ASoC: fsl_sai: Drop useless channels check in hw_params()
SAi only supports two data channels on hardware level and the driver also does
register the min->1 and max->2, so no need to check channels.
Signed-off-by: Nicolin Chen <Guangyu.Chen@freescale.com>
Reviewed-by: Xiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index e68102e..8450bff 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -278,10 +278,7 @@
val_cr5 |= FSL_SAI_CR5_FBT(0);
val_cr4 |= FSL_SAI_CR4_FRSZ(channels);
- if (channels == 2 || channels == 1)
- val_mr = ~0UL - ((1 << channels) - 1);
- else
- return -EINVAL;
+ val_mr = ~0UL - ((1 << channels) - 1);
sai_writel(sai, val_cr4, sai->base + reg_cr4);
sai_writel(sai, val_cr5, sai->base + reg_cr5);