On 12/13/22 06:32, Hans de Goede wrote:
> The Advantech MICA-071 tablet deviates from the defaults for
> a non CR Bay Trail based tablet in several ways:
>
> 1. It uses an analog MIC on IN3 rather then using DMIC1
> 2. It only has 1 speaker
> 3. It needs the OVCD current threshold to be set to 1500uA instead of
> the default 2000uA to reliable differentiate between headphones vs
> headsets
>
> Add a quirk with these settings for this tablet.
>
> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
> ---
> sound/soc/intel/boards/bytcr_rt5640.c | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
> index fb9d9e271845..ddd2625bed90 100644
> --- a/sound/soc/intel/boards/bytcr_rt5640.c
> +++ b/sound/soc/intel/boards/bytcr_rt5640.c
> @@ -570,6 +570,21 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
> BYT_RT5640_SSP0_AIF1 |
> BYT_RT5640_MCLK_EN),
> },
> + {
> + /* Advantech MICA-071 */
> + .matches = {
> + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Advantech"),
> + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MICA-071"),
> + },
> + /* OVCD Th = 1500uA to reliable detect head-phones vs -set */
> + .driver_data = (void *)(BYT_RT5640_IN3_MAP |
> + BYT_RT5640_JD_SRC_JD2_IN4N |
> + BYT_RT5640_OVCD_TH_1500UA |
> + BYT_RT5640_OVCD_SF_0P75 |
> + BYT_RT5640_MONO_SPEAKER |
> + BYT_RT5640_DIFF_MIC |
> + BYT_RT5640_MCLK_EN),
> + },
> {
> .matches = {
> DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"),
