42 	struct clk_system *sys = to_clk_system(hw);  in clk_system_prepare()  local
44 	regmap_write(sys->regmap, AT91_PMC_SCER, 1 << sys->id);  in clk_system_prepare()
46 	if (!is_pck(sys->id))  in clk_system_prepare()
49 	while (!clk_system_ready(sys->regmap, sys->id))  in clk_system_prepare()
57 	struct clk_system *sys = to_clk_system(hw);  in clk_system_unprepare()  local
59 	regmap_write(sys->regmap, AT91_PMC_SCDR, 1 << sys->id);  in clk_system_unprepare()
64 	struct clk_system *sys = to_clk_system(hw);  in clk_system_is_prepared()  local
67 	regmap_read(sys->regmap, AT91_PMC_SCSR, &status);  in clk_system_is_prepared()
69 	if (!(status & (1 << sys->id)))  in clk_system_is_prepared()
72 	if (!is_pck(sys->id))  in clk_system_is_prepared()
75 	regmap_read(sys->regmap, AT91_PMC_SR, &status);  in clk_system_is_prepared()
77 	return !!(status & (1 << sys->id));  in clk_system_is_prepared()
90 	struct clk_system *sys;  in at91_clk_register_system()  local
98 	sys = kzalloc(sizeof(*sys), GFP_KERNEL);  in at91_clk_register_system()
99 	if (!sys)  in at91_clk_register_system()
108 	sys->id = id;  in at91_clk_register_system()
109 	sys->hw.init = &init;  in at91_clk_register_system()
110 	sys->regmap = regmap;  in at91_clk_register_system()
112 	hw = &sys->hw;  in at91_clk_register_system()
113 	ret = clk_hw_register(NULL, &sys->hw);  in at91_clk_register_system()
115 		kfree(sys);  in at91_clk_register_system()