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Searched refs:speed_hz (Results 1 - 25 of 202) sorted by relevance

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/kernel/linux/linux-6.6/drivers/spi/
H A Dspi-amd.c76 * @speed_hz: Device frequency
81 u32 speed_hz; member
90 * @speed_hz: Device frequency
95 unsigned int speed_hz; member
239 static int amd_set_spi_freq(struct amd_spi *amd_spi, u32 speed_hz) in amd_set_spi_freq() argument
243 if (speed_hz < AMD_SPI_MIN_HZ) in amd_set_spi_freq()
247 if (speed_hz >= amd_spi_freq[i].speed_hz) in amd_set_spi_freq()
250 if (amd_spi->speed_hz == amd_spi_freq[i].speed_hz) in amd_set_spi_freq()
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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-mpc52xx-psc.c41 int speed_hz; member
52 cs->speed_hz = (t && t->speed_hz) in mpc52xx_psc_spi_transfer_setup()
53 ? t->speed_hz : spi->max_speed_hz; in mpc52xx_psc_spi_transfer_setup()
92 if (cs->speed_hz) in mpc52xx_psc_spi_activate_cs()
93 ccr |= (MCLK / cs->speed_hz - 1) & 0xFF; in mpc52xx_psc_spi_activate_cs()
190 if (t->bits_per_word || t->speed_hz) { in mpc52xx_psc_spi_transfer_one_message()
232 cs->speed_hz = spi->max_speed_hz; in mpc52xx_psc_spi_setup()
H A Dspidev.c81 u32 speed_hz; member
129 .speed_hz = spidev->speed_hz, in spidev_sync_write()
144 .speed_hz = spidev->speed_hz, in spidev_sync_read()
287 k_tmp->speed_hz = u_tmp->speed_hz; in spidev_message()
290 if (!k_tmp->speed_hz) in spidev_message()
291 k_tmp->speed_hz = spidev->speed_hz; in spidev_message()
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H A Dspi-jcore.c40 unsigned int speed_hz; member
85 if (speed == hw->speed_hz) in jcore_spi_baudrate()
87 hw->speed_hz = speed; in jcore_spi_baudrate()
112 jcore_spi_baudrate(hw, t->speed_hz); in jcore_spi_txrx()
H A Dspi-cadence.c106 * @speed_hz: Current SPI bus clock speed in Hz
120 u32 speed_hz; member
265 if (xspi->speed_hz != transfer->speed_hz) { in cdns_spi_config_clock_freq()
269 (frequency / (2 << baud_rate_val)) > transfer->speed_hz) in cdns_spi_config_clock_freq()
275 xspi->speed_hz = frequency / (2 << baud_rate_val); in cdns_spi_config_clock_freq()
300 xspi->speed_hz); in cdns_spi_setup_transfer()
663 xspi->speed_hz = ctlr->max_speed_hz; in cdns_spi_probe()
H A Dspi-qcom-qspi.c272 static int qcom_qspi_set_speed(struct qcom_qspi *ctrl, unsigned long speed_hz) in qcom_qspi_set_speed() argument
277 if (speed_hz == ctrl->last_speed) in qcom_qspi_set_speed()
281 ret = dev_pm_opp_set_rate(ctrl->dev, speed_hz * 4); in qcom_qspi_set_speed()
291 avg_bw_cpu = Bps_to_icc(speed_hz); in qcom_qspi_set_speed()
299 ctrl->last_speed = speed_hz; in qcom_qspi_set_speed()
420 unsigned long speed_hz; in qcom_qspi_transfer_one() local
424 speed_hz = slv->max_speed_hz; in qcom_qspi_transfer_one()
425 if (xfer->speed_hz) in qcom_qspi_transfer_one()
426 speed_hz = xfer->speed_hz; in qcom_qspi_transfer_one()
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H A Dspi-rspi.c184 u32 speed_hz; member
260 spbr = DIV_ROUND_UP(clksrc, 2 * rspi->speed_hz) - 1; in rspi_set_rate()
268 rspi->speed_hz = DIV_ROUND_UP(clksrc, (2U << brdv) * (spbr + 1)); in rspi_set_rate()
349 if (rspi->speed_hz >= clksrc) { in qspi_set_config_register()
351 rspi->speed_hz = clksrc; in qspi_set_config_register()
353 spbr = DIV_ROUND_UP(clksrc, 2 * rspi->speed_hz); in qspi_set_config_register()
359 rspi->speed_hz = DIV_ROUND_UP(clksrc, (2U << brdv) * spbr); in qspi_set_config_register()
711 xfer->effective_speed_hz = rspi->speed_hz; in rspi_common_transfer()
868 xfer->effective_speed_hz = rspi->speed_hz; in qspi_transfer_one()
989 rspi->speed_hz in rspi_prepare_message()
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H A Dspi-fsl-lpspi.c90 u32 speed_hz; member
304 if (!config.speed_hz) { in fsl_lpspi_set_bitrate()
310 if (config.speed_hz > perclk_rate / 2) { in fsl_lpspi_set_bitrate()
317 scldiv = perclk_rate / config.speed_hz / (1 << prescale) - 2; in fsl_lpspi_set_bitrate()
331 perclk_rate, config.speed_hz, prescale, scldiv); in fsl_lpspi_set_bitrate()
428 fsl_lpspi->config.speed_hz = t->speed_hz; in fsl_lpspi_setup_transfer()
434 if (!fsl_lpspi->config.speed_hz) in fsl_lpspi_setup_transfer()
435 fsl_lpspi->config.speed_hz = spi->max_speed_hz; in fsl_lpspi_setup_transfer()
541 timeout = (8 + 4) * size / fsl_lpspi->config.speed_hz; in fsl_lpspi_calculate_timeout()
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H A Dspi-lantiq-ssc.c182 unsigned int speed_hz; member
434 unsigned int speed_hz = t->speed_hz; in hw_setup_transfer() local
439 speed_hz != spi->speed_hz) { in hw_setup_transfer()
441 hw_setup_speed_hz(spi, speed_hz); in hw_setup_transfer()
445 spi->speed_hz = speed_hz; in hw_setup_transfer()
767 do_div(timeout, spi->speed_hz); in lantiq_ssc_bussy_work()
966 spi->speed_hz in lantiq_ssc_probe()
[all...]
