diff options
Diffstat (limited to 'kernel/arch/arm/mach-shmobile/clock.h')
| -rw-r--r-- | kernel/arch/arm/mach-shmobile/clock.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-shmobile/clock.h b/kernel/arch/arm/mach-shmobile/clock.h new file mode 100644 index 000000000..cf3552ea1 --- /dev/null +++ b/kernel/arch/arm/mach-shmobile/clock.h @@ -0,0 +1,42 @@ +#ifndef CLOCK_H +#define CLOCK_H + +/* legacy clock implementation */ + +struct clk; +unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk); +extern struct sh_clk_ops shmobile_fixed_ratio_clk_ops; + +/* clock ratio */ +struct clk_ratio { + int mul; + int div; +}; + +#define SH_CLK_RATIO(name, m, d) \ +static struct clk_ratio name ##_ratio = { \ + .mul = m, \ + .div = d, \ +} + +#define SH_FIXED_RATIO_CLKg(name, p, r) \ +struct clk name = { \ + .parent = &p, \ + .ops = &shmobile_fixed_ratio_clk_ops,\ + .priv = &r ## _ratio, \ +} + +#define SH_FIXED_RATIO_CLK(name, p, r) \ +static SH_FIXED_RATIO_CLKg(name, p, r) + +#define SH_FIXED_RATIO_CLK_SET(name, p, m, d) \ + SH_CLK_RATIO(name, m, d); \ + SH_FIXED_RATIO_CLK(name, p, name) + +#define SH_CLK_SET_RATIO(p, m, d) \ +do { \ + (p)->mul = m; \ + (p)->div = d; \ +} while (0) + +#endif |