diff options
Diffstat (limited to 'arch/sh/boards/se/73180/irq.c')
-rw-r--r-- | arch/sh/boards/se/73180/irq.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/arch/sh/boards/se/73180/irq.c b/arch/sh/boards/se/73180/irq.c deleted file mode 100644 index e7200c56bb45..000000000000 --- a/arch/sh/boards/se/73180/irq.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * arch/sh/boards/se/73180/irq.c - * - * Copyright (C) 2003 Takashi Kusuda <kusuda-takashi@hitachi-ul.co.jp> - * Based on arch/sh/boards/se/7300/irq.c - * - * Modified for SH-Mobile SolutionEngine 73180 Support - * by YOSHII Takashi <yoshii-takashi@hitachi-ul.co.jp> - * - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <asm/irq.h> -#include <asm/io.h> -#include <asm/mach/se73180.h> - -static int -irq2intreq(int irq) -{ - if (irq == 10) - return 5; - return 7 - (irq - 32); -} - -static void -disable_intreq_irq(unsigned int irq) -{ - ctrl_outb(1 << (7 - irq2intreq(irq)), INTMSK0); -} - -static void -enable_intreq_irq(unsigned int irq) -{ - ctrl_outb(1 << (7 - irq2intreq(irq)), INTMSKCLR0); -} - -static void -mask_and_ack_intreq_irq(unsigned int irq) -{ - disable_intreq_irq(irq); -} - -static unsigned int -startup_intreq_irq(unsigned int irq) -{ - enable_intreq_irq(irq); - return 0; -} - -static void -shutdown_intreq_irq(unsigned int irq) -{ - disable_intreq_irq(irq); -} - -static void -end_intreq_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_intreq_irq(irq); -} - -static struct hw_interrupt_type intreq_irq_type = { - .typename = "intreq", - .startup = startup_intreq_irq, - .shutdown = shutdown_intreq_irq, - .enable = enable_intreq_irq, - .disable = disable_intreq_irq, - .ack = mask_and_ack_intreq_irq, - .end = end_intreq_irq -}; - -void -make_intreq_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - irq_desc[irq].chip = &intreq_irq_type; - disable_intreq_irq(irq); -} - -int -shmse_irq_demux(int irq) -{ - if (irq == IRQ5_IRQ) - return 10; - return irq; -} - -static struct ipr_data se73180_siof0_ipr_map[] = { - { SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY }, -}; -static struct ipr_data se73180_vpu_ipr_map[] = { - { VPU_IRQ, VPU_IPR_ADDR, VPU_IPR_POS, 8 }, -}; -static struct ipr_data se73180_other_ipr_map[] = { - { DMTE2_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE3_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE4_IRQ, DMA2_IPR_ADDR, DMA2_IPR_POS, DMA2_PRIORITY }, - { IIC0_ALI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_TACKI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_WAITI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_DTEI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY }, - { SIU_IRQ, SIU_IPR_ADDR, SIU_IPR_POS, SIU_PRIORITY }, - - /* VIO interrupt */ - { CEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - { BEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - { VEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - - { LCDC_IRQ, LCDC_IPR_ADDR, LCDC_IPR_POS, LCDC_PRIORITY }, -}; - -/* - * Initialize IRQ setting - */ -void __init -init_73180se_IRQ(void) -{ - make_ipr_irq(se73180_siof0_ipr_map, ARRAY_SIZE(se73180_siof0_ipr_map)); - - ctrl_outw(0x2000, 0xb03fffec); /* mrshpc irq enable */ - ctrl_outw(0x2000, 0xb07fffec); /* mrshpc irq enable */ - ctrl_outl(3 << ((7 - 5) * 4), INTC_INTPRI0); /* irq5 pri=3 */ - ctrl_outw(2 << ((7 - 5) * 2), INTC_ICR1); /* low-level irq */ - make_intreq_irq(10); - - make_ipr_irq(se73180_vpu_ipr_map, ARRAY_SIZE(se73180_vpu_ipr_map)); - - ctrl_outb(0x0f, INTC_IMCR5); /* enable SCIF IRQ */ - - make_ipr_irq(se73180_other_ipr_map, ARRAY_SIZE(se73180_other_ipr_map)); - - ctrl_outw(0x2000, PA_MRSHPC + 0x0c); /* mrshpc irq enable */ -} |