SSN_LOW           618 drivers/spi/spi-topcliff-pch.c 	pch_spi_writereg(data->master, PCH_SSNXCR, SSN_LOW);
SSN_LOW          1110 drivers/spi/spi-topcliff-pch.c 	pch_spi_writereg(data->master, PCH_SSNXCR, SSN_LOW);