Commit 27fc5ec6 authored by Marek Vasut's avatar Marek Vasut Committed by Abel Vesa
Browse files

clk: Introduce devm_clk_hw_register_gate_parent_data() 



Add an API for clock gate that uses parent_data for the parent instead of
a string parent_name.

Reviewed-by: default avatarPeng Fan <peng.fan@nxp.com>
Reviewed-by: default avatarFabio Estevam <festevam@gmail.com>
Tested-by: Adam Ford <aford173@gmail.com> #imx8mp-beacon-kit
Tested-by: default avatarAlexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Tested-by: default avatarRichard Leitner <richard.leitner@skidata.com>
Reviewed-by: default avatarStephen Boyd <sboyd@kernel.org>
Signed-off-by: default avatarAbel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20230301163257.49005-1-marex@denx.de
parent fe15c26e

include/linux/clk-provider.h

+19 −0
Original line number Diff line number Diff line
@@ -608,6 +608,25 @@ struct clk *clk_register_gate(struct device *dev, const char *name, 
	__devm_clk_hw_register_gate((dev), NULL, (name), (parent_name), NULL, \

			       NULL, (flags), (reg), (bit_idx),		      \

			       (clk_gate_flags), (lock))



/**

 * devm_clk_hw_register_gate - register a gate clock with the clock framework

 * @dev: device that is registering this clock

 * @name: name of this clock

 * @parent_data: parent clk data

 * @flags: framework-specific flags for this clock

 * @reg: register address to control gating of this clock

 * @bit_idx: which bit in the register controls gating of this clock

 * @clk_gate_flags: gate-specific flags for this clock

 * @lock: shared register lock for this clock

 */

#define devm_clk_hw_register_gate_parent_data(dev, name, parent_data, flags,  \

					      reg, bit_idx, clk_gate_flags,   \

					      lock)			      \

	__devm_clk_hw_register_gate((dev), NULL, (name), NULL, NULL,	      \

				    (parent_data), (flags), (reg), (bit_idx), \

				    (clk_gate_flags), (lock))



void clk_unregister_gate(struct clk *clk);

void clk_hw_unregister_gate(struct clk_hw *hw);

int clk_gate_is_enabled(struct clk_hw *hw);