| /openbmc/linux/drivers/gpu/drm/radeon/ |
| H A D | rv740_dpm.c | 123 struct atom_clock_dividers dividers; in rv740_populate_sclk_value() local
136 engine_clock, false, ÷rs); in rv740_populate_sclk_value()
140 reference_divider = 1 + dividers.ref_div; in rv740_populate_sclk_value()
142 tmp = (u64) engine_clock * reference_divider * dividers.post_div * 16384; in rv740_populate_sclk_value()
147 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in rv740_populate_sclk_value()
148 spll_func_cntl |= SPLL_PDIV_A(dividers.post_div); in rv740_populate_sclk_value()
159 u32 vco_freq = engine_clock * dividers.post_div; in rv740_populate_sclk_value()
198 struct atom_clock_dividers dividers; in rv740_populate_mclk_value() local
204 memory_clock, false, ÷rs); in rv740_populate_mclk_value()
208 ibias = rv770_map_clkf_to_ibias(rdev, dividers.whole_fb_div); in rv740_populate_mclk_value()
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| H A D | rv730_dpm.c | 42 struct atom_clock_dividers dividers; in rv730_populate_sclk_value() local
55 engine_clock, false, ÷rs); in rv730_populate_sclk_value()
59 reference_divider = 1 + dividers.ref_div; in rv730_populate_sclk_value()
61 if (dividers.enable_post_div) in rv730_populate_sclk_value()
62 post_divider = ((dividers.post_div >> 4) & 0xf) + in rv730_populate_sclk_value()
63 (dividers.post_div & 0xf) + 2; in rv730_populate_sclk_value()
72 if (dividers.enable_post_div) in rv730_populate_sclk_value()
77 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in rv730_populate_sclk_value()
78 spll_func_cntl |= SPLL_HILEN((dividers.post_div >> 4) & 0xf); in rv730_populate_sclk_value()
79 spll_func_cntl |= SPLL_LOLEN(dividers.post_div & 0xf); in rv730_populate_sclk_value()
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| H A D | rv6xx_dpm.c | 142 struct atom_clock_dividers dividers; in rv6xx_convert_clock_to_stepping() local
145 clock, false, ÷rs); in rv6xx_convert_clock_to_stepping()
149 if (dividers.enable_post_div) in rv6xx_convert_clock_to_stepping()
150 step->post_divider = 2 + (dividers.post_div & 0xF) + (dividers.post_div >> 4); in rv6xx_convert_clock_to_stepping()
526 struct atom_clock_dividers *dividers, in rv6xx_calculate_vco_frequency() argument
529 return ref_clock * ((dividers->fb_div & ~1) << fb_divider_scale) / in rv6xx_calculate_vco_frequency()
530 (dividers->ref_div + 1); in rv6xx_calculate_vco_frequency()
553 struct atom_clock_dividers dividers; in rv6xx_program_engine_spread_spectrum() local
560 …if (radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, clock, false, ÷rs) == 0) { in rv6xx_program_engine_spread_spectrum()
561 vco_freq = rv6xx_calculate_vco_frequency(ref_clk, ÷rs, in rv6xx_program_engine_spread_spectrum()
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| H A D | rv770_dpm.c | 322 struct atom_clock_dividers *dividers, in rv770_calculate_fractional_mpll_feedback_divider() argument
334 post_divider = dividers->post_div; in rv770_calculate_fractional_mpll_feedback_divider()
335 reference_divider = dividers->ref_div; in rv770_calculate_fractional_mpll_feedback_divider()
404 struct atom_clock_dividers dividers; in rv770_populate_mclk_value() local
412 memory_clock, false, ÷rs); in rv770_populate_mclk_value()
416 if ((dividers.ref_div < 1) || (dividers.ref_div > 5)) in rv770_populate_mclk_value()
421 ÷rs, &clkf, &clkfrac); in rv770_populate_mclk_value()
423 ret = rv770_encode_yclk_post_div(dividers.post_div, &postdiv_yclk); in rv770_populate_mclk_value()
434 mpll_ad_func_cntl |= CLKR(encoded_reference_dividers[dividers.ref_div - 1]); in rv770_populate_mclk_value()
440 if (dividers.vco_mode) in rv770_populate_mclk_value()
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| H A D | cypress_dpm.c | 493 struct atom_clock_dividers dividers; in cypress_populate_mclk_value() local
500 memory_clock, strobe_mode, ÷rs); in cypress_populate_mclk_value()
508 dividers.post_div = 1; in cypress_populate_mclk_value()
511 ibias = cypress_map_clkf_to_ibias(rdev, dividers.whole_fb_div); in cypress_populate_mclk_value()
518 mpll_ad_func_cntl |= CLKR(dividers.ref_div); in cypress_populate_mclk_value()
