OMAP3: PM debug: allow runtime toggle of PM features

[pandora-kernel.git] / arch / arm / mach-omap2 / pm34xx.c

diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 90d1dc5..ade2e4a 100644 (file)
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -25,6 +25,7 @@
 #include <linux/list.h>
 #include <linux/err.h>
 #include <linux/gpio.h>
+#include <linux/clk.h>
 
 #include <plat/sram.h>
 #include <plat/clockdomain.h>
@@ -57,6 +58,9 @@
 #define OMAP343X_TABLE_VALUE_OFFSET       0x30
 #define OMAP343X_CONTROL_REG_VALUE_OFFSET  0x32
 
+u32 enable_off_mode;
+u32 sleep_while_idle;
+
 struct power_state {
        struct powerdomain *pwrdm;
        u32 next_state;
@@ -456,6 +460,8 @@ static int omap3_fclks_active(void)
 
 static int omap3_can_sleep(void)
 {
+       if (!sleep_while_idle)
+               return 0;
        if (!omap_uart_can_sleep())
                return 0;
        if (omap3_fclks_active())
@@ -900,6 +906,22 @@ static void __init prcm_setup_regs(void)
        omap3_d2d_idle();
 }
 
+void omap3_pm_off_mode_enable(int enable)
+{
+       struct power_state *pwrst;
+       u32 state;
+
+       if (enable)
+               state = PWRDM_POWER_OFF;
+       else
+               state = PWRDM_POWER_RET;
+
+       list_for_each_entry(pwrst, &pwrst_list, node) {
+               pwrst->next_state = state;
+               set_pwrdm_state(pwrst->pwrdm, state);
+       }
+}
+
 int omap3_pm_get_suspend_state(struct powerdomain *pwrdm)
 {
        struct power_state *pwrst;