projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 42b43945 TK |
1 | /* |
| 2 | * OMAP Voltage Management Routines | |
| 3 | * | |
| 4 | * Copyright (C) 2011, Texas Instruments, Inc. | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License version 2 as | |
| 8 | * published by the Free Software Foundation. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef __ARCH_ARM_OMAP_VOLTAGE_H | |
| 12 | #define __ARCH_ARM_OMAP_VOLTAGE_H | |
| 13 | ||
| fa60be6e K |
14 | /** |
| 15 | * struct omap_volt_data - Omap voltage specific data. | |
| 16 | * @voltage_nominal: The possible voltage value in uV | |
| 17 | * @sr_efuse_offs: The offset of the efuse register(from system | |
| 18 | * control module base address) from where to read | |
| 19 | * the n-target value for the smartreflex module. | |
| 20 | * @sr_errminlimit: Error min limit value for smartreflex. This value | |
| 21 | * differs at differnet opp and thus is linked | |
| 22 | * with voltage. | |
| 23 | * @vp_errorgain: Error gain value for the voltage processor. This | |
| 24 | * field also differs according to the voltage/opp. | |
| 25 | */ | |
| 26 | struct omap_volt_data { | |
| 27 | u32 volt_nominal; | |
| 28 | u32 sr_efuse_offs; | |
| 29 | u8 sr_errminlimit; | |
| 30 | u8 vp_errgain; | |
| 31 | }; | |
| 42b43945 TK |
32 | struct voltagedomain; |
| 33 | ||
| 34 | struct voltagedomain *voltdm_lookup(const char *name); | |
| 35 | int voltdm_scale(struct voltagedomain *voltdm, unsigned long target_volt); | |
| 36 | unsigned long voltdm_get_voltage(struct voltagedomain *voltdm); | |
| fa60be6e K |
37 | struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, |
| 38 | unsigned long volt); | |
| 42b43945 | 39 | #endif |