| /* |
| * Samsung MIPI DSIM PLL_1432X |
| * |
| * Copyright 2019 NXP |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef __SEC_DSIM_PLL_1432X_H__ |
| #define __SEC_DSIM_PLL_1432X_H__ |
| |
| #include <drm/bridge/sec_mipi_dsim.h> |
| /* |
| * DSIM PLL_1432X setting guide from spec: |
| * |
| * Fout(bitclk) = ((m + k / 65536) * Fin) / (p * 2^s), and |
| * p = P[5:0], m = M[9:0], s = S[2:0], k = K[15:0]; |
| * |
| * Fpref = Fin / p |
| * Fin: [6MHz ~ 300MHz], Fpref: [2MHz ~ 30MHz] |
| * |
| * Fvco = ((m + k / 65536) * Fin) / p |
| * Fvco: [1050MHz ~ 2100MHz] |
| * |
| * 1 <= P[5:0] <= 63, 64 <= M[9:0] <= 1023, |
| * 0 <= S[2:0] <= 5, -32768 <= K[15:0] <= 32767 |
| * |
| */ |
| |
| const struct sec_mipi_dsim_pll pll_1432x = { |
| .p = { .min = 1, .max = 63, }, |
| .m = { .min = 64, .max = 1023, }, |
| .s = { .min = 0, .max = 5, }, |
| .k = { .min = 0, .max = 32768, }, /* abs(k) */ |
| .fin = { .min = 6000, .max = 300000, }, /* in KHz */ |
| .fpref = { .min = 2000, .max = 30000, }, /* in KHz */ |
| .fvco = { .min = 1050000, .max = 2100000, }, /* in KHz */ |
| }; |
| |
| #endif |
| |