static int s3c_pm_enter(suspend_state_t state)
{
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_saved_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
printk(KERN_ALERT "PM: SLEEP\n");
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(0, PLAT_PHYS_OFFSET - PAGE_OFFSET);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s3c_pm_restored_gpios();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp,audiodomain_On;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/*Set EINT as wake up source*/
#if defined(CONFIG_OPTICAL_GP2A)
if(gp2a_get_proximity_enable())
{
s3c_pm_set_eint(2, 0x4); // Proximity
}
#endif
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
s3c_pm_set_eint(25, 0x4); // volume down
s3c_pm_set_eint(26, 0x4); // volume up
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
s3c_pm_set_eint(29, 0x4); // ok key
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
tmp = readl(S5P_NORMAL_CFG);
if(!(tmp & S5PC110_POWER_DOMAIN_AUDIO)) {
tmp = tmp | S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
audiodomain_On = 1;
} else {
audiodomain_On = 0;
}
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
tmp = readl(S5P_NORMAL_CFG);
if (audiodomain_On) {
tmp = tmp & ~S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
}
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
//printk("\nS5P_WAKEUP_STAT=%x\n",tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
printk("wakeup source is 0x%x \n", tmp);
printk(" EXT_INT_0_PEND %x \n", __raw_readl(S5PV210_EINTPEND(0)));
printk(" EXT_INT_1_PEND %x \n", __raw_readl(S5PV210_EINTPEND(1)));
printk(" EXT_INT_2_PEND %x \n", __raw_readl(S5PV210_EINTPEND(2)));
printk(" EXT_INT_3_PEND %x \n", __raw_readl(S5PV210_EINTPEND(3)));
s3c_pm_clear_eint(21);
// s3c_pm_clear_eint(22); // to be cleared later
/* check what irq (if any) restored the system */
s3c_pm_debug_init();
s3c_pm_arch_show_resume_irqs();
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//printk("Int pending register before =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//printk("Int pending register after =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
//mdelay(500);
/* ok, let's return from sleep */
printk(KERN_ERR "\n%s:%d\n", __func__, __LINE__);
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c2410_pm_enter(suspend_state_t state)
{
unsigned long regs_save[16];
unsigned long tmp;
/* ensure the debug is initialised (if enabled) */
s3c2410_pm_debug_init();
DBG("s3c2410_pm_enter(%d)\n", state);
if (state != PM_SUSPEND_MEM) {
printk(KERN_ERR PFX "error: only PM_SUSPEND_MEM supported\n");
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR PFX "No sources enabled for wake-up!\n");
printk(KERN_ERR PFX "Aborting sleep\n");
return -EINVAL;
}
/* prepare check area if configured */
s3c2410_pm_check_prepare();
/* store the physical address of the register recovery block */
s3c2410_sleep_save_phys = virt_to_phys(regs_save);
DBG("s3c2410_sleep_save_phys=0x%08lx\n", s3c2410_sleep_save_phys);
/* ensure at least GESTATUS3 has the resume address */
__raw_writel(virt_to_phys(s3c2410_cpu_resume), S3C2410_GSTATUS3);
DBG("GSTATUS3 0x%08x\n", __raw_readl(S3C2410_GSTATUS3));
DBG("GSTATUS4 0x%08x\n", __raw_readl(S3C2410_GSTATUS4));
/* save all necessary core registers not covered by the drivers */
s3c2410_pm_do_save(gpio_save, ARRAY_SIZE(gpio_save));
s3c2410_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
s3c2410_pm_do_save(core_save, ARRAY_SIZE(core_save));
s3c2410_pm_do_save(uart_save, ARRAY_SIZE(uart_save));
/* set the irq configuration for wake */
s3c2410_pm_configure_extint();
DBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
__raw_writel(s3c_irqwake_intmask, S3C2410_INTMSK);
__raw_writel(s3c_irqwake_eintmask, S3C2410_EINTMASK);
/* ack any outstanding external interrupts before we go to sleep */
__raw_writel(__raw_readl(S3C2410_EINTPEND), S3C2410_EINTPEND);
/* flush cache back to ram */
arm920_flush_kern_cache_all();
s3c2410_pm_check_store();
// need to make some form of time-delta
/* send the cpu to sleep... */
__raw_writel(0x00, S3C2410_CLKCON); /* turn off clocks over sleep */
s3c2410_cpu_suspend(regs_save);
