I2S_RXCR_CSR_SHIFT   51 sound/soc/rockchip/rockchip_i2s.h #define I2S_RXCR_CSR(x)		(x << I2S_RXCR_CSR_SHIFT)
I2S_RXCR_CSR_SHIFT   52 sound/soc/rockchip/rockchip_i2s.h #define I2S_RXCR_CSR_MASK	(3 << I2S_RXCR_CSR_SHIFT)