xref: /linux/arch/sh/include/asm/hw_irq.h (revision 2da68a77)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_SH_HW_IRQ_H
3 #define __ASM_SH_HW_IRQ_H
4 
5 #include <linux/init.h>
6 #include <linux/sh_intc.h>
7 #include <linux/atomic.h>
8 
9 extern atomic_t irq_err_count;
10 
11 struct ipr_data {
12 	unsigned char irq;
13 	unsigned char ipr_idx;		/* Index for the IPR registered */
14 	unsigned char shift;		/* Number of bits to shift the data */
15 	unsigned char priority;		/* The priority */
16 };
17 
18 struct ipr_desc {
19 	unsigned long *ipr_offsets;
20 	unsigned int nr_offsets;
21 	struct ipr_data *ipr_data;
22 	unsigned int nr_irqs;
23 	struct irq_chip chip;
24 };
25 
26 void register_ipr_controller(struct ipr_desc *);
27 
28 void __init plat_irq_setup(void);
29 void __init plat_irq_setup_sh3(void);
30 void __init plat_irq_setup_pins(int mode);
31 
32 enum { IRQ_MODE_IRQ, IRQ_MODE_IRQ7654, IRQ_MODE_IRQ3210,
33        IRQ_MODE_IRL7654_MASK, IRQ_MODE_IRL3210_MASK,
34        IRQ_MODE_IRL7654, IRQ_MODE_IRL3210 };
35 
36 #endif /* __ASM_SH_HW_IRQ_H */
37