Commit 2c159332 authored by Tony Lindgren's avatar Tony Lindgren Committed by Stephen Boyd
Browse files

clk: ti: Add ti_dt_clk_name() helper to use clock-output-names 



Let's create the clock alias based on the clock-output-names property if
available. Also the component clock drivers can use ti_dt_clk_name() in
the following patches.

Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20220204071449.16762-7-tony@atomide.com


Signed-off-by: default avatarStephen Boyd <sboyd@kernel.org>
parent d02747e9

drivers/clk/ti/clk.c

+19 −1
Original line number Diff line number Diff line
@@ -447,6 +447,24 @@ static const struct of_device_id simple_clk_match_table[] __initconst = { 
	{ }

};



/**

 * ti_dt_clk_name - init clock name from first output name or node name

 * @np: device node

 *

 * Use the first clock-output-name for the clock name if found. Fall back

 * to legacy naming based on node name.

 */

const char *ti_dt_clk_name(struct device_node *np)

{

	const char *name;



	if (!of_property_read_string_index(np, "clock-output-names", 0,

					   &name))

		return name;



	return np->name;

}



/**

 * ti_clk_add_aliases - setup clock aliases

 *
@@ -463,7 +481,7 @@ void __init ti_clk_add_aliases(void) 
		clkspec.np = np;

		clk = of_clk_get_from_provider(&clkspec);



		ti_clk_add_alias(NULL, clk, np->name);

		ti_clk_add_alias(NULL, clk, ti_dt_clk_name(np));

	}

}

drivers/clk/ti/clock.h

+1 −0
Original line number Diff line number Diff line
@@ -214,6 +214,7 @@ struct clk *ti_clk_register(struct device *dev, struct clk_hw *hw, 
			    const char *con);

struct clk *ti_clk_register_omap_hw(struct device *dev, struct clk_hw *hw,

				    const char *con);

const char *ti_dt_clk_name(struct device_node *np);

int ti_clk_add_alias(struct device *dev, struct clk *clk, const char *con);

void ti_clk_add_aliases(void);