UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

OMAP3: remove OPP interfaces from OMAP PM layer 

With new OPP layer, OPP users will access OPP API directly instead of
using OMAP PM layer, so remove all notions of OPPs from the OMAP PM
layer.

Acked-by: Paul Walmsley <paul@pwsan.com>

Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Kevin Hilman 2010-12-09 09:13:48 -06:00
parent f5a6422d4e
commit 53da4ce238
3 changed files with 12 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/mach-omap2/io.c
View File

@ -347,8 +347,7 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
else if (cpu_is_omap44xx())
omap44xx_hwmod_init();
/* The OPP tables have to be registered before a clk init */
omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps);
omap_pm_if_early_init();
if (cpu_is_omap2420())
omap2420_clk_init();

31
arch/arm/plat-omap/include/plat/omap-pm.h
View File

@ -17,27 +17,10 @@
#include <linux/device.h>
#include <linux/cpufreq.h>
#include <linux/clk.h>
#include <linux/opp.h>
#include "powerdomain.h"
/**
* struct omap_opp - clock frequency-to-OPP ID table for DSP, MPU
* @rate: target clock rate
* @opp_id: OPP ID
* @min_vdd: minimum VDD1 voltage (in millivolts) for this OPP
*
* Operating performance point data. Can vary by OMAP chip and board.
*/
struct omap_opp {
unsigned long rate;
u8 opp_id;
u16 min_vdd;
};
extern struct omap_opp *mpu_opps;
extern struct omap_opp *dsp_opps;
extern struct omap_opp *l3_opps;
/*
* agent_id values for use with omap_pm_set_min_bus_tput():
*
@ -59,9 +42,11 @@ extern struct omap_opp *l3_opps;
* framework starts. The "_if_" is to avoid name collisions with the
* PM idle-loop code.
*/
int __init omap_pm_if_early_init(struct omap_opp *mpu_opp_table,
struct omap_opp *dsp_opp_table,
struct omap_opp *l3_opp_table);
#ifdef CONFIG_OMAP_PM_NONE
#define omap_pm_if_early_init() 0
#else
int __init omap_pm_if_early_init(void);
#endif
/**
* omap_pm_if_init - OMAP PM init code called after clock fw init
@ -69,7 +54,11 @@ int __init omap_pm_if_early_init(struct omap_opp *mpu_opp_table,
* The main initialization code. OPP tables are passed in here. The
* "_if_" is to avoid name collisions with the PM idle-loop code.
*/
#ifdef CONFIG_OMAP_PM_NONE
#define omap_pm_if_init() 0
#else
int __init omap_pm_if_init(void);
#endif
/**
* omap_pm_if_exit - OMAP PM exit code

11
arch/arm/plat-omap/omap-pm-noop.c
View File

@ -26,10 +26,6 @@
#include <plat/powerdomain.h>
struct omap_opp *dsp_opps;
struct omap_opp *mpu_opps;
struct omap_opp *l3_opps;
/*
* Device-driver-originated constraints (via board-*.c files)
*/
@ -308,13 +304,8 @@ int omap_pm_get_dev_context_loss_count(struct device *dev)
/* Should be called before clk framework init */
int __init omap_pm_if_early_init(struct omap_opp *mpu_opp_table,
struct omap_opp *dsp_opp_table,
struct omap_opp *l3_opp_table)
int __init omap_pm_if_early_init(void)
{
mpu_opps = mpu_opp_table;
dsp_opps = dsp_opp_table;
l3_opps = l3_opp_table;
return 0;
}