173 static void __iomem *i2c;  variable
192 		if (!(readb(i2c + PCF8584_CSR) & STATUS_PIN))   in envtrl_i2c_test_pin()
210 		if (readb(i2c + PCF8584_CSR) & STATUS_BB)  in envctrl_i2c_test_bb()
227 	writeb(addr + 1, i2c + PCF8584_DATA);  in envctrl_i2c_read_addr()
231 	writeb(OBD_SEND_START, i2c + PCF8584_CSR);  in envctrl_i2c_read_addr()
237 	if (!(readb(i2c + PCF8584_CSR) & STATUS_LRB)) {  in envctrl_i2c_read_addr()
238 		return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_addr()
240 		writeb(OBD_SEND_STOP, i2c + PCF8584_CSR);  in envctrl_i2c_read_addr()
251 	writeb(addr, i2c + PCF8584_DATA);  in envctrl_i2c_write_addr()
254 	writeb(OBD_SEND_START, i2c + PCF8584_CSR);  in envctrl_i2c_write_addr()
264 	writeb(CONTROL_ES0, i2c + PCF8584_CSR);  /* Send neg ack. */  in envctrl_i2c_read_data()
265 	return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_data()
274 	writeb(port, i2c + PCF8584_DATA);  in envctrl_i2c_write_data()
283 	writeb(OBD_SEND_STOP, i2c + PCF8584_CSR);  in envctrl_i2c_stop()
305 	return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_8591()
1030 	if (i2c)  in envctrl_probe()
1033 	i2c = of_ioremap(&op->resource[0], 0, 0x2, DRIVER_NAME);  in envctrl_probe()
1034 	if (!i2c)  in envctrl_probe()
1052 	writeb(CONTROL_PIN, i2c + PCF8584_CSR);  in envctrl_probe()
1053 	writeb(PCF8584_ADDRESS, i2c + PCF8584_DATA);  in envctrl_probe()
1056 	writeb(CONTROL_PIN | CONTROL_ES1, i2c + PCF8584_CSR);  in envctrl_probe()
1057 	writeb(CLK_4_43 | BUS_CLK_90, i2c + PCF8584_DATA);  in envctrl_probe()
1060 	writeb(CONTROL_PIN | CONTROL_ES0 | CONTROL_ACK, i2c + PCF8584_CSR);  in envctrl_probe()
1094 	of_iounmap(&op->resource[0], i2c, 0x2);  in envctrl_probe()
1107 	of_iounmap(&op->resource[0], i2c, 0x2);  in envctrl_remove()