linux-kernel - Re: [PATCH] mfd: intel_soc_pmic_bxtwc: Add device for the I2C master

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Date:   Thu, 21 Mar 2019 17:56:01 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc:     Lee Jones <lee.jones@...aro.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: intel_soc_pmic_bxtwc: Add device for the I2C master

On Thu, Mar 21, 2019 at 05:41:22PM +0300, Heikki Krogerus wrote:
> Intel WhiskeyCove PMIC has also I2C master interface that is
> designed to be used for controlling a discrete battery
> charger IC.
> 

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> ---
>  drivers/mfd/intel_soc_pmic_bxtwc.c | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mfd/intel_soc_pmic_bxtwc.c b/drivers/mfd/intel_soc_pmic_bxtwc.c
> index 03fe33882441..52885e2c0d85 100644
> --- a/drivers/mfd/intel_soc_pmic_bxtwc.c
> +++ b/drivers/mfd/intel_soc_pmic_bxtwc.c
> @@ -84,6 +84,7 @@ enum bxtwc_irqs_adc {
>  
>  enum bxtwc_irqs_chgr {
>  	BXTWC_USBC_IRQ = 0,
> +	BXTWC_I2C_IRQ,
>  	BXTWC_CHGR0_IRQ,
>  	BXTWC_CHGR1_IRQ,
>  };
> @@ -121,7 +122,8 @@ static const struct regmap_irq bxtwc_regmap_irqs_adc[] = {
>  
>  static const struct regmap_irq bxtwc_regmap_irqs_chgr[] = {
>  	REGMAP_IRQ_REG(BXTWC_USBC_IRQ, 0, 0x20),
> -	REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 0, 0x1f),
> +	REGMAP_IRQ_REG(BXTWC_I2C_IRQ, 0, 0x0f),
> +	REGMAP_IRQ_REG(BXTWC_CHGR0_IRQ, 0, 0x10),
>  	REGMAP_IRQ_REG(BXTWC_CHGR1_IRQ, 1, 0x1f),
>  };
>  
> @@ -208,6 +210,10 @@ static struct resource usbc_resources[] = {
>  	DEFINE_RES_IRQ(BXTWC_USBC_IRQ),
>  };
>  
> +static struct resource i2c_resources[] = {
> +	DEFINE_RES_IRQ(BXTWC_I2C_IRQ),
> +};
> +
>  static struct resource charger_resources[] = {
>  	DEFINE_RES_IRQ_NAMED(BXTWC_CHGR0_IRQ, "CHARGER"),
>  	DEFINE_RES_IRQ_NAMED(BXTWC_CHGR1_IRQ, "CHARGER1"),
> @@ -241,6 +247,11 @@ static struct mfd_cell bxt_wc_dev[] = {
>  		.num_resources = ARRAY_SIZE(usbc_resources),
>  		.resources = usbc_resources,
>  	},
> +	{
> +		.name = "bxt_wcove_i2c",
> +		.num_resources = ARRAY_SIZE(i2c_resources),
> +		.resources = i2c_resources,
> +	},
>  	{
>  		.name = "bxt_wcove_ext_charger",
>  		.num_resources = ARRAY_SIZE(charger_resources),
> -- 
> 2.20.1
> 

-- 
With Best Regards,
Andy Shevchenko