/* unset the return-from-sleep flag, to ensure reset */
tmp = __raw_readl(S3C2410_GSTATUS2);
tmp &= S3C2410_GSTATUS2_OFFRESET;
__raw_writel(tmp, S3C2410_GSTATUS2);
/* restore the system state */
s3c2410_pm_do_restore_core(core_save, ARRAY_SIZE(core_save));
s3c2410_pm_do_restore(gpio_save, ARRAY_SIZE(gpio_save));
s3c2410_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
s3c2410_pm_do_restore(uart_save, ARRAY_SIZE(uart_save));
s3c2410_pm_debug_init();
/* check what irq (if any) restored the system */
DBG("post sleep: IRQs 0x%08x, 0x%08x\n",
__raw_readl(S3C2410_SRCPND),
__raw_readl(S3C2410_EINTPEND));
s3c2410_pm_show_resume_irqs(IRQ_EINT0, __raw_readl(S3C2410_SRCPND),
s3c_irqwake_intmask);
s3c2410_pm_show_resume_irqs(IRQ_EINT4-4, __raw_readl(S3C2410_EINTPEND),
s3c_irqwake_eintmask);
DBG("post sleep, preparing to return\n");
s3c2410_pm_check_restore();
/* ok, let's return from sleep */
DBG("S3C2410 PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
static unsigned long regs_save[16];
unsigned int gpio;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
s3c_sleep_save_phys = virt_to_phys(regs_save);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
#if 0
/* control power of moviNAND at PM and add 700ms delay for stabilization of moviNAND. */
gpio = readl(S5PV210_GPJ2DAT);
writel(gpio & (~0x80), S5PV210_GPJ2DAT);
mdelay(700);
#endif
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* clear wakeup_stat register for next wakeup reason */
__raw_writel(__raw_readl(S5P_WAKEUP_STAT), S5P_WAKEUP_STAT);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
pmstats->sleep_count++;
pmstats->sleep_freq = __raw_readl(S5P_CLK_DIV0);
s3c_cpu_save(regs_save);
pmstats->wake_count++;
pmstats->wake_freq = __raw_readl(S5P_CLK_DIV0);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
fiq_glue_resume();
local_fiq_enable();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s5pv210_restore_eint_group();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
static unsigned long regs_save[16];
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
s3c_sleep_save_phys = virt_to_phys(regs_save);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
pm_cpu_prep();
flush_cache_all();
s3c_pm_check_store();
s3c_pm_arch_stop_clocks();
s3c_cpu_save(regs_save);
cpu_init();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s3c_pm_debug_init();
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
*/
static int s3c_pm_enter(suspend_state_t state)
{
int tmp;
static unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
//Apollo +
s5p_pad_pdn_control();
s3c_irqwake_intmask = 0xFFDF; // key
//Apollo -
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
//printk("s3c_irqwake_intmask = 0x%08x, s3c_irqwake_intallow = 0x%08x+++++++\n", s3c_irqwake_intmask, s3c_irqwake_intallow);
//printk("s3c_irqwake_eintmask = 0x%08x, s3c_irqwake_eintallow = 0x%08x+++++++\n", s3c_irqwake_eintmask, s3c_irqwake_eintallow);
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
s3c_sleep_save_phys = virt_to_phys(regs_save);
//Apollo +
/* set flag for sleep mode idle2 flag is also reserved */
#define SLEEP_MODE 0
#define IDLE2_MODE 1
__raw_writel(SLEEP_MODE, S5P_INFORM1);
//Apollo -
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
//Apollo +
s3c_config_sleep_gpio(); //ÅäÖÃÐÝÃßʱ¸÷io״̬
//Apollo -
/* set the irq configuration for wake */
s3c_pm_configure_extint();
//printk(KERN_INFO"sleep: irq wakeup masks: %08lx,%08lx\n", s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_irqwake_intmask = 0xFFDF;
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* clear wakeup_stat register for next wakeup reason */
__raw_writel(__raw_readl(S5P_WAKEUP_STAT), S5P_WAKEUP_STAT);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
pmstats->sleep_count++;
pmstats->sleep_freq = __raw_readl(S5P_CLK_DIV0);
s3c_cpu_save(regs_save);
pmstats->wake_count++;
pmstats->wake_freq = __raw_readl(S5P_CLK_DIV0);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
tmp = readl(S5P_WAKEUP_STAT);
fiq_glue_resume();
