void wm8350_free(struct wm8350 *wm8350)
{
#if BATTERY
struct wm8350_power *power = &wm8350->power;
#endif
wm8350_mask_irq(wm8350, WM8350_IRQ_GPIO(7));
wm8350_free_irq(wm8350, WM8350_IRQ_GPIO(7));
wm8350_mask_irq(wm8350, WM8350_IRQ_WKUP_ONKEY);
wm8350_free_irq(wm8350, WM8350_IRQ_WKUP_ONKEY);
#if BATTERY
wm8350_charger_enable(power, 0);
wm8350_fast_charger_enable(power, 0);
#endif
if (wm8350->nirq)
free_irq(wm8350->nirq, wm8350);
flush_scheduled_work();
if (wm8350->pmic.dev.is_registered)
device_unregister(&wm8350->pmic.dev);
if (wm8350->rtc.dev.is_registered)
device_unregister(&wm8350->rtc.dev);
if (wm8350->wdg.dev.is_registered)
device_unregister(&wm8350->wdg.dev);
if (wm8350->power.dev.is_registered)
device_unregister(&wm8350->power.dev);
platform_device_unregister(imx_snd_device);
}
/*
* Handle commands from user-space
*/
static int wm8350_rtc_ioctl(struct device *dev, unsigned int cmd,
unsigned long arg)
{
struct wm8350_rtc *wm_rtc = to_wm8350_rtc_device(dev);
struct wm8350 *wm8350 = to_wm8350_from_rtc(wm_rtc);
switch (cmd) {
case RTC_AIE_OFF: /* alarm off */
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_ALM);
wm_rtc->alarm_enabled = 0;
break;
case RTC_AIE_ON: /* alarm on */
wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_ALM);
wm_rtc->alarm_enabled = 1;
break;
case RTC_UIE_OFF: /* update off */
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm_rtc->update_enabled = 0;
break;
case RTC_UIE_ON: /* update on */
wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm_rtc->update_enabled = 1;
break;
case RTC_PIE_ON:
if (!wm_rtc->pie_enabled) {
enable_irq(wm_rtc->per_irq);
wm_rtc->pie_enabled = 1;
}
break;
case RTC_PIE_OFF:
if (wm_rtc->pie_enabled) {
disable_irq(wm_rtc->per_irq);
wm_rtc->pie_enabled = 0;
}
break;
case RTC_IRQP_READ: /* read periodic alarm frequency */
return wm_rtc->pie_freq;
case RTC_IRQP_SET: /* set periodic alarm frequency */
return wm8350_rtc_set_pie(wm_rtc, arg);
default:
return -ENOIOCTLCMD;
}
return 0;
}
static int imx_3stack_wm8350_remove(struct platform_device *pdev)
{
struct imx_3stack_priv *priv = &machine_priv;
struct wm8350 *wm8350 = priv->wm8350;
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
return 0;
}
static int wm8350_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
wm8350_mask_irq(wm8350, wm8350_reg[pdev->id].irq);
wm8350_free_irq(wm8350, wm8350_reg[pdev->id].irq);
regulator_unregister(rdev);
return 0;
}
static int __exit wm8350_rtc_remove(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_rtc *wm_rtc = &wm8350->rtc;
int ret;
if (wm_rtc->per_irq)
free_irq(wm_rtc->per_irq, wm8350);
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_ALM);
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM);
rtc_device_unregister(wm_rtc->rtc);
ret = wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5,
WM8350_RTC_TICK_ENA);
if (ret < 0)
printk(KERN_ERR "wm8350-rtc: failed to enable RTC\n");
return 0;
}
static void wm8350_irq_call_handler(struct wm8350 *wm8350, int irq)
{
mutex_lock(&wm8350->irq_mutex);
if (wm8350->irq[irq].handler)
wm8350->irq[irq].handler(wm8350, irq, wm8350->irq[irq].data);
else {
dev_err(wm8350->dev, "irq %d nobody cared. now masked.\n",
irq);
wm8350_mask_irq(wm8350, irq);
}
mutex_unlock(&wm8350->irq_mutex);
}
static int __devexit wm8350_rtc_remove(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_rtc *wm_rtc = &wm8350->rtc;
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM);
rtc_device_unregister(wm_rtc->rtc);
return 0;
}
static int wm8350_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
struct wm8350 *wm8350 = codec->control_data;
struct wm8350_data *priv = codec->private_data;
int ret;
wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
WM8350_JDL_ENA | WM8350_JDR_ENA);
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
priv->hpl.jack = NULL;
priv->hpr.jack = NULL;
/* cancel any work waiting to be queued. */
ret = cancel_delayed_work(&codec->delayed_work);
/* if there was any work waiting then we run it now and
* wait for its completion */
if (ret) {
schedule_delayed_work(&codec->delayed_work, 0);
flush_scheduled_work();
}
wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
return 0;
}
static int wm8350_rtc_update_irq_enable(struct device *dev,
unsigned int enabled)
{
struct wm8350 *wm8350 = dev_get_drvdata(dev);
/* Suppress duplicate changes since genirq nests enable and
* disable calls. */
if (enabled == wm8350->rtc.update_enabled)
return 0;
if (enabled)
wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_SEC);
else
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350->rtc.update_enabled = enabled;
return 0;
}
/*
* Handle commands from user-space
*/
static int wm8350_rtc_ioctl(struct device *dev, unsigned int cmd,
unsigned long arg)
{
struct wm8350 *wm8350 = dev_get_drvdata(dev);
switch (cmd) {
case RTC_AIE_OFF:
return wm8350_rtc_stop_alarm(wm8350);
case RTC_AIE_ON:
return wm8350_rtc_start_alarm(wm8350);
case RTC_UIE_OFF:
