diff options
Diffstat (limited to 'drivers/misc/atmel-ssc.c')
| -rw-r--r-- | drivers/misc/atmel-ssc.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c index c09c28f92055..f7b90661e321 100644 --- a/drivers/misc/atmel-ssc.c +++ b/drivers/misc/atmel-ssc.c @@ -58,7 +58,7 @@ struct ssc_device *ssc_request(unsigned int ssc_num) ssc->user++; spin_unlock(&user_lock); - clk_enable(ssc->clk); + clk_prepare_enable(ssc->clk); return ssc; } @@ -69,7 +69,7 @@ void ssc_free(struct ssc_device *ssc) spin_lock(&user_lock); if (ssc->user) { ssc->user--; - clk_disable(ssc->clk); + clk_disable_unprepare(ssc->clk); } else { dev_dbg(&ssc->pdev->dev, "device already free\n"); } @@ -154,11 +154,6 @@ static int ssc_probe(struct platform_device *pdev) ssc->pdata = (struct atmel_ssc_platform_data *)plat_dat; regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!regs) { - dev_dbg(&pdev->dev, "no mmio resource defined\n"); - return -ENXIO; - } - ssc->regs = devm_ioremap_resource(&pdev->dev, regs); if (IS_ERR(ssc->regs)) return PTR_ERR(ssc->regs); @@ -172,10 +167,10 @@ static int ssc_probe(struct platform_device *pdev) } /* disable all interrupts */ - clk_enable(ssc->clk); + clk_prepare_enable(ssc->clk); ssc_writel(ssc->regs, IDR, -1); ssc_readl(ssc->regs, SR); - clk_disable(ssc->clk); + clk_disable_unprepare(ssc->clk); ssc->irq = platform_get_irq(pdev, 0); if (!ssc->irq) { |