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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
commit | 4fb8af10d0fd09372d52966b76922b9e82bbc950 (patch) | |
tree | d240e4d40357583e3f3eb228dccf20122a5b31ed /arch/sh/boards/mach-highlander/irq-r7780mp.c | |
parent | f44f82e8a20b98558486eb14497b2f71c78fa325 (diff) | |
parent | 64a99d2a8c3ed5c4e39f3ae1cc682aa8fd3977fc (diff) | |
download | op-kernel-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.zip op-kernel-dev-4fb8af10d0fd09372d52966b76922b9e82bbc950.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
Diffstat (limited to 'arch/sh/boards/mach-highlander/irq-r7780mp.c')
-rw-r--r-- | arch/sh/boards/mach-highlander/irq-r7780mp.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-highlander/irq-r7780mp.c b/arch/sh/boards/mach-highlander/irq-r7780mp.c new file mode 100644 index 0000000..ae1cfcb --- /dev/null +++ b/arch/sh/boards/mach-highlander/irq-r7780mp.c @@ -0,0 +1,74 @@ +/* + * Renesas Solutions Highlander R7780MP Support. + * + * Copyright (C) 2002 Atom Create Engineering Co., Ltd. + * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2007 Magnus Damm + * + * 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 <asm/r7780rp.h> + +enum { + UNUSED = 0, + + /* board specific interrupt sources */ + CF, /* Compact Flash */ + TP, /* Touch panel */ + SCIF1, /* FPGA SCIF1 */ + SCIF0, /* FPGA SCIF0 */ + SMBUS, /* SMBUS */ + RTC, /* RTC Alarm */ + AX88796, /* Ethernet controller */ + PSW, /* Push Switch */ + + /* external bus connector */ + EXT1, EXT2, EXT4, EXT5, EXT6, +}; + +static struct intc_vect vectors[] __initdata = { + INTC_IRQ(CF, IRQ_CF), + INTC_IRQ(TP, IRQ_TP), + INTC_IRQ(SCIF1, IRQ_SCIF1), + INTC_IRQ(SCIF0, IRQ_SCIF0), + INTC_IRQ(SMBUS, IRQ_SMBUS), + INTC_IRQ(RTC, IRQ_RTC), + INTC_IRQ(AX88796, IRQ_AX88796), + INTC_IRQ(PSW, IRQ_PSW), + + INTC_IRQ(EXT1, IRQ_EXT1), INTC_IRQ(EXT2, IRQ_EXT2), + INTC_IRQ(EXT4, IRQ_EXT4), INTC_IRQ(EXT5, IRQ_EXT5), + INTC_IRQ(EXT6, IRQ_EXT6), +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xa4000000, 0, 16, /* IRLMSK */ + { SCIF0, SCIF1, RTC, 0, CF, 0, TP, SMBUS, + 0, EXT6, EXT5, EXT4, EXT2, EXT1, PSW, AX88796 } }, +}; + +static unsigned char irl2irq[HL_NR_IRL] __initdata = { + 0, IRQ_CF, IRQ_TP, IRQ_SCIF1, + IRQ_SCIF0, IRQ_SMBUS, IRQ_RTC, IRQ_EXT6, + IRQ_EXT5, IRQ_EXT4, IRQ_EXT2, IRQ_EXT1, + 0, IRQ_AX88796, IRQ_PSW, +}; + +static DECLARE_INTC_DESC(intc_desc, "r7780mp", vectors, + NULL, mask_registers, NULL, NULL); + +unsigned char * __init highlander_plat_irq_setup(void) +{ + if ((ctrl_inw(0xa4000700) & 0xf000) == 0x2000) { + printk(KERN_INFO "Using r7780mp interrupt controller.\n"); + register_intc_controller(&intc_desc); + return irl2irq; + } + + return NULL; +} |