summaryrefslogtreecommitdiff
path: root/drivers/mfd/palmas.c
diff options
context:
space:
mode:
authorJ Keerthy <j-keerthy@ti.com>2013-06-19 09:57:48 +0400
committerSamuel Ortiz <sameo@linux.intel.com>2013-06-20 13:29:18 +0400
commit1ffb0be3ad6186b421921de91092917f0b3ee3e2 (patch)
tree648c9f7c74880fbfb921a6b95c9e67ce92ae59d9 /drivers/mfd/palmas.c
parentad522f4e351d020714959d9570baf3de7fcbad11 (diff)
downloadlinux-1ffb0be3ad6186b421921de91092917f0b3ee3e2.tar.xz
mfd: palmas: Add SMPS10_BOOST feature
The SMPS10 regulator is not presesnt in all the variants of the PALMAS PMIC family. Hence adding a feature to distingush between them. Signed-off-by: J Keerthy <j-keerthy@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/palmas.c')
-rw-r--r--drivers/mfd/palmas.c29
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index b24bee3d00b4..a4e53caa76cd 100644
--- 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 +231,16 @@ 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 const struct of_device_id of_palmas_match_tbl[] = {
+ {
+ .compatible = "ti,palmas",
+ .data = &palmas_features,
+ },
+ { },
+};
+
static int palmas_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
@@ -238,8 +248,9 @@ 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 +272,16 @@ 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 +451,6 @@ 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",