Home
last modified time | relevance | path

Searched refs:fref (Results 1 – 25 of 30) sorted by relevance

12

/linux/drivers/media/tuners/
H A Dmt20xx.c108 unsigned int fref,lo1,lo1n,lo1a,s,sel,lo1freq, desired_lo1, in mt2032_compute_freq() local
111 fref= 5250 *1000; //5.25MHz in mt2032_compute_freq()
114 lo1=(2*(desired_lo1/1000)+(fref/1000)) / (2*fref/1000); in mt2032_compute_freq()
136 lo1freq=(lo1a+8*lo1n)*fref; in mt2032_compute_freq()
142 lo2=(desired_lo2)/fref; in mt2032_compute_freq()
145 lo2num=((desired_lo2/1000)%(fref/1000))* 3780/(fref/1000); //scale to fit in 32bit arith in mt2032_compute_freq()
146 lo2freq=(lo2a+8*lo2n)*fref + lo2num*(fref/1000)/3780*1000; in mt2032_compute_freq()
/linux/sound/soc/codecs/
H A Dmadera.c3444 static int madera_find_sync_fratio(unsigned int fref, int *fratio) in madera_find_sync_fratio() argument
3449 if (fll_sync_fratios[i].min <= fref && in madera_find_sync_fratio()
3450 fref <= fll_sync_fratios[i].max) { in madera_find_sync_fratio()
3461 static int madera_find_main_fratio(unsigned int fref, unsigned int fout, in madera_find_main_fratio() argument
3466 while ((fout / (ratio * fref)) > MADERA_FLL_MAX_N) in madera_find_main_fratio()
3475 static int madera_find_fratio(struct madera_fll *fll, unsigned int fref, in madera_find_fratio() argument
3483 return madera_find_sync_fratio(fref, fratio); in madera_find_fratio()
3486 return madera_find_sync_fratio(fref, fratio); in madera_find_fratio()
3488 return madera_find_main_fratio(fref, in madera_find_fratio()
3496 return madera_find_sync_fratio(fref, fratio); in madera_find_fratio()
[all …]
H A Dnau8540.c664 unsigned int fref, i, fvco_sel; in nau8540_calc_fll_param() local
671 fref = fll_in / fll_pre_scalar[i].param; in nau8540_calc_fll_param()
672 if (fref <= NAU_FREF_MAX) in nau8540_calc_fll_param()
681 if (fref >= fll_ratio[i].param) in nau8540_calc_fll_param()
710 fvco = div_u64(fvco_max << 16, fref * fll_param->ratio); in nau8540_calc_fll_param()
H A Dda7210.c212 int fref; member
986 int source, unsigned int fref, unsigned int fout) in da7210_set_dai_pll() argument
1000 if ((fref == da7210_pll_div[cnt].fref) && in da7210_set_dai_pll()
1029 dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n", fref); in da7210_set_dai_pll()
H A Dda9055.c239 int fref; member
1279 int source, unsigned int fref, unsigned int fout) in da9055_set_dai_pll() argument
1296 if ((fref == da9055_pll_div[cnt].fref) && in da9055_set_dai_pll()
H A Dda732x.c1118 int fref, indiv; in da732x_set_dai_pll() local
1156 fref = da732x->sysclk / BIT(indiv); in da732x_set_dai_pll()
1157 div_hi = freq_out / fref; in da732x_set_dai_pll()
1158 frac_div = (u64)(freq_out % fref) * 8192ULL; in da732x_set_dai_pll()
1159 do_div(frac_div, fref); in da732x_set_dai_pll()
H A Dmadera.h413 unsigned int fref, unsigned int fout);
415 unsigned int fref, unsigned int fout);
H A Dcs47l85.c2224 int source, unsigned int fref, unsigned int fout) in cs47l85_set_fll() argument
2230 return madera_set_fll_refclk(&cs47l85->fll[0], source, fref, in cs47l85_set_fll()
2233 return madera_set_fll_refclk(&cs47l85->fll[1], source, fref, in cs47l85_set_fll()
2236 return madera_set_fll_refclk(&cs47l85->fll[2], source, fref, in cs47l85_set_fll()
2239 return madera_set_fll_syncclk(&cs47l85->fll[0], source, fref, in cs47l85_set_fll()
