Commit 9852910a authored by Rob Herring's avatar Rob Herring Committed by Olof Johansson

ARM: highbank: add a power request clear

When we fail to power down, we need to clear out the power request.
Signed-off-by: default avatarRob Herring <rob.herring@calxeda.com>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent 0b3455a7
......@@ -44,6 +44,15 @@ static inline void highbank_set_core_pwr(void)
writel_relaxed(1, sregs_base + SREG_CPU_PWR_CTRL(cpu));
}
static inline void highbank_clear_core_pwr(void)
{
int cpu = cpu_logical_map(smp_processor_id());
if (scu_base_addr)
scu_power_mode(scu_base_addr, SCU_PM_NORMAL);
else
writel_relaxed(0, sregs_base + SREG_CPU_PWR_CTRL(cpu));
}
static inline void highbank_set_pwr_suspend(void)
{
writel(HB_PWR_SUSPEND, sregs_base + HB_SREG_A9_PWR_REQ);
......@@ -68,4 +77,10 @@ static inline void highbank_set_pwr_hard_reset(void)
highbank_set_core_pwr();
}
static inline void highbank_clear_pwr_request(void)
{
writel(~0UL, sregs_base + HB_SREG_A9_PWR_REQ);
highbank_clear_core_pwr();
}
#endif
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