diff options
| author | Ulf Hansson <ulf.hansson@linaro.org> | 2012-11-03 12:16:55 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-11-10 00:28:46 -0800 |
| commit | d852f9597359babcc3f6b328cefc151ab6995d00 (patch) | |
| tree | 3e1af8cd8880ef5b020c68d54e1703ebe3b948d7 /drivers/input/keyboard/nomadik-ske-keypad.c | |
| parent | 4e99aab78ab2adf7645b7f58b2b549e6ea205dd7 (diff) | |
| download | linux-d852f9597359babcc3f6b328cefc151ab6995d00.tar.gz | |
Input: nomadik-ske-keypad - start using the apb_pclk
Previously this clock was handled internally by the clockdriver,
but now this is separate clk. So we need take care of it.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/keyboard/nomadik-ske-keypad.c')
| -rw-r--r-- | drivers/input/keyboard/nomadik-ske-keypad.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/input/keyboard/nomadik-ske-keypad.c b/drivers/input/keyboard/nomadik-ske-keypad.c index 95dcc9bdeec3..a1a9375f18ff 100644 --- a/drivers/input/keyboard/nomadik-ske-keypad.c +++ b/drivers/input/keyboard/nomadik-ske-keypad.c @@ -67,6 +67,7 @@ struct ske_keypad { const struct ske_keypad_platform_data *board; unsigned short keymap[SKE_KPD_NUM_ROWS * SKE_KPD_NUM_COLS]; struct clk *clk; + struct clk *pclk; spinlock_t ske_keypad_lock; }; @@ -271,11 +272,18 @@ static int __init ske_keypad_probe(struct platform_device *pdev) goto err_free_mem_region; } + keypad->pclk = clk_get(&pdev->dev, "apb_pclk"); + if (IS_ERR(keypad->pclk)) { + dev_err(&pdev->dev, "failed to get pclk\n"); + error = PTR_ERR(keypad->pclk); + goto err_iounmap; + } + keypad->clk = clk_get(&pdev->dev, NULL); if (IS_ERR(keypad->clk)) { dev_err(&pdev->dev, "failed to get clk\n"); error = PTR_ERR(keypad->clk); - goto err_iounmap; + goto err_pclk; } input->id.bustype = BUS_HOST; @@ -294,10 +302,16 @@ static int __init ske_keypad_probe(struct platform_device *pdev) if (!plat->no_autorepeat) __set_bit(EV_REP, input->evbit); + error = clk_prepare_enable(keypad->pclk); + if (error) { + dev_err(&pdev->dev, "Failed to prepare/enable pclk\n"); + goto err_clk; + } + error = clk_prepare_enable(keypad->clk); if (error) { dev_err(&pdev->dev, "Failed to prepare/enable clk\n"); - goto err_clk; + goto err_pclk_disable; } @@ -336,8 +350,12 @@ err_free_irq: free_irq(keypad->irq, keypad); err_clk_disable: clk_disable_unprepare(keypad->clk); +err_pclk_disable: + clk_disable_unprepare(keypad->pclk); err_clk: clk_put(keypad->clk); +err_pclk: + clk_put(keypad->pclk); err_iounmap: iounmap(keypad->reg_base); err_free_mem_region: |