Jisheng Zhang | 3504395 | 2018-05-16 16:04:29 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
Alexandre Belloni | 6f9ba9b | 2014-05-19 18:43:26 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (c) 2014 Marvell Technology Group Ltd. |
| 4 | * |
| 5 | * Alexandre Belloni <alexandre.belloni@free-electrons.com> |
| 6 | * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> |
Alexandre Belloni | 6f9ba9b | 2014-05-19 18:43:26 +0200 | [diff] [blame] | 7 | */ |
| 8 | #ifndef __BERLIN2_DIV_H |
| 9 | #define __BERLIN2_DIV_H |
| 10 | |
Stephen Boyd | f6475e2 | 2016-08-16 15:40:52 -0700 | [diff] [blame] | 11 | struct clk_hw; |
Alexandre Belloni | 6f9ba9b | 2014-05-19 18:43:26 +0200 | [diff] [blame] | 12 | |
| 13 | #define BERLIN2_DIV_HAS_GATE BIT(0) |
| 14 | #define BERLIN2_DIV_HAS_MUX BIT(1) |
| 15 | |
| 16 | #define BERLIN2_PLL_SELECT(_off, _sh) \ |
| 17 | .pll_select_offs = _off, \ |
| 18 | .pll_select_shift = _sh |
| 19 | |
| 20 | #define BERLIN2_PLL_SWITCH(_off, _sh) \ |
| 21 | .pll_switch_offs = _off, \ |
| 22 | .pll_switch_shift = _sh |
| 23 | |
| 24 | #define BERLIN2_DIV_SELECT(_off, _sh) \ |
| 25 | .div_select_offs = _off, \ |
| 26 | .div_select_shift = _sh |
| 27 | |
| 28 | #define BERLIN2_DIV_SWITCH(_off, _sh) \ |
| 29 | .div_switch_offs = _off, \ |
| 30 | .div_switch_shift = _sh |
| 31 | |
| 32 | #define BERLIN2_DIV_D3SWITCH(_off, _sh) \ |
| 33 | .div3_switch_offs = _off, \ |
| 34 | .div3_switch_shift = _sh |
| 35 | |
| 36 | #define BERLIN2_DIV_GATE(_off, _sh) \ |
| 37 | .gate_offs = _off, \ |
| 38 | .gate_shift = _sh |
| 39 | |
| 40 | #define BERLIN2_SINGLE_DIV(_off) \ |
| 41 | BERLIN2_DIV_GATE(_off, 0), \ |
| 42 | BERLIN2_PLL_SELECT(_off, 1), \ |
| 43 | BERLIN2_PLL_SWITCH(_off, 4), \ |
| 44 | BERLIN2_DIV_SWITCH(_off, 5), \ |
| 45 | BERLIN2_DIV_D3SWITCH(_off, 6), \ |
| 46 | BERLIN2_DIV_SELECT(_off, 7) |
| 47 | |
| 48 | struct berlin2_div_map { |
| 49 | u16 pll_select_offs; |
| 50 | u16 pll_switch_offs; |
| 51 | u16 div_select_offs; |
| 52 | u16 div_switch_offs; |
| 53 | u16 div3_switch_offs; |
| 54 | u16 gate_offs; |
| 55 | u8 pll_select_shift; |
| 56 | u8 pll_switch_shift; |
| 57 | u8 div_select_shift; |
| 58 | u8 div_switch_shift; |
| 59 | u8 div3_switch_shift; |
| 60 | u8 gate_shift; |
| 61 | }; |
| 62 | |
| 63 | struct berlin2_div_data { |
| 64 | const char *name; |
| 65 | const u8 *parent_ids; |
| 66 | int num_parents; |
| 67 | unsigned long flags; |
| 68 | struct berlin2_div_map map; |
| 69 | u8 div_flags; |
| 70 | }; |
| 71 | |
Stephen Boyd | f6475e2 | 2016-08-16 15:40:52 -0700 | [diff] [blame] | 72 | struct clk_hw * |
Alexandre Belloni | 6f9ba9b | 2014-05-19 18:43:26 +0200 | [diff] [blame] | 73 | berlin2_div_register(const struct berlin2_div_map *map, |
| 74 | void __iomem *base, const char *name, u8 div_flags, |
| 75 | const char **parent_names, int num_parents, |
| 76 | unsigned long flags, spinlock_t *lock); |
| 77 | |
| 78 | #endif /* __BERLIN2_DIV_H */ |