projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 6e862995 YS |
1 | /* |
| 2 | * linux/arch/sh/boards/se/7721/irq.c | |
| 3 | * | |
| 4 | * Copyright (C) 2008 Renesas Solutions Corp. | |
| 5 | * | |
| 6 | * This file is subject to the terms and conditions of the GNU General Public | |
| 7 | * License. See the file "COPYING" in the main directory of this archive | |
| 8 | * for more details. | |
| 9 | */ | |
| 10 | #include <linux/init.h> | |
| 11 | #include <linux/irq.h> | |
| 12 | #include <linux/interrupt.h> | |
| 13 | #include <linux/io.h> | |
| 939a24a6 | 14 | #include <mach-se/mach/se7721.h> |
| 6e862995 YS |
15 | |
| 16 | enum { | |
| 17 | UNUSED = 0, | |
| 18 | ||
| 19 | /* board specific interrupt sources */ | |
| 20 | MRSHPC, | |
| 21 | }; | |
| 22 | ||
| 23 | static struct intc_vect vectors[] __initdata = { | |
| 24 | INTC_IRQ(MRSHPC, MRSHPC_IRQ0), | |
| 25 | }; | |
| 26 | ||
| 27 | static struct intc_prio_reg prio_registers[] __initdata = { | |
| 28 | { FPGA_ILSR6, 0, 8, 4, /* IRLMSK */ | |
| 29 | { 0, MRSHPC } }, | |
| 30 | }; | |
| 31 | ||
| 32 | static DECLARE_INTC_DESC(intc_desc, "SE7721", vectors, | |
| 33 | NULL, NULL, prio_registers, NULL); | |
| 34 | ||
| 35 | /* | |
| 36 | * Initialize IRQ setting | |
| 37 | */ | |
| 38 | void __init init_se7721_IRQ(void) | |
| 39 | { | |
| 40 | /* PPCR */ | |
| 41 | ctrl_outw(ctrl_inw(0xa4050118) & ~0x00ff, 0xa4050118); | |
| 42 | ||
| 43 | register_intc_controller(&intc_desc); | |
| 44 | intc_set_priority(MRSHPC_IRQ0, 0xf - MRSHPC_IRQ0); | |
| 45 | } |