#define PHY_MAS_DLY_WIDTH 8
#define PHY_SCL_START (0x40 << (PHY_REG_SHIFT))
+#define PHY_SCL_START_GO_DONE BIT(28)
#define PHY_SCL_DATA_0 (0x41 << (PHY_REG_SHIFT))
#define PHY_SCL_DATA_1 (0x42 << (PHY_REG_SHIFT))
#define PHY_SCL_LATENCY (0x43 << (PHY_REG_SHIFT))