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Searched refs:speed_hz (Results 1 – 25 of 110) sorted by relevance

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/OK3568_Linux_fs/kernel/drivers/spi/
H A Dspidev.c79 u32 speed_hz; member
118 .speed_hz = spidev->speed_hz, in spidev_sync_write()
133 .speed_hz = spidev->speed_hz, in spidev_sync_read()
276 k_tmp->speed_hz = u_tmp->speed_hz; in spidev_message()
279 if (!k_tmp->speed_hz) in spidev_message()
280 k_tmp->speed_hz = spidev->speed_hz; in spidev_message()
291 k_tmp->speed_hz ? : spidev->spi->max_speed_hz); in spidev_message()
394 retval = put_user(spidev->speed_hz, (__u32 __user *)arg); in spidev_ioctl()
464 spidev->speed_hz = tmp; in spidev_ioctl()
466 spidev->speed_hz); in spidev_ioctl()
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H A Dspi-oc-tiny.c46 unsigned int speed_hz; member
73 if (t->speed_hz && t->speed_hz != hw->speed_hz) in tiny_spi_setup_transfer()
74 baud = tiny_spi_baud(spi, t->speed_hz); in tiny_spi_setup_transfer()
85 if (spi->max_speed_hz != hw->speed_hz) { in tiny_spi_setup()
86 hw->speed_hz = spi->max_speed_hz; in tiny_spi_setup()
87 hw->baud = tiny_spi_baud(spi, hw->speed_hz); in tiny_spi_setup()
H A Dspi-rockchip.c211 u32 speed_hz; member
257 speed = rs->speed_hz; in wait_for_tx_idle()
570 u32 speed_hz = xfer->speed_hz; in rockchip_spi_pio_transfer() local
574 if (!speed_hz) in rockchip_spi_pio_transfer()
575 speed_hz = 100000; in rockchip_spi_pio_transfer()
578 do_div(ms, speed_hz); in rockchip_spi_pio_transfer()
717 if (rs->max_baud_div_in_cpha && xfer->speed_hz != rs->speed_hz) { in rockchip_spi_config()
719 if (rs->freq < 2 * xfer->speed_hz) { in rockchip_spi_config()
720 clk_set_rate(rs->spiclk, 2 * xfer->speed_hz); in rockchip_spi_config()
724 …if ((spi->mode & SPI_CPHA) && (DIV_ROUND_UP(rs->freq, xfer->speed_hz) > rs->max_baud_div_in_cpha))… in rockchip_spi_config()
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H A Dspi-qcom-qspi.c229 static int qcom_qspi_set_speed(struct qcom_qspi *ctrl, unsigned long speed_hz) in qcom_qspi_set_speed() argument
234 if (speed_hz == ctrl->last_speed) in qcom_qspi_set_speed()
238 ret = dev_pm_opp_set_rate(ctrl->dev, speed_hz * 4); in qcom_qspi_set_speed()
248 avg_bw_cpu = Bps_to_icc(speed_hz); in qcom_qspi_set_speed()
256 ctrl->last_speed = speed_hz; in qcom_qspi_set_speed()
267 unsigned long speed_hz; in qcom_qspi_transfer_one() local
270 speed_hz = slv->max_speed_hz; in qcom_qspi_transfer_one()
271 if (xfer->speed_hz) in qcom_qspi_transfer_one()
272 speed_hz = xfer->speed_hz; in qcom_qspi_transfer_one()
274 ret = qcom_qspi_set_speed(ctrl, speed_hz); in qcom_qspi_transfer_one()
H A Dspi-mpc52xx-psc.c52 int speed_hz; member
63 cs->speed_hz = (t && t->speed_hz) in mpc52xx_psc_spi_transfer_setup()
64 ? t->speed_hz : spi->max_speed_hz; in mpc52xx_psc_spi_transfer_setup()
103 if (cs->speed_hz) in mpc52xx_psc_spi_activate_cs()
104 ccr |= (MCLK / cs->speed_hz - 1) & 0xFF; in mpc52xx_psc_spi_activate_cs()
222 if (t->bits_per_word || t->speed_hz) { in mpc52xx_psc_spi_work()
275 cs->speed_hz = spi->max_speed_hz; in mpc52xx_psc_spi_setup()
