#include "prm2xxx_3xxx.h"
#include "pm.h"
- int omap2_pm_debug;
u32 enable_off_mode;
- u32 sleep_while_idle;
-
- #define DUMP_PRM_MOD_REG(mod, reg) \
- regs[reg_count].name = #mod "." #reg; \
- regs[reg_count++].val = omap2_prm_read_mod_reg(mod, reg)
- #define DUMP_CM_MOD_REG(mod, reg) \
- regs[reg_count].name = #mod "." #reg; \
- regs[reg_count++].val = omap2_cm_read_mod_reg(mod, reg)
- #define DUMP_PRM_REG(reg) \
- regs[reg_count].name = #reg; \
- regs[reg_count++].val = __raw_readl(reg)
- #define DUMP_CM_REG(reg) \
- regs[reg_count].name = #reg; \
- regs[reg_count++].val = __raw_readl(reg)
- #define DUMP_INTC_REG(reg, off) \
- regs[reg_count].name = #reg; \
- regs[reg_count++].val = \
- __raw_readl(OMAP2_L4_IO_ADDRESS(0x480fe000 + (off)))
-u32 wakeup_timer_seconds;
-u32 wakeup_timer_milliseconds;
--
- void omap2_pm_dump(int mode, int resume, unsigned int us)
-void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
--{
- struct reg {
- const char *name;
- u32 val;
- } regs[32];
- int reg_count = 0, i;
- const char *s1 = NULL, *s2 = NULL;
-
- if (!resume) {
- #if 0
- /* MPU */
- DUMP_PRM_MOD_REG(OCP_MOD, OMAP2_PRM_IRQENABLE_MPU_OFFSET);
- DUMP_CM_MOD_REG(MPU_MOD, OMAP2_CM_CLKSTCTRL);
- DUMP_PRM_MOD_REG(MPU_MOD, OMAP2_PM_PWSTCTRL);
- DUMP_PRM_MOD_REG(MPU_MOD, OMAP2_PM_PWSTST);
- DUMP_PRM_MOD_REG(MPU_MOD, PM_WKDEP);
- #endif
- #if 0
- /* INTC */
- DUMP_INTC_REG(INTC_MIR0, 0x0084);
- DUMP_INTC_REG(INTC_MIR1, 0x00a4);
- DUMP_INTC_REG(INTC_MIR2, 0x00c4);
- #endif
- #if 0
- DUMP_CM_MOD_REG(CORE_MOD, CM_FCLKEN1);
- if (cpu_is_omap24xx()) {
- DUMP_CM_MOD_REG(CORE_MOD, OMAP24XX_CM_FCLKEN2);
- DUMP_PRM_MOD_REG(OMAP24XX_GR_MOD,
- OMAP2_PRCM_CLKEMUL_CTRL_OFFSET);
- DUMP_PRM_MOD_REG(OMAP24XX_GR_MOD,
- OMAP2_PRCM_CLKSRC_CTRL_OFFSET);
- }
- DUMP_CM_MOD_REG(WKUP_MOD, CM_FCLKEN);
- DUMP_CM_MOD_REG(CORE_MOD, CM_ICLKEN1);
- DUMP_CM_MOD_REG(CORE_MOD, CM_ICLKEN2);
- DUMP_CM_MOD_REG(WKUP_MOD, CM_ICLKEN);
- DUMP_CM_MOD_REG(PLL_MOD, CM_CLKEN);
- DUMP_CM_MOD_REG(PLL_MOD, CM_AUTOIDLE);
- DUMP_PRM_MOD_REG(CORE_MOD, OMAP2_PM_PWSTST);
- #endif
- #if 0
- /* DSP */
- if (cpu_is_omap24xx()) {
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, CM_FCLKEN);
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, CM_ICLKEN);
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, CM_IDLEST);
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, CM_AUTOIDLE);
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, CM_CLKSEL);
- DUMP_CM_MOD_REG(OMAP24XX_DSP_MOD, OMAP2_CM_CLKSTCTRL);
- DUMP_PRM_MOD_REG(OMAP24XX_DSP_MOD, OMAP2_RM_RSTCTRL);
- DUMP_PRM_MOD_REG(OMAP24XX_DSP_MOD, OMAP2_RM_RSTST);
- DUMP_PRM_MOD_REG(OMAP24XX_DSP_MOD, OMAP2_PM_PWSTCTRL);
- DUMP_PRM_MOD_REG(OMAP24XX_DSP_MOD, OMAP2_PM_PWSTST);
- }
- #endif
- } else {
- DUMP_PRM_MOD_REG(CORE_MOD, PM_WKST1);
- if (cpu_is_omap24xx())
- DUMP_PRM_MOD_REG(CORE_MOD, OMAP24XX_PM_WKST2);
- DUMP_PRM_MOD_REG(WKUP_MOD, PM_WKST);
- DUMP_PRM_MOD_REG(OCP_MOD, OMAP2_PRCM_IRQSTATUS_MPU_OFFSET);
- #if 1
- DUMP_INTC_REG(INTC_PENDING_IRQ0, 0x0098);
- DUMP_INTC_REG(INTC_PENDING_IRQ1, 0x00b8);
- DUMP_INTC_REG(INTC_PENDING_IRQ2, 0x00d8);
- #endif
- }
- u32 tick_rate, cycles;
--
- switch (mode) {
- case 0:
- s1 = "full";
- s2 = "retention";
- break;
- case 1:
- s1 = "MPU";
- s2 = "retention";
- break;
- case 2:
- s1 = "MPU";
- s2 = "idle";
- break;
- }
- if (!seconds && !milliseconds)
- return;
--
- if (!resume)
- #ifdef CONFIG_NO_HZ
- printk(KERN_INFO
- "--- Going to %s %s (next timer after %u ms)\n", s1, s2,
- jiffies_to_msecs(get_next_timer_interrupt(jiffies) -
- jiffies));
- #else
- printk(KERN_INFO "--- Going to %s %s\n", s1, s2);
- #endif
- else
- printk(KERN_INFO "--- Woke up (slept for %u.%03u ms)\n",
- us / 1000, us % 1000);
- 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);
--
- for (i = 0; i < reg_count; i++)
- printk(KERN_INFO "%-20s: 0x%08x\n", regs[i].name, regs[i].val);
- 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>
pwrdm_for_each(pwrdms_setup, (void *)d);
- pm_dbg_dir = debugfs_create_dir("registers", d);
- if (IS_ERR(pm_dbg_dir))
- return PTR_ERR(pm_dbg_dir);
-
- (void) debugfs_create_file("current", S_IRUGO,
- pm_dbg_dir, (void *)0, &debug_reg_fops);
-
- for (i = 0; i < PM_DBG_MAX_REG_SETS; i++)
- if (pm_dbg_reg_set[i] != NULL) {
- sprintf(name, "%d", i+1);
- (void) debugfs_create_file(name, S_IRUGO,
- pm_dbg_dir, (void *)(i+1), &debug_reg_fops);
-
- }
-
(void) debugfs_create_file("enable_off_mode", S_IRUGO | S_IWUSR, d,
&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;