local_fiq_enable();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s5pv210_restore_eint_group();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
// s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
static int s3c_pm_enter(suspend_state_t state)
{
int ret;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
printk("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!of_have_populated_dt() &&
!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* save all necessary core registers not covered by the drivers */
if (!of_have_populated_dt()) {
samsung_pm_save_gpios();
samsung_pm_saved_gpios();
}
s3c_pm_save_uarts();
s3c_pm_save_core();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
s3c_pm_check_store();
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
#ifdef CONFIG_RTC_TICK_SLEEP_AGING_TEST
if (rtc_tick_wakeup_enable)
s3c_rtc_tick_control(1);
#endif
/* this will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
ret = cpu_suspend(0, pm_cpu_sleep);
#ifdef CONFIG_RTC_TICK_SLEEP_AGING_TEST
if (rtc_tick_wakeup_enable)
s3c_rtc_tick_control(0);
#endif
if (ret)
return ret;
/* restore the system state */
s3c_pm_restore_core();
s3c_pm_restore_uarts();
if (!of_have_populated_dt()) {
samsung_pm_restore_gpios();
s3c_pm_restored_gpios();
}
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c2410_pm_enter(suspend_state_t state)
{
unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
s3c2410_pm_debug_init();
DBG("s3c2410_pm_enter(%d)\n", state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR PFX "error: no cpu sleep functions set\n");
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR PFX "No sources enabled for wake-up!\n");
printk(KERN_ERR PFX "Aborting sleep\n");
return -EINVAL;
}
/* prepare check area if configured */
s3c2410_pm_check_prepare();
/* store the physical address of the register recovery block */
s3c2410_sleep_save_phys = virt_to_phys(regs_save);
DBG("s3c2410_sleep_save_phys=0x%08lx\n", s3c2410_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c2410_pm_do_save(gpio_save, ARRAY_SIZE(gpio_save));
s3c2410_pm_do_save(core_save, ARRAY_SIZE(core_save));
s3c2410_pm_do_save(uart_save, ARRAY_SIZE(uart_save));
/* set the irq configuration for wake */
s3c2410_pm_configure_extint();
DBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
__raw_writel(s3c_irqwake_intmask, S3C2410_INTMSK);
__raw_writel(s3c_irqwake_eintmask, S3C2410_EINTMASK);
/* ack any outstanding external interrupts before we go to sleep */
__raw_writel(__raw_readl(S3C2410_EINTPEND), S3C2410_EINTPEND);
__raw_writel(__raw_readl(S3C2410_INTPND), S3C2410_INTPND);
__raw_writel(__raw_readl(S3C2410_SRCPND), S3C2410_SRCPND);
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c2410_pm_check_store();
/* send the cpu to sleep... */
__raw_writel(0x00, S3C2410_CLKCON); /* turn off clocks over sleep */
/* s3c2410_cpu_save will also act as our return point from when
* we resume as it saves its own register state, so use the return
* code to differentiate return from save and return from sleep */
if (s3c2410_cpu_save(regs_save) == 0) {
flush_cache_all();
pm_cpu_sleep();
}
/* restore the cpu state */
cpu_init();
/* restore the system state */
s3c2410_pm_do_restore_core(core_save, ARRAY_SIZE(core_save));
s3c2410_pm_do_restore(gpio_save, ARRAY_SIZE(gpio_save));
s3c2410_pm_do_restore(uart_save, ARRAY_SIZE(uart_save));
s3c2410_pm_debug_init();
/* check what irq (if any) restored the system */
DBG("post sleep: IRQs 0x%08x, 0x%08x\n",
__raw_readl(S3C2410_SRCPND),
__raw_readl(S3C2410_EINTPEND));
s3c2410_pm_show_resume_irqs(IRQ_EINT0, __raw_readl(S3C2410_SRCPND),
s3c_irqwake_intmask);
s3c2410_pm_show_resume_irqs(IRQ_EINT4-4, __raw_readl(S3C2410_EINTPEND),
s3c_irqwake_eintmask);
DBG("post sleep, preparing to return\n");
s3c2410_pm_check_restore();
/* ok, let's return from sleep */
DBG("S3C2410 PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
if (pm_check_eint_pend) {
u32 pending_eint = pm_check_eint_pend();
if (pending_eint) {
pr_warn("%s: Aborting sleep, EINT PENDING(0x%08x)\n",
__func__, pending_eint);
return -EBUSY;
}
}
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_saved_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
