mfd: palmas: Add TPS659038 PMIC support

[deliverable/linux.git] / drivers / mfd / palmas.c

diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index b24bee3d00b444e0ae79382f945e8323791c8072..e4d1c706df8b9d1cf6a5f9f2f835cc652097789b 100644 (file)
--- a/drivers/mfd/palmas.c
+++ b/drivers/mfd/palmas.c
@@ -23,7 +23,7 @@
 #include <linux/err.h>
 #include <linux/mfd/core.h>
 #include <linux/mfd/palmas.h>
-#include <linux/of_platform.h>
+#include <linux/of_device.h>
 
 static const struct regmap_config palmas_regmap_config[PALMAS_NUM_CLIENTS] = {
        {
@@ -231,6 +231,21 @@ static void palmas_dt_to_pdata(struct i2c_client *i2c,
                palmas_set_pdata_irq_flag(i2c, pdata);
 }
 
+static unsigned int palmas_features = PALMAS_PMIC_FEATURE_SMPS10_BOOST;
+static unsigned int tps659038_features;
+
+static const struct of_device_id of_palmas_match_tbl[] = {
+       {
+               .compatible = "ti,palmas",
+               .data = &palmas_features,
+       },
+       {
+               .compatible = "ti,tps659038",
+               .data = &tps659038_features,
+       },
+       { },
+};
+
 static int palmas_i2c_probe(struct i2c_client *i2c,
                            const struct i2c_device_id *id)
 {
@@ -238,8 +253,9 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
        struct palmas_platform_data *pdata;
        struct device_node *node = i2c->dev.of_node;
        int ret = 0, i;
-       unsigned int reg, addr;
+       unsigned int reg, addr, *features;
        int slave;
+       const struct of_device_id *match;
 
        pdata = dev_get_platdata(&i2c->dev);
 
@@ -261,9 +277,16 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
 
        i2c_set_clientdata(i2c, palmas);
        palmas->dev = &i2c->dev;
-       palmas->id = id->driver_data;
        palmas->irq = i2c->irq;
 
+       match = of_match_device(of_match_ptr(of_palmas_match_tbl), &i2c->dev);
+
+       if (!match)
+               return -ENODATA;
+
+       features = (unsigned int *)match->data;
+       palmas->features = *features;
+
        for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
                if (i == 0)
                        palmas->i2c_clients[i] = i2c;
@@ -433,11 +456,6 @@ static const struct i2c_device_id palmas_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, palmas_i2c_id);
 
-static struct of_device_id of_palmas_match_tbl[] = {
-       { .compatible = "ti,palmas", },
-       { /* end */ }
-};
-
 static struct i2c_driver palmas_i2c_driver = {
        .driver = {
                   .name = "palmas",