SDR 580 drivers/i2c/busses/i2c-rcar.c rcar_i2c_write(priv, ICSIER, SDR | SSR | SAR); SDR 594 drivers/i2c/busses/i2c-rcar.c if (ssr_filtered & SDR) { SDR 601 drivers/i2c/busses/i2c-rcar.c rcar_i2c_write(priv, ICSSR, ~SDR & 0xff);