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Searched refs:pre_div (Results 1 – 25 of 35) sorted by relevance

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/Linux-v4.19/drivers/clk/sunxi/
Dclk-sun9i-cpus.c74 u8 div, pre_div = 1; in sun9i_a80_cpus_clk_round() local
89 pre_div = div; in sun9i_a80_cpus_clk_round()
92 pre_div = DIV_ROUND_UP(div, 2); in sun9i_a80_cpus_clk_round()
95 pre_div = DIV_ROUND_UP(div, 3); in sun9i_a80_cpus_clk_round()
98 pre_div = DIV_ROUND_UP(div, 4); in sun9i_a80_cpus_clk_round()
106 *pre_divp = pre_div - 1; in sun9i_a80_cpus_clk_round()
109 return parent_rate / pre_div / div; in sun9i_a80_cpus_clk_round()
156 u8 div, pre_div, parent; in sun9i_a80_cpus_clk_set_rate() local
165 sun9i_a80_cpus_clk_round(rate, &div, &pre_div, parent, parent_rate); in sun9i_a80_cpus_clk_set_rate()
168 reg = SUN9I_CPUS_PLL4_DIV_SET(reg, pre_div); in sun9i_a80_cpus_clk_set_rate()
/Linux-v4.19/drivers/pwm/
Dpwm-meson.c95 u8 pre_div; member
165 unsigned int pre_div, cnt, duty_cnt; in meson_pwm_calc() local
187 for (pre_div = 0; pre_div < MISC_CLK_DIV_MASK; pre_div++) { in meson_pwm_calc()
189 fin_ps * (pre_div + 1)); in meson_pwm_calc()
191 fin_ps, pre_div, cnt); in meson_pwm_calc()
196 if (pre_div == MISC_CLK_DIV_MASK) { in meson_pwm_calc()
202 pre_div, cnt); in meson_pwm_calc()
205 channel->pre_div = pre_div; in meson_pwm_calc()
209 channel->pre_div = pre_div; in meson_pwm_calc()
215 fin_ps * (pre_div + 1)); in meson_pwm_calc()
[all …]
/Linux-v4.19/drivers/gpu/drm/sun4i/
Dsun4i_hdmi_ddc_clk.c22 u8 pre_div; member
33 const u8 pre_div, in sun4i_ddc_calc_divider() argument
44 tmp_rate = (((parent_rate / pre_div) / 10) >> _n) / in sun4i_ddc_calc_divider()
71 return sun4i_ddc_calc_divider(rate, *prate, ddc->pre_div, in sun4i_ddc_round_rate()
86 return (((parent_rate / ddc->pre_div) / 10) >> n) / in sun4i_ddc_recalc_rate()
96 sun4i_ddc_calc_divider(rate, parent_rate, ddc->pre_div, in sun4i_ddc_set_rate()
138 ddc->pre_div = hdmi->variant->ddc_clk_pre_divider; in sun4i_ddc_create()
/Linux-v4.19/drivers/clk/qcom/
Dclk-rcg.h15 u8 pre_div; member
47 struct pre_div { struct
81 struct pre_div p;
120 struct pre_div p[2];
Dclk-rcg.c121 static u32 ns_to_pre_div(struct pre_div *p, u32 ns) in ns_to_pre_div()
128 static u32 pre_div_to_ns(struct pre_div *p, u8 pre_div, u32 ns) in pre_div_to_ns() argument
136 ns |= pre_div << p->pre_div_shift; in pre_div_to_ns()
211 struct pre_div *p; in configure_bank()
275 ns = pre_div_to_ns(p, f->pre_div - 1, ns); in configure_bank()
320 f.pre_div = ns_to_pre_div(&rcg->p[bank], ns) + 1; in clk_dyn_rcg_set_parent()
334 calc_rate(unsigned long rate, u32 m, u32 n, u32 mode, u32 pre_div) in calc_rate() argument
336 if (pre_div) in calc_rate()
337 rate /= pre_div + 1; in calc_rate()
353 u32 pre_div, m = 0, n = 0, ns, md, mode = 0; in clk_rcg_recalc_rate() local
[all …]
Dclk-rcg2.c208 if (f->pre_div) { in _freq_tbl_determine_rate()
210 rate *= f->pre_div + 1; in _freq_tbl_determine_rate()