H A Dspi-jcore.c40 unsigned int speed_hz; member
85 if (speed == hw->speed_hz) return; in jcore_spi_baudrate()
86 hw->speed_hz = speed; in jcore_spi_baudrate()
111 jcore_spi_baudrate(hw, t->speed_hz); in jcore_spi_txrx()
H A Dspi-omap2-mcspi.c878 static u32 omap2_mcspi_calc_divisor(u32 speed_hz) in omap2_mcspi_calc_divisor() argument
883 if (speed_hz >= (OMAP2_MCSPI_MAX_FREQ >> div)) in omap2_mcspi_calc_divisor()
897 u32 speed_hz = spi->max_speed_hz; in omap2_mcspi_setup_transfer() local
906 if (t && t->speed_hz) in omap2_mcspi_setup_transfer()
907 speed_hz = t->speed_hz; in omap2_mcspi_setup_transfer()
909 speed_hz = min_t(u32, speed_hz, OMAP2_MCSPI_MAX_FREQ); in omap2_mcspi_setup_transfer()
910 if (speed_hz < (OMAP2_MCSPI_MAX_FREQ / OMAP2_MCSPI_MAX_DIVIDER)) { in omap2_mcspi_setup_transfer()
911 clkd = omap2_mcspi_calc_divisor(speed_hz); in omap2_mcspi_setup_transfer()
912 speed_hz = OMAP2_MCSPI_MAX_FREQ >> clkd; in omap2_mcspi_setup_transfer()
915 div = (OMAP2_MCSPI_MAX_FREQ + speed_hz - 1) / speed_hz; in omap2_mcspi_setup_transfer()
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H A Dspi-cadence.c119 u32 speed_hz; member
259 if (xspi->speed_hz != transfer->speed_hz) { in cdns_spi_config_clock_freq()
263 (frequency / (2 << baud_rate_val)) > transfer->speed_hz) in cdns_spi_config_clock_freq()
269 xspi->speed_hz = frequency / (2 << baud_rate_val); in cdns_spi_config_clock_freq()
294 xspi->speed_hz); in cdns_spi_setup_transfer()
566 xspi->speed_hz = master->max_speed_hz; in cdns_spi_probe()
H A Dspi-npcm-pspi.c31 u32 speed_hz; member
186 if (!priv->is_save_param || priv->speed_hz != t->speed_hz) { in npcm_pspi_setup_transfer()
187 npcm_pspi_set_baudrate(priv, t->speed_hz); in npcm_pspi_setup_transfer()
188 priv->speed_hz = t->speed_hz; in npcm_pspi_setup_transfer()
H A Dspi-rspi.c183 u32 speed_hz; member
259 spbr = DIV_ROUND_UP(clksrc, 2 * rspi->speed_hz) - 1; in rspi_set_rate()
267 rspi->speed_hz = DIV_ROUND_UP(clksrc, (2U << brdv) * (spbr + 1)); in rspi_set_rate()
348 if (rspi->speed_hz >= clksrc) { in qspi_set_config_register()
350 rspi->speed_hz = clksrc; in qspi_set_config_register()
352 spbr = DIV_ROUND_UP(clksrc, 2 * rspi->speed_hz); in qspi_set_config_register()
358 rspi->speed_hz = DIV_ROUND_UP(clksrc, (2U << brdv) * spbr); in qspi_set_config_register()
710 xfer->effective_speed_hz = rspi->speed_hz; in rspi_common_transfer()
867 xfer->effective_speed_hz = rspi->speed_hz; in qspi_transfer_one()
988 rspi->speed_hz = spi->max_speed_hz; in rspi_prepare_message()
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H A Dspi-sun4i.c270 if (mclk_rate < (2 * tfr->speed_hz)) { in sun4i_spi_transfer_one()
271 clk_set_rate(sspi->mclk, 2 * tfr->speed_hz); in sun4i_spi_transfer_one()
289 div = mclk_rate / (2 * tfr->speed_hz); in sun4i_spi_transfer_one()
296 div = ilog2(mclk_rate) - ilog2(tfr->speed_hz); in sun4i_spi_transfer_one()
328 tx_time = max(tfr->len * 8 * 2 / (tfr->speed_hz / 1000), 100U); in sun4i_spi_transfer_one()
336 dev_name(&spi->dev), tfr->len, tfr->speed_hz, in sun4i_spi_transfer_one()
