| /* |
| * linux/arch/sh/boards/se/7300/irq.c |
| * |
| * Copyright (C) 2003 Takashi Kusuda <kusuda-takashi@hitachi-ul.co.jp> |
| * |
| * SH-Mobile SolutionEngine 7300 Support. |
| * |
| */ |
| |
| #include <linux/config.h> |
| #include <linux/init.h> |
| #include <linux/irq.h> |
| #include <asm/irq.h> |
| #include <asm/io.h> |
| #include <asm/mach/se7300.h> |
| |
| /* |
| * Initialize IRQ setting |
| */ |
| void __init |
| init_7300se_IRQ(void) |
| { |
| ctrl_outw(0x0028, PA_EPLD_MODESET); /* mode set IRQ0,1 active low. */ |
| ctrl_outw(0xa000, INTC_ICR1); /* IRQ mode; IRQ0,1 enable. */ |
| ctrl_outw(0x0000, PORT_PFCR); /* use F for IRQ[3:0] and SIU. */ |
| |
| /* PC_IRQ[0-3] -> IRQ0 (32) */ |
| make_ipr_irq(IRQ0_IRQ, IRQ0_IPR_ADDR, IRQ0_IPR_POS, 0x0f - IRQ0_IRQ); |
| /* A_IRQ[0-3] -> IRQ1 (33) */ |
| make_ipr_irq(IRQ1_IRQ, IRQ1_IPR_ADDR, IRQ1_IPR_POS, 0x0f - IRQ1_IRQ); |
| make_ipr_irq(SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY); |
| make_ipr_irq(DMTE2_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY); |
| make_ipr_irq(DMTE3_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY); |
| make_ipr_irq(VIO_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY); |
| |
| ctrl_outw(0x2000, PA_MRSHPC + 0x0c); /* mrshpc irq enable */ |
| } |
