174 static void __iomem *i2c;  variable
193 		if (!(readb(i2c + PCF8584_CSR) & STATUS_PIN))   in envtrl_i2c_test_pin()
211 		if (readb(i2c + PCF8584_CSR) & STATUS_BB)  in envctrl_i2c_test_bb()
228 	writeb(addr + 1, i2c + PCF8584_DATA);  in envctrl_i2c_read_addr()
232 	writeb(OBD_SEND_START, i2c + PCF8584_CSR);  in envctrl_i2c_read_addr()
238 	if (!(readb(i2c + PCF8584_CSR) & STATUS_LRB)) {  in envctrl_i2c_read_addr()
239 		return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_addr()
241 		writeb(OBD_SEND_STOP, i2c + PCF8584_CSR);  in envctrl_i2c_read_addr()
252 	writeb(addr, i2c + PCF8584_DATA);  in envctrl_i2c_write_addr()
255 	writeb(OBD_SEND_START, i2c + PCF8584_CSR);  in envctrl_i2c_write_addr()
265 	writeb(CONTROL_ES0, i2c + PCF8584_CSR);  /* Send neg ack. */  in envctrl_i2c_read_data()
266 	return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_data()
275 	writeb(port, i2c + PCF8584_DATA);  in envctrl_i2c_write_data()
284 	writeb(OBD_SEND_STOP, i2c + PCF8584_CSR);  in envctrl_i2c_stop()
306 	return readb(i2c + PCF8584_DATA);  in envctrl_i2c_read_8591()
1037 	if (i2c)  in envctrl_probe()
1040 	i2c = of_ioremap(&op->resource[0], 0, 0x2, DRIVER_NAME);  in envctrl_probe()
1041 	if (!i2c)  in envctrl_probe()
1059 	writeb(CONTROL_PIN, i2c + PCF8584_CSR);  in envctrl_probe()
1060 	writeb(PCF8584_ADDRESS, i2c + PCF8584_DATA);  in envctrl_probe()
1063 	writeb(CONTROL_PIN | CONTROL_ES1, i2c + PCF8584_CSR);  in envctrl_probe()
1064 	writeb(CLK_4_43 | BUS_CLK_90, i2c + PCF8584_DATA);  in envctrl_probe()
1067 	writeb(CONTROL_PIN | CONTROL_ES0 | CONTROL_ACK, i2c + PCF8584_CSR);  in envctrl_probe()
1101 	of_iounmap(&op->resource[0], i2c, 0x2);  in envctrl_probe()
1114 	of_iounmap(&op->resource[0], i2c, 0x2);  in envctrl_remove()