Santosh Shilimkar <santosh.shilimkar@xxxxxx> writes:
> Initialise hardware supervised mode for all clockdomains if it's
> supported. Initiate sleep transition for other clockdomains,
> if they are not being used.
>
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> Signed-off-by: Rajendra Nayak <rnayak@xxxxxx>
> Reviewed-by: Kevin Hilman <khilman@xxxxxx>
> ---
> arch/arm/mach-omap2/pm44xx.c | 22 +++++++++++++++++++++-
> 1 files changed, 21 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
> index b142673..9a9dc41 100644
> --- a/arch/arm/mach-omap2/pm44xx.c
> +++ b/arch/arm/mach-omap2/pm44xx.c
> @@ -17,9 +17,11 @@
> #include <linux/slab.h>
> #include <plat/clock.h>
>
> -#include "powerdomain.h"
> #include <mach/omap4-common.h>
>
> +#include "powerdomain.h"
> +#include "clockdomain.h"
> +
> struct power_state {
> struct powerdomain *pwrdm;
> u32 next_state;
> @@ -74,6 +76,22 @@ static const struct platform_suspend_ops omap_pm_ops = {
> };
> #endif /* CONFIG_SUSPEND */
>
> +/*
> + * Enable hardwarew supervised mode for all clockdomains if it's
typo: hardware
> + * supported. Initiate sleep transition for other clockdomains, if
> + * they are not used
> + */
> +static int __init clkdms_setup(struct clockdomain *clkdm, void *unused)
> +{
> + if (clkdm->flags & CLKDM_CAN_ENABLE_AUTO)
> + clkdm_allow_idle(clkdm);
> + else if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP &&
> + atomic_read(&clkdm->usecount) == 0)
> + clkdm_sleep(clkdm);
> + return 0;
> +}
> +
> +
> static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused)
> {
> struct power_state *pwrst;
> @@ -116,6 +134,8 @@ static int __init omap4_pm_init(void)
> /* Enable autoidle for all clks which support it*/
> omap_clk_enable_autoidle();
>
> + (void) clkdm_for_each(clkdms_setup, NULL);
> +
> ret = omap4_mpuss_init();
> if (ret) {
> pr_err("Failed to initialise OMAP4 MPUSS\n");
--
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