Re: [PATCH 1/6] mfd: arizona: Add TST_CAP bits for headphone detection

[Chanwoo Choi <cw00.choi@samsung.com>]

Hi Charles,

I recommend that you make the cover-letter patches on later.
If you better to explain the patch description on cover-letter patch,
we will understand what is this patch-set more easily.

Thanks,
Chanwoo Choi

On 2015년 09월 10일 20:41, Charles Keepax wrote:
> On Florida some additional settings are required to get accurate
> measurements at the top end of the headphone detection range. This patch
> adds the bits required for this.
> 
> Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
> ---
>  drivers/mfd/wm5110-tables.c           |    2 ++
>  include/linux/mfd/arizona/registers.h |    8 ++++++++
>  2 files changed, 10 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
> index acb3bb2..78032e8 100644
> --- a/drivers/mfd/wm5110-tables.c
> +++ b/drivers/mfd/wm5110-tables.c
> @@ -1908,6 +1908,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
>  	case ARIZONA_HP1_SHORT_CIRCUIT_CTRL:
>  	case ARIZONA_HP2_SHORT_CIRCUIT_CTRL:
>  	case ARIZONA_HP3_SHORT_CIRCUIT_CTRL:
> +	case ARIZONA_HP_TEST_CTRL_1:
>  	case ARIZONA_AIF1_BCLK_CTRL:
>  	case ARIZONA_AIF1_TX_PIN_CTRL:
>  	case ARIZONA_AIF1_RX_PIN_CTRL:
> @@ -2853,6 +2854,7 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
>  	case ARIZONA_INPUT_ENABLES_STATUS:
>  	case ARIZONA_OUTPUT_STATUS_1:
>  	case ARIZONA_RAW_OUTPUT_STATUS_1:
> +	case ARIZONA_HP_TEST_CTRL_1:
>  	case ARIZONA_SLIMBUS_RX_PORT_STATUS:
>  	case ARIZONA_SLIMBUS_TX_PORT_STATUS:
>  	case ARIZONA_INTERRUPT_STATUS_1:
> diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
> index e96644c..fe1b5d0 100644
> --- a/include/linux/mfd/arizona/registers.h
> +++ b/include/linux/mfd/arizona/registers.h
> @@ -237,6 +237,7 @@
>  #define ARIZONA_HP1_SHORT_CIRCUIT_CTRL           0x4A0
>  #define ARIZONA_HP2_SHORT_CIRCUIT_CTRL           0x4A1
>  #define ARIZONA_HP3_SHORT_CIRCUIT_CTRL           0x4A2
> +#define ARIZONA_HP_TEST_CTRL_1                   0x4A4
>  #define ARIZONA_SPK_CTRL_2                       0x4B5
>  #define ARIZONA_SPK_CTRL_3                       0x4B6
>  #define ARIZONA_DAC_COMP_1                       0x4DC
> @@ -3548,6 +3549,13 @@
>  #define ARIZONA_HP3_SC_ENA_WIDTH                      1  /* HP3_SC_ENA */
>  
>  /*
> + * R1188 (0x4A4) HP Test Ctrl 1
> + */
> +#define ARIZONA_HP1_TST_CAP_SEL_MASK             0x0003  /* HP1_TST_CAP_SEL - [1:0] */
> +#define ARIZONA_HP1_TST_CAP_SEL_SHIFT                 0  /* HP1_TST_CAP_SEL - [1:0] */
> +#define ARIZONA_HP1_TST_CAP_SEL_WIDTH                 2  /* HP1_TST_CAP_SEL - [1:0] */
> +
> +/*
>   * R1244 (0x4DC) - DAC comp 1
>   */
>  #define ARIZONA_OUT_COMP_COEFF_MASK              0xFFFF  /* OUT_COMP_COEFF - [15:0] */
>