diff options
| -rw-r--r-- | arch/sh/Kconfig | 3 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/irq/Makefile | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/irq/intc2.c | 86 | ||||
| -rw-r--r-- | arch/sh/mm/Kconfig | 1 | ||||
| -rw-r--r-- | include/asm-sh/hw_irq.h | 18 |
5 files changed, 0 insertions, 109 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 6553325fa43..617765d5c9a 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -181,9 +181,6 @@ config CPU_HAS_MASKREG_IRQ config CPU_HAS_INTC_IRQ bool -config CPU_HAS_INTC2_IRQ - bool - config CPU_HAS_IPR_IRQ bool diff --git a/arch/sh/kernel/cpu/irq/Makefile b/arch/sh/kernel/cpu/irq/Makefile index 60bfc05cf35..8712ec5fc0b 100644 --- a/arch/sh/kernel/cpu/irq/Makefile +++ b/arch/sh/kernel/cpu/irq/Makefile @@ -6,4 +6,3 @@ obj-y += imask.o obj-$(CONFIG_CPU_HAS_IPR_IRQ) += ipr.o obj-$(CONFIG_CPU_HAS_MASKREG_IRQ) += maskreg.o obj-$(CONFIG_CPU_HAS_INTC_IRQ) += intc.o -obj-$(CONFIG_CPU_HAS_INTC2_IRQ) += intc2.o diff --git a/arch/sh/kernel/cpu/irq/intc2.c b/arch/sh/kernel/cpu/irq/intc2.c deleted file mode 100644 index cc5221390e0..00000000000 --- a/arch/sh/kernel/cpu/irq/intc2.c +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Interrupt handling for INTC2-based IRQ. - * - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * Copyright (C) 2005, 2006 Paul Mundt (lethal@linux-sh.org) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * These are the "new Hitachi style" interrupts, as present on the - * Hitachi 7751, the STM ST40 STB1, SH7760, and SH7780. - */ -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <asm/smp.h> - -static inline struct intc2_desc *get_intc2_desc(unsigned int irq) -{ - struct irq_chip *chip = get_irq_chip(irq); - return (void *)((char *)chip - offsetof(struct intc2_desc, chip)); -} - -static void disable_intc2_irq(unsigned int irq) -{ - struct intc2_data *p = get_irq_chip_data(irq); - struct intc2_desc *d = get_intc2_desc(irq); - - ctrl_outl(1 << p->msk_shift, d->msk_base + p->msk_offset + - (hard_smp_processor_id() * 4)); -} - -static void enable_intc2_irq(unsigned int irq) -{ - struct intc2_data *p = get_irq_chip_data(irq); - struct intc2_desc *d = get_intc2_desc(irq); - - ctrl_outl(1 << p->msk_shift, d->mskclr_base + p->msk_offset + - (hard_smp_processor_id() * 4)); -} - -/* - * Setup an INTC2 style interrupt. - * NOTE: Unlike IPR interrupts, parameters are not shifted by this code, - * allowing the use of the numbers straight out of the datasheet. - * For example: - * PIO1 which is INTPRI00[19,16] and INTMSK00[13] - * would be: ^ ^ ^ ^ - * | | | | - * { 84, 0, 16, 0, 13 }, - * - * in the intc2_data table. - */ -void register_intc2_controller(struct intc2_desc *desc) -{ - int i; - - desc->chip.mask = disable_intc2_irq; - desc->chip.unmask = enable_intc2_irq; - desc->chip.mask_ack = disable_intc2_irq; - - for (i = 0; i < desc->nr_irqs; i++) { - unsigned long ipr, flags; - struct intc2_data *p = desc->intc2_data + i; - - disable_irq_nosync(p->irq); - - if (desc->prio_base) { - /* Set the priority level */ - local_irq_save(flags); - - ipr = ctrl_inl(desc->prio_base + p->ipr_offset); - ipr &= ~(0xf << p->ipr_shift); - ipr |= p->priority << p->ipr_shift; - ctrl_outl(ipr, desc->prio_base + p->ipr_offset); - - local_irq_restore(flags); - } - - set_irq_chip_and_handler_name(p->irq, &desc->chip, - handle_level_irq, "level"); - set_irq_chip_data(p->irq, p); - - disable_intc2_irq(p->irq); - } -} diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index eca68da7c0a..569292ca877 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -31,7 +31,6 @@ config CPU_SH4AL_DSP config CPU_SUBTYPE_ST40 bool select CPU_SH4 - select CPU_HAS_INTC2_IRQ config CPU_SHX2 bool diff --git a/include/asm-sh/hw_irq.h b/include/asm-sh/hw_irq.h index 9f55c2dc1b5..a4086ea313c 100644 --- a/include/asm-sh/hw_irq.h +++ b/include/asm-sh/hw_irq.h @@ -6,24 +6,6 @@ extern atomic_t irq_err_count; -struct intc2_data { - unsigned short irq; - unsigned char ipr_offset, ipr_shift; - unsigned char msk_offset, msk_shift; - unsigned char priority; -}; - -struct intc2_desc { - unsigned long prio_base; - unsigned long msk_base; - unsigned long mskclr_base; - struct intc2_data *intc2_data; - unsigned int nr_irqs; - struct irq_chip chip; -}; - -void register_intc2_controller(struct intc2_desc *); - struct ipr_data { unsigned char irq; unsigned char ipr_idx; /* Index for the IPR registered */ |