[PATCH v2] ASoC: rt5645: Add jack detection workaround for MINIX Z83-4 based devices

* [PATCH v2] ASoC: rt5645: Add jack detection workaround for MINIX Z83-4 based devices
@ 2017-08-30 21:04 Ian W MORRISON
  2017-08-30 21:12 ` Mark Brown
  0 siblings, 1 reply; 4+ messages in thread
From: Ian W MORRISON @ 2017-08-30 21:04 UTC (permalink / raw)
  To: broonie, alsa-devel; +Cc: tiwai

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);
-- 
1.9.1

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