#ifdef CONFIG_FAST_BOOT
if (fake_shut_down) {
/* Masking external wake up source
* only enable power key, FUEL ALERT, AP/IF PMIC IRQ */
__raw_writel(0xff77df7f, S5P_EINT_WAKEUP_MASK);
/* disable all system int */
__raw_writel(0xffffffff, S5P_WAKEUP_MASK);
}
#endif
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
printk(KERN_ALERT "PM: SLEEP\n");
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
printk(KERN_ALERT "ARM_COREx_STATUS CORE1[0x%08x], CORE2[0x%08x], CORE3[0x%08x]\n",
__raw_readl(S5P_VA_PMU + 0x2084),
__raw_readl(S5P_VA_PMU + 0x2104),
__raw_readl(S5P_VA_PMU + 0x2184));
s3c_cpu_save(0, PLAT_PHYS_OFFSET - PAGE_OFFSET);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
#ifdef CONFIG_FAST_BOOT
fake_shut_down = false;
#endif
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s3c_pm_restored_gpios();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
#ifdef CONFIG_SLP_WAKEUP_COUNT
wakeup_state = 1;
wakeup_counter = wakeup_counter + 1;
#endif
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
/* */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/*
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* */
samsung_pm_save_gpios();
samsung_pm_saved_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/* */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* */
pm_cpu_prep();
/* */
flush_cache_all();
s3c_pm_check_store();
/* */
s3c_pm_arch_stop_clocks();
/*
*/
cpu_suspend(0, pm_cpu_sleep);
/* */
s3c_pm_restore_core();
s3c_pm_restore_uarts();
samsung_pm_restore_gpios();
s3c_pm_restored_gpios();
s3c_pm_debug_init();
/* */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp,audiodomain_On;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/*Set EINT as wake up source*/
#if defined(CONFIG_OPTICAL_GP2A) || defined(CONFIG_S5PC110_DEMPSEY_BOARD)
if(gp2a_get_proximity_enable())
{
s3c_pm_set_eint(2, 0x4); // Proximity
}
#endif
#if defined(CONFIG_S5PC110_DEMPSEY_BOARD)
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
// s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
// s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT: NC
// s3c_pm_set_eint(29, 0x4); // GYRO_INT
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
#elif defined (CONFIG_S5PC110_HAWK_BOARD)
/*Set EINT 22 as wake up source*/
s3c_pm_set_eint(11, 0x2); // nINT_ONEDRAM_AP
#if defined(CONFIG_HAWK_VER_B1_REAL_ADDED_FEATURE) //NAGSM_Android_HQ_KERNEL_CLEE_20100908 : Setup Hawk Real Board Rev 0.1
s3c_pm_set_eint(31, 0x2); // nPower
s3c_pm_set_eint(24, 0x2); // Home key
#else
s3c_pm_set_eint(22, 0x2); // nPower
#endif
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(21, 0x4); // BT_HOST_WAKE
s3c_pm_set_eint(7, 0x02); //PMIC
s3c_pm_set_eint(6, 0x4); //det_3.5
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
#elif defined (CONFIG_S5PC110_VIBRANTPLUS_BOARD)
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
if((is_calling_or_playing & IS_VOICE_CALL_2G) || (is_calling_or_playing & IS_VOICE_CALL_3G) || (is_calling_or_playing & IS_DATA_CALL)){
s3c_pm_set_eint(25, 0x4); //volume up
s3c_pm_set_eint(26, 0x4); //volume down
}
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
#else
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
s3c_pm_set_eint(25, 0x4); // volume down
s3c_pm_set_eint(26, 0x4); // volume up
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
/*
s3c_pm_set_eint(29, 0x4); // ok key
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
*/
#endif
#if defined CONFIG_T959_VER_B0
s3c_pm_set_eint(29, 0x4);
// [[junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#elif defined CONFIG_KEPLER_VER_B0
#elif defined(CONFIG_KEPLER_VER_B2) || defined(CONFIG_T959_VER_B5) || defined (CONFIG_S5PC110_VIBRANTPLUS_BOARD) || defined(CONFIG_S5PC110_DEMPSEY_BOARD)
s3c_pm_set_eint(27, 0x2);
// ]]junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#else
//gpio key
if(HWREV >= 0xB)
{
s3c_pm_set_eint(27, 0x4);
s3c_pm_set_eint(29, 0x4);
}
#endif
//[hdlnc_bp_ytkwon : 20100326
// #ifdef CONFIG_KEPLER_AUDIO_A1026
#if defined(CONFIG_S5PC110_KEPLER_BOARD)
