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Searched refs:max_speed_hz (Results 1 – 25 of 181) sorted by relevance

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/openbmc/linux/drivers/spi/
H A Dspi-ar934x.c67 if ((spi->max_speed_hz == 0) || in ar934x_spi_setup()
68 (spi->max_speed_hz > (sp->clk_freq / 2))) { in ar934x_spi_setup()
69 spi->max_speed_hz = sp->clk_freq / 2; in ar934x_spi_setup()
70 } else if (spi->max_speed_hz < (sp->clk_freq / 128)) { in ar934x_spi_setup()
102 div = ar934x_spi_clk_div(sp, spi->max_speed_hz); in ar934x_spi_transfer_one_message()
H A Dspi-mt7621.c253 unsigned int speed = spi->max_speed_hz; in mt7621_spi_transfer_one_message()
306 if ((spi->max_speed_hz == 0) || in mt7621_spi_setup()
307 (spi->max_speed_hz > (rs->sys_freq / 2))) in mt7621_spi_setup()
308 spi->max_speed_hz = rs->sys_freq / 2; in mt7621_spi_setup()
310 if (spi->max_speed_hz < (rs->sys_freq / 4097)) { in mt7621_spi_setup()
312 spi->max_speed_hz); in mt7621_spi_setup()
H A Dspi-ingenic.c57 unsigned int max_speed_hz; member
104 u32 cdiv, speed_hz = xfer->speed_hz ?: spi->max_speed_hz, in spi_ingenic_prepare_transfer()
438 ctlr->max_speed_hz = pdata->max_speed_hz; in spi_ingenic_probe()
465 .max_speed_hz = 54000000,
474 .max_speed_hz = 54000000,
483 .max_speed_hz = 50000000,
492 .max_speed_hz = 50000000,
H A Dspi-hisi-kunpeng.c298 chip->clk_div = DIV_ROUND_UP(host->max_speed_hz, speed_hz) + 1; in hisi_calc_effective_speed()
303 effective_speed = host->max_speed_hz / chip->clk_div; in hisi_calc_effective_speed()
477 &host->max_speed_hz); in hisi_spi_probe()
484 if (host->max_speed_hz == 0) in hisi_spi_probe()
501 host->min_speed_hz = DIV_ROUND_UP(host->max_speed_hz, CLK_DIV_MAX); in hisi_spi_probe()
523 host->max_speed_hz / 1000); in hisi_spi_probe()
H A Dspi-img-spfi.c531 u32 max_speed_hz; in img_spfi_probe() local
592 host->max_speed_hz = clk_get_rate(spfi->spfi_clk) / 4; in img_spfi_probe()
603 &max_speed_hz)) { in img_spfi_probe()
604 if (host->max_speed_hz > max_speed_hz) in img_spfi_probe()
605 host->max_speed_hz = max_speed_hz; in img_spfi_probe()
H A Dspi-ppc4xx.c170 speed = spi->max_speed_hz; in spi_ppc4xx_setupxfer()
178 speed = min(t->speed_hz, spi->max_speed_hz); in spi_ppc4xx_setupxfer()
181 if (!speed || (speed > spi->max_speed_hz)) { in spi_ppc4xx_setupxfer()
214 if (!spi->max_speed_hz) { in spi_ppc4xx_setup()
H A Dspi-mux.c65 priv->spi->max_speed_hz = spi->max_speed_hz; in spi_mux_select()
/openbmc/linux/drivers/input/misc/
H A Dadxl34x-spi.c73 if (spi->max_speed_hz > MAX_SPI_FREQ_HZ) { in adxl34x_spi_probe()
74 dev_err(&spi->dev, "SPI CLK %d Hz too fast\n", spi->max_speed_hz); in adxl34x_spi_probe()
79 spi->max_speed_hz > MAX_FREQ_NO_FIFODELAY, in adxl34x_spi_probe()
/openbmc/linux/arch/arm/mach-s3c/
H A Dmach-crag6410-module.c43 .max_speed_hz = 26 * 1000 * 1000,
55 .max_speed_hz = 26 * 1000 * 1000,
229 .max_speed_hz = 10 * 1000 * 1000,
261 .max_speed_hz = 10 * 1000 * 1000,
283 .max_speed_hz = 10 * 1000 * 1000,
/openbmc/linux/drivers/input/touchscreen/
