82 static inline void sysctl_wait(struct clk *clk,  in sysctl_wait()  argument
87 	do {} while (--err && ((sysctl_r32(clk->module, reg)  in sysctl_wait()
88 					& clk->bits) != test));  in sysctl_wait()
91 			clk->module, clk->bits, test,  in sysctl_wait()
92 			sysctl_r32(clk->module, reg) & clk->bits);  in sysctl_wait()
95 static int sysctl_activate(struct clk *clk)  in sysctl_activate()  argument
97 	sysctl_w32(clk->module, clk->bits, SYSCTL_CLKEN);  in sysctl_activate()
98 	sysctl_w32(clk->module, clk->bits, SYSCTL_ACT);  in sysctl_activate()
99 	sysctl_wait(clk, clk->bits, SYSCTL_ACTS);  in sysctl_activate()
103 static void sysctl_deactivate(struct clk *clk)  in sysctl_deactivate()  argument
105 	sysctl_w32(clk->module, clk->bits, SYSCTL_CLKCLR);  in sysctl_deactivate()
106 	sysctl_w32(clk->module, clk->bits, SYSCTL_DEACT);  in sysctl_deactivate()
107 	sysctl_wait(clk, 0, SYSCTL_ACTS);  in sysctl_deactivate()
110 static int sysctl_clken(struct clk *clk)  in sysctl_clken()  argument
112 	sysctl_w32(clk->module, clk->bits, SYSCTL_CLKEN);  in sysctl_clken()
113 	sysctl_w32(clk->module, clk->bits, SYSCTL_ACT);  in sysctl_clken()
114 	sysctl_wait(clk, clk->bits, SYSCTL_CLKS);  in sysctl_clken()
118 static void sysctl_clkdis(struct clk *clk)  in sysctl_clkdis()  argument
120 	sysctl_w32(clk->module, clk->bits, SYSCTL_CLKCLR);  in sysctl_clkdis()
121 	sysctl_wait(clk, 0, SYSCTL_CLKS);  in sysctl_clkdis()
124 static void sysctl_reboot(struct clk *clk)  in sysctl_reboot()  argument
129 	act = sysctl_r32(clk->module, SYSCTL_ACT);  in sysctl_reboot()
130 	bits = ~act & clk->bits;  in sysctl_reboot()
132 		sysctl_w32(clk->module, bits, SYSCTL_CLKEN);  in sysctl_reboot()
133 		sysctl_w32(clk->module, bits, SYSCTL_ACT);  in sysctl_reboot()
134 		sysctl_wait(clk, bits, SYSCTL_ACTS);  in sysctl_reboot()
136 	sysctl_w32(clk->module, act & clk->bits, SYSCTL_RBT);  in sysctl_reboot()
137 	sysctl_wait(clk, clk->bits, SYSCTL_ACTS);  in sysctl_reboot()
170 	struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);  in clkdev_add_sys()  local
172 	clk->cl.dev_id = dev;  in clkdev_add_sys()
173 	clk->cl.con_id = NULL;  in clkdev_add_sys()
174 	clk->cl.clk = clk;  in clkdev_add_sys()
175 	clk->module = module;  in clkdev_add_sys()
176 	clk->bits = bits;  in clkdev_add_sys()
177 	clk->activate = sysctl_activate;  in clkdev_add_sys()
178 	clk->deactivate = sysctl_deactivate;  in clkdev_add_sys()
179 	clk->enable = sysctl_clken;  in clkdev_add_sys()
180 	clk->disable = sysctl_clkdis;  in clkdev_add_sys()
181 	clk->reboot = sysctl_reboot;  in clkdev_add_sys()
182 	clkdev_add(&clk->cl);  in clkdev_add_sys()