274 cfg = f->pre_div << CFG_SRC_DIV_SHIFT; in __clk_rcg2_configure()
417 f.pre_div = hid_div; in clk_edp_pixel_set_rate()
418 f.pre_div >>= CFG_SRC_DIV_SHIFT; in clk_edp_pixel_set_rate()
419 f.pre_div &= mask; in clk_edp_pixel_set_rate()
525 f.pre_div = div; in clk_byte_set_rate()
584 f.pre_div = div; in clk_byte2_set_rate()
680 f.pre_div = hid_div; in clk_pixel_set_rate()
681 f.pre_div >>= CFG_SRC_DIV_SHIFT; in clk_pixel_set_rate()
[all …]
Dgcc-ipq4019.c1296 f->pre_div << pll->cdiv.shift); in clk_cpu_div_set_rate()
1317 u32 cdiv, pre_div; in clk_cpu_div_recalc_rate() local
1329 pre_div = (cdiv + 1) * 2; in clk_cpu_div_recalc_rate()
1331 pre_div = cdiv + 12; in clk_cpu_div_recalc_rate()
1334 do_div(rate, pre_div); in clk_cpu_div_recalc_rate()
1393 u32 cdiv, pre_div = 1; in clk_regmap_clk_div_recalc_rate() local
1398 pre_div = pll->fixed_div; in clk_regmap_clk_div_recalc_rate()
1405 pre_div = clkt->div; in clk_regmap_clk_div_recalc_rate()
1410 do_div(rate, pre_div); in clk_regmap_clk_div_recalc_rate()
/Linux-v4.19/drivers/clk/bcm/
Dclk-kona-setup.c72 div = &peri->pre_div; in clk_requires_trigger()
138 div = &peri->pre_div; in peri_clk_data_offsets_valid()
372 struct bcm_clk_div *pre_div; in kona_dividers_valid() local
377 if (!divider_exists(&peri->div) || !divider_exists(&peri->pre_div)) in kona_dividers_valid()
381 pre_div = &peri->pre_div; in kona_dividers_valid()
382 if (divider_is_fixed(div) || divider_is_fixed(pre_div)) in kona_dividers_valid()
387 return div->u.s.frac_width + pre_div->u.s.frac_width <= limit; in kona_dividers_valid()
408 struct bcm_clk_div *pre_div; in peri_clk_data_valid() local
450 pre_div = &peri->pre_div; in peri_clk_data_valid()
455 if (divider_exists(pre_div)) in peri_clk_data_valid()
[all …]
Dclk-kona.c693 struct bcm_clk_div *div, struct bcm_clk_div *pre_div, in clk_recalc_rate() argument
715 if (pre_div && divider_exists(pre_div)) { in clk_recalc_rate()
718 scaled_rate = scale_rate(pre_div, parent_rate); in clk_recalc_rate()
720 scaled_div = divider_read_scaled(ccu, pre_div); in clk_recalc_rate()
748 struct bcm_clk_div *pre_div, in round_rate() argument
773 if (divider_exists(pre_div)) { in round_rate()
777 scaled_rate = scale_rate(pre_div, parent_rate); in round_rate()
779 scaled_pre_div = divider_read_scaled(ccu, pre_div); in round_rate()
1003 return clk_recalc_rate(bcm_clk->ccu, &data->div, &data->pre_div, in kona_peri_clk_recalc_rate()
1017 return round_rate(bcm_clk->ccu, div, &bcm_clk->u.peri->pre_div, in kona_peri_clk_round_rate()
[all …]
/Linux-v4.19/drivers/mmc/host/
Dsdhci-of-esdhc.c543 int pre_div = 1; in esdhc_of_set_clock() local
558 pre_div = 2; in esdhc_of_set_clock()
574 while (host->max_clk / pre_div / 16 > clock && pre_div < 256) in esdhc_of_set_clock()
575 pre_div *= 2; in esdhc_of_set_clock()
577 while (host->max_clk / pre_div / div > clock && div < 16) in esdhc_of_set_clock()
581 clock, host->max_clk / pre_div / div); in esdhc_of_set_clock()
