mfd: max14577: Add muic prefix to regmap config

Add muic prefix to regmap config to differentiate between another regmap
config for MAX77836 PMIC node. Additionally remove unused
symbols: MAX14577_REG_INVALID and max14577_irq_source.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/max14577.c b/drivers/mfd/max14577.c
index 5f13cef..d180fae 100644 (file)
--- a/drivers/mfd/max14577.c
+++ b/drivers/mfd/max14577.c
@@ -37,7 +37,7 @@ static struct mfd_cell max14577_devs[] = {
        { .name = "max14577-charger", },
 };
 
-static bool max14577_volatile_reg(struct device *dev, unsigned int reg)
+static bool max14577_muic_volatile_reg(struct device *dev, unsigned int reg)
 {
        switch (reg) {
        case MAX14577_REG_INT1 ... MAX14577_REG_STATUS3:
@@ -48,10 +48,10 @@ static bool max14577_volatile_reg(struct device *dev, unsigned int reg)
        return false;
 }
 
-static const struct regmap_config max14577_regmap_config = {
+static const struct regmap_config max14577_muic_regmap_config = {
        .reg_bits       = 8,
        .val_bits       = 8,
-       .volatile_reg   = max14577_volatile_reg,
+       .volatile_reg   = max14577_muic_volatile_reg,
        .max_register   = MAX14577_REG_END,
 };
 
@@ -113,7 +113,8 @@ static int max14577_i2c_probe(struct i2c_client *i2c,
        max14577->i2c = i2c;
        max14577->irq = i2c->irq;
 
-       max14577->regmap = devm_regmap_init_i2c(i2c, &max14577_regmap_config);
+       max14577->regmap = devm_regmap_init_i2c(i2c,
+                       &max14577_muic_regmap_config);
        if (IS_ERR(max14577->regmap)) {
                ret = PTR_ERR(max14577->regmap);
                dev_err(max14577->dev, "Failed to allocate register map: %d\n",

diff --git a/include/linux/mfd/max14577-private.h b/include/linux/mfd/max14577-private.h
index c9b332f..97b78d9 100644 (file)
--- a/include/linux/mfd/max14577-private.h
+++ b/include/linux/mfd/max14577-private.h
@@ -22,9 +22,7 @@
 #include <linux/i2c.h>
 #include <linux/regmap.h>
 
-#define MAX14577_REG_INVALID           (0xff)
-
-/* Slave addr = 0x4A: Interrupt */
+/* Slave addr = 0x4A: MUIC and Charger */
 enum max14577_reg {
        MAX14577_REG_DEVICEID           = 0x00,
        MAX14577_REG_INT1               = 0x01,