From: Nicolin Chen <nicoleotsuka@gmail.com>
To: Xuebing Wang <xbing6@gmail.com>
Cc: alsa-devel@alsa-project.org,
niranjan Patil <Niranjan.Patil@infocus.com>,
timur Tabi <timur@tabi.org>,
richard Jiang <Richard.Jiang@infocus.com>,
xiubo Li <Xiubo.Lee@gmail.com>
Subject: Re: About iMX6SL AUDMUX (port 7) and SSI3
Date: Wed, 25 Feb 2015 22:28:25 -0800 [thread overview]
Message-ID: <20150226062824.GA2112@Asurada> (raw)
In-Reply-To: <54EDBCDD.7040108@gmail.com>
On Wed, Feb 25, 2015 at 08:15:25PM +0800, Xuebing Wang wrote:
> Thanks. I am trying routing aud3 to internal ssi2. Thus in my case: int_port
> = 2, ext_port = 3, right? Of course, there are int_port-- and ext_port --.
As the port numbers come from Device Tree which is hardware description
so it must match the index from hardware Reference Manual. You don't
need to worry about unless there's a bug.
> As I am using I2S master mode (ssi2 generates both bit clock and frame sync,
> thus (dai_fmt & MASK) == SND_SOC_DAIFMT_CBM_CFM. According to iMX6SL
CBM_CFM stands for CODEC Bit Clock Master and CODEC Frame Sync Clock Master.
So what you need is the opposite -- SND_SOC_DAIFMT_CBS_CFS.
Nicolin
prev parent reply other threads:[~2015-02-26 6:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-19 10:57 About iMX6SL AUDMUX (port 7) and SSI3 Xuebing Wang
2015-02-20 5:01 ` Nicolin Chen
2015-02-25 8:28 ` Xuebing Wang
2015-02-25 8:38 ` Nicolin Chen
2015-02-25 12:15 ` Xuebing Wang
2015-02-26 6:28 ` Nicolin Chen [this message]
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