I2S_CGFR_I2SDIV_SHIFT
I2S_CGFR_I2SDIV_SHIFT)
#define I2S_CGFR_I2SDIV_SET(x) ((x) << I2S_CGFR_I2SDIV_SHIFT)
I2S_CGFR_I2SDIV_SHIFT)) - 1)