1 // SPDX-License-Identifier: GPL-2.0
42 #define LEON_IMASK(cpu) (&leon3_irqctrl_regs->mask[cpu])
43 #define LEON_IACK (&leon3_irqctrl_regs->iclear)
51 	return LEON3_BYPASS_LOAD_PA(&leon3_irqctrl_regs->intid[cpu]) & 0x1f;  in leon_eirq_get()
63 	if ((eirq & 0x10) && p && p->irq) /* bit4 tells if IRQ happened */  in leon_handle_ext_irq()
64 		generic_handle_irq(p->irq);  in leon_handle_ext_irq()
81 	 * Unmask the Extended IRQ, the IRQs routed through the Ext-IRQ  in leon_eirq_setup()
82 	 * controller have a mask-bit of their own, so this is safe.  in leon_eirq_setup()
126 	mask = (unsigned long)data->chip_data;  in leon_set_affinity()
149 	mask = (unsigned long)data->chip_data;  in leon_unmask_irq()
162 	mask = (unsigned long)data->chip_data;  in leon_mask_irq()
172 	irq_link(data->irq);  in leon_startup_irq()
180 	irq_unlink(data->irq);  in leon_shutdown_irq()
183 /* Used by external level sensitive IRQ handlers on the LEON: ACK IRQ ctrl */
186 	unsigned long mask = (unsigned long)data->chip_data;  in leon_eoi_irq()
203  * Build a LEON IRQ for the edge triggered LEON IRQ controller:
204  *  Edge (normal) IRQ           - handle_simple_irq, ack=DON'T-CARE, never ack
205  *  Level IRQ (PCI|Level-GPIO)  - handle_fasteoi_irq, ack=1, ack after ISR
206  *  Per-CPU Edge                - handle_percpu_irq, ack=0
229 	if (!desc || !desc->handle_irq || desc->handle_irq == handle_bad_irq) {  in leon_build_device_irq()
242 	return leon_build_device_irq(real_irq, handle_simple_irq, "edge", 0);  in _leon_build_device_irq()
264 	rld = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].rld);  in leon_cycles_offset()
265 	val = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].val);  in leon_cycles_offset()
266 	ctrl = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl);  in leon_cycles_offset()
268 		val = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].val);  in leon_cycles_offset()
269 		off = 2 * rld - val;  in leon_cycles_offset()
271 		off = rld - val;  in leon_cycles_offset()
293 	if (ce->event_handler)  in leon_percpu_timer_ce_interrupt()
294 		ce->event_handler(ce);  in leon_percpu_timer_ce_interrupt()
334 		amba_system_id = *(unsigned long *)pp->value;  in leon_init_timers()
346 	leon3_irqctrl_regs = *(struct leon3_irqctrl_regs_map **)pp->value;  in leon_init_timers()
362 		ampopts = *(int *)pp->value;  in leon_init_timers()
371 	/* Select Timer-Instance on Timer Core. Default is zero */  in leon_init_timers()
377 					pp->value;  in leon_init_timers()
380 		leon3_gptimer_irq = *(unsigned int *)pp->value;  in leon_init_timers()
385 	ctrl = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl);  in leon_init_timers()
386 	LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl,  in leon_init_timers()
388 	ctrl = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl);  in leon_init_timers()
395 	LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].val, 0);  in leon_init_timers()
396 	LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].rld,  in leon_init_timers()
397 				(((1000000 / HZ) - 1)));  in leon_init_timers()
399 			&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl, 0);  in leon_init_timers()
406 	 * same IRQ Controller, and for non-SMP only one IRQCTRL is  in leon_init_timers()
410 	icsel = LEON3_BYPASS_LOAD_PA(&leon3_irqctrl_regs->icsel[boot_cpu_id/8]);  in leon_init_timers()
411 	icsel = (icsel >> ((7 - (boot_cpu_id&0x7)) * 4)) & 0xf;  in leon_init_timers()
414 	/* Mask all IRQs on boot-cpu IRQ controller */  in leon_init_timers()
415 	LEON3_BYPASS_STORE_PA(&leon3_irqctrl_regs->mask[boot_cpu_id], 0);  in leon_init_timers()
418 	eirq = (LEON3_BYPASS_LOAD_PA(&leon3_irqctrl_regs->mpstatus)  in leon_init_timers()
434 		local_ops->cache_all();  in leon_init_timers()
439 	config = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->config);  in leon_init_timers()
446 	/* Install per-cpu IRQ handler for broadcasted ticker */  in leon_init_timers()
448 				    "per-cpu", 0);  in leon_init_timers()
459 	LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl,  in leon_init_timers()
475 	ctrl = LEON3_BYPASS_LOAD_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl);  in leon_clear_clock_irq()
476 	LEON3_BYPASS_STORE_PA(&leon3_gptimer_regs->e[leon3_gptimer_idx].ctrl,  in leon_clear_clock_irq()