From efbf49224acc8ba5ac4d7ac93b5035836aebf400 Mon Sep 17 00:00:00 2001 From: Jaewon Kim Date: Thu, 18 Sep 2014 01:40:24 +0900 Subject: [PATCH] mfd: max77693: Initialize haptic register map This patch add regmap_haptic initialization to use haptic register map in haptic device driver. Signed-off-by: Jaewon Kim Acked-by: Chanwoo Choi Signed-off-by: Lee Jones --- drivers/mfd/max77693.c | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c index cf008f4..09bf664 100644 --- a/drivers/mfd/max77693.c +++ b/drivers/mfd/max77693.c @@ -147,6 +147,12 @@ static const struct regmap_irq_chip max77693_muic_irq_chip = { .num_irqs = ARRAY_SIZE(max77693_muic_irqs), }; +static const struct regmap_config max77693_regmap_haptic_config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = MAX77693_HAPTIC_REG_END, +}; + static int max77693_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { @@ -196,6 +202,15 @@ static int max77693_i2c_probe(struct i2c_client *i2c, } i2c_set_clientdata(max77693->haptic, max77693); + max77693->regmap_haptic = devm_regmap_init_i2c(max77693->haptic, + &max77693_regmap_haptic_config); + if (IS_ERR(max77693->regmap_haptic)) { + ret = PTR_ERR(max77693->regmap_haptic); + dev_err(max77693->dev, + "failed to initialize haptic register map: %d\n", ret); + goto err_regmap; + } + /* * Initialize register map for MUIC device because use regmap-muic * instance of MUIC device when irq of max77693 is initialized @@ -207,7 +222,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c, ret = PTR_ERR(max77693->regmap_muic); dev_err(max77693->dev, "failed to allocate register map: %d\n", ret); - goto err_regmap_muic; + goto err_regmap; } ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, @@ -217,7 +232,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c, &max77693->irq_data_led); if (ret) { dev_err(max77693->dev, "failed to add irq chip: %d\n", ret); - goto err_regmap_muic; + goto err_regmap; } ret = regmap_add_irq_chip(max77693->regmap, max77693->irq, @@ -268,7 +283,7 @@ err_irq_charger: regmap_del_irq_chip(max77693->irq, max77693->irq_data_topsys); err_irq_topsys: regmap_del_irq_chip(max77693->irq, max77693->irq_data_led); -err_regmap_muic: +err_regmap: i2c_unregister_device(max77693->haptic); err_i2c_haptic: i2c_unregister_device(max77693->muic); -- 2.7.4