KW_I2C_IRQ_START 338 arch/powerpc/platforms/powermac/low_i2c.c if (isr & KW_I2C_IRQ_START) KW_I2C_IRQ_START 339 arch/powerpc/platforms/powermac/low_i2c.c kw_write_reg(reg_isr, KW_I2C_IRQ_START);