projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * linux/arch/sh/boards/se/7300/irq.c | |
| 3 | * | |
| 4 | * Copyright (C) 2003 Takashi Kusuda <kusuda-takashi@hitachi-ul.co.jp> | |
| 5 | * | |
| 6 | * SH-Mobile SolutionEngine 7300 Support. | |
| 7 | * | |
| 8 | */ | |
| 9 | ||
| 1da177e4 LT |
10 | #include <linux/init.h> |
| 11 | #include <linux/irq.h> | |
| 12 | #include <asm/irq.h> | |
| 13 | #include <asm/io.h> | |
| 14 | #include <asm/mach/se7300.h> | |
| 15 | ||
| 16 | /* | |
| 17 | * Initialize IRQ setting | |
| 18 | */ | |
| 19 | void __init | |
| 20 | init_7300se_IRQ(void) | |
| 21 | { | |
| 22 | ctrl_outw(0x0028, PA_EPLD_MODESET); /* mode set IRQ0,1 active low. */ | |
| 23 | ctrl_outw(0xa000, INTC_ICR1); /* IRQ mode; IRQ0,1 enable. */ | |
| 24 | ctrl_outw(0x0000, PORT_PFCR); /* use F for IRQ[3:0] and SIU. */ | |
| 25 | ||
| 26 | /* PC_IRQ[0-3] -> IRQ0 (32) */ | |
| 27 | make_ipr_irq(IRQ0_IRQ, IRQ0_IPR_ADDR, IRQ0_IPR_POS, 0x0f - IRQ0_IRQ); | |
| 28 | /* A_IRQ[0-3] -> IRQ1 (33) */ | |
| 29 | make_ipr_irq(IRQ1_IRQ, IRQ1_IPR_ADDR, IRQ1_IPR_POS, 0x0f - IRQ1_IRQ); | |
| 30 | make_ipr_irq(SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY); | |
| 31 | make_ipr_irq(DMTE2_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY); | |
| 32 | make_ipr_irq(DMTE3_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY); | |
| 33 | make_ipr_irq(VIO_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY); | |
| 34 | ||
| 35 | ctrl_outw(0x2000, PA_MRSHPC + 0x0c); /* mrshpc irq enable */ | |
| 36 | } |