From: Linus Walleij <linus.walleij@xxxxxxxxxx>
The regulator fetched by the Nomadik I2C driver is actually a
voltage domain regulator. Stop doing this in the driver and
let the power domain code handle any regulators, as discussed
on the list.
Cc: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
drivers/i2c/busses/i2c-nomadik.c | 17 -----------------
1 file changed, 17 deletions(-)
diff --git a/drivers/i2c/busses/i2c-nomadik.c b/drivers/i2c/busses/i2c-nomadik.c
index 61b00ed..1b898b6 100644
--- a/drivers/i2c/busses/i2c-nomadik.c
+++ b/drivers/i2c/busses/i2c-nomadik.c
@@ -22,7 +22,6 @@
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
-#include <linux/regulator/consumer.h>
#include <linux/pm_runtime.h>
#include <linux/platform_data/i2c-nomadik.h>
@@ -146,7 +145,6 @@ struct i2c_nmk_client {
* @stop: stop condition.
* @xfer_complete: acknowledge completion for a I2C message.
* @result: controller propogated result.
- * @regulator: pointer to i2c regulator.
* @busy: Busy doing transfer.
*/
struct nmk_i2c_dev {
@@ -160,7 +158,6 @@ struct nmk_i2c_dev {
int stop;
struct completion xfer_complete;
int result;
- struct regulator *regulator;
bool busy;
};
@@ -643,8 +640,6 @@ static int nmk_i2c_xfer(struct i2c_adapter *i2c_adap,
dev->busy = true;
- if (dev->regulator)
- regulator_enable(dev->regulator);
pm_runtime_get_sync(&dev->adev->dev);
clk_enable(dev->clk);
@@ -676,8 +671,6 @@ static int nmk_i2c_xfer(struct i2c_adapter *i2c_adap,
out:
clk_disable(dev->clk);
pm_runtime_put_sync(&dev->adev->dev);
- if (dev->regulator)
- regulator_disable(dev->regulator);
dev->busy = false;
@@ -957,12 +950,6 @@ static int nmk_i2c_probe(struct amba_device *adev, const struct amba_id *id)
goto err_irq;
}
- dev->regulator = regulator_get(&adev->dev, "v-i2c");
- if (IS_ERR(dev->regulator)) {
- dev_warn(&adev->dev, "could not get i2c regulator\n");
- dev->regulator = NULL;
- }
-
pm_suspend_ignore_children(&adev->dev, true);
dev->clk = clk_get(&adev->dev, NULL);
@@ -1009,8 +996,6 @@ static int nmk_i2c_probe(struct amba_device *adev, const struct amba_id *id)
err_add_adap:
clk_put(dev->clk);
err_no_clk:
- if (dev->regulator)
- regulator_put(dev->regulator);
free_irq(dev->irq, dev);
err_irq:
iounmap(dev->virtbase);
@@ -1038,8 +1023,6 @@ static int nmk_i2c_remove(struct amba_device *adev)
if (res)
release_mem_region(res->start, resource_size(res));
clk_put(dev->clk);
- if (dev->regulator)
- regulator_put(dev->regulator);
pm_runtime_disable(&adev->dev);
amba_set_drvdata(adev, NULL);
kfree(dev);
--
1.7.11.3
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