From eb79f3a5a51a1f484e2570d983dc9d8217e8f912 Mon Sep 17 00:00:00 2001 From: Dzmitry Sankouski Date: Thu, 23 Jan 2025 18:04:31 +0300 Subject: [PATCH] Input: max77693 - add max77705 haptic support Add support for haptic controller on MAX77705 Multifunction device. This driver supports external pwm and LRA (Linear Resonant Actuator) motor. User can control the haptic device via force feedback framework. Signed-off-by: Dzmitry Sankouski Acked-by: Dmitry Torokhov Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20250123-starqltechn_integration_upstream-v17-6-8b06685b6612@gmail.com Signed-off-by: Lee Jones --- drivers/input/misc/Kconfig | 6 +++--- drivers/input/misc/max77693-haptic.c | 13 ++++++++++++- 2 files changed, 15 insertions(+), 4 deletions(-) diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 13d135257e060..f5496ca0c0d2b 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -240,12 +240,12 @@ config INPUT_MAX77650_ONKEY will be called max77650-onkey. config INPUT_MAX77693_HAPTIC - tristate "MAXIM MAX77693/MAX77843 haptic controller support" - depends on (MFD_MAX77693 || MFD_MAX77843) && PWM + tristate "MAXIM MAX77693/MAX77705/MAX77843 haptic controller support" + depends on (MFD_MAX77693 || MFD_MAX77705 || MFD_MAX77843) && PWM select INPUT_FF_MEMLESS help This option enables support for the haptic controller on - MAXIM MAX77693 and MAX77843 chips. + MAXIM MAX77693, MAX77705 and MAX77843 chips. To compile this driver as module, choose M here: the module will be called max77693-haptic. diff --git a/drivers/input/misc/max77693-haptic.c b/drivers/input/misc/max77693-haptic.c index cdb9be737e481..1dfd7b95a4ce6 100644 --- a/drivers/input/misc/max77693-haptic.c +++ b/drivers/input/misc/max77693-haptic.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #define MAX_MAGNITUDE_SHIFT 16 @@ -116,6 +117,13 @@ static int max77693_haptic_configure(struct max77693_haptic *haptic, MAX77693_HAPTIC_PWM_DIVISOR_128); config_reg = MAX77693_HAPTIC_REG_CONFIG2; break; + case TYPE_MAX77705: + value = ((haptic->type << MAX77693_CONFIG2_MODE) | + (enable << MAX77693_CONFIG2_MEN) | + (haptic->mode << MAX77693_CONFIG2_HTYP) | + MAX77693_HAPTIC_PWM_DIVISOR_128); + config_reg = MAX77705_PMIC_REG_MCONFIG; + break; case TYPE_MAX77843: value = (haptic->type << MCONFIG_MODE_SHIFT) | (enable << MCONFIG_MEN_SHIFT) | @@ -313,6 +321,7 @@ static int max77693_haptic_probe(struct platform_device *pdev) case TYPE_MAX77693: haptic->regmap_haptic = max77693->regmap_haptic; break; + case TYPE_MAX77705: case TYPE_MAX77843: haptic->regmap_haptic = max77693->regmap; break; @@ -408,6 +417,7 @@ static DEFINE_SIMPLE_DEV_PM_OPS(max77693_haptic_pm_ops, static const struct platform_device_id max77693_haptic_id[] = { { "max77693-haptic", }, + { "max77705-haptic", }, { "max77843-haptic", }, {}, }; @@ -415,6 +425,7 @@ MODULE_DEVICE_TABLE(platform, max77693_haptic_id); static const struct of_device_id of_max77693_haptic_dt_match[] = { { .compatible = "maxim,max77693-haptic", }, + { .compatible = "maxim,max77705-haptic", }, { .compatible = "maxim,max77843-haptic", }, { /* sentinel */ }, }; @@ -433,5 +444,5 @@ module_platform_driver(max77693_haptic_driver); MODULE_AUTHOR("Jaewon Kim "); MODULE_AUTHOR("Krzysztof Kozlowski "); -MODULE_DESCRIPTION("MAXIM 77693/77843 Haptic driver"); +MODULE_DESCRIPTION("MAXIM 77693/77705/77843 Haptic driver"); MODULE_LICENSE("GPL"); -- 2.50.1