diff options
Diffstat (limited to 'drivers/clk/clk-uclass.c')
| -rw-r--r-- | drivers/clk/clk-uclass.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index b89c77bf79..2f9635524c 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -505,7 +505,7 @@ struct clk *clk_get_parent(struct clk *clk) return pclk; } -long long clk_get_parent_rate(struct clk *clk) +ulong clk_get_parent_rate(struct clk *clk) { const struct clk_ops *ops; struct clk *pclk; @@ -544,6 +544,19 @@ ulong clk_round_rate(struct clk *clk, ulong rate) return ops->round_rate(clk, rate); } +static void clk_get_priv(struct clk *clk, struct clk **clkp) +{ + *clkp = clk; + + /* get private clock struct associated to the provided clock */ + if (CONFIG_IS_ENABLED(CLK_CCF)) { + /* Take id 0 as a non-valid clk, such as dummy */ + if (clk->id) + clk_get_by_id(clk->id, clkp); + } +} + +/* clean cache, called with private clock struct */ static void clk_clean_rate_cache(struct clk *clk) { struct udevice *child_dev; @@ -563,6 +576,7 @@ static void clk_clean_rate_cache(struct clk *clk) ulong clk_set_rate(struct clk *clk, ulong rate) { const struct clk_ops *ops; + struct clk *clkp; debug("%s(clk=%p, rate=%lu)\n", __func__, clk, rate); if (!clk_valid(clk)) @@ -572,8 +586,10 @@ ulong clk_set_rate(struct clk *clk, ulong rate) if (!ops->set_rate) return -ENOSYS; + /* get private clock struct used for cache */ + clk_get_priv(clk, &clkp); /* Clean up cached rates for us and all child clocks */ - clk_clean_rate_cache(clk); + clk_clean_rate_cache(clkp); return ops->set_rate(clk, rate); } |