Searched refs:ckdiv (Results 1 – 3 of 3) sorted by relevance
| /Linux-v5.4/drivers/i2c/busses/ |
| D | i2c-at91-master.c | 48 int ckdiv, cdiv, div, hold = 0; in at91_calc_twi_clock() local
58 ckdiv = fls(div >> 8); in at91_calc_twi_clock()
59 cdiv = div >> ckdiv; in at91_calc_twi_clock()
61 if (ckdiv > max_ckdiv) { in at91_calc_twi_clock()
63 ckdiv, max_ckdiv); in at91_calc_twi_clock()
64 ckdiv = max_ckdiv; in at91_calc_twi_clock()
87 dev->twi_cwgr_reg = (ckdiv << 16) | (cdiv << 8) | cdiv in at91_calc_twi_clock()
91 cdiv, ckdiv, hold, t->sda_hold_ns); in at91_calc_twi_clock()
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| /Linux-v5.4/drivers/spi/ |
| D | spi-uniphier.c | 190 u32 val, ckdiv; in uniphier_spi_set_baudrate() local
196 ckdiv = DIV_ROUND_UP(clk_get_rate(priv->clk), speed); in uniphier_spi_set_baudrate()
197 ckdiv = round_up(ckdiv, 2); in uniphier_spi_set_baudrate()
201 val |= ckdiv & SSI_CKS_CKRAT_MASK; in uniphier_spi_set_baudrate()
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| D | spi-npcm-pspi.c | 155 u32 ckdiv; in npcm_pspi_set_baudrate() local
159 ckdiv = DIV_ROUND_CLOSEST(clk_get_rate(priv->clk), (2 * speed)) - 1; in npcm_pspi_set_baudrate()
163 iowrite16(regtemp | (ckdiv << 9), NPCM_PSPI_CTL1 + priv->base); in npcm_pspi_set_baudrate()
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