519 mpll_ad_func_cntl |= YCLK_POST_DIV(dividers.post_div); in cypress_populate_mclk_value()
520 mpll_ad_func_cntl |= CLKF(dividers.whole_fb_div); in cypress_populate_mclk_value()
521 mpll_ad_func_cntl |= CLKFRAC(dividers.frac_fb_div); in cypress_populate_mclk_value()
524 if (dividers.vco_mode) in cypress_populate_mclk_value()
535 mpll_dq_func_cntl |= CLKR(dividers.ref_div); in cypress_populate_mclk_value()
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| H A D | rs780_dpm.c | 78 struct atom_clock_dividers dividers; in rs780_initialize_dpm_power_state() local
83 default_state->sclk_low, false, ÷rs); in rs780_initialize_dpm_power_state()
87 r600_engine_clock_entry_set_reference_divider(rdev, 0, dividers.ref_div); in rs780_initialize_dpm_power_state()
88 r600_engine_clock_entry_set_feedback_divider(rdev, 0, dividers.fb_div); in rs780_initialize_dpm_power_state()
89 r600_engine_clock_entry_set_post_divider(rdev, 0, dividers.post_div); in rs780_initialize_dpm_power_state()
91 if (dividers.enable_post_div) in rs780_initialize_dpm_power_state()
1033 struct atom_clock_dividers dividers; in rs780_dpm_force_performance_level() local
1044 ps->sclk_high, false, ÷rs); in rs780_dpm_force_performance_level()
1048 rs780_force_fbdiv(rdev, dividers.fb_div); in rs780_dpm_force_performance_level()
1051 ps->sclk_low, false, ÷rs); in rs780_dpm_force_performance_level()
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| H A D | radeon_atombios.c | 2843 struct atom_clock_dividers *dividers) in radeon_atom_get_clock_dividers() argument
2850 memset(dividers, 0, sizeof(struct atom_clock_dividers)); in radeon_atom_get_clock_dividers()
2863 dividers->post_div = args.v1.ucPostDiv; in radeon_atom_get_clock_dividers()
2864 dividers->fb_div = args.v1.ucFbDiv; in radeon_atom_get_clock_dividers()
2865 dividers->enable_post_div = true; in radeon_atom_get_clock_dividers()
2877 dividers->post_div = args.v2.ucPostDiv; in radeon_atom_get_clock_dividers()
2878 dividers->fb_div = le16_to_cpu(args.v2.usFbDiv); in radeon_atom_get_clock_dividers()
2879 dividers->ref_div = args.v2.ucAction; in radeon_atom_get_clock_dividers()
2881 dividers->enable_post_div = (le32_to_cpu(args.v2.ulClock) & (1 << 24)) ? in radeon_atom_get_clock_dividers()
2883 dividers->vco_mode = (le32_to_cpu(args.v2.ulClock) & (1 << 25)) ? 1 : 0; in radeon_atom_get_clock_dividers()
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| H A D | ni_dpm.c | 2004 struct atom_clock_dividers dividers; in ni_calculate_sclk_params() local
2018 engine_clock, false, ÷rs); in ni_calculate_sclk_params()
2022 reference_divider = 1 + dividers.ref_div; in ni_calculate_sclk_params()
2025 tmp = (u64) engine_clock * reference_divider * dividers.post_div * 16834; in ni_calculate_sclk_params()
2030 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); in ni_calculate_sclk_params()
2031 spll_func_cntl |= SPLL_PDIV_A(dividers.post_div); in ni_calculate_sclk_params()
2042 u32 vco_freq = engine_clock * dividers.post_div; in ni_calculate_sclk_params()
2177 struct atom_clock_dividers dividers; in ni_populate_mclk_value() local
2184 memory_clock, strobe_mode, ÷rs); in ni_populate_mclk_value()
2192 dividers.post_div = 1; in ni_populate_mclk_value()
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| /openbmc/linux/drivers/gpu/drm/amd/display/modules/color/ |
| H A D | color_gamma.c | 286 struct dividers { struct
1175 struct dividers dividers) in scale_gamma() argument
1211 dividers.divider1); in scale_gamma()
1213 dividers.divider1); in scale_gamma()
1215 dividers.divider1); in scale_gamma()
1220 dividers.divider2); in scale_gamma()
1222 dividers.divider2); in scale_gamma()
1224 dividers.divider2); in scale_gamma()
1229 dividers.divider3); in scale_gamma()
1231 dividers.divider3); in scale_gamma()
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| /openbmc/linux/Documentation/devicetree/bindings/clock/ti/ |
| H A D | divider.txt | 30 Additionally an array of valid dividers may be supplied like so:
32 ti,dividers = <4>, <8>, <0>, <16>;
45 unless the divider array is provided, min and max dividers. Optionally
63 - ti,dividers : array of integers defining divisors
68 if ti,dividers is not defined.