if(HWREV!=0x08)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
}
#elif defined(CONFIG_S5PC110_T959_BOARD)
if(HWREV==0x0a ||HWREV==0x0c)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
}
else
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
}
#else //sidekick, hawk, vibrantplus
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
#endif
//]hdlnc_bp_ytkwon : 20100326
#if defined (CONFIG_S5PC110_HAWK_BOARD)
if(gp2a_get_proximity_enable())
{
#if defined(CONFIG_HAWK_VER_B1_REAL_ADDED_FEATURE) //NAGSM_Android_HQ_KERNEL_CLEE_20100928 : Setup Hawk Real Board Rev 0.1 Proximity sensor
s3c_pm_set_eint(10, 0x2);//proximity
#else
s3c_pm_set_eint(2, 0x4);//proximity
#endif
}
s3c_pm_set_eint(20, 0x3);//WiFi
s3c_pm_set_eint(23, 0x2);//microusb
#endif
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
// __raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
if((is_calling_or_playing & IS_VOICE_CALL_2G) || (is_calling_or_playing & IS_VOICE_CALL_3G) || (is_calling_or_playing & IS_DATA_CALL)){
__raw_writel(0xFFDD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}else{
__raw_writel(0xFFFD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
//printk("\nS5P_WAKEUP_STAT=%x\n",tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
printk("wakeup source is 0x%x \n", tmp);
printk(" EXT_INT_0_PEND %x \n", __raw_readl(S5PV210_EINTPEND(0)));
printk(" EXT_INT_1_PEND %x \n", __raw_readl(S5PV210_EINTPEND(1)));
printk(" EXT_INT_2_PEND %x \n", __raw_readl(S5PV210_EINTPEND(2)));
printk(" EXT_INT_3_PEND %x \n", __raw_readl(S5PV210_EINTPEND(3)));
#if defined(CONFIG_S5PC110_HAWK_BOARD)
// s3c_pm_clear_eint(21);
#else
s3c_pm_clear_eint(21);
#endif
// s3c_pm_clear_eint(22); // to be cleared later
/* check what irq (if any) restored the system */
s3c_pm_debug_init();
s3c_pm_arch_show_resume_irqs();
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//printk("Int pending register before =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//printk("Int pending register after =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
//mdelay(500);
/* ok, let's return from sleep */
printk(KERN_ERR "\n%s:%d\n", __func__, __LINE__);
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
static unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
s3c_sleep_save_phys = virt_to_phys(regs_save);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
#if defined(CONFIG_WIMAX) || defined(CONFIG_WIMAX_MODULE) //cky 20101116 WiMAX ext-interrupt
/* FIXME
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT as Ext-Int.\n");
s3c_pm_set_eint(6, 0x0); // WIMAX_INT: GPH0(6); LOW LEVEL DETECT
}
*/
#endif
#ifdef FEATURE_FTM_SLEEP
s3c_pm_check_auto_wakeup();
#endif
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* clear wakeup_stat register for next wakeup reason */
__raw_writel(__raw_readl(S5P_WAKEUP_STAT), S5P_WAKEUP_STAT);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
pmstats->sleep_count++;
pmstats->sleep_freq = __raw_readl(S5P_CLK_DIV0);
s3c_cpu_save(regs_save);
pmstats->wake_count++;
pmstats->wake_freq = __raw_readl(S5P_CLK_DIV0);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
fiq_glue_resume();
local_fiq_enable();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s5pv210_restore_eint_group();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
#if defined(CONFIG_WIMAX) || defined(CONFIG_WIMAX_MODULE) //cky 20101116 ext-int for wimax
/* FIXME
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT: INPUT.\n");
s3c_pm_clear_eint(6);
s3c_gpio_cfgpin(GPIO_WIMAX_INT, S3C_GPIO_INPUT);
s3c_gpio_setpull(GPIO_WIMAX_INT, S3C_GPIO_PULL_UP);
}
*/
#endif
#ifdef FEATURE_FTM_SLEEP
if (ftm_sleep == 1)
{
ftm_sleep = 0;
pm_disable_rtctic();
wake_lock_timeout(&ftm_wake_lock, 11 * HZ);
printk(KERN_DEBUG "pm_disable_rtctic...\n");
}
#endif
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int imapx200_pm_enter(suspend_state_t state)
{
static unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
imapx200_pm_debug_init();
IMAP_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
#if 0
if (!any_allowed(imapx200_irqwake_intmask, imapx200_irqwake_intallow) &&
