +113,8 @@ static int max14577_i2c_probe(struct i2c_client *i2c,
>  	max14577->i2c = i2c;
>  	max14577->irq = i2c->irq;
>  
> -	max14577->regmap = devm_regmap_init_i2c(i2c, &max14577_regmap_config);
> +	max14577->regmap = devm_regmap_init_i2c(i2c,
> +			&max14577_muic_regmap_config);
>  	if (IS_ERR(max14577->regmap)) {
>  		ret = PTR_ERR(max14577->regmap);
>  		dev_err(max14577->dev, "Failed to allocate register map: %d\n",
> diff --git a/include/linux/mfd/max14577-private.h b/include/linux/mfd/max14577-private.h
> index c9b332fb0d5d..97b78d94f92f 100644
> --- a/include/linux/mfd/max14577-private.h
> +++ b/include/linux/mfd/max14577-private.h
> @@ -22,9 +22,7 @@
>  #include <linux/i2c.h>
>  #include <linux/regmap.h>
>  
> -#define MAX14577_REG_INVALID		(0xff)
> -
> -/* Slave addr = 0x4A: Interrupt */
> +/* Slave addr = 0x4A: MUIC and Charger */
>  enum max14577_reg {
>  	MAX14577_REG_DEVICEID		= 0x00,
>  	MAX14577_REG_INT1		= 0x01,
> 

Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>

Cheers,
Chanwoo Choi
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