70 only valid if ti,dividers is not defined.
72 only valid if ti,dividers is not defined.
116 ti,dividers = <0>, <1>, <2>, <3>, <4>, <0>, <6>, <0>, <8>;
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| /openbmc/linux/drivers/gpu/drm/amd/pm/powerplay/hwmgr/ |
| H A D | ppatomctrl.c | 390 pp_atomctrl_clock_dividers_kong *dividers) in atomctrl_get_engine_pll_dividers_kong() argument
403 dividers->pll_post_divider = pll_parameters.ucPostDiv; in atomctrl_get_engine_pll_dividers_kong()
404 dividers->real_clock = le32_to_cpu(pll_parameters.ulClock); in atomctrl_get_engine_pll_dividers_kong()
413 pp_atomctrl_clock_dividers_vi *dividers) in atomctrl_get_engine_pll_dividers_vi() argument
427 dividers->pll_post_divider = in atomctrl_get_engine_pll_dividers_vi()
429 dividers->real_clock = in atomctrl_get_engine_pll_dividers_vi()
432 dividers->ul_fb_div.ul_fb_div_frac = in atomctrl_get_engine_pll_dividers_vi()
434 dividers->ul_fb_div.ul_fb_div = in atomctrl_get_engine_pll_dividers_vi()
437 dividers->uc_pll_ref_div = in atomctrl_get_engine_pll_dividers_vi()
439 dividers->uc_pll_post_div = in atomctrl_get_engine_pll_dividers_vi()
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| H A D | ppatomctrl.h | 306 …dividers_vi(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_vi *dividers);
307 …dividers_vi(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_vi *dividers);
316 pp_atomctrl_clock_dividers_kong *dividers);
321 …dividers_ai(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_ai *dividers);
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| H A D | ppatomfwctrl.c | 248 struct pp_atomfwctrl_clock_dividers_soc15 *dividers) in pp_atomfwctrl_get_gpu_pll_dividers_vega10() argument
266 dividers->ulClock = le32_to_cpu(pll_output->gpuclock_10khz); in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
267 dividers->ulDid = le32_to_cpu(pll_output->dfs_did); in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
268 dividers->ulPll_fb_mult = le32_to_cpu(pll_output->pll_fb_mult); in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
269 dividers->ulPll_ss_fbsmult = le32_to_cpu(pll_output->pll_ss_fbsmult); in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
270 dividers->usPll_ss_slew_frac = le16_to_cpu(pll_output->pll_ss_slew_frac); in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
271 dividers->ucPll_ss_enable = pll_output->pll_ss_enable; in pp_atomfwctrl_get_gpu_pll_dividers_vega10()
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| /openbmc/linux/drivers/clk/baikal-t1/ |
| H A D | Kconfig | 12 configurable and fixed clock dividers. Enable this option to be able
27 CPUs, DDR, etc.) or passed over the clock dividers to be only
35 Enable this to support the CCU dividers used to distribute clocks
37 SoC. CCU dividers can be either configurable or with fixed divider,
38 either gateable or ungateable. Some of the CCU dividers can be as well
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| /openbmc/u-boot/drivers/clk/mvebu/ |
| H A D | armada-37xx-periph.c | 81 unsigned dividers : 2; member
121 .dividers = 2, \
135 .dividers = 1, \
148 .dividers = 1, \
168 .dividers = 1, \
184 .dividers = 2, \
313 for (i = 0; i < clk->dividers; ++i) in periph_clk_get_rate()
408 if (!periph_clk->can_gate || !periph_clk->dividers) in armada_37xx_periph_clk_set_rate()
416 if (periph_clk->dividers > 1) in armada_37xx_periph_clk_set_rate()
425 if (periph_clk->dividers > 1) in armada_37xx_periph_clk_set_rate()
