[alsa-devel] [PATCH v2 7/9] snd-atmel-ac97c: cleanup registers when removing driver

This patch will set the channel A and control channel mode register to zero before disabling the AC97C peripheral.

Signed-off-by: Hans-Christian Egtvedt hans-christian.egtvedt@atmel.com --- sound/atmel/ac97c.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 90527c1..4df9ca4 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -969,6 +969,10 @@ static int __devexit atmel_ac97c_remove(struct platform_device *pdev) if (gpio_is_valid(chip->reset_pin)) gpio_free(chip->reset_pin);

+ ac97c_writel(chip, CAMR, 0); + ac97c_writel(chip, COMR, 0); + ac97c_writel(chip, MR, 0); + clk_disable(chip->pclk); clk_put(chip->pclk); iounmap(chip->regs);