projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| a4518409 SH |
1 | /* |
| 2 | * Marvell EBU SoC common clock handling | |
| 3 | * | |
| 4 | * Copyright (C) 2012 Marvell | |
| 5 | * | |
| 6 | * Gregory CLEMENT <gregory.clement@free-electrons.com> | |
| 7 | * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> | |
| 8 | * Andrew Lunn <andrew@lunn.ch> | |
| 9 | * | |
| 10 | * This file is licensed under the terms of the GNU General Public | |
| 11 | * License version 2. This program is licensed "as is" without any | |
| 12 | * warranty of any kind, whether express or implied. | |
| 13 | */ | |
| 14 | ||
| 15 | #ifndef __CLK_MVEBU_COMMON_H_ | |
| 16 | #define __CLK_MVEBU_COMMON_H_ | |
| 17 | ||
| 18 | #include <linux/kernel.h> | |
| 19 | ||
| 20 | struct device_node; | |
| 21 | ||
| 22 | struct coreclk_ratio { | |
| 23 | int id; | |
| 24 | const char *name; | |
| 25 | }; | |
| 26 | ||
| 27 | struct coreclk_soc_desc { | |
| 28 | u32 (*get_tclk_freq)(void __iomem *sar); | |
| 29 | u32 (*get_cpu_freq)(void __iomem *sar); | |
| 30 | void (*get_clk_ratio)(void __iomem *sar, int id, int *mult, int *div); | |
| 31 | const struct coreclk_ratio *ratios; | |
| 32 | int num_ratios; | |
| 33 | }; | |
| 34 | ||
| 35 | struct clk_gating_soc_desc { | |
| 36 | const char *name; | |
| 37 | const char *parent; | |
| 38 | int bit_idx; | |
| 39 | unsigned long flags; | |
| 40 | }; | |
| 41 | ||
| 42 | void __init mvebu_coreclk_setup(struct device_node *np, | |
| 43 | const struct coreclk_soc_desc *desc); | |
| 44 | ||
| 45 | void __init mvebu_clk_gating_setup(struct device_node *np, | |
| 46 | const struct clk_gating_soc_desc *desc); | |
| 47 | ||
| 48 | #endif |