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| author |   Astrid Rost <astrid.rost@axis.com> | 2022-09-21 10:18:34 +0200 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2022-09-21 10:28:16 +0100 |
| commit | d20fa87e80c363a1c9534afb31df2fa90087e51d (patch) | |
| tree | 9bcc9f32668b313caaa69cff7305328be8db977c /sound/soc | |
| parent | ASoC: SOF: Add SKL/KBL support for IPC4 CI tests (diff) | |
| download | linux-dev-d20fa87e80c363a1c9534afb31df2fa90087e51d.tar.xz linux-dev-d20fa87e80c363a1c9534afb31df2fa90087e51d.zip | |
ASoC: ts3a227e: add parameters to control debounce times
Add devicetree parameters to control the insert, release and press
debounce times.
Signed-off-by: Astrid Rost <astrid.rost@axis.com>
Link: https://lore.kernel.org/r/20220921081834.22009-4-astrid.rost@axis.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/ts3a227e.c | 61 |
1 files changed, 55 insertions, 6 deletions
diff --git a/sound/soc/codecs/ts3a227e.c b/sound/soc/codecs/ts3a227e.c index d8ab0810fceb..2305a472d132 100644 --- a/sound/soc/codecs/ts3a227e.c +++ b/sound/soc/codecs/ts3a227e.c @@ -78,12 +78,20 @@ static const int ts3a227e_buttons[] = { #define ADC_COMPLETE_INT_DISABLE 0x04 #define INTB_DISABLE 0x08 +/* TS3A227E_REG_SETTING_1 0x4 */ +#define DEBOUNCE_INSERTION_SETTING_SFT (0) +#define DEBOUNCE_INSERTION_SETTING_MASK (0x7 << DEBOUNCE_PRESS_SETTING_SFT) + /* TS3A227E_REG_SETTING_2 0x05 */ #define KP_ENABLE 0x04 /* TS3A227E_REG_SETTING_3 0x06 */ -#define MICBIAS_SETTING_SFT (3) +#define MICBIAS_SETTING_SFT 3 #define MICBIAS_SETTING_MASK (0x7 << MICBIAS_SETTING_SFT) +#define DEBOUNCE_RELEASE_SETTING_SFT 2 +#define DEBOUNCE_RELEASE_SETTING_MASK (0x1 << DEBOUNCE_RELEASE_SETTING_SFT) +#define DEBOUNCE_PRESS_SETTING_SFT 0 +#define DEBOUNCE_PRESS_SETTING_MASK (0x3 << DEBOUNCE_PRESS_SETTING_SFT) /* TS3A227E_REG_ACCESSORY_STATUS 0x0b */ #define TYPE_3_POLE 0x01 @@ -136,7 +144,7 @@ static bool ts3a227e_volatile_reg(struct device *dev, unsigned int reg) { switch (reg) { case TS3A227E_REG_INTERRUPT ... TS3A227E_REG_INTERRUPT_DISABLE: - case TS3A227E_REG_SETTING_2: + case TS3A227E_REG_SETTING_1 ... TS3A227E_REG_SETTING_2: case TS3A227E_REG_SWITCH_STATUS_1 ... TS3A227E_REG_ADC_OUTPUT: return true; default: @@ -269,14 +277,55 @@ static const struct regmap_config ts3a227e_regmap_config = { static int ts3a227e_parse_device_property(struct ts3a227e *ts3a227e, struct device *dev) { - u32 micbias; + u32 value; + u32 value_ms; + u32 setting3_value = 0; + u32 setting3_mask = 0; int err; - err = device_property_read_u32(dev, "ti,micbias", &micbias); + err = device_property_read_u32(dev, "ti,micbias", &value); + if (!err) { + setting3_mask = MICBIAS_SETTING_MASK; + setting3_value = (value << MICBIAS_SETTING_SFT) & + MICBIAS_SETTING_MASK; + } + + err = device_property_read_u32(dev, "ti,debounce-release-ms", + &value_ms); if (!err) { + value = (value_ms > 10); + setting3_mask |= DEBOUNCE_RELEASE_SETTING_MASK; + setting3_value |= (value << DEBOUNCE_RELEASE_SETTING_SFT) & + DEBOUNCE_RELEASE_SETTING_MASK; + } + + err = device_property_read_u32(dev, "ti,debounce-press-ms", &value_ms); + if (!err) { + value = (value_ms + 20) / 40; + if (value > 3) + value = 3; + setting3_mask |= DEBOUNCE_PRESS_SETTING_MASK; + setting3_value |= (value << DEBOUNCE_PRESS_SETTING_SFT) & + DEBOUNCE_PRESS_SETTING_MASK; + } + + if (setting3_mask) regmap_update_bits(ts3a227e->regmap, TS3A227E_REG_SETTING_3, - MICBIAS_SETTING_MASK, - (micbias & 0x07) << MICBIAS_SETTING_SFT); + setting3_mask, setting3_value); + + err = device_property_read_u32(dev, "ti,debounce-insertion-ms", + &value_ms); + if (!err) { + if (value_ms < 165) + value = (value_ms + 15) / 30; + else if (value_ms < 1500) + value = 6; + else + value = 7; + regmap_update_bits(ts3a227e->regmap, TS3A227E_REG_SETTING_1, + DEBOUNCE_INSERTION_SETTING_MASK, + (value << DEBOUNCE_INSERTION_SETTING_SFT) & + DEBOUNCE_INSERTION_SETTING_MASK); } return 0; |