From 144cd59687fd69e806411391e1ab044473bb5f72 Mon Sep 17 00:00:00 2001 From: Nobuhiro Iwamatsu Date: Fri, 7 Jan 2011 03:02:14 +0000 Subject: [PATCH] sh: intc - convert board specific landisk code This converts the board specific interrupt code for landisk to make use of intc (use register_intc_controller). Signed-off-by: Nobuhiro Iwamatsu Signed-off-by: Paul Mundt --- arch/sh/boards/mach-landisk/irq.c | 59 ++++++++++++++++++------------- 1 file changed, 35 insertions(+), 24 deletions(-) diff --git a/arch/sh/boards/mach-landisk/irq.c b/arch/sh/boards/mach-landisk/irq.c index e79412a40490..c00ace38db3f 100644 --- a/arch/sh/boards/mach-landisk/irq.c +++ b/arch/sh/boards/mach-landisk/irq.c @@ -1,9 +1,10 @@ /* - * arch/sh/boards/landisk/irq.c + * arch/sh/boards/mach-landisk/irq.c * * I-O DATA Device, Inc. LANDISK Support * * Copyright (C) 2005-2007 kogiidena + * Copyright (C) 2011 Nobuhiro Iwamatsu * * Copyright (C) 2001 Ian da Silva, Jeremy Siegel * Based largely on io_se.c. @@ -12,44 +13,54 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. */ + #include #include #include #include #include -static void disable_landisk_irq(struct irq_data *data) -{ - unsigned char mask = 0xff ^ (0x01 << (data->irq - 5)); +enum { + UNUSED = 0, - __raw_writeb(__raw_readb(PA_IMASK) & mask, PA_IMASK); -} - -static void enable_landisk_irq(struct irq_data *data) -{ - unsigned char value = (0x01 << (data->irq - 5)); + PCI_INTA, /* PCI int A */ + PCI_INTB, /* PCI int B */ + PCI_INTC, /* PCI int C */ + PCI_INTD, /* PCI int D */ + ATA, /* ATA */ + FATA, /* CF */ + POWER, /* Power swtich */ + BUTTON, /* Button swtich */ +}; - __raw_writeb(__raw_readb(PA_IMASK) | value, PA_IMASK); -} +/* Vectors for LANDISK */ +static struct intc_vect vectors_landisk[] __initdata = { + INTC_IRQ(PCI_INTA, IRQ_PCIINTA), + INTC_IRQ(PCI_INTB, IRQ_PCIINTB), + INTC_IRQ(PCI_INTC, IRQ_PCIINTC), + INTC_IRQ(PCI_INTD, IRQ_PCIINTD), + INTC_IRQ(ATA, IRQ_ATA), + INTC_IRQ(FATA, IRQ_FATA), + INTC_IRQ(POWER, IRQ_POWER), + INTC_IRQ(BUTTON, IRQ_BUTTON), +}; -static struct irq_chip landisk_irq_chip __read_mostly = { - .name = "LANDISK", - .irq_mask = disable_landisk_irq, - .irq_unmask = enable_landisk_irq, +/* IRLMSK mask register layout for LANDISK */ +static struct intc_mask_reg mask_registers_landisk[] __initdata = { + { PA_IMASK, 0, 8, /* IRLMSK */ + { BUTTON, POWER, FATA, ATA, + PCI_INTD, PCI_INTC, PCI_INTB, PCI_INTA, + } + }, }; +static DECLARE_INTC_DESC(intc_desc_landisk, "landisk", vectors_landisk, NULL, + mask_registers_landisk, NULL, NULL); /* * Initialize IRQ setting */ void __init init_landisk_IRQ(void) { - int i; - - for (i = 5; i < 14; i++) { - disable_irq_nosync(i); - set_irq_chip_and_handler_name(i, &landisk_irq_chip, - handle_level_irq, "level"); - enable_landisk_irq(irq_get_irq_data(i)); - } + register_intc_controller(&intc_desc_landisk); __raw_writeb(0x00, PA_PWRINT_CLR); } -- 2.34.1