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| /openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_atombios.c | 1000 struct atom_clock_dividers *dividers) in amdgpu_atombios_get_clock_dividers() argument
1007 memset(dividers, 0, sizeof(struct atom_clock_dividers)); in amdgpu_atombios_get_clock_dividers()
1023 dividers->post_div = args.v3.ucPostDiv; in amdgpu_atombios_get_clock_dividers()
1024 dividers->enable_post_div = (args.v3.ucCntlFlag & in amdgpu_atombios_get_clock_dividers()
1026 dividers->enable_dithen = (args.v3.ucCntlFlag & in amdgpu_atombios_get_clock_dividers()
1028 dividers->whole_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDiv); in amdgpu_atombios_get_clock_dividers()
1029 dividers->frac_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDivFrac); in amdgpu_atombios_get_clock_dividers()
1030 dividers->ref_div = args.v3.ucRefDiv; in amdgpu_atombios_get_clock_dividers()
1031 dividers->vco_mode = (args.v3.ucCntlFlag & in amdgpu_atombios_get_clock_dividers()
1043 dividers->post_div = args.v5.ucPostDiv; in amdgpu_atombios_get_clock_dividers()
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| H A D | amdgpu_atombios.h | 158 struct atom_clock_dividers *dividers);
206 struct atom_clock_dividers *dividers);
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| /openbmc/linux/drivers/gpu/drm/amd/pm/powerplay/smumgr/ |
| H A D | polaris10_smumgr.c | 895 struct pp_atomctrl_clock_dividers_ai dividers; in polaris10_calculate_sclk_params() local
904 result = atomctrl_get_engine_pll_dividers_ai(hwmgr, clock, ÷rs); in polaris10_calculate_sclk_params()
906 sclk_setting->Fcw_int = dividers.usSclk_fcw_int; in polaris10_calculate_sclk_params()
907 sclk_setting->Fcw_frac = dividers.usSclk_fcw_frac; in polaris10_calculate_sclk_params()
908 sclk_setting->Pcc_fcw_int = dividers.usPcc_fcw_int; in polaris10_calculate_sclk_params()
909 sclk_setting->PllRange = dividers.ucSclkPllRange; in polaris10_calculate_sclk_params()
911 sclk_setting->Pcc_up_slew_rate = dividers.usPcc_fcw_slew_frac; in polaris10_calculate_sclk_params()
913 sclk_setting->SSc_En = dividers.ucSscEnable; in polaris10_calculate_sclk_params()
914 sclk_setting->Fcw1_int = dividers.usSsc_fcw1_int; in polaris10_calculate_sclk_params()
915 sclk_setting->Fcw1_frac = dividers.usSsc_fcw1_frac; in polaris10_calculate_sclk_params()
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| H A D | vegam_smumgr.c | 724 struct pp_atomctrl_clock_dividers_ai dividers; in vegam_calculate_sclk_params() local
733 result = atomctrl_get_engine_pll_dividers_ai(hwmgr, clock, ÷rs); in vegam_calculate_sclk_params()
735 sclk_setting->Fcw_int = dividers.usSclk_fcw_int; in vegam_calculate_sclk_params()
736 sclk_setting->Fcw_frac = dividers.usSclk_fcw_frac; in vegam_calculate_sclk_params()
737 sclk_setting->Pcc_fcw_int = dividers.usPcc_fcw_int; in vegam_calculate_sclk_params()
738 sclk_setting->PllRange = dividers.ucSclkPllRange; in vegam_calculate_sclk_params()
740 sclk_setting->Pcc_up_slew_rate = dividers.usPcc_fcw_slew_frac; in vegam_calculate_sclk_params()
742 sclk_setting->SSc_En = dividers.ucSscEnable; in vegam_calculate_sclk_params()
743 sclk_setting->Fcw1_int = dividers.usSsc_fcw1_int; in vegam_calculate_sclk_params()
744 sclk_setting->Fcw1_frac = dividers.usSsc_fcw1_frac; in vegam_calculate_sclk_params()
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| H A D | fiji_smumgr.c | 859 struct pp_atomctrl_clock_dividers_vi dividers; in fiji_calculate_sclk_params() local
871 result = atomctrl_get_engine_pll_dividers_vi(hwmgr, clock, ÷rs); in fiji_calculate_sclk_params()
