diff options
| author | Thomas Abraham <thomas.abraham@linaro.org> | 2012-10-04 00:03:49 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-10-04 23:09:33 -0700 |
| commit | aba828cee24f48bc93a661aaa18caea301786f3e (patch) | |
| tree | 0d19b6bcdcd67c15fdf17510428e62c57d7a6d39 /drivers/input/keyboard/samsung-keypad.c | |
| parent | eb007c8677a9b00e6bd24d1c3e161b3209fcd3be (diff) | |
Input: samsung-keypad - add clk_prepare and clk_unprepare
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>
Diffstat (limited to 'drivers/input/keyboard/samsung-keypad.c')
| -rw-r--r-- | drivers/input/keyboard/samsung-keypad.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/input/keyboard/samsung-keypad.c b/drivers/input/keyboard/samsung-keypad.c index 277e26dc910..9d7a111486f 100644 --- a/drivers/input/keyboard/samsung-keypad.c +++ b/drivers/input/keyboard/samsung-keypad.c @@ -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 @@ err_free_irq: 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); |