#define I2S_PWM_SCALE_CK        2
#define I2S_PWM_SCALE_CK_MASK   0x0003

/* asm */
#define I2S_ABUF_OFF_IDXR       0
#define I2S_ABUF_OFF_IDXW       2
#define I2S_ABUF_OFF_SIZE       4
#define I2S_ABUF_OFF_ARRAY      8

#define I2S_IRQ_SD_ID           INT_GPIO_BASE + I2S_PIN_INT

#define I2S_CTRL_ADDR_CK        PWM0_CTRL_ADDR
#define I2S_CTRL_ADDR_WS        PWM1_CTRL_ADDR
#define I2S_CTRL_ADDR_SR_SEL    PWM2_CTRL_ADDR

#define I2S_IDLE1_CYCLES        4
#define I2S_IDLE2_CYCLES        4