I2S_TXCR_FBM_SHIFT   28 sound/soc/rockchip/rockchip_i2s.h #define I2S_TXCR_FBM_MSB	(0 << I2S_TXCR_FBM_SHIFT)
I2S_TXCR_FBM_SHIFT   29 sound/soc/rockchip/rockchip_i2s.h #define I2S_TXCR_FBM_LSB	(1 << I2S_TXCR_FBM_SHIFT)