2242 return madera_set_fll_syncclk(&cs47l85->fll[1], source, fref, in cs47l85_set_fll()
2245 return madera_set_fll_syncclk(&cs47l85->fll[2], source, fref, in cs47l85_set_fll()
H A Dnau8824.c1280 unsigned int fref, i, fvco_sel; in nau8824_calc_fll_param() local
1287 fref = fll_in / fll_pre_scalar[i].param; in nau8824_calc_fll_param()
1288 if (fref <= NAU_FREF_MAX) in nau8824_calc_fll_param()
1297 if (fref >= fll_ratio[i].param) in nau8824_calc_fll_param()
1326 fvco = div_u64(fvco_max << 16, fref * fll_param->ratio); in nau8824_calc_fll_param()
H A Dcs47l15.c1127 int source, unsigned int fref, unsigned int fout) in cs47l15_set_fll() argument
1133 return madera_set_fll_refclk(&cs47l15->fll[0], source, fref, in cs47l15_set_fll()
1136 return madera_set_fll_ao_refclk(&cs47l15->fll[1], source, fref, in cs47l15_set_fll()
1139 return madera_set_fll_syncclk(&cs47l15->fll[0], source, fref, in cs47l15_set_fll()
H A Dcs47l90.c2146 int source, unsigned int fref, unsigned int fout) in cs47l90_set_fll() argument
2152 return madera_set_fll_refclk(&cs47l90->fll[0], source, fref, in cs47l90_set_fll()
2155 return madera_set_fll_refclk(&cs47l90->fll[1], source, fref, in cs47l90_set_fll()
2158 return madera_set_fll_ao_refclk(&cs47l90->fll[2], source, fref, in cs47l90_set_fll()
2161 return madera_set_fll_syncclk(&cs47l90->fll[0], source, fref, in cs47l90_set_fll()
2164 return madera_set_fll_syncclk(&cs47l90->fll[1], source, fref, in cs47l90_set_fll()
H A Dnau8825.c2258 unsigned int fref, i, fvco_sel; in nau8825_calc_fll_param() local
2265 fref = fll_in / fll_pre_scalar[i].param; in nau8825_calc_fll_param()
2266 if (fref <= NAU_FREF_MAX) in nau8825_calc_fll_param()
2275 if (fref >= fll_ratio[i].param) in nau8825_calc_fll_param()
2304 fvco = div_u64(fvco_max << fll_param->fll_frac_num, fref * fll_param->ratio); in nau8825_calc_fll_param()
H A Dcs47l35.c1335 int source, unsigned int fref, unsigned int fout) in cs47l35_set_fll() argument
1341 return madera_set_fll_refclk(&cs47l35->fll, source, fref, in cs47l35_set_fll()
1344 return madera_set_fll_syncclk(&cs47l35->fll, source, fref, in cs47l35_set_fll()
/linux/drivers/clk/
H A Dclk-clps711x.c47 u32 tmp, f_cpu, f_pll, f_bus, f_tim, f_pwm, f_spi, fref = 0; in clps711x_clk_init_dt() local
51 WARN_ON(of_property_read_u32(np, "startup-frequency", &fref)); in clps711x_clk_init_dt()
65 if (((tmp >= 10) && (tmp <= 50)) || !fref) in clps711x_clk_init_dt()
68 f_pll = fref; in clps711x_clk_init_dt()
/linux/drivers/clk/pistachio/
H A Dclk-pll.c129 pll_get_params(struct pistachio_clk_pll *pll, unsigned long fref, in pll_get_params() argument
135 if (pll->rates[i].fref == fref && pll->rates[i].fout == fout) in pll_get_params()
149 if (i > 0 && pll->rates[i].fref == *parent_rate && in pll_round_rate()
210 vco = params->fref; in pll_gf40lp_frac_set_rate()
218 val = div64_u64(params->fref, params->refdiv); in pll_gf40lp_frac_set_rate()
366 vco = div_u64(params->fref * params->fbdiv, params->refdiv); in pll_gf40lp_laint_set_rate()
371 val = div_u64(params->fref, params->refdiv); in pll_gf40lp_laint_set_rate()
H A Dclk.h95 unsigned long long fref; member
/linux/drivers/clk/imx/
H A Dclk-imx31.c53 static void __init _mx31_clocks_init(void __iomem *base, unsigned long fref) in _mx31_clocks_init() argument