!any_allowed(imapx200_irqwake_eintmask, imapx200_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
#endif
/* store the physical address of the register recovery block */
imapx200_sleep_save_phys = virt_to_phys(regs_save);
IMAP_PMDBG("imapx200_sleep_save_phys=0x%08lx\n", imapx200_sleep_save_phys);
printk(KERN_INFO "imapx200_sleep_save_phys=0x%08lx\n", imapx200_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
// imapx200_pm_save_gpios();//finish-xmj
imapx200_pm_save_uarts();
imapx200_pm_save_core();
/* set the irq configuration for wake */
imapx200_pm_configure_extint();
IMAP_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
imapx200_irqwake_intmask, imapx200_irqwake_eintmask);
imapx200_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
imapx200_pm_check_store();
/* send the cpu to sleep... */
imapx200_pm_arch_stop_clocks();
/* imapx200_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
imapx200_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
__raw_writel(0xff,rPOW_STB);
udelay(300);
while(__raw_readl(rPOW_STB) != 0x0){
__raw_writel(0xff,rPOW_STB);
udelay(300);
}
imapx200_pm_restore_core();
imapx200_pm_restore_uarts();
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp;
//janged
start_sleep_state = 1;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
#ifdef PROCESS_WKUP_SRC
set_request_screenon(0);
#endif
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
#ifdef DISABLE_WAKEUP_RTC
s3c_irqwake_intmask = 0xFFFF; // none
#else
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm(1)
#endif
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* ktj, If pmic INT occured while entering sleep mode, then return. */
if( __raw_readl(S5PV210_EINT2PEND) & 0x1 )
{
set_request_poweroff();
printk(KERN_ERR "%s: Aborting sleep because pmic INT\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/// s3c_config_sleep_gpio(); /* ktj */
/* set the irq configuration for wake */
#ifdef DISABLE_WAKEUP_WIFI_BT
// s3c_irqwake_eintmask = 0xfffcfffd; // disable wifi, bt, 3g
s3c_irqwake_eintmask = 0xffdcfffd; // disable wifi, bt
#else
s3c_irqwake_eintmask = 0xfbdcfbfd;
#endif
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/* Set wake up sources */
#if defined(CONFIG_MX100) /* ktj */
#ifdef DISABLE_WAKEUP_WIFI_BT
s3c_pm_set_eint( 1, 0x02); // power-key : falling
s3c_pm_set_eint(16, 0x02); // pmic-lowbat : falling
s3c_pm_set_eint(17, 0x02); // usb-adaptor : falling
s3c_pm_set_eint(21, 0x01); // cdma-host : high
#else
s3c_pm_set_eint( 1, 0x02); // power-key : falling
s3c_pm_set_eint(10, 0x02); // bt-host : falling
s3c_pm_set_eint(16, 0x02); // pmic-lowbat : falling
s3c_pm_set_eint(17, 0x02); // usb-adaptor : falling
s3c_pm_set_eint(21, 0x03); // cdma-host : rising
s3c_pm_set_eint(26, 0x03); // wifi-host : rising
#endif
#endif
/// s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK);
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
s3c_config_sleep_gpio(); // move here
/* Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
#if 0
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
#endif
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
#ifdef PROCESS_WKUP_SRC
printk("\n\n\n\n\n");
s3c_process_wakeup_source(); /* ktj proc_wkup_drc */ //janged move here
#endif
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
#if 0 // ktj disable
//Shanghai ewada
tmp = __raw_readl(S5P_CLKGATE_IP3);
__raw_writel(tmp | CP3_UNUSED_CLK_MASK, S5P_CLKGATE_IP3);
#endif
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
/* s3c_pm_enter
*
* central control for sleep/resume process
*/
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp, audiodomain_On;
unsigned int gpio;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
// printk("[PM-1] EINT0(0x%02x), EINT1(0x%02x), EINT2(0x%02x), EINT3(0x%02x)\n",
// __raw_readl(S5PV210_EINT0PEND), __raw_readl(S5PV210_EINT1PEND),
// __raw_readl(S5PV210_EINT2PEND), __raw_readl(S5PV210_EINT3PEND));
s5p_pad_pdn_control();
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFDD; // key || rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
// If pmic INT occured while entering sleep mode, then return.
