diff options
Diffstat (limited to 'drivers/clk/clk_sandbox.c')
| -rw-r--r-- | drivers/clk/clk_sandbox.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/clk/clk_sandbox.c b/drivers/clk/clk_sandbox.c index 2c6c0e2..b28b67b 100644 --- a/drivers/clk/clk_sandbox.c +++ b/drivers/clk/clk_sandbox.c @@ -30,6 +30,22 @@ static ulong sandbox_clk_get_rate(struct clk *clk) return priv->rate[clk->id]; } +static ulong sandbox_clk_round_rate(struct clk *clk, ulong rate) +{ + struct sandbox_clk_priv *priv = dev_get_priv(clk->dev); + + if (!priv->probed) + return -ENODEV; + + if (clk->id >= SANDBOX_CLK_ID_COUNT) + return -EINVAL; + + if (!rate) + return -EINVAL; + + return rate; +} + static ulong sandbox_clk_set_rate(struct clk *clk, ulong rate) { struct sandbox_clk_priv *priv = dev_get_priv(clk->dev); @@ -103,6 +119,7 @@ static int sandbox_clk_free(struct clk *clk) } static struct clk_ops sandbox_clk_ops = { + .round_rate = sandbox_clk_round_rate, .get_rate = sandbox_clk_get_rate, .set_rate = sandbox_clk_set_rate, .enable = sandbox_clk_enable, |