879 ref_divider = 1 + dividers.uc_pll_ref_div; in fiji_calculate_sclk_params()
882 fbdiv = dividers.ul_fb_div.ul_fb_divider & 0x3FFFFFF; in fiji_calculate_sclk_params()
886 SPLL_REF_DIV, dividers.uc_pll_ref_div); in fiji_calculate_sclk_params()
888 SPLL_PDIV_A, dividers.uc_pll_post_div); in fiji_calculate_sclk_params()
902 uint32_t vco_freq = clock * dividers.uc_pll_post_div; in fiji_calculate_sclk_params()
931 sclk->SclkDid = (uint8_t)dividers.pll_post_divider; in fiji_calculate_sclk_params()
1303 struct pp_atomctrl_clock_dividers_vi dividers; in fiji_populate_smc_acpi_level() local
1334 table->ACPILevel.SclkFrequency, ÷rs); in fiji_populate_smc_acpi_level()
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| H A D | ci_smumgr.c | 301 struct pp_atomctrl_clock_dividers_vi dividers; in ci_calculate_sclk_params() local
313 result = atomctrl_get_engine_pll_dividers_vi(hwmgr, clock, ÷rs); in ci_calculate_sclk_params()
321 ref_divider = 1 + dividers.uc_pll_ref_div; in ci_calculate_sclk_params()
324 fbdiv = dividers.ul_fb_div.ul_fb_divider & 0x3FFFFFF; in ci_calculate_sclk_params()
328 SPLL_REF_DIV, dividers.uc_pll_ref_div); in ci_calculate_sclk_params()
330 SPLL_PDIV_A, dividers.uc_pll_post_div); in ci_calculate_sclk_params()
343 uint32_t vco_freq = clock * dividers.uc_pll_post_div; in ci_calculate_sclk_params()
366 sclk->SclkDid = (uint8_t)dividers.pll_post_divider; in ci_calculate_sclk_params()
1382 struct pp_atomctrl_clock_dividers_vi dividers; in ci_populate_smc_acpi_level() local
1405 table->ACPILevel.SclkFrequency, ÷rs); in ci_populate_smc_acpi_level()
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| H A D | tonga_smumgr.c | 542 pp_atomctrl_clock_dividers_vi dividers; in tonga_calculate_sclk_params() local
554 result = atomctrl_get_engine_pll_dividers_vi(hwmgr, engine_clock, ÷rs); in tonga_calculate_sclk_params()
562 reference_divider = 1 + dividers.uc_pll_ref_div; in tonga_calculate_sclk_params()
565 fbdiv = dividers.ul_fb_div.ul_fb_divider & 0x3FFFFFF; in tonga_calculate_sclk_params()
569 CG_SPLL_FUNC_CNTL, SPLL_REF_DIV, dividers.uc_pll_ref_div); in tonga_calculate_sclk_params()
571 CG_SPLL_FUNC_CNTL, SPLL_PDIV_A, dividers.uc_pll_post_div); in tonga_calculate_sclk_params()
585 uint32_t vcoFreq = engine_clock * dividers.uc_pll_post_div; in tonga_calculate_sclk_params()
611 sclk->SclkDid = (uint8_t)dividers.pll_post_divider; in tonga_calculate_sclk_params()
1180 struct pp_atomctrl_clock_dividers_vi dividers; in tonga_populate_smc_acpi_level() local
1199 table->ACPILevel.SclkFrequency, ÷rs); in tonga_populate_smc_acpi_level()
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| /openbmc/linux/Documentation/devicetree/bindings/clock/ |
| H A D | dove-divider-clock.txt | 3 Marvell Dove has a 2GHz PLL, which feeds into a set of dividers to provide
4 high speed clocks for a number of peripherals. These dividers are part of
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| H A D | brcm,bcm2835-cprman.txt | 8 oscillator, a level of PLL dividers that produce channels off of the
12 the PLL dividers directly.
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| /openbmc/linux/arch/arm/boot/dts/ti/omap/ |
| H A D | omap2420-clocks.dtsi | 79 ti,dividers = <0>, <1>, <2>, <3>, <4>, <0>, <6>, <0>, <8>, <0>, <0>, <0>, <12>;
262 ti,dividers = <0>, <1>, <2>, <3>, <4>, <0>, <6>, <0>, <8>, <0>, <0>, <0>, <12>;
266 ti,dividers = <0>, <1>, <2>, <3>, <4>, <0>, <6>, <0>, <8>;
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