diff options
Diffstat (limited to 'arch/arm/mach-omap2/clockdomain2xxx_3xxx.c')
| -rw-r--r-- | arch/arm/mach-omap2/clockdomain2xxx_3xxx.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c index 48d0db7..db49baa 100644 --- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c @@ -13,6 +13,7 @@ */ #include <linux/types.h> +#include <linux/errno.h> #include <plat/prcm.h> #include "prm.h" #include "prm2xxx_3xxx.h" @@ -146,6 +147,15 @@ static void omap2_clkdm_deny_idle(struct clockdomain *clkdm) _clkdm_del_autodeps(clkdm); } +static int omap2_clkdm_is_idle(struct clockdomain *clkdm) +{ + if (!clkdm->clktrctrl_mask) + return -1; + + return omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs, + clkdm->clktrctrl_mask); +} + static void _enable_hwsup(struct clockdomain *clkdm) { if (cpu_is_omap24xx()) @@ -252,6 +262,7 @@ struct clkdm_ops omap2_clkdm_operations = { .clkdm_wakeup = omap2_clkdm_wakeup, .clkdm_allow_idle = omap2_clkdm_allow_idle, .clkdm_deny_idle = omap2_clkdm_deny_idle, + .clkdm_is_idle = omap2_clkdm_is_idle, .clkdm_clk_enable = omap2_clkdm_clk_enable, .clkdm_clk_disable = omap2_clkdm_clk_disable, }; @@ -269,6 +280,7 @@ struct clkdm_ops omap3_clkdm_operations = { .clkdm_wakeup = omap3_clkdm_wakeup, .clkdm_allow_idle = omap3_clkdm_allow_idle, .clkdm_deny_idle = omap3_clkdm_deny_idle, + .clkdm_is_idle = omap2_clkdm_is_idle, .clkdm_clk_enable = omap2_clkdm_clk_enable, .clkdm_clk_disable = omap2_clkdm_clk_disable, }; |