Hi Charles,
On 11/14/2013 03:04 AM, Charles Keepax wrote:
> wm5110 rev D is the first chip to use headphone detection IP 2, specify
> such and make a small correction as the impedance value is actually read
> in 0.5 ohm increments now.
>
> Signed-off-by: Charles Keepax <[email protected]>
> ---
> drivers/extcon/extcon-arizona.c | 11 +++++++++++
> 1 files changed, 11 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
> index e311c52..d08e342 100644
> --- a/drivers/extcon/extcon-arizona.c
> +++ b/drivers/extcon/extcon-arizona.c
> @@ -435,6 +435,7 @@ static int arizona_hpdet_read(struct arizona_extcon_info
> *info)
> }
>
> val &= ARIZONA_HP_LVL_B_MASK;
> + val /= 2;
What is meaning of 2?
>
> regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1,
> &range);
> @@ -1149,6 +1150,16 @@ static int arizona_extcon_probe(struct platform_device
> *pdev)
> break;
> }
> break;
> + case WM5110:
> + switch (arizona->rev) {
> + case 0 ... 2:
> + break;
> + default:
> + info->micd_clamp = true;
> + info->hpdet_ip = 2;
> + break;
> + }
> + break;
> default:
> break;
> }
>
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