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
break;
case RTC_UIE_ON:
wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_SEC);
break;
default:
return -ENOIOCTLCMD;
}
return 0;
}
static void free_charger_irq(struct wm8350 *wm8350)
{
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_TO);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_TO);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_END);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_END);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_START);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_START);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1);
wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85);
wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_USB_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_USB_FB);
wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_WALL_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_WALL_FB);
wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_BAT_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_BAT_FB);
}
static void imx_3stack_jack_handler(struct wm8350 *wm8350, int irq, void *data)
{
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
schedule_delayed_work(&hp_event, msecs_to_jiffies(200));
}
static int wm8350_rtc_probe(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_rtc *wm_rtc = &wm8350->rtc;
int ret = 0;
u16 timectl, power5;
timectl = wm8350_reg_read(wm8350, WM8350_RTC_TIME_CONTROL);
if (timectl & WM8350_RTC_BCD) {
dev_err(&pdev->dev, "RTC BCD mode not supported\n");
return -EINVAL;
}
if (timectl & WM8350_RTC_12HR) {
dev_err(&pdev->dev, "RTC 12 hour mode not supported\n");
return -EINVAL;
}
/* enable the RTC if it's not already enabled */
power5 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_5);
if (!(power5 & WM8350_RTC_TICK_ENA)) {
dev_info(wm8350->dev, "Starting RTC\n");
wm8350_reg_unlock(wm8350);
ret = wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5,
WM8350_RTC_TICK_ENA);
if (ret < 0) {
dev_err(&pdev->dev, "failed to enable RTC: %d\n", ret);
return ret;
}
wm8350_reg_lock(wm8350);
}
if (timectl & WM8350_RTC_STS) {
int retries;
ret = wm8350_clear_bits(wm8350, WM8350_RTC_TIME_CONTROL,
WM8350_RTC_SET);
if (ret < 0) {
dev_err(&pdev->dev, "failed to start: %d\n", ret);
return ret;
}
retries = WM8350_SET_TIME_RETRIES;
do {
timectl = wm8350_reg_read(wm8350,
WM8350_RTC_TIME_CONTROL);
} while (timectl & WM8350_RTC_STS && --retries);
if (retries == 0) {
dev_err(&pdev->dev, "failed to start: timeout\n");
return -ENODEV;
}
}
device_init_wakeup(&pdev->dev, 1);
wm_rtc->rtc = devm_rtc_device_register(&pdev->dev, "wm8350",
&wm8350_rtc_ops, THIS_MODULE);
if (IS_ERR(wm_rtc->rtc)) {
ret = PTR_ERR(wm_rtc->rtc);
dev_err(&pdev->dev, "failed to register RTC: %d\n", ret);
return ret;
}
wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
wm8350_rtc_update_handler, 0,
"RTC Seconds", wm8350);
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
wm8350_rtc_alarm_handler, 0,
"RTC Alarm", wm8350);
return 0;
}
static int wm8350_probe(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec;
struct wm8350 *wm8350;
struct wm8350_data *priv;
int ret;
struct wm8350_output *out1;
struct wm8350_output *out2;
BUG_ON(!wm8350_codec);
socdev->card->codec = wm8350_codec;
codec = socdev->card->codec;
wm8350 = codec->control_data;
priv = codec->private_data;
/* Enable the codec */
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
/* Enable robust clocking mode in ADC */
wm8350_codec_write(codec, WM8350_SECURITY, 0xa7);
wm8350_codec_write(codec, 0xde, 0x13);
wm8350_codec_write(codec, WM8350_SECURITY, 0);
/* read OUT1 & OUT2 volumes */
out1 = &priv->out1;
out2 = &priv->out2;
out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) &
WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) &
WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) &
WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) &
WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0);
wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0);
wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0);
wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0);
/* Latch VU bits & mute */
wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME,
WM8350_OUT1_VU | WM8350_OUT1L_MUTE);
wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME,
WM8350_OUT2_VU | WM8350_OUT2L_MUTE);
wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME,
WM8350_OUT1_VU | WM8350_OUT1R_MUTE);
wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
wm8350_hp_jack_handler, priv);
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
wm8350_hp_jack_handler, priv);
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
dev_err(&pdev->dev, "failed to create pcms\n");
return ret;
}
snd_soc_add_controls(codec, wm8350_snd_controls,
ARRAY_SIZE(wm8350_snd_controls));
wm8350_add_widgets(codec);
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