if( __raw_readl(S5PV210_EINT0PEND) & 0x80 ) {
printk(KERN_ERR "%s: Aborting sleep because pmic INT\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
if(HWREV >=11) {
// 20110113 - dukho.kim : control power of moviNAND at PM and add 400ms delay for stabilization of moviNAND.
gpio = readl(S5PV210_GPJ2DAT);
writel(gpio & (~0x80), S5PV210_GPJ2DAT);
mdelay(400);
}
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: 0x%08lx, 0x%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/* Set wake up sources */
s3c_pm_set_eint(7, 0x2); // PMIC INT
s3c_pm_set_eint(8, 0x4); // DET_3.5
s3c_pm_set_eint(9, 0x3); // TA_nCHG, Rising edge
s3c_pm_set_eint(11, 0x2); // OneDRAM INT
#if defined (CONFIG_TARGET_LOCALE_EUR) || defined(CONFIG_TARGET_LOCALE_HKTW) || defined (CONFIG_TARGET_LOCALE_HKTW_FET) || defined(CONFIG_TARGET_LOCALE_VZW) || defined(CONFIG_TARGET_LOCALE_USAGSM)
s3c_pm_set_eint(12, 0x4); // SEND_END
#endif
s3c_pm_set_eint(14, 0x4); // FUEL_ALRT
s3c_pm_set_eint(15, 0x2); // PHONE_ACTIVE
s3c_pm_set_eint(20, 0x4); // WLAN
s3c_pm_set_eint(21, 0x4); // BT
s3c_pm_set_eint(22, 0x2); // Power Key
s3c_pm_set_eint(23, 0x2); // Jack_nINT
s3c_pm_set_eint(24, 0x4); // VOL_UP
s3c_pm_set_eint(25, 0x4); // VOL_DN
#ifndef CONFIG_TARGET_LOCALE_VZW
s3c_pm_set_eint(27, 0x4); // SIM
#endif
s3c_pm_set_eint(28, 0x4); // T_FLASH
#if defined (CONFIG_TARGET_LOCALE_EUR) || defined(CONFIG_TARGET_LOCALE_HKTW) || defined (CONFIG_TARGET_LOCALE_HKTW_FET) || defined(CONFIG_TARGET_LOCALE_VZW) || defined(CONFIG_TARGET_LOCALE_USAGSM)
if(HWREV <= 0x4)
s3c_pm_set_eint(29, 0x2); // HOME Key
#endif
#ifdef CONFIG_TARGET_LOCALE_KOR
s3c_pm_set_eint(30, 0x4); // SEND_END
#endif
s3c_pm_set_eint(5, 0x4); //dock
s3c_pm_set_eint(29, 0x4); //accessory
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
tmp = readl(S5P_NORMAL_CFG);
if(!(tmp & S5PC110_POWER_DOMAIN_AUDIO)) {
tmp = tmp | S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
audiodomain_On = 1;
} else {
audiodomain_On = 0;
}
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
tmp = readl(S5P_NORMAL_CFG);
if (audiodomain_On) {
tmp = tmp & ~S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
}
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
printk("\n[PM] S5P_WAKEUP_STAT = 0x%08x\n", tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//s3c_pm_clear_eint(21);
//s3c_pm_clear_eint(22);
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
printk("[PM-2] EINT0(0x%02x), EINT1(0x%02x), EINT2(0x%02x), EINT3(0x%02x)\n",
__raw_readl(S5PV210_EINT0PEND), __raw_readl(S5PV210_EINT1PEND),
__raw_readl(S5PV210_EINT2PEND), __raw_readl(S5PV210_EINT3PEND));
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}