/kernel/linux/linux-5.10/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()
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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-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()
[all...]
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-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()
[all...]
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-cadence.c106 * @speed_hz: Current SPI bus clock speed in Hz
119 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-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 in rspi_prepare_message()
[all...]
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 in lantiq_ssc_probe()
[all...]
/kernel/linux/linux-5.10/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, in mipi_dbi_typec3_command()
1128 mipi_dbi_spi_transfer(struct spi_device *spi, u32 speed_hz, u8 bpw, const void *buf, size_t len) mipi_dbi_spi_transfer() argument
[all...]
/kernel/linux/linux-6.6/drivers/gpu/drm/
H A Ddrm_mipi_dbi.c869 tr.speed_hz = mipi_dbi_spi_cmd_max_speed(spi, len); in mipi_dbi_spi1e_transfer()
985 tr.speed_hz = mipi_dbi_spi_cmd_max_speed(spi, len); in mipi_dbi_spi1_transfer()
1034 u32 speed_hz = min_t(u32, MIPI_DBI_MAX_SPI_READ_SPEED, in mipi_dbi_typec1_command_read() local
1038 .speed_hz = speed_hz, in mipi_dbi_typec1_command_read()
1043 .speed_hz = speed_hz, in mipi_dbi_typec1_command_read()
1107 u32 speed_hz = min_t(u32, MIPI_DBI_MAX_SPI_READ_SPEED, in mipi_dbi_typec3_command_read() local
1111 .speed_hz = speed_hz, in mipi_dbi_typec3_command_read()
1175 u32 speed_hz; mipi_dbi_typec3_command() local
1288 mipi_dbi_spi_transfer(struct spi_device *spi, u32 speed_hz, u8 bpw, const void *buf, size_t len) mipi_dbi_spi_transfer() argument
[all...]
/kernel/linux/linux-5.10/drivers/gpu/drm/tiny/
H A Dili9486.c48 u32 speed_hz; in waveshare_command() local
63 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, 2); in waveshare_command()
64 ret = mipi_dbi_spi_transfer(spi, speed_hz, 8, buf, 2); in waveshare_command()
83 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, num); in waveshare_command()
84 ret = mipi_dbi_spi_transfer(spi, speed_hz, bpw, data, num); in waveshare_command()
/kernel/linux/linux-6.6/drivers/gpu/drm/tiny/
H A Dili9486.c48 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()
86 speed_hz = mipi_dbi_spi_cmd_max_speed(spi, num); in waveshare_command()
87 ret = mipi_dbi_spi_transfer(spi, speed_hz, bpw, data, num); in waveshare_command()
/kernel/linux/linux-5.10/drivers/media/dvb-frontends/cxd2880/
H A Dcxd2880_spi_device.c67 u32 speed_hz) in cxd2880_spi_device_initialize()
89 spi->max_speed_hz = speed_hz; in cxd2880_spi_device_initialize()
65 cxd2880_spi_device_initialize(struct cxd2880_spi_device *spi_device, enum cxd2880_spi_mode mode, u32 speed_hz) cxd2880_spi_device_initialize() argument
/kernel/linux/linux-6.6/drivers/media/dvb-frontends/cxd2880/
H A Dcxd2880_spi_device.c67 u32 speed_hz) in cxd2880_spi_device_initialize()
89 spi->max_speed_hz = speed_hz; in cxd2880_spi_device_initialize()
65 cxd2880_spi_device_initialize(struct cxd2880_spi_device *spi_device, enum cxd2880_spi_mode mode, u32 speed_hz) cxd2880_spi_device_initialize() argument

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