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
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