Benoit Cousson <b-cous...@ti.com> writes:
> From: Rajendra Nayak <rna...@ti.com>
>
> omap_set_pwrdm_state today assumes a clkdm supports hw_auto
> transitions and hence leaves some which do not support this
> in sw wkup state preventing low power transitions.
>
> Signed-off-by: Rajendra Nayak <rna...@ti.com>
> Signed-off-by: Santosh Shilimkar <santosh.shilim...@ti.com>
> Acked-by: Benoit Cousson <b-cous...@ti.com>
Acked-by: Kevin Hilman <khil...@deeprootsystems.com>
> ---
> arch/arm/mach-omap2/pm.c | 8 +++++---
> 1 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
> index dc68044..a2a70e1 100644
> --- a/arch/arm/mach-omap2/pm.c
> +++ b/arch/arm/mach-omap2/pm.c
> @@ -91,8 +91,7 @@ static void omap2_init_processor_devices(void)
>
> /*
> * This sets pwrdm state (other than mpu & core. Currently only ON &
> - * RET are supported. Function is assuming that clkdm doesn't have
> - * hw_sup mode enabled.
> + * RET are supported.
> */
> int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 state)
> {
> @@ -135,7 +134,10 @@ int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32
> state)
> }
>
> if (sleep_switch) {
> - omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]);
> + if (pwrdm->pwrdm_clkdms[0]->flags & CLKDM_CAN_ENABLE_AUTO)
> + omap2_clkdm_allow_idle(pwrdm->pwrdm_clkdms[0]);
> + else
> + omap2_clkdm_sleep(pwrdm->pwrdm_clkdms[0]);
> pwrdm_wait_transition(pwrdm);
> pwrdm_state_switch(pwrdm);
> }
--
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