66 	struct spi_device *spi = to_spi_device(dev);  in rs5c348_rtc_set_time()  local
67 	struct rs5c348_plat_data *pdata = dev_get_platdata(&spi->dev);  in rs5c348_rtc_set_time()
94 	ret = spi_write_then_read(spi, txbuf, sizeof(txbuf), NULL, 0);  in rs5c348_rtc_set_time()
102 	struct spi_device *spi = to_spi_device(dev);  in rs5c348_rtc_read_time()  local
103 	struct rs5c348_plat_data *pdata = dev_get_platdata(&spi->dev);  in rs5c348_rtc_read_time()
115 	ret = spi_write_then_read(spi, txbuf, sizeof(txbuf),  in rs5c348_rtc_read_time()
141 		dev_err(&spi->dev, "retrieved date/time is not valid.\n");  in rs5c348_rtc_read_time()
155 static int rs5c348_probe(struct spi_device *spi)  in rs5c348_probe()  argument
161 	pdata = devm_kzalloc(&spi->dev, sizeof(struct rs5c348_plat_data),  in rs5c348_probe()
165 	spi->dev.platform_data = pdata;  in rs5c348_probe()
168 	ret = spi_w8r8(spi, RS5C348_CMD_R(RS5C348_REG_SECS));  in rs5c348_probe()
170 		dev_err(&spi->dev, "not found.\n");  in rs5c348_probe()
174 	dev_info(&spi->dev, "chip found, driver version " DRV_VERSION "\n");  in rs5c348_probe()
175 	dev_info(&spi->dev, "spiclk %u KHz.\n",  in rs5c348_probe()
176 		 (spi->max_speed_hz + 500) / 1000);  in rs5c348_probe()
179 	ret = spi_w8r8(spi, RS5C348_CMD_R(RS5C348_REG_CTL2));  in rs5c348_probe()
186 			dev_warn(&spi->dev, "voltage-low detected.\n");  in rs5c348_probe()
188 			dev_warn(&spi->dev, "oscillator-stop detected.\n");  in rs5c348_probe()
190 		ret = rs5c348_rtc_set_time(&spi->dev, &tm);  in rs5c348_probe()
195 		ret = spi_write_then_read(spi, buf, sizeof(buf), NULL, 0);  in rs5c348_probe()
200 	ret = spi_w8r8(spi, RS5C348_CMD_R(RS5C348_REG_CTL1));  in rs5c348_probe()
206 	rtc = devm_rtc_device_register(&spi->dev, rs5c348_driver.driver.name,  in rs5c348_probe()