blob: 83296c0b75c45d83c833315462c3842061f8a8ce [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001// SPDX-License-Identifier: GPL-2.0
Takashi YOSHII51e22e72006-09-27 17:41:31 +09002/*
3 * arch/sh/boards/shmin/setup.c
4 *
5 * Copyright (C) 2006 Takashi YOSHII
6 *
7 * SHMIN Support.
8 */
9#include <linux/init.h>
Magnus Damm68abdbb2007-06-15 18:56:19 +090010#include <linux/irq.h>
Takashi YOSHII51e22e72006-09-27 17:41:31 +090011#include <asm/machvec.h>
Paul Mundt7639a452008-10-20 13:02:48 +090012#include <mach/shmin.h>
Takashi YOSHII51e22e72006-09-27 17:41:31 +090013#include <asm/clock.h>
Takashi YOSHII51e22e72006-09-27 17:41:31 +090014#include <asm/io.h>
15
Takashi YOSHIIf725b5e2006-12-25 18:35:24 +090016#define PFC_PHCR 0xa400010eUL
Nobuhiro Iwamatsudbbfa2d2007-02-07 13:54:39 +090017#define INTC_ICR1 0xa4000010UL
Takashi YOSHII51e22e72006-09-27 17:41:31 +090018
Takashi YOSHII51e22e72006-09-27 17:41:31 +090019static void __init init_shmin_irq(void)
20{
Paul Mundt9d56dd32010-01-26 12:58:40 +090021 __raw_writew(0x2a00, PFC_PHCR); // IRQ0-3=IRQ
22 __raw_writew(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active.
Magnus Damm2635e852007-08-03 14:24:29 +090023 plat_irq_setup_pins(IRQ_MODE_IRQ);
Takashi YOSHII51e22e72006-09-27 17:41:31 +090024}
25
Paul Mundt98a955d2008-12-17 12:42:20 +090026static void __init shmin_setup(char **cmdline_p)
Takashi YOSHII51e22e72006-09-27 17:41:31 +090027{
Paul Mundt98a955d2008-12-17 12:42:20 +090028 __set_io_port_base(SHMIN_IO_BASE);
Takashi YOSHII51e22e72006-09-27 17:41:31 +090029}
30
Paul Mundt82f81f42007-05-15 15:19:34 +090031static struct sh_machine_vector mv_shmin __initmv = {
Paul Mundt2c7834a2006-09-27 18:17:31 +090032 .mv_name = "SHMIN",
Paul Mundt98a955d2008-12-17 12:42:20 +090033 .mv_setup = shmin_setup,
Takashi YOSHII51e22e72006-09-27 17:41:31 +090034 .mv_init_irq = init_shmin_irq,
Takashi YOSHII51e22e72006-09-27 17:41:31 +090035};