xref: /linux/arch/sh/boards/board-shmin.c (revision 4b132aacb0768ac1e652cf517097ea6f237214b9)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * arch/sh/boards/shmin/setup.c
4  *
5  * Copyright (C) 2006 Takashi YOSHII
6  *
7  * SHMIN Support.
8  */
9 #include <linux/init.h>
10 #include <linux/irq.h>
11 #include <asm/machvec.h>
12 #include <mach/shmin.h>
13 #include <asm/clock.h>
14 #include <asm/io.h>
15 
16 #define PFC_PHCR	0xa400010eUL
17 #define INTC_ICR1	0xa4000010UL
18 
19 static void __init init_shmin_irq(void)
20 {
21 	__raw_writew(0x2a00, PFC_PHCR);	// IRQ0-3=IRQ
22 	__raw_writew(0x0aaa, INTC_ICR1);	// IRQ0-3=IRQ-mode,Low-active.
23 	plat_irq_setup_pins(IRQ_MODE_IRQ);
24 }
25 
26 static void __init shmin_setup(char **cmdline_p)
27 {
28 	__set_io_port_base(SHMIN_IO_BASE);
29 }
30 
31 static struct sh_machine_vector mv_shmin __initmv = {
32 	.mv_name	= "SHMIN",
33 	.mv_setup	= shmin_setup,
34 	.mv_init_irq	= init_shmin_irq,
35 };
36