1 // SPDX-License-Identifier: GPL-2.0 1
2 /*
3 * linux/arch/sh/boards/renesas/sh7763rdp/irq.
4 *
5 * Renesas Solutions SH7763RDP Support.
6 *
7 * Copyright (C) 2008 Renesas Solutions Corp.
8 * Copyright (C) 2008 Nobuhiro Iwamatsu <iwam
9 */
10
11 #include <linux/init.h>
12 #include <linux/irq.h>
13 #include <asm/io.h>
14 #include <asm/irq.h>
15 #include <mach/sh7763rdp.h>
16
17 #define INTC_BASE (0xFFD00000)
18 #define INTC_INT2PRI7 (INTC_BASE+0x4001C)
19 #define INTC_INT2MSKCR (INTC_BASE+0x4003C)
20 #define INTC_INT2MSKCR1 (INTC_BASE+0x400D4)
21
22 /*
23 * Initialize IRQ setting
24 */
25 void __init init_sh7763rdp_IRQ(void)
26 {
27 /* GPIO enabled */
28 __raw_writel(1 << 25, INTC_INT2MSKCR);
29
30 /* enable GPIO interrupts */
31 __raw_writel((__raw_readl(INTC_INT2PRI
32 INTC_INT2PRI7);
33
34 /* USBH enabled */
35 __raw_writel(1 << 17, INTC_INT2MSKCR1)
36
37 /* GETHER enabled */
38 __raw_writel(1 << 16, INTC_INT2MSKCR1)
39
40 /* DMAC enabled */
41 __raw_writel(1 << 8, INTC_INT2MSKCR);
42 }
43
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