H A Dad7879-spi.c37 if (spi->max_speed_hz > MAX_SPI_FREQ_HZ) { in ad7879_spi_probe()
38 dev_err(&spi->dev, "SPI CLK %d Hz?\n", spi->max_speed_hz); in ad7879_spi_probe()
H A Dtsc2005.c55 if (!spi->max_speed_hz) in tsc2005_probe()
56 spi->max_speed_hz = TSC2005_SPI_MAX_SPEED_HZ; in tsc2005_probe()
/openbmc/linux/include/trace/events/
H A Dspi.h54 __field(unsigned int, max_speed_hz)
63 __entry->max_speed_hz = spi->max_speed_hz;
74 __entry->bits_per_word, __entry->max_speed_hz,
/openbmc/linux/drivers/iio/accel/
H A Dadxl345_spi.c28 if (spi->max_speed_hz > ADXL345_MAX_SPI_FREQ_HZ) in adxl345_spi_probe()
30 spi->max_speed_hz); in adxl345_spi_probe()
/openbmc/linux/drivers/iio/pressure/
H A Dzpa2326_spi.c50 spi->max_speed_hz = min(spi->max_speed_hz, 1000000U); in zpa2326_probe_spi()
H A Dms5611_spi.c94 spi->max_speed_hz = min(spi->max_speed_hz, 20000000U); in ms5611_spi_probe()
/openbmc/linux/arch/arm/mach-ep93xx/
H A Dvision_ep9307.c223 .max_speed_hz = 6000000,
230 .max_speed_hz = 20000000,
237 .max_speed_hz = 20000000,
/openbmc/linux/drivers/net/wireless/st/cw1200/
H A Dcw1200_spi.c366 if (func->max_speed_hz > 52000000) in cw1200_spi_probe()
367 func->max_speed_hz = 52000000; in cw1200_spi_probe()
368 if (func->max_speed_hz < 1000000) in cw1200_spi_probe()
369 func->max_speed_hz = 1000000; in cw1200_spi_probe()
382 func->max_speed_hz); in cw1200_spi_probe()
/openbmc/linux/drivers/iio/resolver/
H A Dad2s90.c83 if (spi->max_speed_hz > AD2S90_MAX_SPI_FREQ_HZ) { in ad2s90_probe()
85 spi->max_speed_hz, AD2S90_MAX_SPI_FREQ_HZ); in ad2s90_probe()
/openbmc/linux/drivers/staging/iio/addac/
H A Dadt7316-spi.c103 if (spi_dev->max_speed_hz > ADT7316_SPI_MAX_FREQ_HZ) { in adt7316_spi_probe()
105 spi_dev->max_speed_hz); in adt7316_spi_probe()
/openbmc/linux/drivers/net/wireless/silabs/wfx/
H A Dbus_spi.c211 spi_get_chipselect(func, 0), func->mode, func->bits_per_word, func->max_speed_hz); in wfx_spi_probe()
214 if (func->max_speed_hz > 50000000) in wfx_spi_probe()
215 dev_warn(&func->dev, "%dHz is a very high speed\n", func->max_speed_hz); in wfx_spi_probe()
/openbmc/linux/drivers/staging/greybus/
H A Dspilib.c33 u32 max_speed_hz; member
436 spi->max_speed_hz = le32_to_cpu(response.max_speed_hz); in gb_spi_get_master_config()
476 spi_board.max_speed_hz = le32_to_cpu(response.max_speed_hz); in gb_spi_setup_device()
/openbmc/linux/drivers/mfd/
H A Dstmpe-spi.c92 if (spi->max_speed_hz > 1000000) { in stmpe_spi_probe()
94 (spi->max_speed_hz/1000)); in stmpe_spi_probe()
H A Dmc13xxx-spi.c140 spi->max_speed_hz = spi->max_speed_hz ? : 26000000; in mc13xxx_spi_probe()
/openbmc/linux/drivers/fpga/
H A Dlattice-sysconfig-spi.c109 if (spi->max_speed_hz > *spi_max_speed) { in sysconfig_spi_probe()
111 spi->max_speed_hz, *spi_max_speed); in sysconfig_spi_probe()
H A Dice40-spi.c149 if (spi->max_speed_hz > ICE40_SPI_MAX_SPEED) { in ice40_fpga_probe()
155 if (spi->max_speed_hz < ICE40_SPI_MIN_SPEED) { in ice40_fpga_probe()

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