diff options
Diffstat (limited to 'drivers/clk')
-rw-r--r-- | drivers/clk/clk-fixed-factor.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c index 75cd6c7..4db3be2 100644 --- a/drivers/clk/clk-fixed-factor.c +++ b/drivers/clk/clk-fixed-factor.c @@ -142,6 +142,11 @@ void clk_hw_unregister_fixed_factor(struct clk_hw *hw) EXPORT_SYMBOL_GPL(clk_hw_unregister_fixed_factor); #ifdef CONFIG_OF +static const struct of_device_id set_rate_parent_matches[] = { + { .compatible = "allwinner,sun4i-a10-pll3-2x-clk" }, + { /* Sentinel */ }, +}; + /** * of_fixed_factor_clk_setup() - Setup function for simple fixed factor clock */ @@ -150,6 +155,7 @@ void __init of_fixed_factor_clk_setup(struct device_node *node) struct clk *clk; const char *clk_name = node->name; const char *parent_name; + unsigned long flags = 0; u32 div, mult; if (of_property_read_u32(node, "clock-div", &div)) { @@ -167,7 +173,10 @@ void __init of_fixed_factor_clk_setup(struct device_node *node) of_property_read_string(node, "clock-output-names", &clk_name); parent_name = of_clk_get_parent_name(node, 0); - clk = clk_register_fixed_factor(NULL, clk_name, parent_name, 0, + if (of_match_node(set_rate_parent_matches, node)) + flags |= CLK_SET_RATE_PARENT; + + clk = clk_register_fixed_factor(NULL, clk_name, parent_name, flags, mult, div); if (!IS_ERR(clk)) of_clk_add_provider(node, of_clk_src_simple_get, clk); |