47 lines
1.2 KiB
C
Executable file
47 lines
1.2 KiB
C
Executable file
/*
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* linux/arch/sh/boards/renesas/sdk7780/irq.c
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*
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* Renesas Technology Europe SDK7780 Support.
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*
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* Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk>
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <linux/irq.h>
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#include <linux/io.h>
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#include <mach/sdk7780.h>
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enum {
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UNUSED = 0,
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/* board specific interrupt sources */
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SMC91C111, /* Ethernet controller */
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};
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static struct intc_vect fpga_vectors[] __initdata = {
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INTC_IRQ(SMC91C111, IRQ_ETHERNET),
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};
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static struct intc_mask_reg fpga_mask_registers[] __initdata = {
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{ 0, FPGA_IRQ0MR, 16,
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{ 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, SMC91C111, 0, 0, 0, 0 } },
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};
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static DECLARE_INTC_DESC(fpga_intc_desc, "sdk7780-irq", fpga_vectors,
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NULL, fpga_mask_registers, NULL, NULL);
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void __init init_sdk7780_IRQ(void)
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{
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printk(KERN_INFO "Using SDK7780 interrupt controller.\n");
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__raw_writew(0xFFFF, FPGA_IRQ0MR);
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/* Setup IRL 0-3 */
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__raw_writew(0x0003, FPGA_IMSR);
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plat_irq_setup_pins(IRQ_MODE_IRL3210);
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register_intc_controller(&fpga_intc_desc);
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}
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