linux/arch/mips/mti-sead3/sead3-int.c
Andrew Bresticker 4060bbe993 MIPS: Move gic.h to include/linux/irqchip/mips-gic.h
Now that the MIPS GIC irqchip lives in drivers/irqchip/, move
its header over to include/linux/irqchip/.

Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Qais Yousef <qais.yousef@imgtec.com>
Cc: John Crispin <blogic@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/8129/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2014-11-24 07:44:59 +01:00

43 lines
1.2 KiB
C

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
*/
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/irqchip/mips-gic.h>
#include <linux/io.h>
#include <asm/irq_cpu.h>
#include <asm/setup.h>
#include <asm/mips-boards/sead3int.h>
#define SEAD_CONFIG_GIC_PRESENT_SHF 1
#define SEAD_CONFIG_GIC_PRESENT_MSK (1 << SEAD_CONFIG_GIC_PRESENT_SHF)
#define SEAD_CONFIG_BASE 0x1b100110
#define SEAD_CONFIG_SIZE 4
static void __iomem *sead3_config_reg;
void __init arch_init_irq(void)
{
if (!cpu_has_veic)
mips_cpu_irq_init();
sead3_config_reg = ioremap_nocache(SEAD_CONFIG_BASE, SEAD_CONFIG_SIZE);
gic_present = (__raw_readl(sead3_config_reg) &
SEAD_CONFIG_GIC_PRESENT_MSK) >>
SEAD_CONFIG_GIC_PRESENT_SHF;
pr_info("GIC: %spresent\n", (gic_present) ? "" : "not ");
pr_info("EIC: %s\n",
(current_cpu_data.options & MIPS_CPU_VEIC) ? "on" : "off");
if (gic_present)
gic_init(GIC_BASE_ADDR, GIC_ADDRSPACE_SZ, CPU_INT_GIC,
MIPS_GIC_IRQ_BASE);
}