diff options
| author |   Marek Vasut <marex@denx.de> | 2022-02-26 05:07:22 +0100 |
|---|---|---|
| committer |   Stephen Boyd <sboyd@kernel.org> | 2022-03-18 14:04:54 -0700 |
| commit | 0c125f87a84097c182c481be7497af9f816e5db5 (patch) | |
| tree | 8b576d2919cb1f0ffa0296549d935f7dad726290 /drivers/clk/clk-fixed-factor.c | |
| parent | dt-bindings: clk: rs9: Add Renesas 9-series I2C PCIe clock generator (diff) | |
| download | wireguard-linux-0c125f87a84097c182c481be7497af9f816e5db5.tar.xz wireguard-linux-0c125f87a84097c182c481be7497af9f816e5db5.zip | |
clk: fixed-factor: Introduce devm_clk_hw_register_fixed_factor_index()
Add an API for a fixed factor clk that uses an index for the parent
instead of a string name. This allows us to move drivers away from the
string based method of describing parents and use the DT/firmware based
method instead.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: devicetree@vger.kernel.org
Link: https://lore.kernel.org/r/20220226040723.143705-2-marex@denx.de
[sboyd@kernel.org: Expose a new API instead of internal function]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/clk-fixed-factor.c')
| -rw-r--r-- | drivers/clk/clk-fixed-factor.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c index 4e4b6d367612..54942d758ee6 100644 --- a/drivers/clk/clk-fixed-factor.c +++ b/drivers/clk/clk-fixed-factor.c @@ -131,6 +131,28 @@ __clk_hw_register_fixed_factor(struct device *dev, struct device_node *np, return hw; } +/** + * devm_clk_hw_register_fixed_factor_index - Register a fixed factor clock with + * parent from DT index + * @dev: device that is registering this clock + * @name: name of this clock + * @index: index of phandle in @dev 'clocks' property + * @flags: fixed factor flags + * @mult: multiplier + * @div: divider + * + * Return: Pointer to fixed factor clk_hw structure that was registered or + * an error pointer. + */ +struct clk_hw *devm_clk_hw_register_fixed_factor_index(struct device *dev, + const char *name, unsigned int index, unsigned long flags, + unsigned int mult, unsigned int div) +{ + return __clk_hw_register_fixed_factor(dev, NULL, name, NULL, index, + flags, mult, div, true); +} +EXPORT_SYMBOL_GPL(devm_clk_hw_register_fixed_factor_index); + struct clk_hw *clk_hw_register_fixed_factor(struct device *dev, const char *name, const char *parent_name, unsigned long flags, unsigned int mult, unsigned int div) |