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author | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
commit | 354d14b3f53cc749c5d26d4ba7280d1e931d6bc4 (patch) | |
tree | 59b597e44902d8db8bde7deac1e7e707327c6fe6 /arch/sh/boards/mach-systemh/irq.c | |
parent | ALSA: aoa: Remove wrong i2c_set_clientdata in onyx_i2c_remove() (diff) | |
parent | sound: don't use flush_scheduled_work() (diff) | |
download | linux-dev-354d14b3f53cc749c5d26d4ba7280d1e931d6bc4.tar.xz linux-dev-354d14b3f53cc749c5d26d4ba7280d1e931d6bc4.zip |
Merge branch 'topic/workq-update' into topic/misc
Diffstat (limited to 'arch/sh/boards/mach-systemh/irq.c')
-rw-r--r-- | arch/sh/boards/mach-systemh/irq.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/sh/boards/mach-systemh/irq.c b/arch/sh/boards/mach-systemh/irq.c deleted file mode 100644 index e5ee13adeff4..000000000000 --- a/arch/sh/boards/mach-systemh/irq.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * linux/arch/sh/boards/renesas/systemh/irq.c - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Hitachi SystemH Support. - * - * Modified for 7751 SystemH by - * Jonathan Short. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/io.h> - -#include <mach/systemh7751.h> -#include <asm/smc37c93x.h> - -/* address of external interrupt mask register - * address must be set prior to use these (maybe in init_XXX_irq()) - * XXX : is it better to use .config than specifying it in code? */ -static unsigned long *systemh_irq_mask_register = (unsigned long *)0xB3F10004; -static unsigned long *systemh_irq_request_register = (unsigned long *)0xB3F10000; - -static void disable_systemh_irq(struct irq_data *data) -{ - unsigned long val, mask = 0x01 << 1; - - /* Clear the "irq"th bit in the mask and set it in the request */ - val = __raw_readl((unsigned long)systemh_irq_mask_register); - val &= ~mask; - __raw_writel(val, (unsigned long)systemh_irq_mask_register); - - val = __raw_readl((unsigned long)systemh_irq_request_register); - val |= mask; - __raw_writel(val, (unsigned long)systemh_irq_request_register); -} - -static void enable_systemh_irq(struct irq_data *data) -{ - unsigned long val, mask = 0x01 << 1; - - /* Set "irq"th bit in the mask register */ - val = __raw_readl((unsigned long)systemh_irq_mask_register); - val |= mask; - __raw_writel(val, (unsigned long)systemh_irq_mask_register); -} - -static struct irq_chip systemh_irq_type = { - .name = "SystemH Register", - .irq_unmask = enable_systemh_irq, - .irq_mask = disable_systemh_irq, -}; - -void make_systemh_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - set_irq_chip_and_handler(irq, &systemh_irq_type, handle_level_irq); - disable_systemh_irq(irq_get_irq_data(irq)); -} |