mirror of https://gitee.com/openkylin/linux.git
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
|
/*
|
||
|
|
* R8A7740 processor support
|
||
|
|
*
|
||
|
|
* Copyright (C) 2011 Renesas Solutions Corp.
|
||
|
|
* Copyright (C) 2011 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; version 2 of the License.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/irq.h>
|
||
|
|
#include <linux/io.h>
|
||
|
|
#include <asm/hardware/gic.h>
|
||
|
|
|
||
|
|
#define INTA_CTRL 0xe605807c
|
||
|
|
|
||
|
|
static int r8a7740_set_wake(struct irq_data *data, unsigned int on)
|
||
|
|
{
|
||
|
|
return 0; /* always allow wakeup */
|
||
|
|
}
|
||
|
|
|
||
|
|
void __init r8a7740_init_irq(void)
|
||
|
|
{
|
||
|
|
void __iomem *gic_dist_base = __io(0xf0001000);
|
||
|
|
void __iomem *gic_cpu_base = __io(0xf0000000);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Change INT_SEL INTCA->GIC
|
||
|
|
* (on GPIO)
|
||
|
|
*/
|
||
|
|
__raw_writel(__raw_readl(INTA_CTRL) & ~(1 << 1), INTA_CTRL);
|
||
|
|
|
||
|
|
gic_init(0, 29, gic_dist_base, gic_cpu_base);
|
||
|
|
gic_arch_extn.irq_set_wake = r8a7740_set_wake;
|
||
|
|
}
|