47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
|
|
* linux/arch/sh/boards/renesas/sdk7780/irq.c
|
|
*
|
|
* Renesas Technology Europe SDK7780 Support.
|
|
*
|
|
* Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk>
|
|
*
|
|
* 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.
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/io.h>
|
|
#include <asm/sdk7780.h>
|
|
|
|
enum {
|
|
UNUSED = 0,
|
|
/* board specific interrupt sources */
|
|
SMC91C111, /* Ethernet controller */
|
|
};
|
|
|
|
static struct intc_vect fpga_vectors[] __initdata = {
|
|
INTC_IRQ(SMC91C111, IRQ_ETHERNET),
|
|
};
|
|
|
|
static struct intc_mask_reg fpga_mask_registers[] __initdata = {
|
|
{ 0, FPGA_IRQ0MR, 16,
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, SMC91C111, 0, 0, 0, 0 } },
|
|
};
|
|
|
|
static DECLARE_INTC_DESC(fpga_intc_desc, "sdk7780-irq", fpga_vectors,
|
|
NULL, fpga_mask_registers, NULL, NULL);
|
|
|
|
void __init init_sdk7780_IRQ(void)
|
|
{
|
|
printk(KERN_INFO "Using SDK7780 interrupt controller.\n");
|
|
|
|
ctrl_outw(0xFFFF, FPGA_IRQ0MR);
|
|
/* Setup IRL 0-3 */
|
|
ctrl_outw(0x0003, FPGA_IMSR);
|
|
plat_irq_setup_pins(IRQ_MODE_IRL3210);
|
|
|
|
register_intc_controller(&fpga_intc_desc);
|
|
}
|