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From: Lars-Peter Clausen <lars@metafoo.de>
To: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>,
tiwai@suse.de, perex@perex.cz
Cc: broonie@kernel.org, lgirdwood@gmail.com,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
alsa-devel@alsa-project.org
Subject: Re: [PATCH 4/4] sound: jz4740: Enable codec clock during dai_probe
Date: Mon, 26 Jan 2015 11:40:00 +0100 [thread overview]
Message-ID: <54C61980.9030205@metafoo.de> (raw)
In-Reply-To: <1422267511-6649-5-git-send-email-Zubair.Kakakhel@imgtec.com>
On 01/26/2015 11:18 AM, Zubair Lutfullah Kakakhel wrote:
> As we are moving away from platform to DT, we cant rely on the board
> file to do this now. So enable it here.
I don't understand this changelog. The board file never did this. The driver
enables the clock in the startup() callback.
>
> Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
> ---
> sound/soc/jz4740/jz4740-i2s.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c
> index 3c309fc..a7e4a7b 100644
> --- a/sound/soc/jz4740/jz4740-i2s.c
> +++ b/sound/soc/jz4740/jz4740-i2s.c
> @@ -376,6 +376,10 @@ static int jz4740_i2s_dai_probe(struct snd_soc_dai *dai)
> JZ_AIC_CONF_I2S |
> JZ_AIC_CONF_INTERNAL_CODEC;
>
> + /* enable codec sysclk */
> + clk_set_rate(i2s->clk_i2s, 12000000);
> + clk_prepare_enable(i2s->clk_i2s);
> +
> jz4740_i2s_write(i2s, JZ_REG_AIC_CONF, JZ_AIC_CONF_RESET);
> jz4740_i2s_write(i2s, JZ_REG_AIC_CONF, conf);
>
>
next prev parent reply other threads:[~2015-01-26 10:40 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-26 10:18 [PATCH 0/4] sound:soc: jz4740: DT, dynamic sampling, enable clocks Zubair Lutfullah Kakakhel
2015-01-26 10:18 ` [PATCH 1/4] sound: soc: jz4740: Add dynamic sampling rate support to jz4740-i2s Zubair Lutfullah Kakakhel
2015-01-26 10:35 ` Lars-Peter Clausen
2015-01-26 10:18 ` [PATCH 2/4] dt: sound: jz4740: Add binding documentation for jz4740-i2s Zubair Lutfullah Kakakhel
2015-01-26 10:37 ` Lars-Peter Clausen
2015-01-26 11:32 ` Zubair Lutfullah Kakakhel
2015-01-26 11:38 ` [alsa-devel] " Lars-Peter Clausen
2015-01-26 11:56 ` Arnd Bergmann
2015-01-26 10:18 ` [PATCH 3/4] sound: soc: jz4740: Add DT support to jz4740-i2s driver Zubair Lutfullah Kakakhel
2015-01-26 10:18 ` [PATCH 4/4] sound: jz4740: Enable codec clock during dai_probe Zubair Lutfullah Kakakhel
2015-01-26 10:40 ` Lars-Peter Clausen [this message]
2015-01-26 11:30 ` Zubair Lutfullah Kakakhel
2015-01-26 11:42 ` [alsa-devel] " Lars-Peter Clausen
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