[alsa-devel] [PATCH 3/3] ASoC: fsl_sai: Add support for Right-J mode

Nicolin Chen nicoleotsuka at gmail.com
Wed Jan 21 19:53:20 CET 2015


On Tue, Jan 20, 2015 at 08:21:20PM +0800, Zidan Wang wrote:
> Add Right-J mode and set TCR5 FBT bit to let data right justify.
> 
> Signed-off-by: Zidan Wang <zidan.wang at freescale.com>

> -	if (sai->is_lsb_first)
> +	if (sai->is_lsb_first && sai->is_right_j_mode)
>  		val_cr5 |= FSL_SAI_CR5_FBT(0);

Are you sure that FBT(0) is correct for right justified mode?
Because the original code is using FBT(0) for the lsb_first
situation and it shouldn't be right justified mode as default.

Nicolin


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