ASoC: fsl: fix fsl_spdif.c build errors

Fix build errors in sound/soc/fsl/fsl_spdif.c by selecting BITREVERSE.
Fixes these build errors:

sound/built-in.o: In function `spdif_write_channel_status':
fsl_spdif.c:(.text+0xbe39d): undefined reference to `byte_rev_table'
fsl_spdif.c:(.text+0xbe3a8): undefined reference to `byte_rev_table'
fsl_spdif.c:(.text+0xbe3be): undefined reference to `byte_rev_table'
fsl_spdif.c:(.text+0xbe3d8): undefined reference to `byte_rev_table'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig
index 19bdcac71775..37f9b6201918 100644
--- a/sound/soc/fsl/Kconfig
+++ b/sound/soc/fsl/Kconfig
@@ -40,6 +40,7 @@ config SND_SOC_FSL_SPDIF
         select REGMAP_MMIO
         select SND_SOC_IMX_PCM_DMA if SND_IMX_SOC != n
         select SND_SOC_IMX_PCM_FIQ if SND_IMX_SOC != n && (MXC_TZIC || MXC_AVIC)
+        select BITREVERSE
         help
           Say Y if you want to add Sony/Philips Digital Interface (SPDIF)
           support for the Freescale CPUs.