2 * Renesas Technology SH7710 VoIP Gateway
4 * Copyright (C) 2006 Ranjit Deshpande
5 * Kenati Technologies Inc.
7 * May be copied or modified under the terms of the GNU General Public
8 * License. See linux/COPYING for more information.
10 #include <linux/init.h>
11 #include <asm/machvec.h>
16 static struct ipr_data sh7710voipgw_ipr_map[] = {
17 { TIMER2_IRQ, TIMER2_IPR_ADDR, TIMER2_IPR_POS, TIMER2_PRIORITY },
18 { WDT_IRQ, WDT_IPR_ADDR, WDT_IPR_POS, WDT_PRIORITY },
21 { SCIF0_ERI_IRQ, SCIF0_IPR_ADDR, SCIF0_IPR_POS, SCIF0_PRIORITY },
22 { SCIF0_RXI_IRQ, SCIF0_IPR_ADDR, SCIF0_IPR_POS, SCIF0_PRIORITY },
23 { SCIF0_BRI_IRQ, SCIF0_IPR_ADDR, SCIF0_IPR_POS, SCIF0_PRIORITY },
24 { SCIF0_TXI_IRQ, SCIF0_IPR_ADDR, SCIF0_IPR_POS, SCIF0_PRIORITY },
27 { DMTE0_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
28 { DMTE1_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
29 { DMTE2_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
30 { DMTE3_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
33 { DMTE4_IRQ, DMA2_IPR_ADDR, DMA2_IPR_POS, DMA2_PRIORITY },
34 { DMTE4_IRQ, DMA2_IPR_ADDR, DMA2_IPR_POS, DMA2_PRIORITY },
37 { IPSEC_IRQ, IPSEC_IPR_ADDR, IPSEC_IPR_POS, IPSEC_PRIORITY },
40 { EDMAC0_IRQ, EDMAC0_IPR_ADDR, EDMAC0_IPR_POS, EDMAC0_PRIORITY },
41 { EDMAC1_IRQ, EDMAC1_IPR_ADDR, EDMAC1_IPR_POS, EDMAC1_PRIORITY },
42 { EDMAC2_IRQ, EDMAC2_IPR_ADDR, EDMAC2_IPR_POS, EDMAC2_PRIORITY },
45 { SIOF0_ERI_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY },
46 { SIOF0_TXI_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY },
47 { SIOF0_RXI_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY },
48 { SIOF0_CCI_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY },
51 { SIOF1_ERI_IRQ, SIOF1_IPR_ADDR, SIOF1_IPR_POS, SIOF1_PRIORITY },
52 { SIOF1_TXI_IRQ, SIOF1_IPR_ADDR, SIOF1_IPR_POS, SIOF1_PRIORITY },
53 { SIOF1_RXI_IRQ, SIOF1_IPR_ADDR, SIOF1_IPR_POS, SIOF1_PRIORITY },
54 { SIOF1_CCI_IRQ, SIOF1_IPR_ADDR, SIOF1_IPR_POS, SIOF1_PRIORITY },
57 { IRQ1_IRQ, IRQ1_IPR_ADDR, IRQ1_IPR_POS, IRQ1_PRIORITY },
58 { IRQ2_IRQ, IRQ2_IPR_ADDR, IRQ2_IPR_POS, IRQ2_PRIORITY },
62 * Initialize IRQ setting
64 static void __init sh7710voipgw_init_irq(void)
66 /* Disable all interrupts in IPR registers */
67 ctrl_outw(0x0, INTC_IPRA);
68 ctrl_outw(0x0, INTC_IPRB);
69 ctrl_outw(0x0, INTC_IPRC);
70 ctrl_outw(0x0, INTC_IPRD);
71 ctrl_outw(0x0, INTC_IPRE);
72 ctrl_outw(0x0, INTC_IPRF);
73 ctrl_outw(0x0, INTC_IPRG);
74 ctrl_outw(0x0, INTC_IPRH);
75 ctrl_outw(0x0, INTC_IPRI);
77 /* Ack all interrupt sources in the IRR0 register */
78 ctrl_outb(0x3f, INTC_IRR0);
80 /* Use IRQ0 - IRQ3 as active low interrupt lines i.e. disable
83 ctrl_outw(0x2aa, INTC_ICR1);
85 make_ipr_irq(sh7710voipgw_ipr_map, ARRAY_SIZE(sh7710voipgw_ipr_map));
91 static struct sh_machine_vector mv_sh7710voipgw __initmv = {
92 .mv_name = "SH7710 VoIP Gateway",
94 .mv_init_irq = sh7710voipgw_init_irq,