[alsa-devel] [PATCH] atmel ac97c: using software reset instead hardware reset if not available
Using software reset instead hardware reset if not available
Signed-off-by: Bo Shen voice.shen@atmel.com Acked-by: Nicolas Ferre nicolas.ferre@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 6e5adde..73516f6 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -899,6 +899,10 @@ static void atmel_ac97c_reset(struct atmel_ac97c *chip) /* AC97 v2.2 specifications says minimum 1 us. */ udelay(2); gpio_set_value(chip->reset_pin, 1); + } else { + ac97c_writel(chip, MR, AC97C_MR_WRST | AC97C_MR_ENA); + udelay(2); + ac97c_writel(chip, MR, AC97C_MR_ENA); } }
At Mon, 19 Dec 2011 17:57:52 +0800, voice wrote:
Using software reset instead hardware reset if not available
Signed-off-by: Bo Shen voice.shen@atmel.com Acked-by: Nicolas Ferre nicolas.ferre@atmel.com
Applied now. Thanks.
Takashi
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 6e5adde..73516f6 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -899,6 +899,10 @@ static void atmel_ac97c_reset(struct atmel_ac97c *chip) /* AC97 v2.2 specifications says minimum 1 us. */ udelay(2); gpio_set_value(chip->reset_pin, 1);
- } else {
ac97c_writel(chip, MR, AC97C_MR_WRST | AC97C_MR_ENA);udelay(2);ac97c_writel(chip, MR, AC97C_MR_ENA);}
-- 1.6.3.3
participants (2)
-
Takashi Iwai -
voice