diff options
Diffstat (limited to 'arch/arm/plat-omap/clock.c')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index e3b58afa5dc..5261a092369 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -313,6 +313,33 @@ void clk_enable_init_clocks(void) } } +/** + * omap_clk_get_by_name - locate OMAP struct clk by its name + * @name: name of the struct clk to locate + * + * Locate an OMAP struct clk by its name. Assumes that struct clk + * names are unique. Returns NULL if not found or a pointer to the + * struct clk if found. + */ +struct clk *omap_clk_get_by_name(const char *name) +{ + struct clk *c; + struct clk *ret = NULL; + + mutex_lock(&clocks_mutex); + + list_for_each_entry(c, &clocks, node) { + if (!strcmp(c->name, name)) { + ret = c; + break; + } + } + + mutex_unlock(&clocks_mutex); + + return ret; +} + /* * Low level helpers */ @@ -330,6 +357,16 @@ const struct clkops clkops_null = { .disable = clkll_disable_null, }; +/* + * Dummy clock + * + * Used for clock aliases that are needed on some OMAPs, but not others + */ +struct clk dummy_ck = { + .name = "dummy", + .ops = &clkops_null, +}; + #ifdef CONFIG_CPU_FREQ void clk_init_cpufreq_table(struct cpufreq_frequency_table **table) { @@ -408,8 +445,6 @@ static int clk_debugfs_register_one(struct clk *c) char *p = s; p += sprintf(p, "%s", c->name); - if (c->id != 0) - sprintf(p, ":%d", c->id); d = debugfs_create_dir(s, pa ? pa->dent : clk_debugfs_root); if (!d) return -ENOMEM; |