Lines Matching full:csn
31 struct gpio_desc *csn; member
51 ts_nbus->csn = devm_gpiod_get(&pdev->dev, "ts,csn", GPIOD_OUT_HIGH); in ts_nbus_init_pdata()
52 if (IS_ERR(ts_nbus->csn)) in ts_nbus_init_pdata()
53 return dev_err_probe(&pdev->dev, PTR_ERR(ts_nbus->csn), in ts_nbus_init_pdata()
54 "failed to retrieve ts,csn-gpio from dts\n"); in ts_nbus_init_pdata()
99 * The data, csn, strobe and ale lines must be zero'ed to let the FPGA knows a
110 gpiod_set_value_cansleep(ts_nbus->csn, 0); in ts_nbus_reset_bus()
220 gpiod_set_value_cansleep(ts_nbus->csn, 1); in ts_nbus_read()
255 gpiod_set_value_cansleep(ts_nbus->csn, 1); in ts_nbus_write()
257 gpiod_set_value_cansleep(ts_nbus->csn, 0); in ts_nbus_write()
258 gpiod_set_value_cansleep(ts_nbus->csn, 1); in ts_nbus_write()