* Kevin Hilman <khilman@xxxxxx> [110627 10:27]:
> Tony Lindgren <tony@xxxxxxxxxxx> writes:
>
> > This removes the support for setting the wake-up timer for debugging.
> >
> > Later on we can reserve gptimer1 for PM code only and have similar
> > functionality.
> >
> > Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
> > Reviewed-by: Kevin Hilman <khilman@xxxxxx>
>
> Another minor change to fold into patch: gptimer_wakeup doesn't exist
> anymore, so should probably be removed from dmtimer.h
Thanks, updated patch below. Still with your Reviewed-by
despite causing you more work with the removal of the
interface :)
Tony
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Tue, 29 Mar 2011 15:54:49 -0700
Subject: [PATCH] omap2+: Remove gptimer_wakeup for now
This removes the support for setting the wake-up timer for debugging.
Later on we can reserve gptimer1 for PM code only and have similar
functionality.
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
Reviewed-by: Kevin Hilman <khilman@xxxxxx>
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index a5a83b3..c56d1d4 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -31,7 +31,6 @@
#include <plat/board.h>
#include "powerdomain.h"
#include "clockdomain.h"
-#include <plat/dmtimer.h>
#include <plat/omap-pm.h>
#include "cm2xxx_3xxx.h"
@@ -41,8 +40,6 @@
int omap2_pm_debug;
u32 enable_off_mode;
u32 sleep_while_idle;
-u32 wakeup_timer_seconds;
-u32 wakeup_timer_milliseconds;
#define DUMP_PRM_MOD_REG(mod, reg) \
regs[reg_count].name = #mod "." #reg; \
@@ -162,23 +159,6 @@ void omap2_pm_dump(int mode, int resume, unsigned int us)
printk(KERN_INFO "%-20s: 0x%08x\n", regs[i].name, regs[i].val);
}
-void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
-{
- u32 tick_rate, cycles;
-
- if (!seconds && !milliseconds)
- return;
-
- tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup));
- cycles = tick_rate * seconds + tick_rate * milliseconds / 1000;
- omap_dm_timer_stop(gptimer_wakeup);
- omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles);
-
- pr_info("PM: Resume timer in %u.%03u secs"
- " (%d ticks at %d ticks/sec.)\n",
- seconds, milliseconds, cycles, tick_rate);
-}
-
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
#include <linux/seq_file.h>
@@ -576,9 +556,6 @@ static int option_set(void *data, u64 val)
{
u32 *option = data;
- if (option == &wakeup_timer_milliseconds && val >= 1000)
- return -EINVAL;
-
*option = val;
if (option == &enable_off_mode) {
@@ -641,11 +618,6 @@ static int __init pm_dbg_init(void)
&enable_off_mode, &pm_dbg_option_fops);
(void) debugfs_create_file("sleep_while_idle", S_IRUGO | S_IWUSR, d,
&sleep_while_idle, &pm_dbg_option_fops);
- (void) debugfs_create_file("wakeup_timer_seconds", S_IRUGO | S_IWUSR, d,
- &wakeup_timer_seconds, &pm_dbg_option_fops);
- (void) debugfs_create_file("wakeup_timer_milliseconds",
- S_IRUGO | S_IWUSR, d, &wakeup_timer_milliseconds,
- &pm_dbg_option_fops);
pm_dbg_init_done = 1;
return 0;
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 45bcfce..c3a367e 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -60,19 +60,13 @@ inline void omap3_pm_init_cpuidle(struct cpuidle_params *cpuidle_board_params)
extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm);
extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state);
-extern u32 wakeup_timer_seconds;
-extern u32 wakeup_timer_milliseconds;
-extern struct omap_dm_timer *gptimer_wakeup;
-
#ifdef CONFIG_PM_DEBUG
extern void omap2_pm_dump(int mode, int resume, unsigned int us);
-extern void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds);
extern int omap2_pm_debug;
extern u32 enable_off_mode;
extern u32 sleep_while_idle;
#else
#define omap2_pm_dump(mode, resume, us) do {} while (0);
-#define omap2_pm_wakeup_on_timer(seconds, milliseconds) do {} while (0);
#define omap2_pm_debug 0
#define enable_off_mode 0
#define sleep_while_idle 0
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index c155c9d..4cb636a 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -534,10 +534,6 @@ static int omap3_pm_suspend(void)
struct power_state *pwrst;
int state, ret = 0;
- if (wakeup_timer_seconds || wakeup_timer_milliseconds)
- omap2_pm_wakeup_on_timer(wakeup_timer_seconds,
- wakeup_timer_milliseconds);
-
/* Read current next_pwrsts */
list_for_each_entry(pwrst, &pwrst_list, node)
pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm);
diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c
index 62c0d5c..578e9df 100644
--- a/arch/arm/mach-omap2/timer-gp.c
+++ b/arch/arm/mach-omap2/timer-gp.c
@@ -72,11 +72,9 @@
/* Clockevent code */
static struct omap_dm_timer clkev;
-static struct omap_dm_timer *gptimer;
static struct clock_event_device clockevent_gpt;
static u8 __initdata gptimer_id = 1;
static u8 __initdata inited;
-struct omap_dm_timer *gptimer_wakeup;
static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id)
{
@@ -218,10 +216,6 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer,
timer->reserved = 1;
- gptimer = omap_dm_timer_request_specific(gptimer_id);
- BUG_ON(gptimer == NULL);
- gptimer_wakeup = gptimer;
-
return res;
}
@@ -235,7 +229,7 @@ static void __init omap2_gp_clockevent_init(int gptimer_id,
res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source);
BUG_ON(res);
- omap2_gp_timer_irq.dev_id = (void *)gptimer;
+ omap2_gp_timer_irq.dev_id = (void *)&clkev;
setup_irq(clkev.irq, &omap2_gp_timer_irq);
__omap_dm_timer_int_enable(clkev.io_base, OMAP_TIMER_INT_OVERFLOW);
diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h
index dd8b3ff..8adcb18 100644
--- a/arch/arm/plat-omap/include/plat/dmtimer.h
+++ b/arch/arm/plat-omap/include/plat/dmtimer.h
@@ -59,7 +59,6 @@
*/
#define OMAP_TIMER_IP_VERSION_1 0x1
struct omap_dm_timer;
-extern struct omap_dm_timer *gptimer_wakeup;
struct clk;
int omap_dm_timer_init(void);
--
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