582 host->mmc->actual_clock = host->max_clk / pre_div / div; in esdhc_of_set_clock()
583 pre_div >>= 1; in esdhc_of_set_clock()
589 | (pre_div << ESDHC_PREDIV_SHIFT)); in esdhc_of_set_clock()
Dsdhci-esdhc-imx.c704 int pre_div = 1; in esdhc_pltfm_set_clock() local
730 pre_div = 2; in esdhc_pltfm_set_clock()
738 while (host_clock / (16 * pre_div * ddr_pre_div) > clock && in esdhc_pltfm_set_clock()
739 pre_div < 256) in esdhc_pltfm_set_clock()
740 pre_div *= 2; in esdhc_pltfm_set_clock()
742 while (host_clock / (div * pre_div * ddr_pre_div) > clock && div < 16) in esdhc_pltfm_set_clock()
745 host->mmc->actual_clock = host_clock / (div * pre_div * ddr_pre_div); in esdhc_pltfm_set_clock()
749 pre_div >>= 1; in esdhc_pltfm_set_clock()
755 | (pre_div << ESDHC_PREDIV_SHIFT)); in esdhc_pltfm_set_clock()
/Linux-v4.19/drivers/gpu/drm/mediatek/
Dmtk_mt8173_hdmi_phy.c266 unsigned int pre_div; in mtk_hdmi_pll_set_rate() local
276 pre_div = 0; in mtk_hdmi_pll_set_rate()
279 pre_div = 1; in mtk_hdmi_pll_set_rate()
282 pre_div = 1; in mtk_hdmi_pll_set_rate()
287 (pre_div << PREDIV_SHIFT), RG_HDMITX_PLL_PREDIV); in mtk_hdmi_pll_set_rate()
/Linux-v4.19/drivers/rtc/
Drtc-ac100.c234 int div = 0, pre_div = 0; in ac100_clkout_set_rate() local
237 div = divider_get_val(rate * ac100_clkout_prediv[pre_div].div, in ac100_clkout_set_rate()
243 ac100_clkout_prediv[++pre_div].div); in ac100_clkout_set_rate()
248 pre_div = ac100_clkout_prediv[pre_div].val; in ac100_clkout_set_rate()
254 (pre_div - 1) << AC100_CLKOUT_PRE_DIV_SHIFT); in ac100_clkout_set_rate()
/Linux-v4.19/sound/soc/codecs/
Dwm8510.c269 unsigned int pre_div:4; /* prescale - 1 */ member
288 pll_div.pre_div = 1; in pll_factors()
291 pll_div.pre_div = 0; in pll_factors()
335 snd_soc_component_write(component, WM8510_PLLN, (pll_div.pre_div << 4) | pll_div.n); in wm8510_set_dai_pll()
Drt1305.c633 int pre_div, bclk_ms, frame_size; in rt1305_hw_params() local
636 pre_div = rt1305_get_clk_info(rt1305->sysclk, rt1305->lrck); in rt1305_hw_params()
637 if (pre_div < 0) { in rt1305_hw_params()
643 pre_div = 0; in rt1305_hw_params()
656 bclk_ms, pre_div, dai->id); in rt1305_hw_params()
659 rt1305->lrck, pre_div, dai->id); in rt1305_hw_params()
681 val_clk = pre_div << RT1305_DIV_FS_SYS_SFT; in rt1305_hw_params()
Dwm8974.c275 unsigned int pre_div:1; member
296 pll_div->pre_div = 1; in pll_factors()
299 pll_div->pre_div = 0; in pll_factors()
344 snd_soc_component_write(component, WM8974_PLLN, (pll_div.pre_div << 4) | pll_div.n); in wm8974_set_dai_pll()
Drt5514.c758 int pre_div, bclk_ms, frame_size; in rt5514_hw_params() local
762 pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck); in rt5514_hw_params()
763 if (pre_div < 0) { in rt5514_hw_params()
780 bclk_ms, pre_div, dai->id); in rt5514_hw_params()
802 (pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT); in rt5514_hw_params()
805 pre_div << RT5514_CLK_SYS_DIV_OUT_SFT | in rt5514_hw_params()
806 pre_div << RT5514_SEL_ADC_OSR_SFT); in rt5514_hw_params()
