3  * Versatile Express Serial Power Controller (SPC) support
26 #include "spc.h"
28 #define SPCLOG "vexpress-spc: "
39 /* SPC wake-up IRQs status and mask */
43 /* SPC power down registers */
46 /* SPC per-CPU mailboxes */
50 /* SPC CPU/cluster reset statue */
55 /* SPC system config interface registers */
75  * Even though the SPC takes max 3-5 ms to complete any OPP/COMMS
463 				| IRQF_ONESHOT, "vexpress-spc", info);  in ve_spc_init()
487 #define to_clk_spc(spc) container_of(spc, struct clk_spc, hw)  argument
491 	struct clk_spc *spc = to_clk_spc(hw);  in spc_recalc_rate()  local
494 	if (ve_spc_get_performance(spc->cluster, &freq))  in spc_recalc_rate()
503 	struct clk_spc *spc = to_clk_spc(hw);  in spc_round_rate()  local
505 	return ve_spc_round_performance(spc->cluster, drate);  in spc_round_rate()
511 	struct clk_spc *spc = to_clk_spc(hw);  in spc_set_rate()  local
513 	return ve_spc_set_performance(spc->cluster, rate / 1000);  in spc_set_rate()
525 	struct clk_spc *spc;  in ve_spc_clk_register()  local
527 	spc = kzalloc(sizeof(*spc), GFP_KERNEL);  in ve_spc_clk_register()
528 	if (!spc)  in ve_spc_clk_register()
531 	spc->hw.init = &init;  in ve_spc_clk_register()
532 	spc->cluster = topology_physical_package_id(cpu_dev->id);  in ve_spc_clk_register()
534 	spc->cluster = spc->cluster < 0 ? 0 : spc->cluster;  in ve_spc_clk_register()
541 	return devm_clk_register(cpu_dev, &spc->hw);  in ve_spc_clk_register()
551 		return 0; /* Continue only if SPC is initialised */  in ve_spc_clk_init()
587 	platform_device_register_simple("vexpress-spc-cpufreq", -1, NULL, 0);  in ve_spc_clk_init()