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-rw-r--r--arch/arm/mach-omap2/pm.c61
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index f18afc9cbd8e..48d6d5d2c926 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -108,10 +108,6 @@ static void __init omap2_init_processor_devices(void)
108 } 108 }
109} 109}
110 110
111/* Types of sleep_switch used in omap_set_pwrdm_state */
112#define FORCEWAKEUP_SWITCH 0
113#define LOWPOWERSTATE_SWITCH 1
114
115int __init omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused) 111int __init omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused)
116{ 112{
117 if ((clkdm->flags & CLKDM_CAN_ENABLE_AUTO) && 113 if ((clkdm->flags & CLKDM_CAN_ENABLE_AUTO) &&
@@ -124,63 +120,6 @@ int __init omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused)
124} 120}
125 121
126/* 122/*
127 * This sets pwrdm state (other than mpu & core. Currently only ON &
128 * RET are supported.
129 */
130int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 pwrst)
131{
132 u8 curr_pwrst, next_pwrst;
133 int sleep_switch = -1, ret = 0, hwsup = 0;
134
135 if (!pwrdm || IS_ERR(pwrdm))
136 return -EINVAL;
137
138 while (!(pwrdm->pwrsts & (1 << pwrst))) {
139 if (pwrst == PWRDM_POWER_OFF)
140 return ret;
141 pwrst--;
142 }
143
144 next_pwrst = pwrdm_read_next_pwrst(pwrdm);
145 if (next_pwrst == pwrst)
146 return ret;
147
148 curr_pwrst = pwrdm_read_pwrst(pwrdm);
149 if (curr_pwrst < PWRDM_POWER_ON) {
150 if ((curr_pwrst > pwrst) &&
151 (pwrdm->flags & PWRDM_HAS_LOWPOWERSTATECHANGE)) {
152 sleep_switch = LOWPOWERSTATE_SWITCH;
153 } else {
154 hwsup = clkdm_in_hwsup(pwrdm->pwrdm_clkdms[0]);
155 clkdm_wakeup(pwrdm->pwrdm_clkdms[0]);
156 sleep_switch = FORCEWAKEUP_SWITCH;
157 }
158 }
159
160 ret = pwrdm_set_next_pwrst(pwrdm, pwrst);
161 if (ret)
162 pr_err("%s: unable to set power state of powerdomain: %s\n",
163 __func__, pwrdm->name);
164
165 switch (sleep_switch) {
166 case FORCEWAKEUP_SWITCH:
167 if (hwsup)
168 clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]);
169 else
170 clkdm_sleep(pwrdm->pwrdm_clkdms[0]);
171 break;
172 case LOWPOWERSTATE_SWITCH:
173 pwrdm_set_lowpwrstchange(pwrdm);
174 pwrdm_state_switch(pwrdm);
175 break;
176 }
177
178 return ret;
179}
180
181
182
183/*
184 * This API is to be called during init to set the various voltage 123 * This API is to be called during init to set the various voltage
185 * domains to the voltage as per the opp table. Typically we boot up 124 * domains to the voltage as per the opp table. Typically we boot up
186 * at the nominal voltage. So this function finds out the rate of 125 * at the nominal voltage. So this function finds out the rate of