drivers/clk/clk_boston.c

1 // SPDX-License-Identifier: GPL-2.0
7 #include <clk-uclass.h>
9 #include <dt-bindings/clock/boston-clock.h>
11 #include <syscon.h>
25 	return (val & mask) >> (ffs(mask) - 1);  in ext_field()
28 static ulong clk_boston_get_rate(struct clk *clk)  in clk_boston_get_rate()  argument
30 	struct clk_boston *state = dev_get_platdata(clk->dev);  in clk_boston_get_rate()
35 	err = regmap_read(state->regmap, BOSTON_PLAT_MMCMDIV, &mmcmdiv);  in clk_boston_get_rate()
42 	switch (clk->id) {  in clk_boston_get_rate()
63 	struct udevice *syscon;  in clk_boston_ofdata_to_platdata()  local
67 					   "regmap", &syscon);  in clk_boston_ofdata_to_platdata()
69 		pr_err("unable to find syscon device\n");  in clk_boston_ofdata_to_platdata()
73 	state->regmap = syscon_get_regmap(syscon);  in clk_boston_ofdata_to_platdata()
74 	if (!state->regmap) {  in clk_boston_ofdata_to_platdata()
76 		return -ENODEV;  in clk_boston_ofdata_to_platdata()
84 		.compatible = "img,boston-clock",