diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-11-04 16:35:03 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-02-08 11:38:39 +0000 |
| commit | 897dcded6fb6565f4d1c22a55d21f135403db132 (patch) | |
| tree | da9c4028ed49a1482445131760b4fc45c6524abe /arch/arm/plat-omap/include/mach | |
| parent | 548d849574847b788fe846fe21a41386063be161 (diff) | |
[ARM] omap: provide a NULL clock operations structure
... and use it for clocks which are ALWAYS_ENABLED. These clocks
use a non-NULL enable_reg pointer for other purposes (such as
selecting clock rates.)
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-omap/include/mach')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/clock.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h index 4fe5084e8cc..c1e484463ed 100644 --- a/arch/arm/plat-omap/include/mach/clock.h +++ b/arch/arm/plat-omap/include/mach/clock.h @@ -125,11 +125,13 @@ extern void clk_deny_idle(struct clk *clk); extern int clk_get_usecount(struct clk *clk); extern void clk_enable_init_clocks(void); +extern const struct clkops clkops_null; + /* Clock flags */ #define RATE_CKCTL (1 << 0) /* Main fixed ratio clocks */ #define RATE_FIXED (1 << 1) /* Fixed clock rate */ #define RATE_PROPAGATES (1 << 2) /* Program children too */ -#define ALWAYS_ENABLED (1 << 4) /* Clock cannot be disabled */ +/* bits 3-4 are free */ #define ENABLE_REG_32BIT (1 << 5) /* Use 32-bit access */ #define VIRTUAL_IO_ADDRESS (1 << 6) /* Clock in virtual address */ #define CLOCK_IDLE_CONTROL (1 << 7) |