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/*
* 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 <mach/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.
");
__raw_writew(0xFFFF, FPGA_IRQ0MR);
/* Setup IRL 0-3 */
__raw_writew(0x0003, FPGA_IMSR);
plat_irq_setup_pins(IRQ_MODE_IRL3210);
register_intc_controller(&fpga_intc_desc);
}
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