diff options
Diffstat (limited to 'arch/arm/mach-omap2/clockdomain.h')
| -rw-r--r-- | arch/arm/mach-omap2/clockdomain.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index 5823584d9cd..1e50c88b8a0 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -17,9 +17,11 @@ #define __ARCH_ARM_MACH_OMAP2_CLOCKDOMAIN_H #include <linux/init.h> +#include <linux/spinlock.h> #include "powerdomain.h" #include <plat/clock.h> +#include <plat/omap_hwmod.h> #include <plat/cpu.h> /* @@ -82,6 +84,9 @@ struct clkdm_dep { const struct omap_chip_id omap_chip; }; +/* Possible flags for struct clockdomain._flags */ +#define _CLKDM_FLAG_HWSUP_ENABLED BIT(0) + /** * struct clockdomain - OMAP clockdomain * @name: clockdomain name @@ -89,6 +94,7 @@ struct clkdm_dep { * @clktrctrl_reg: CLKSTCTRL reg for the given clock domain * @clktrctrl_mask: CLKTRCTRL/AUTOSTATE field mask in CM_CLKSTCTRL reg * @flags: Clockdomain capability flags + * @_flags: Flags for use only by internal clockdomain code * @dep_bit: Bit shift of this clockdomain's PM_WKDEP/CM_SLEEPDEP bit * @prcm_partition: (OMAP4 only) PRCM partition ID for this clkdm's registers * @cm_inst: (OMAP4 only) CM instance register offset @@ -113,6 +119,7 @@ struct clockdomain { } pwrdm; const u16 clktrctrl_mask; const u8 flags; + u8 _flags; const u8 dep_bit; const u8 prcm_partition; const s16 cm_inst; @@ -122,6 +129,7 @@ struct clockdomain { const struct omap_chip_id omap_chip; atomic_t usecount; struct list_head node; + spinlock_t lock; }; /** @@ -177,12 +185,15 @@ int clkdm_clear_all_sleepdeps(struct clockdomain *clkdm); void clkdm_allow_idle(struct clockdomain *clkdm); void clkdm_deny_idle(struct clockdomain *clkdm); +bool clkdm_in_hwsup(struct clockdomain *clkdm); int clkdm_wakeup(struct clockdomain *clkdm); int clkdm_sleep(struct clockdomain *clkdm); int clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk); int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk); +int clkdm_hwmod_enable(struct clockdomain *clkdm, struct omap_hwmod *oh); +int clkdm_hwmod_disable(struct clockdomain *clkdm, struct omap_hwmod *oh); extern void __init omap2xxx_clockdomains_init(void); extern void __init omap3xxx_clockdomains_init(void); |