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Searched refs:spi_freq (Results 1 – 5 of 5) sorted by relevance

/linux/drivers/iio/adc/
H A Dstm32-dfsdm-adc.c88 unsigned int spi_freq; /* SPI bus clock frequency */ member
750 return snprintf(buf, PAGE_SIZE, "%d\n", adc->spi_freq); in dfsdm_adc_audio_get_spiclk()
755 unsigned int spi_freq) in dfsdm_adc_set_samp_freq() argument
761 oversamp = DIV_ROUND_CLOSEST(spi_freq, sample_freq); in dfsdm_adc_set_samp_freq()
762 if (spi_freq % sample_freq) in dfsdm_adc_set_samp_freq()
765 sample_freq, spi_freq / oversamp); in dfsdm_adc_set_samp_freq()
771 adc->sample_freq = spi_freq / oversamp; in dfsdm_adc_set_samp_freq()
785 unsigned int spi_freq; in dfsdm_adc_audio_set_spiclk() local
793 ret = kstrtoint(buf, 0, &spi_freq); in dfsdm_adc_audio_set_spiclk()
797 if (!spi_freq) in dfsdm_adc_audio_set_spiclk()
1262 unsigned int spi_freq; stm32_dfsdm_write_raw() local
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H A Dstm32-dfsdm-core.c229 unsigned int spi_freq, rem; in stm32_dfsdm_parse_of() local
264 &spi_freq); in stm32_dfsdm_parse_of()
270 divider = div_u64_rem(clk_freq, spi_freq, &rem); in stm32_dfsdm_parse_of()
271 /* Round up divider when ckout isn't precise, not to exceed spi_freq */ in stm32_dfsdm_parse_of()
288 clk_freq, spi_freq, priv->spi_clk_out_div + 1, rem); in stm32_dfsdm_parse_of()
/linux/drivers/spi/
H A Dspi-mtk-nor.c100 #define CLK_TO_US(sp, clkcnt) DIV_ROUND_UP(clkcnt, sp->spi_freq / 1000000)
123 unsigned int spi_freq; member
644 if (spi->max_speed_hz && (spi->max_speed_hz < sp->spi_freq)) { in mtk_nor_setup()
646 sp->spi_freq); in mtk_nor_setup()
649 spi->max_speed_hz = sp->spi_freq; in mtk_nor_setup()
892 sp->spi_freq = clk_get_rate(sp->spi_clk); in mtk_nor_probe()
923 dev_info(&pdev->dev, "spi frequency: %d Hz\n", sp->spi_freq); in mtk_nor_probe()
H A Dspi-mtk-snfi.c1338 unsigned long spi_freq; in mtk_snand_probe() local
1421 spi_freq = clk_get_rate(ms->pad_clk); in mtk_snand_probe()
1422 val = DIV_ROUND_CLOSEST(val, NSEC_PER_SEC / spi_freq); in mtk_snand_probe()
/linux/drivers/mtd/devices/
H A Dst_spi_fsm.c1896 static void stfsm_set_freq(struct stfsm *fsm, uint32_t spi_freq) in stfsm_set_freq() argument
1907 clk_div = 2 * DIV_ROUND_UP(emi_freq, 2 * spi_freq); in stfsm_set_freq()
1926 dev_dbg(fsm->dev, "emi_clk = %uHZ, spi_freq = %uHZ, clk_div = %u\n", in stfsm_set_freq()
1927 emi_freq, spi_freq, clk_div); in stfsm_set_freq()