23 static int cadence_spi_write_speed(struct udevice *bus, uint hz)  in cadence_spi_write_speed()  argument
29 					     CONFIG_CQSPI_REF_CLK, hz);  in cadence_spi_write_speed()
32 	cadence_qspi_apb_delay(priv->regbase, CONFIG_CQSPI_REF_CLK, hz,  in cadence_spi_write_speed()
40 static int spi_calibration(struct udevice *bus, uint hz)  in spi_calibration()  argument
66 	cadence_spi_write_speed(bus, hz);  in spi_calibration()
113 	priv->qspi_calibrated_hz = hz;  in spi_calibration()
119 static int cadence_spi_set_speed(struct udevice *bus, uint hz)  in cadence_spi_set_speed()  argument
125 	if (hz > plat->max_hz)  in cadence_spi_set_speed()
126 		hz = plat->max_hz;  in cadence_spi_set_speed()
135 	if (priv->previous_hz != hz ||  in cadence_spi_set_speed()
136 	    priv->qspi_calibrated_hz != hz ||  in cadence_spi_set_speed()
138 		err = spi_calibration(bus, hz);  in cadence_spi_set_speed()
143 		priv->previous_hz = hz;  in cadence_spi_set_speed()
149 	debug("%s: speed=%d\n", __func__, hz);  in cadence_spi_set_speed()