The MINIX NEO Z83-4 and MINIX NEO Z83-4 Pro devices requires jd_mode=3 to make the jack detection work. Using a BIOS DMI product of "Z83-4" will match both devices of 'NEO Z83-4' and 'Z83-4 Pro'.

Signed-off-by: Ian W Morrison ianwmorrison@gmail.com --- v2: Applied and tested again sound -b for-next and linux-next -b master v1: Applied and tested again linux -b master --- sound/soc/codecs/rt5645.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index cd82302..6a7778a 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -3655,6 +3655,21 @@ static int rt5645_resume(struct snd_soc_codec *codec) { } };

+static struct rt5645_platform_data minix_z83_4_platform_data = { + .jd_mode = 3, +}; + +static struct dmi_system_id dmi_platform_minix_z83_4[] = { + { + .ident = "MINIX Z83-4", + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MINIX"), + DMI_MATCH(DMI_PRODUCT_NAME, "Z83-4"), + }, + }, + { } +}; + static bool rt5645_check_dp(struct device *dev) { if (device_property_present(dev, "realtek,in2-differential") || @@ -3709,6 +3724,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, rt5645->pdata = gpd_win_platform_data; else if (dmi_check_system(dmi_platform_asus_t100ha)) rt5645->pdata = general_platform_data2; + else if (dmi_check_system(dmi_platform_minix_z83_4)) + rt5645->pdata = minix_z83_4_platform_data;

if (quirk != -1) { rt5645->pdata.in2_diff = QUIRK_IN2_DIFF(quirk);