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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/sh/boards/mach-sh7763rdp/irq.c
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/*

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 * linux/arch/sh/boards/renesas/sh7763rdp/irq.c

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 *

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 * Renesas Solutions SH7763RDP Support.

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 *

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 * Copyright (C) 2008 Renesas Solutions Corp.

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 * Copyright (C) 2008  Nobuhiro Iwamatsu <[email protected]>

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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 <asm/io.h>

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#include <asm/irq.h>

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#include <mach/sh7763rdp.h>

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#define INTC_BASE		(0xFFD00000)

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#define INTC_INT2PRI7   (INTC_BASE+0x4001C)

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#define INTC_INT2MSKCR	(INTC_BASE+0x4003C)

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#define INTC_INT2MSKCR1	(INTC_BASE+0x400D4)

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/*

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 * Initialize IRQ setting

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 */

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void __init init_sh7763rdp_IRQ(void)

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{

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	/* GPIO enabled */

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	__raw_writel(1 << 25, INTC_INT2MSKCR);

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	/* enable GPIO interrupts */

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	__raw_writel((__raw_readl(INTC_INT2PRI7) & 0xFF00FFFF) | 0x000F0000,

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		  INTC_INT2PRI7);

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	/* USBH enabled */

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	__raw_writel(1 << 17, INTC_INT2MSKCR1);

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	/* GETHER enabled */

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	__raw_writel(1 << 16, INTC_INT2MSKCR1);

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	/* DMAC enabled */

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	__raw_writel(1 << 8, INTC_INT2MSKCR);

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}

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