1 /* 2 * Copyright (c) 2013 Samsung Electronics Co., Ltd. 3 * Copyright (c) 2013 Linaro Ltd. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Common Clock Framework support for all PLL's in Samsung platforms 10 */ 11 12 #ifndef __SAMSUNG_CLK_PLL_H 13 #define __SAMSUNG_CLK_PLL_H 14 15 enum samsung_pll_type { 16 pll_2126, 17 pll_3000, 18 pll_35xx, 19 pll_36xx, 20 pll_2550, 21 pll_2650, 22 pll_4500, 23 pll_4502, 24 pll_4508, 25 pll_4600, 26 pll_4650, 27 pll_4650c, 28 pll_6552, 29 pll_6552_s3c2416, 30 pll_6553, 31 pll_s3c2410_mpll, 32 pll_s3c2410_upll, 33 pll_s3c2440_mpll, 34 pll_2550xx, 35 pll_2650xx, 36 }; 37 38 #define PLL_35XX_RATE(_rate, _m, _p, _s) \ 39 { \ 40 .rate = (_rate), \ 41 .mdiv = (_m), \ 42 .pdiv = (_p), \ 43 .sdiv = (_s), \ 44 } 45 46 #define PLL_36XX_RATE(_rate, _m, _p, _s, _k) \ 47 { \ 48 .rate = (_rate), \ 49 .mdiv = (_m), \ 50 .pdiv = (_p), \ 51 .sdiv = (_s), \ 52 .kdiv = (_k), \ 53 } 54 55 #define PLL_45XX_RATE(_rate, _m, _p, _s, _afc) \ 56 { \ 57 .rate = (_rate), \ 58 .mdiv = (_m), \ 59 .pdiv = (_p), \ 60 .sdiv = (_s), \ 61 .afc = (_afc), \ 62 } 63 64 #define PLL_4600_RATE(_rate, _m, _p, _s, _k, _vsel) \ 65 { \ 66 .rate = (_rate), \ 67 .mdiv = (_m), \ 68 .pdiv = (_p), \ 69 .sdiv = (_s), \ 70 .kdiv = (_k), \ 71 .vsel = (_vsel), \ 72 } 73 74 #define PLL_4650_RATE(_rate, _m, _p, _s, _k, _mfr, _mrr, _vsel) \ 75 { \ 76 .rate = (_rate), \ 77 .mdiv = (_m), \ 78 .pdiv = (_p), \ 79 .sdiv = (_s), \ 80 .kdiv = (_k), \ 81 .mfr = (_mfr), \ 82 .mrr = (_mrr), \ 83 .vsel = (_vsel), \ 84 } 85 86 /* NOTE: Rate table should be kept sorted in descending order. */ 87 88 struct samsung_pll_rate_table { 89 unsigned int rate; 90 unsigned int pdiv; 91 unsigned int mdiv; 92 unsigned int sdiv; 93 unsigned int kdiv; 94 unsigned int afc; 95 unsigned int mfr; 96 unsigned int mrr; 97 unsigned int vsel; 98 }; 99 100 extern struct clk * __init samsung_clk_register_pll2550x(const char *name, 101 const char *pname, const void __iomem *reg_base, 102 const unsigned long offset); 103 104 #endif /* __SAMSUNG_CLK_PLL_H */ 105