1 /*-
28 #include <sys/conf.h>
35 #include <dev/clk/clk_gate.h>
50 static int clknode_gate_init(struct clknode *clk, device_t dev);
51 static int clknode_gate_set_gate(struct clknode *clk, bool enable);
52 static int clknode_gate_get_gate(struct clknode *clk, bool *enable);
73 clknode_gate_init(struct clknode *clk, device_t dev)  in clknode_gate_init()  argument
76 	clknode_init_parent_idx(clk, 0);  in clknode_gate_init()
81 clknode_gate_set_gate(struct clknode *clk, bool enable)  in clknode_gate_set_gate()  argument
87 	sc = clknode_get_softc(clk);  in clknode_gate_set_gate()
88 	DEVICE_LOCK(clk);  in clknode_gate_set_gate()
89 	rv = MD4(clk, sc->offset, sc->mask << sc->shift,  in clknode_gate_set_gate()
90 	    (enable ? sc->on_value : sc->off_value) << sc->shift);  in clknode_gate_set_gate()
92 		DEVICE_UNLOCK(clk);  in clknode_gate_set_gate()
95 	RD4(clk, sc->offset, &reg);  in clknode_gate_set_gate()
96 	DEVICE_UNLOCK(clk);  in clknode_gate_set_gate()
101 clknode_gate_get_gate(struct clknode *clk, bool *enabled)  in clknode_gate_get_gate()  argument
107 	sc = clknode_get_softc(clk);  in clknode_gate_get_gate()
108 	DEVICE_LOCK(clk);  in clknode_gate_get_gate()
109 	rv = RD4(clk, sc->offset, &reg);  in clknode_gate_get_gate()
110 	DEVICE_UNLOCK(clk);  in clknode_gate_get_gate()
113 	reg = (reg >> sc->shift) & sc->mask;  in clknode_gate_get_gate()
114 	*enabled = reg == sc->on_value;  in clknode_gate_get_gate()
121 	struct clknode *clk;  in clknode_gate_register()  local
124 	clk = clknode_create(clkdom, &clknode_gate_class, &clkdef->clkdef);  in clknode_gate_register()
125 	if (clk == NULL)  in clknode_gate_register()
128 	sc = clknode_get_softc(clk);  in clknode_gate_register()
129 	sc->offset = clkdef->offset;  in clknode_gate_register()
130 	sc->shift = clkdef->shift;  in clknode_gate_register()
131 	sc->mask =  clkdef->mask;  in clknode_gate_register()
132 	sc->on_value = clkdef->on_value;  in clknode_gate_register()
133 	sc->off_value = clkdef->off_value;  in clknode_gate_register()
134 	sc->gate_flags = clkdef->gate_flags;  in clknode_gate_register()
136 	clknode_register(clkdom, clk);  in clknode_gate_register()