diff options
| author | Lucas Tanure <tanureal@opensource.cirrus.com> | 2022-04-13 11:37:15 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2022-04-13 11:42:33 +0300 |
| commit | fcad8950a50dec5962b1b7b18a285daf7c137178 (patch) | |
| tree | fd36f29abd6ed195c37e7d3929315486b5946fb0 /sound/soc/codecs/cs35l41-lib.c | |
| parent | 2603c974b45dbfeece80474ee32173756aac3ba1 (diff) | |
| download | linux-fcad8950a50dec5962b1b7b18a285daf7c137178.tar.xz | |
ALSA: cs35l41: Move cs35l41_gpio_config to shared lib
ASoC and HDA can use a single function to configure the chip gpios.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-4-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/soc/codecs/cs35l41-lib.c')
| -rw-r--r-- | sound/soc/codecs/cs35l41-lib.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c index 905c648a8f49..eeeaeaa0db82 100644 --- a/sound/soc/codecs/cs35l41-lib.c +++ b/sound/soc/codecs/cs35l41-lib.c @@ -1040,6 +1040,47 @@ int cs35l41_boost_config(struct device *dev, struct regmap *regmap, int boost_in } EXPORT_SYMBOL_GPL(cs35l41_boost_config); +int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg) +{ + struct cs35l41_gpio_cfg *gpio1 = &hw_cfg->gpio1; + struct cs35l41_gpio_cfg *gpio2 = &hw_cfg->gpio2; + int irq_pol = IRQF_TRIGGER_NONE; + + regmap_update_bits(regmap, CS35L41_GPIO1_CTRL1, + CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK, + gpio1->pol_inv << CS35L41_GPIO_POL_SHIFT | + !gpio1->out_en << CS35L41_GPIO_DIR_SHIFT); + + regmap_update_bits(regmap, CS35L41_GPIO2_CTRL1, + CS35L41_GPIO_POL_MASK | CS35L41_GPIO_DIR_MASK, + gpio2->pol_inv << CS35L41_GPIO_POL_SHIFT | + !gpio2->out_en << CS35L41_GPIO_DIR_SHIFT); + + if (gpio1->valid) + regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO1_CTRL_MASK, + gpio1->func << CS35L41_GPIO1_CTRL_SHIFT); + + if (gpio2->valid) { + regmap_update_bits(regmap, CS35L41_GPIO_PAD_CONTROL, CS35L41_GPIO2_CTRL_MASK, + gpio2->func << CS35L41_GPIO2_CTRL_SHIFT); + + switch (gpio2->func) { + case CS35L41_GPIO2_INT_PUSH_PULL_LOW: + case CS35L41_GPIO2_INT_OPEN_DRAIN: + irq_pol = IRQF_TRIGGER_LOW; + break; + case CS35L41_GPIO2_INT_PUSH_PULL_HIGH: + irq_pol = IRQF_TRIGGER_HIGH; + break; + default: + break; + } + } + + return irq_pol; +} +EXPORT_SYMBOL_GPL(cs35l41_gpio_config); + MODULE_DESCRIPTION("CS35L41 library"); MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>"); MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>"); |