33 static void sun4i_get_pll1_factors(struct factors_request *req)  in sun4i_get_pll1_factors()  argument
38 	div = req->rate / 6000000;  in sun4i_get_pll1_factors()
39 	req->rate = 6000000 * div;  in sun4i_get_pll1_factors()
42 	req->m = 0;  in sun4i_get_pll1_factors()
45 	if (req->rate >= 768000000 || req->rate == 42000000 ||  in sun4i_get_pll1_factors()
46 			req->rate == 54000000)  in sun4i_get_pll1_factors()
47 		req->k = 1;  in sun4i_get_pll1_factors()
49 		req->k = 0;  in sun4i_get_pll1_factors()
53 		req->p = 3;  in sun4i_get_pll1_factors()
57 		req->p = 2;  in sun4i_get_pll1_factors()
62 		req->p = 1;  in sun4i_get_pll1_factors()
66 		req->p = 0;  in sun4i_get_pll1_factors()
69 	div <<= req->p;  in sun4i_get_pll1_factors()
70 	div /= (req->k + 1);  in sun4i_get_pll1_factors()
71 	req->n = div / 4;  in sun4i_get_pll1_factors()
80 static void sun6i_a31_get_pll1_factors(struct factors_request *req)  in sun6i_a31_get_pll1_factors()  argument
86 	u32 freq_mhz = req->rate / 1000000;  in sun6i_a31_get_pll1_factors()
87 	u32 parent_freq_mhz = req->parent_rate / 1000000;  in sun6i_a31_get_pll1_factors()
101 	req->rate = freq_mhz * 1000000;  in sun6i_a31_get_pll1_factors()
105 		req->k = 3;  in sun6i_a31_get_pll1_factors()
108 		req->k = 2;  in sun6i_a31_get_pll1_factors()
111 		req->k = 1;  in sun6i_a31_get_pll1_factors()
114 		req->k = 0;  in sun6i_a31_get_pll1_factors()
125 		req->m = 2;  in sun6i_a31_get_pll1_factors()
131 		req->m = 3;  in sun6i_a31_get_pll1_factors()
134 		req->m = 1;  in sun6i_a31_get_pll1_factors()
137 	req->n = freq_mhz * (req->m + 1) / ((req->k + 1) * parent_freq_mhz)  in sun6i_a31_get_pll1_factors()
144 	if ((req->n + 1) > 31 && (req->m + 1) > 1) {  in sun6i_a31_get_pll1_factors()
145 		req->n = (req->n + 1) / 2 - 1;  in sun6i_a31_get_pll1_factors()
146 		req->m = (req->m + 1) / 2 - 1;  in sun6i_a31_get_pll1_factors()
157 static void sun8i_a23_get_pll1_factors(struct factors_request *req)  in sun8i_a23_get_pll1_factors()  argument
162 	div = req->rate / 6000000;  in sun8i_a23_get_pll1_factors()
163 	req->rate = 6000000 * div;  in sun8i_a23_get_pll1_factors()
166 	req->m = 0;  in sun8i_a23_get_pll1_factors()
169 	if (req->rate >= 768000000 || req->rate == 42000000 ||  in sun8i_a23_get_pll1_factors()
170 			req->rate == 54000000)  in sun8i_a23_get_pll1_factors()
171 		req->k = 1;  in sun8i_a23_get_pll1_factors()
173 		req->k = 0;  in sun8i_a23_get_pll1_factors()
177 		req->p = 2;  in sun8i_a23_get_pll1_factors()
182 		req->p = 1;  in sun8i_a23_get_pll1_factors()
186 		req->p = 0;  in sun8i_a23_get_pll1_factors()
189 	div <<= req->p;  in sun8i_a23_get_pll1_factors()
190 	div /= (req->k + 1);  in sun8i_a23_get_pll1_factors()
191 	req->n = div / 4 - 1;  in sun8i_a23_get_pll1_factors()
201 static void sun4i_get_pll5_factors(struct factors_request *req)  in sun4i_get_pll5_factors()  argument
206 	div = req->rate / req->parent_rate;  in sun4i_get_pll5_factors()
207 	req->rate = req->parent_rate * div;  in sun4i_get_pll5_factors()
210 		req->k = 0;  in sun4i_get_pll5_factors()
212 		req->k = 1;  in sun4i_get_pll5_factors()
214 		req->k = 2;  in sun4i_get_pll5_factors()
216 		req->k = 3;  in sun4i_get_pll5_factors()
218 	req->n = DIV_ROUND_UP(div, (req->k + 1));  in sun4i_get_pll5_factors()
228 static void sun6i_a31_get_pll6_factors(struct factors_request *req)  in sun6i_a31_get_pll6_factors()  argument
233 	div = req->rate / req->parent_rate;  in sun6i_a31_get_pll6_factors()