Drt5660.c844 int pre_div, bclk_ms, frame_size; in rt5660_hw_params() local
847 pre_div = rl6231_get_clk_info(rt5660->sysclk, rt5660->lrck[dai->id]); in rt5660_hw_params()
848 if (pre_div < 0) { in rt5660_hw_params()
870 bclk_ms, pre_div, dai->id); in rt5660_hw_params()
892 pre_div << RT5660_I2S_PD1_SFT; in rt5660_hw_params()
Drt5616.c966 int pre_div, bclk_ms, frame_size; in rt5616_hw_params() local
970 pre_div = rl6231_get_clk_info(rt5616->sysclk, rt5616->lrck[dai->id]); in rt5616_hw_params()
972 if (pre_div < 0) { in rt5616_hw_params()
987 bclk_ms, pre_div, dai->id); in rt5616_hw_params()
1006 val_clk = pre_div << RT5616_I2S_PD1_SFT; in rt5616_hw_params()
Dwm8960.c1110 u32 pre_div:1; member
1155 pll_div->pre_div = 1; in pll_factors()
1158 pll_div->pre_div = 0; in pll_factors()
1183 pll_div->n, pll_div->k, pll_div->pre_div); in pll_factors()
1210 reg |= pll_div.pre_div << 4; in wm8960_set_pll()
Drt5651.c1290 int pre_div, bclk_ms, frame_size; in rt5651_hw_params() local
1293 pre_div = rl6231_get_clk_info(rt5651->sysclk, rt5651->lrck[dai->id]); in rt5651_hw_params()
1295 if (pre_div < 0) { in rt5651_hw_params()
1310 bclk_ms, pre_div, dai->id); in rt5651_hw_params()
1331 val_clk = pre_div << RT5651_I2S_PD1_SFT; in rt5651_hw_params()
1338 val_clk = pre_div << RT5651_I2S_PD2_SFT; in rt5651_hw_params()
Drt5665.c4114 int pre_div, frame_size; in rt5665_hw_params() local
4117 pre_div = rl6231_get_clk_info(rt5665->sysclk, rt5665->lrck[dai->id]); in rt5665_hw_params()
4118 if (pre_div < 0) { in rt5665_hw_params()
4124 pre_div = 1; in rt5665_hw_params()
4133 rt5665->lrck[dai->id], pre_div, dai->id); in rt5665_hw_params()
4162 val_clk = pre_div << RT5665_I2S_PD1_SFT; in rt5665_hw_params()
4170 val_clk = pre_div << RT5665_I2S_PD2_SFT; in rt5665_hw_params()
4177 val_clk = pre_div << RT5665_I2S_PD3_SFT; in rt5665_hw_params()
4209 RT5665_I2S2_M_PD_MASK, pre_div << RT5665_I2S2_M_PD_SFT); in rt5665_hw_params()
4213 RT5665_I2S3_M_PD_MASK, pre_div << RT5665_I2S3_M_PD_SFT); in rt5665_hw_params()
Drt5640.c1706 int dai_sel, pre_div, bclk_ms, frame_size; in rt5640_hw_params() local
1709 pre_div = rl6231_get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]); in rt5640_hw_params()
1710 if (pre_div < 0) { in rt5640_hw_params()
1729 bclk_ms, pre_div, dai->id); in rt5640_hw_params()
1755 pre_div << RT5640_I2S_PD1_SFT; in rt5640_hw_params()
1763 pre_div << RT5640_I2S_PD2_SFT; in rt5640_hw_params()
Drt5682.c1970 int pre_div, frame_size; in rt5682_hw_params() local
1973 pre_div = rl6231_get_clk_info(rt5682->sysclk, rt5682->lrck[dai->id]); in rt5682_hw_params()
1983 rt5682->lrck[dai->id], pre_div, dai->id); in rt5682_hw_params()
2015 pre_div << RT5682_I2S_M_DIV_SFT); in rt5682_hw_params()
2032 pre_div << RT5682_I2S2_M_PD_SFT); in rt5682_hw_params()
/Linux-v4.19/drivers/iio/adc/
Dimx7d_adc.c128 u32 pre_div; member
133 .pre_div = (_pre_div), \
211 info->pre_div_num = adc_analogure_clk.pre_div; in imx7d_adc_sample_rate_set()

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