diff options
| -rw-r--r-- | drivers/mfd/wm8994-core.c | 41 | ||||
| -rw-r--r-- | drivers/mfd/wm8994-regmap.c | 5 | ||||
| -rw-r--r-- | drivers/mfd/wm8994.h | 1 |
3 files changed, 30 insertions, 17 deletions
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index aafac5b5f3a5..f9c4016baea6 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -334,6 +334,7 @@ static int wm8994_ldo_in_use(struct wm8994_pdata *pdata, int ldo) static int wm8994_device_init(struct wm8994 *wm8994, int irq) { struct wm8994_pdata *pdata = wm8994->dev->platform_data; + struct regmap_config *regmap_config; const char *devname; int ret, i; int pulls = 0; @@ -465,6 +466,28 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq) dev_info(wm8994->dev, "%s revision %c\n", devname, 'A' + ret); + switch (wm8994->type) { + case WM1811: + regmap_config = &wm1811_regmap_config; + break; + case WM8994: + regmap_config = &wm8994_regmap_config; + break; + case WM8958: + regmap_config = &wm8958_regmap_config; + break; + default: + dev_err(wm8994->dev, "Unknown device type %d\n", wm8994->type); + return -EINVAL; + } + + ret = regmap_reinit_cache(wm8994->regmap, regmap_config); + if (ret != 0) { + dev_err(wm8994->dev, "Failed to reinit register cache: %d\n", + ret); + return ret; + } + if (pdata) { wm8994->irq_base = pdata->irq_base; wm8994->gpio_base = pdata->gpio_base; @@ -556,7 +579,6 @@ static int wm8994_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm8994 *wm8994; - struct regmap_config *regmap_config; int ret; wm8994 = devm_kzalloc(&i2c->dev, sizeof(struct wm8994), GFP_KERNEL); @@ -568,22 +590,7 @@ static int wm8994_i2c_probe(struct i2c_client *i2c, wm8994->irq = i2c->irq; wm8994->type = id->driver_data; - switch (wm8994->type) { - case WM1811: - regmap_config = &wm1811_regmap_config; - break; - case WM8994: - regmap_config = &wm8994_regmap_config; - break; - case WM8958: - regmap_config = &wm8958_regmap_config; - break; - default: - dev_err(wm8994->dev, "Unknown device type %d\n", wm8994->type); - return -EINVAL; - } - - wm8994->regmap = regmap_init_i2c(i2c, regmap_config); + wm8994->regmap = regmap_init_i2c(i2c, &wm8994_base_regmap_config); if (IS_ERR(wm8994->regmap)) { ret = PTR_ERR(wm8994->regmap); dev_err(wm8994->dev, "Failed to allocate register map: %d\n", diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c index d98a70e26076..03594c257ef2 100644 --- a/drivers/mfd/wm8994-regmap.c +++ b/drivers/mfd/wm8994-regmap.c @@ -1216,3 +1216,8 @@ struct regmap_config wm8958_regmap_config = { .volatile_reg = wm8958_volatile_register, .readable_reg = wm8958_readable_register, }; + +struct regmap_config wm8994_base_regmap_config = { + .reg_bits = 16, + .val_bits = 16, +}; diff --git a/drivers/mfd/wm8994.h b/drivers/mfd/wm8994.h index bf2bdc1ede38..6f39a84eeadf 100644 --- a/drivers/mfd/wm8994.h +++ b/drivers/mfd/wm8994.h @@ -20,5 +20,6 @@ extern struct regmap_config wm1811_regmap_config; extern struct regmap_config wm8994_regmap_config; extern struct regmap_config wm8958_regmap_config; +extern struct regmap_config wm8994_base_regmap_config; #endif |