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Message-ID: <A874F61F95741C4A9BA573A70FE3998F41EF21C8@DQHE02.ent.ti.com>
Date: Wed, 5 Sep 2012 04:39:11 +0000
From: "Kim, Milo" <Milo.Kim@...com>
To: Mark Brown <broonie@...nsource.wolfsonmicro.com>
CC: "Girdwood, Liam" <lrg@...com>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/5] regulator: lp872x: remove regulator platform data
dependency
This patch enables registering the regulator driver even though
the regulator_init_data is not defined in the platform side.
Signed-off-by: Milo(Woogyom) Kim <milo.kim@...com>
---
drivers/regulator/lp872x.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/regulator/lp872x.c b/drivers/regulator/lp872x.c
index 6199d0f..ddd60c6 100644
--- a/drivers/regulator/lp872x.c
+++ b/drivers/regulator/lp872x.c
@@ -796,11 +796,15 @@ static int lp872x_config(struct lp872x *lp)
static struct regulator_init_data
*lp872x_find_regulator_init_data(int id, struct lp872x *lp)
{
+ struct lp872x_platform_data *pdata = lp->pdata;
int i;
+ if (!pdata)
+ return NULL;
+
for (i = 0; i < lp->num_regulators; i++) {
- if (lp->pdata->regulator_data[i].id == id)
- return lp->pdata->regulator_data[i].init_data;
+ if (pdata->regulator_data[i].id == id)
+ return pdata->regulator_data[i].init_data;
}
return NULL;
@@ -861,18 +865,12 @@ static const struct regmap_config lp872x_regmap_config = {
static int lp872x_probe(struct i2c_client *cl, const struct i2c_device_id *id)
{
struct lp872x *lp;
- struct lp872x_platform_data *pdata = cl->dev.platform_data;
int ret, size, num_regulators;
const int lp872x_num_regulators[] = {
[LP8720] = LP8720_NUM_REGULATORS,
[LP8725] = LP8725_NUM_REGULATORS,
};
- if (!pdata) {
- dev_err(&cl->dev, "no platform data\n");
- return -EINVAL;
- }
-
lp = devm_kzalloc(&cl->dev, sizeof(struct lp872x), GFP_KERNEL);
if (!lp)
goto err_mem;
@@ -892,7 +890,7 @@ static int lp872x_probe(struct i2c_client *cl, const struct i2c_device_id *id)
}
lp->dev = &cl->dev;
- lp->pdata = pdata;
+ lp->pdata = cl->dev.platform_data;
lp->chipid = id->driver_data;
lp->num_regulators = num_regulators;
i2c_set_clientdata(cl, lp);
--
1.7.9.5
Best Regards,
Milo
--
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