drivers/parisc/asp.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
7  *	(c) 2000-2023 by Helge Deller <deller@gmx.de>
26 #define VIPER_INT_WORD  0xFFFBF088      /* addr of viper interrupt word */
34 	switch (dev->id.sversion) {  in asp_choose_irq()
39 	case 0x75:	irq = (dev->hw_path == 4) ? 5 : 6; break; /* RS232 */  in asp_choose_irq()
50 	gsc_asic_assign_irq(ctrl, irq, &dev->irq);  in asp_choose_irq()
52 	switch (dev->id.sversion) {  in asp_choose_irq()
53 	case 0x73:	irq =  2; break; /* i8042 High-priority */  in asp_choose_irq()
58 	gsc_asic_assign_irq(ctrl, irq, &dev->aux_irq);  in asp_choose_irq()
74 	asp.version = gsc_readb(dev->hpa.start + ASP_VER_OFFSET) & 0xf;  in asp_init_chip()
79 		asp.name, asp.version, (unsigned long)dev->hpa.start);  in asp_init_chip()
82 	ret = -EBUSY;  in asp_init_chip()
83 	dev->irq = gsc_claim_irq(&gsc_irq, ASP_GSC_IRQ);  in asp_init_chip()
84 	if (dev->irq < 0) {  in asp_init_chip()
95 	/* Program VIPER to interrupt on the ASP irq */  in asp_init_chip()
96 	gsc_writel((1 << (31 - ASP_GSC_IRQ)),VIPER_INT_WORD);  in asp_init_chip()