ESG                90 drivers/i2c/busses/i2c-rcar.c #define RCAR_BUS_PHASE_START	(MDBS | MIE | ESG)
ESG                92 drivers/i2c/busses/i2c-rcar.c #define RCAR_BUS_MASK_DATA	(~(ESG | FSB) & 0xFF)