H A Dspi-pic32.c105 u32 speed_hz; /* spi-clk rate */ member
458 if (pic32s->speed_hz != spi->max_speed_hz) { in pic32_spi_prepare_message()
460 pic32s->speed_hz = spi->max_speed_hz; in pic32_spi_prepare_message()
518 if (transfer->speed_hz && (transfer->speed_hz != pic32s->speed_hz)) { in pic32_spi_one_transfer()
519 pic32_spi_set_clk_rate(pic32s, transfer->speed_hz); in pic32_spi_one_transfer()
520 pic32s->speed_hz = transfer->speed_hz; in pic32_spi_one_transfer()
H A Dspi-lantiq-ssc.c181 unsigned int speed_hz; member
433 unsigned int speed_hz = t->speed_hz; in hw_setup_transfer() local
438 speed_hz != spi->speed_hz) { in hw_setup_transfer()
440 hw_setup_speed_hz(spi, speed_hz); in hw_setup_transfer()
444 spi->speed_hz = speed_hz; in hw_setup_transfer()
766 do_div(timeout, spi->speed_hz); in lantiq_ssc_bussy_work()
971 spi->speed_hz = 0; in lantiq_ssc_probe()
H A Dspi-fsl-lpspi.c91 u32 speed_hz; member
305 if (config.speed_hz > perclk_rate / 2) { in fsl_lpspi_set_bitrate()
312 scldiv = perclk_rate / config.speed_hz / (1 << prescale) - 2; in fsl_lpspi_set_bitrate()
326 perclk_rate, config.speed_hz, prescale, scldiv); in fsl_lpspi_set_bitrate()
423 fsl_lpspi->config.speed_hz = t->speed_hz; in fsl_lpspi_setup_transfer()
429 if (!fsl_lpspi->config.speed_hz) in fsl_lpspi_setup_transfer()
430 fsl_lpspi->config.speed_hz = spi->max_speed_hz; in fsl_lpspi_setup_transfer()
536 timeout = (8 + 4) * size / fsl_lpspi->config.speed_hz; in fsl_lpspi_calculate_timeout()
H A Dspi-mpc512x-psc.c73 int speed_hz; member
84 cs->speed_hz = (t && t->speed_hz) in mpc512x_psc_spi_transfer_setup()
85 ? t->speed_hz : spi->max_speed_hz; in mpc512x_psc_spi_transfer_setup()
122 speed = cs->speed_hz; in mpc512x_psc_spi_activate_cs()
392 cs->speed_hz = spi->max_speed_hz; in mpc512x_psc_spi_setup()
H A Dspi-txx9.c180 u32 speed_hz = t->speed_hz; in txx9spi_work_one() local
185 if (prev_speed_hz != speed_hz in txx9spi_work_one()
187 int n = DIV_ROUND_UP(c->baseclk, speed_hz) - 1; in txx9spi_work_one()
197 prev_speed_hz = speed_hz; in txx9spi_work_one()
H A Dspi-xcomm.c78 if (t->speed_hz != spi_xcomm->current_speed) { in spi_xcomm_setup_transfer()
81 divider = DIV_ROUND_UP(SPI_XCOMM_CLOCK, t->speed_hz); in spi_xcomm_setup_transfer()
89 spi_xcomm->current_speed = t->speed_hz; in spi_xcomm_setup_transfer()
/OK3568_Linux_fs/u-boot/drivers/spi/
H A Dfsl_dspi.c71 uint speed_hz; member
94 uint speed_hz; member
336 int speed_hz, uint clkrate) in fsl_dspi_hz_to_spi_baud() argument
346 temp = clkrate / speed_hz; in fsl_dspi_hz_to_spi_baud()
357 debug("Can not find valid baud rate,speed_hz is %d, ", speed_hz); in fsl_dspi_hz_to_spi_baud()
381 speed = priv->speed_hz; in fsl_dspi_cfg_speed()
389 priv->speed_hz = speed; in fsl_dspi_cfg_speed()
430 dspi->priv.speed_hz = FSL_DSPI_DEFAULT_SCK_FREQ; in spi_setup_slave()
563 priv->speed_hz = plat->speed_hz; in fsl_dspi_probe()
567 dm_spi_bus->max_hz = plat->speed_hz; in fsl_dspi_probe()
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H A Dzynq_spi.c58 u32 speed_hz; member
88 plat->speed_hz = plat->frequency / 2; in zynq_spi_ofdata_to_platdata()
