@@ -195,6 +195,7 @@ static bool rt5640_volatile_register(struct device *dev, unsigned int reg)
case RT5640_PRIV_DATA:
case RT5640_PGM_REG_ARR1:
case RT5640_PGM_REG_ARR3:
+ case RT5640_DUMMY2:
case RT5640_VENDOR_ID:
case RT5640_VENDOR_ID1:
case RT5640_VENDOR_ID2:
@@ -2301,6 +2302,38 @@ static void rt5640_jack_work(struct work_struct *work)
struct snd_soc_component *component = rt5640->component;
int status;
+ if (rt5640->jd_src == RT5640_JD_SRC_HDA_HEADER) {
+ int val, jack_type = 0, hda_mic_plugged, hda_hp_plugged;
+
+ /* mic jack */
+ val = snd_soc_component_read(component, RT5640_INT_IRQ_ST);
+ hda_mic_plugged = !(val & RT5640_JD_STATUS);
+ dev_dbg(component->dev, "mic jack status %d\n",
+ hda_mic_plugged);
+
+ snd_soc_component_update_bits(component, RT5640_IRQ_CTRL1,
+ RT5640_JD_P_MASK, !hda_mic_plugged << RT5640_JD_P_SFT);
+
+ if (hda_mic_plugged)
+ jack_type |= SND_JACK_MICROPHONE;
+
+ /* headphone jack */
+ val = snd_soc_component_read(component, RT5640_DUMMY2);
+ hda_hp_plugged = !(val & (0x1 << 11));
+ dev_dbg(component->dev, "headphone jack status %d\n",
+ hda_hp_plugged);
+
+ snd_soc_component_update_bits(component, RT5640_DUMMY2,
+ (0x1 << 10), !hda_hp_plugged << 10);
+
+ if (hda_hp_plugged)
+ jack_type |= SND_JACK_HEADPHONE;
+
+ snd_soc_jack_report(rt5640->jack, jack_type, SND_JACK_HEADSET);
+
+ return;
+ }
+
if (!rt5640_jack_inserted(component)) {
/* Jack removed, or spurious IRQ? */
if (rt5640->jack->status & SND_JACK_HEADPHONE) {
@@ -2478,13 +2511,57 @@ static void rt5640_enable_jack_detect(struct snd_soc_component *component,
queue_work(system_long_wq, &rt5640->jack_work);
}
+static void rt5640_enable_hda_jack_detect(
+ struct snd_soc_component *component, struct snd_soc_jack *jack)
+{
+ struct rt5640_priv *rt5640 = snd_soc_component_get_drvdata(component);
+ int ret;
+
+ /* Select JD1 for Mic */
+ snd_soc_component_update_bits(component, RT5640_JD_CTRL,
+ RT5640_JD_MASK, RT5640_JD_JD1_IN4P);
+ snd_soc_component_write(component, RT5640_IRQ_CTRL1, RT5640_IRQ_JD_NOR);
+
+ /* Select JD2 for Headphone */
+ snd_soc_component_update_bits(component, RT5640_DUMMY2, 0x1100, 0x1100);
+
+ /* Selecting GPIO01 as an interrupt */
+ snd_soc_component_update_bits(component, RT5640_GPIO_CTRL1,
+ RT5640_GP1_PIN_MASK, RT5640_GP1_PIN_IRQ);
+
+ /* Set GPIO1 output */
+ snd_soc_component_update_bits(component, RT5640_GPIO_CTRL3,
+ RT5640_GP1_PF_MASK, RT5640_GP1_PF_OUT);
+
+ snd_soc_component_update_bits(component, RT5640_DUMMY1, 0x700, 0x300);
+
+ rt5640->jack = jack;
+
+ ret = request_irq(rt5640->irq, rt5640_irq,
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT, "rt5640", rt5640);
+ if (ret) {
+ dev_warn(component->dev, "Failed to reguest IRQ %d: %d\n", rt5640->irq, ret);
+ rt5640->irq = -ENXIO;
+ return;
+ }
+
+ /* sync initial jack state */
+ queue_work(system_long_wq, &rt5640->jack_work);
+}
+
static int rt5640_set_jack(struct snd_soc_component *component,
struct snd_soc_jack *jack, void *data)
{
- if (jack)
- rt5640_enable_jack_detect(component, jack);
- else
+ struct rt5640_priv *rt5640 = snd_soc_component_get_drvdata(component);
+
+ if (jack) {
+ if (rt5640->jd_src == RT5640_JD_SRC_HDA_HEADER)
+ rt5640_enable_hda_jack_detect(component, jack);
+ else
+ rt5640_enable_jack_detect(component, jack);
+ } else {
rt5640_disable_jack_detect(component);
+ }
return 0;
}
@@ -2576,6 +2653,8 @@ static int rt5640_probe(struct snd_soc_component *component)
"realtek,jack-detect-source", &val) == 0) {
if (val <= RT5640_JD_SRC_GPIO4)
rt5640->jd_src = val << RT5640_JD_SFT;
+ else if (val == RT5640_JD_SRC_HDA_HEADER)
+ rt5640->jd_src = RT5640_JD_SRC_HDA_HEADER;
else
dev_warn(component->dev, "Warning: Invalid jack-detect-source value: %d, leaving jack-detect disabled\n",
val);
@@ -2632,6 +2711,7 @@ static int rt5640_suspend(struct snd_soc_component *component)
{
struct rt5640_priv *rt5640 = snd_soc_component_get_drvdata(component);
+ rt5640_cancel_work(rt5640);
snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
rt5640_reset(component);
regcache_cache_only(rt5640->regmap, true);
@@ -2654,6 +2734,17 @@ static int rt5640_resume(struct snd_soc_component *component)
regcache_cache_only(rt5640->regmap, false);
regcache_sync(rt5640->regmap);
+ if (rt5640->jd_src) {
+ if (rt5640->jd_src == RT5640_JD_SRC_HDA_HEADER)
+ snd_soc_component_update_bits(component,
+ RT5640_DUMMY2, 0x1100, 0x1100);
+ else
+ snd_soc_component_write(component, RT5640_DUMMY2,
+ 0x4001);
+
+ queue_work(system_long_wq, &rt5640->jack_work);
+ }
+
return 0;
}
#else
The patch adds the HDA header support. Signed-off-by: Oder Chiou <oder_chiou@realtek.com> --- sound/soc/codecs/rt5640.c | 97 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 94 insertions(+), 3 deletions(-)