234 	req->rate = req->parent_rate * div;  in sun6i_a31_get_pll6_factors()
236 	req->k = div / 32;  in sun6i_a31_get_pll6_factors()
237 	if (req->k > 3)  in sun6i_a31_get_pll6_factors()
238 		req->k = 3;  in sun6i_a31_get_pll6_factors()
240 	req->n = DIV_ROUND_UP(div, (req->k + 1)) - 1;  in sun6i_a31_get_pll6_factors()
249 static void sun5i_a13_get_ahb_factors(struct factors_request *req)  in sun5i_a13_get_ahb_factors()  argument
254 	if (req->parent_rate < req->rate)  in sun5i_a13_get_ahb_factors()
255 		req->rate = req->parent_rate;  in sun5i_a13_get_ahb_factors()
261 	if (req->rate < 8000)  in sun5i_a13_get_ahb_factors()
262 		req->rate = 8000;  in sun5i_a13_get_ahb_factors()
263 	if (req->rate > 300000000)  in sun5i_a13_get_ahb_factors()
264 		req->rate = 300000000;  in sun5i_a13_get_ahb_factors()
266 	div = order_base_2(DIV_ROUND_UP(req->parent_rate, req->rate));  in sun5i_a13_get_ahb_factors()
272 	req->rate = req->parent_rate >> div;  in sun5i_a13_get_ahb_factors()
274 	req->p = div;  in sun5i_a13_get_ahb_factors()
288 static void sun6i_get_ahb1_factors(struct factors_request *req)  in sun6i_get_ahb1_factors()  argument
296 	if (req->parent_rate && req->rate > req->parent_rate)  in sun6i_get_ahb1_factors()
297 		req->rate = req->parent_rate;  in sun6i_get_ahb1_factors()
299 	div = DIV_ROUND_UP(req->parent_rate, req->rate);  in sun6i_get_ahb1_factors()
302 	if (req->parent_index == SUN6I_AHB1_PARENT_PLL6) {  in sun6i_get_ahb1_factors()
318 	req->rate = (req->parent_rate / calcm) >> calcp;  in sun6i_get_ahb1_factors()
319 	req->p = calcp;  in sun6i_get_ahb1_factors()
320 	req->m = calcm - 1;  in sun6i_get_ahb1_factors()
327 static void sun6i_ahb1_recalc(struct factors_request *req)  in sun6i_ahb1_recalc()  argument
329 	req->rate = req->parent_rate;  in sun6i_ahb1_recalc()
332 	if (req->parent_index == SUN6I_AHB1_PARENT_PLL6)  in sun6i_ahb1_recalc()
333 		req->rate /= req->m + 1;  in sun6i_ahb1_recalc()
336 	req->rate >>= req->p;  in sun6i_ahb1_recalc()
345 static void sun4i_get_apb1_factors(struct factors_request *req)  in sun4i_get_apb1_factors()  argument
350 	if (req->parent_rate < req->rate)  in sun4i_get_apb1_factors()
351 		req->rate = req->parent_rate;  in sun4i_get_apb1_factors()
353 	div = DIV_ROUND_UP(req->parent_rate, req->rate);  in sun4i_get_apb1_factors()
370 	req->rate = (req->parent_rate >> calcp) / (calcm + 1);  in sun4i_get_apb1_factors()
371 	req->m = calcm;  in sun4i_get_apb1_factors()
372 	req->p = calcp;  in sun4i_get_apb1_factors()
384 static void sun7i_a20_get_out_factors(struct factors_request *req)  in sun7i_a20_get_out_factors()  argument
390 	if (req->rate > req->parent_rate)  in sun7i_a20_get_out_factors()
391 		req->rate = req->parent_rate;  in sun7i_a20_get_out_factors()
393 	div = DIV_ROUND_UP(req->parent_rate, req->rate);  in sun7i_a20_get_out_factors()
406 	req->rate = (req->parent_rate >> calcp) / calcm;  in sun7i_a20_get_out_factors()
407 	req->m = calcm - 1;  in sun7i_a20_get_out_factors()
408 	req->p = calcp;  in sun7i_a20_get_out_factors()
1125 static void sun6i_display_factors(struct factors_request *req)  in sun6i_display_factors()  argument
1129 	if (req->rate > req->parent_rate)  in sun6i_display_factors()
1130 		req->rate = req->parent_rate;  in sun6i_display_factors()
1132 	m = DIV_ROUND_UP(req->parent_rate, req->rate);  in sun6i_display_factors()
1134 	req->rate = req->parent_rate / m;  in sun6i_display_factors()
1135 	req->m = m - 1;  in sun6i_display_factors()