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Input: samsung-keypad - add clk_prepare and clk_unprepare

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Add calls to clk_prepare and clk_unprepare as required by commom clock
framework.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Thomas Abraham 2012-10-04 00:03:49 -07:00 committed by Dmitry Torokhov
parent eb007c8677
commit aba828cee2
1 changed files with 10 additions and 1 deletions
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11
drivers/input/keyboard/samsung-keypad.c
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@ -431,6 +431,12 @@ static int __devinit samsung_keypad_probe(struct platform_device *pdev)
goto err_unmap_base;
}
error = clk_prepare(keypad->clk);
if (error) {
dev_err(&pdev->dev, "keypad clock prepare failed\n");
goto err_put_clk;
}
keypad->input_dev = input_dev;
keypad->pdev = pdev;
keypad->row_shift = row_shift;
@ -461,7 +467,7 @@ static int __devinit samsung_keypad_probe(struct platform_device *pdev)
keypad->keycodes, input_dev);
if (error) {
dev_err(&pdev->dev, "failed to build keymap\n");
goto err_put_clk;
goto err_unprepare_clk;
}
input_set_capability(input_dev, EV_MSC, MSC_SCAN);
@ -503,6 +509,8 @@ static int __devinit samsung_keypad_probe(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
device_init_wakeup(&pdev->dev, 0);
platform_set_drvdata(pdev, NULL);
err_unprepare_clk:
clk_unprepare(keypad->clk);
err_put_clk:
clk_put(keypad->clk);
samsung_keypad_dt_gpio_free(keypad);
@ -531,6 +539,7 @@ static int __devexit samsung_keypad_remove(struct platform_device *pdev)
*/
free_irq(keypad->irq, keypad);
clk_unprepare(keypad->clk);
clk_put(keypad->clk);
samsung_keypad_dt_gpio_free(keypad);