56 clk[ckih] = imx_clk_fixed("ckih", fref); in _mx31_clocks_init()
127 u32 fref = 26000000; /* default */ in mx31_clocks_init_dt() local
134 if (!of_property_read_u32(osc_np, "clock-frequency", &fref)) { in mx31_clocks_init_dt()
144 _mx31_clocks_init(ccm, fref); in mx31_clocks_init_dt()
H A Dclk-imx27.c51 static void __init _mx27_clocks_init(unsigned long fref) in _mx27_clocks_init() argument
56 clk[IMX27_CLK_CKIH] = imx_clk_fixed("ckih", fref); in _mx27_clocks_init()
175 u32 fref = 26000000; /* default */ in mx27_clocks_init_dt() local
181 if (!of_property_read_u32(refnp, "clock-frequency", &fref)) { in mx27_clocks_init_dt()
189 _mx27_clocks_init(fref); in mx27_clocks_init_dt()
/linux/arch/m68k/coldfire/
H A Dm53xx.c472 int fref, temp, fout, mfd; in clock_pll() local
475 fref = FREF; in clock_pll()
481 return (fref * mfd / (BUSDIV * 4)); in clock_pll()
494 temp = 100 * fsys / fref; in clock_pll()
498 fout = (fref * mfd / (BUSDIV * 4)); in clock_pll()
/linux/drivers/phy/rockchip/
H A Dphy-rockchip-samsung-hdptx.c688 const unsigned int fout = data_rate / 2, fref = 24000; in rk_hdptx_phy_clk_pll_calc() local
705 mdiv = DIV_ROUND_UP(fvco, fref); in rk_hdptx_phy_clk_pll_calc()
709 if (fref * mdiv - fvco) { in rk_hdptx_phy_clk_pll_calc()
710 for (sdc = 264000; sdc <= 750000; sdc += fref) in rk_hdptx_phy_clk_pll_calc()
711 if (sdc * n > fref * mdiv) in rk_hdptx_phy_clk_pll_calc()
717 rational_best_approximation(fref * mdiv - fvco, in rk_hdptx_phy_clk_pll_calc()
723 rational_best_approximation(sdc * n - fref * mdiv, in rk_hdptx_phy_clk_pll_calc()
/linux/drivers/tty/serial/8250/
H A D8250_lpss.c77 unsigned long fref = lpss->board->freq, fuart = baud * 16; in byt_set_termios() local
86 fuart *= rounddown_pow_of_two(fref / fuart); in byt_set_termios()
94 rational_best_approximation(fuart, fref, w, w, &m, &n); in byt_set_termios()
/linux/drivers/gpu/drm/msm/dsi/phy/
H A Ddsi_phy_14nm.c211 u64 fref = VCO_REF_CLK_RATE; in pll_14nm_dec_frac_calc() local
213 DBG("vco_clk_rate=%lld ref_clk_rate=%lld", vco_clk_rate, fref); in pll_14nm_dec_frac_calc()
215 dec_start_multiple = div_u64(vco_clk_rate * multiplier, fref); in pll_14nm_dec_frac_calc()
254 u64 fref = VCO_REF_CLK_RATE; in pll_14nm_calc_vco_count() local
260 data = fref * vco_measure_time; in pll_14nm_calc_vco_count()
271 data = fref * kvco_measure_time; in pll_14nm_calc_vco_count()
/linux/drivers/spi/
H A Dspi-pxa2xx.c802 unsigned long fref = xtal / 2; /* mandatory division by 2, in quark_x1000_get_clk_div() local
805 unsigned long fref1 = fref / 2; /* case 1 */ in quark_x1000_get_clk_div()
806 unsigned long fref2 = fref * 2 / 5; /* case 2 */ in quark_x1000_get_clk_div()
863 if (fref / rate >= 80) { in quark_x1000_get_clk_div()
868 q1 = DIV_ROUND_UP(fref, rate); in quark_x1000_get_clk_div()
872 fssp = (u64)fref * m; in quark_x1000_get_clk_div()
/linux/drivers/video/fbdev/
H A Dtdfxfb.c291 int fref = 14318; in do_calc_pll() local
302 int n_estimated = ((freq * (m + 2) << k) / fref) - 2; in do_calc_pll()
312 int f = (fref * (n + 2) / (m + 2)) >> k; in do_calc_pll()
332 *freq_out = (fref * (n + 2) / (m + 2)) >> k; in do_calc_pll()
/linux/drivers/gpu/drm/vc4/
H A Dvc4_hdmi_phy.c251 unsigned long long fref = OSCILLATOR_FREQUENCY; in phy_get_rm_offset() local
257 do_div(offset, fref); in phy_get_rm_offset()

12