291 } else if (plat->speed_hz != speed) { in zynq_spi_set_speed()
296 plat->speed_hz = speed / (2 << baud_rate_val); in zynq_spi_set_speed()
/OK3568_Linux_fs/kernel/drivers/gpu/drm/tiny/
H A Dili9486.c47 u32 speed_hz; in waveshare_command() local
64 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 2); in waveshare_command()
65 ret = mipi_dbi_spi_transfer(spi, speed_hz, 8, buf, 2); in waveshare_command()
74 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, num); in waveshare_command()
79 ret = mipi_dbi_spi_transfer(spi, speed_hz, 8, data, num); in waveshare_command()
H A Dili9225.c309 u32 speed_hz; in ili9225_dbi_command() local
313 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 1); in ili9225_dbi_command()
314 ret = mipi_dbi_spi_transfer(spi, speed_hz, 8, cmd, 1); in ili9225_dbi_command()
322 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, num); in ili9225_dbi_command()
324 return mipi_dbi_spi_transfer(spi, speed_hz, bpw, par, num); in ili9225_dbi_command()
/OK3568_Linux_fs/kernel/drivers/gpu/drm/
H A Ddrm_mipi_dbi.c771 tr.speed_hz = mipi_dbi_spi_cmd_max_speed(spi, len); in mipi_dbi_spi1e_transfer()
887 tr.speed_hz = mipi_dbi_spi_cmd_max_speed(spi, len); in mipi_dbi_spi1_transfer()
956 u32 speed_hz = min_t(u32, MIPI_DBI_MAX_SPI_READ_SPEED, in mipi_dbi_typec3_command_read() local
960 .speed_hz = speed_hz, in mipi_dbi_typec3_command_read()
964 .speed_hz = speed_hz, in mipi_dbi_typec3_command_read()
1021 u32 speed_hz; in mipi_dbi_typec3_command() local
1030 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 1); in mipi_dbi_typec3_command()
1031 ret = mipi_dbi_spi_transfer(spi, speed_hz, 8, cmd, 1); in mipi_dbi_typec3_command()
1039 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, num); in mipi_dbi_typec3_command()
1041 return mipi_dbi_spi_transfer(spi, speed_hz, bpw, par, num); in mipi_dbi_typec3_command()
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/OK3568_Linux_fs/kernel/net/nfc/nci/
H A Dspi.c49 t.speed_hz = nspi->xfer_speed_hz; in __nci_spi_send()
190 tx.speed_hz = nspi->xfer_speed_hz; in __nci_spi_read()
197 rx.speed_hz = nspi->xfer_speed_hz; in __nci_spi_read()
222 rx.speed_hz = nspi->xfer_speed_hz; in __nci_spi_read()
/OK3568_Linux_fs/u-boot/drivers/i2c/
H A Di2c-uclass.c405 i2c->speed_hz = speed; in dm_i2c_set_bus_speed()
416 return i2c->speed_hz; in dm_i2c_get_bus_speed()
509 i2c->speed_hz = dev_read_u32_default(dev, "clock-frequency", 100000); in i2c_post_probe()
512 printf("I2c%d speed: %dHz\n", seq, i2c->speed_hz); in i2c_post_probe()
514 printf("I2c speed: %dHz\n", i2c->speed_hz); in i2c_post_probe()
516 return dm_i2c_set_bus_speed(dev, i2c->speed_hz); in i2c_post_probe()
/OK3568_Linux_fs/kernel/drivers/staging/kpc2000/
H A Dkpc2000_spi.c313 if (transfer->speed_hz > KP_SPI_CLK || in kp_spi_transfer_one_message()
316 transfer->speed_hz, in kp_spi_transfer_one_message()
324 if (transfer->speed_hz && in kp_spi_transfer_one_message()
325 transfer->speed_hz < (KP_SPI_CLK >> 15)) { in kp_spi_transfer_one_message()
327 transfer->speed_hz, in kp_spi_transfer_one_message()

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