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ux500: Add prcmu support for operating points

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Adds support in PRCMU driver to handle CPU and APE operating points.

Signed-off-by: Martin Persson <martin.persson@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
This commit is contained in:
Martin Persson 2010-12-08 15:13:28 +01:00 • committed by Linus Walleij
parent 20e218a77f
commit e0befb23df
4 changed files with 202 additions and 8 deletions
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14
arch/arm/mach-ux500/include/mach/prcmu.h
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@ -2,15 +2,27 @@
* Copyright (C) STMicroelectronics 2009
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com>
* Author: Sundar Iyer <sundar.iyer@stericsson.com>
* Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com>
*
* License Terms: GNU General Public License v2
*
* PRCMU f/w APIs
* PRCM Unit f/w API
*/
#ifndef __MACH_PRCMU_H
#define __MACH_PRCMU_H
#include <mach/prcmu-defs.h>
void __init prcmu_early_init(void);
int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);
int prcmu_set_ape_opp(enum prcmu_ape_opp opp);
int prcmu_set_cpu_opp(enum prcmu_cpu_opp opp);
int prcmu_set_ape_cpu_opps(enum prcmu_ape_opp ape_opp,
enum prcmu_cpu_opp cpu_opp);
int prcmu_get_ape_opp(void);
int prcmu_get_cpu_opp(void);
bool prcmu_has_arm_maxopp(void);
#endif /* __MACH_PRCMU_H */