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clk: fixed-rate: Convert to clk_hw based APIs 

This code still uses struct clk to register clks from the probe path.
Migrate this to the clk_hw based APIs to modernize the code. Also, this
isn't a module and it can't be one because the driver is always builtin
so drop the module table.

Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lkml.kernel.org/r/20190830150923.259497-3-sboyd@kernel.org
This commit is contained in:
Stephen Boyd 2019-08-30 08:09:13 -07:00
parent 9a9b5a4af0
commit 34e018336f
1 changed files with 15 additions and 16 deletions
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31
drivers/clk/clk-fixed-rate.c
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@ -155,9 +155,9 @@ void clk_hw_unregister_fixed_rate(struct clk_hw *hw)
EXPORT_SYMBOL_GPL(clk_hw_unregister_fixed_rate);
#ifdef CONFIG_OF
static struct clk *_of_fixed_clk_setup(struct device_node *node)
static struct clk_hw *_of_fixed_clk_setup(struct device_node *node)
{
struct clk *clk;
struct clk_hw *hw;
const char *clk_name = node->name;
u32 rate;
u32 accuracy = 0;
@ -170,18 +170,18 @@ static struct clk *_of_fixed_clk_setup(struct device_node *node)
of_property_read_string(node, "clock-output-names", &clk_name);
clk = clk_register_fixed_rate_with_accuracy(NULL, clk_name, NULL,
hw = clk_hw_register_fixed_rate_with_accuracy(NULL, clk_name, NULL,
0, rate, accuracy);
if (IS_ERR(clk))
return clk;
if (IS_ERR(hw))
return hw;
ret = of_clk_add_provider(node, of_clk_src_simple_get, clk);
ret = of_clk_add_hw_provider(node, of_clk_hw_simple_get, hw);
if (ret) {
clk_unregister(clk);
clk_hw_unregister_fixed_rate(hw);
return ERR_PTR(ret);
}
return clk;
return hw;
}
/**
@ -195,27 +195,27 @@ CLK_OF_DECLARE(fixed_clk, "fixed-clock", of_fixed_clk_setup);
static int of_fixed_clk_remove(struct platform_device *pdev)
{
struct clk *clk = platform_get_drvdata(pdev);
struct clk_hw *hw = platform_get_drvdata(pdev);
of_clk_del_provider(pdev->dev.of_node);
clk_unregister_fixed_rate(clk);
clk_hw_unregister_fixed_rate(hw);
return 0;
}
static int of_fixed_clk_probe(struct platform_device *pdev)
{
struct clk *clk;
struct clk_hw *hw;
/*
* This function is not executed when of_fixed_clk_setup
* succeeded.
*/
clk = _of_fixed_clk_setup(pdev->dev.of_node);
if (IS_ERR(clk))
return PTR_ERR(clk);
hw = _of_fixed_clk_setup(pdev->dev.of_node);
if (IS_ERR(hw))
return PTR_ERR(hw);
platform_set_drvdata(pdev, clk);
platform_set_drvdata(pdev, hw);
return 0;
}
@ -224,7 +224,6 @@ static const struct of_device_id of_fixed_clk_ids[] = {
{ .compatible = "fixed-clock" },
{ }
};
MODULE_DEVICE_TABLE(of, of_fixed_clk_ids);
static struct platform_driver of_fixed_clk_driver = {
.driver = {