devm_clk_get_enabled() returns the clk already (prepared and) enabled
and the automatically called cleanup cares for disabling (and
unpreparing). So simplify .probe() and .remove() accordingly.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-imx.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index cf5bacf3a488..42189a5f2905 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1482,17 +1482,11 @@ static int i2c_imx_probe(struct platform_device *pdev)
ACPI_COMPANION_SET(&i2c_imx->adapter.dev, ACPI_COMPANION(&pdev->dev));
/* Get I2C clock */
- i2c_imx->clk = devm_clk_get(&pdev->dev, NULL);
+ i2c_imx->clk = devm_clk_get_enabled(&pdev->dev, NULL);
if (IS_ERR(i2c_imx->clk))
return dev_err_probe(&pdev->dev, PTR_ERR(i2c_imx->clk),
"can't get I2C clock\n");
- ret = clk_prepare_enable(i2c_imx->clk);
- if (ret) {
- dev_err(&pdev->dev, "can't enable I2C clock, ret=%d\n", ret);
- return ret;
- }
-
/* Init queue */
init_waitqueue_head(&i2c_imx->queue);
@@ -1564,7 +1558,6 @@ static int i2c_imx_probe(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);
pm_runtime_dont_use_autosuspend(&pdev->dev);
- clk_disable_unprepare(i2c_imx->clk);
return ret;
}
@@ -1590,7 +1583,6 @@ static int i2c_imx_remove(struct platform_device *pdev)
imx_i2c_write_reg(0, i2c_imx, IMX_I2C_IFDR);
imx_i2c_write_reg(0, i2c_imx, IMX_I2C_I2CR);
imx_i2c_write_reg(0, i2c_imx, IMX_I2C_I2SR);
- clk_disable(i2c_imx->clk);
}
clk_notifier_unregister(i2c_imx->clk, &i2c_imx->clk_change_nb);
@@ -1598,8 +1590,6 @@ static int i2c_imx_remove(struct platform_device *pdev)
if (irq >= 0)
free_irq(irq, i2c_imx);
- clk_unprepare(i2c_imx->clk);
-
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_disable(&pdev->dev);
base-commit: eeac8ede17557680855031c6f305ece2378af326
--
2.39.1
