140 lines
3.6 KiB
C
140 lines
3.6 KiB
C
/*
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* SH3 Setup code for SH7710, SH7712
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*
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* Copyright (C) 2006 - 2009 Paul Mundt
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* Copyright (C) 2007 Nobuhiro Iwamatsu
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/platform_device.h>
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#include <linux/init.h>
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#include <linux/irq.h>
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#include <linux/serial.h>
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#include <linux/serial_sci.h>
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#include <asm/rtc.h>
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enum {
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UNUSED = 0,
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/* interrupt sources */
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IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
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DMAC1, SCIF0, SCIF1, DMAC2, IPSEC,
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EDMAC0, EDMAC1, EDMAC2,
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SIOF0, SIOF1,
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TMU0, TMU1, TMU2,
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RTC, WDT, REF,
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};
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static struct intc_vect vectors[] __initdata = {
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/* IRQ0->5 are handled in setup-sh3.c */
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INTC_VECT(DMAC1, 0x800), INTC_VECT(DMAC1, 0x820),
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INTC_VECT(DMAC1, 0x840), INTC_VECT(DMAC1, 0x860),
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INTC_VECT(SCIF0, 0x880), INTC_VECT(SCIF0, 0x8a0),
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INTC_VECT(SCIF0, 0x8c0), INTC_VECT(SCIF0, 0x8e0),
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INTC_VECT(SCIF1, 0x900), INTC_VECT(SCIF1, 0x920),
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INTC_VECT(SCIF1, 0x940), INTC_VECT(SCIF1, 0x960),
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INTC_VECT(DMAC2, 0xb80), INTC_VECT(DMAC2, 0xba0),
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#ifdef CONFIG_CPU_SUBTYPE_SH7710
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INTC_VECT(IPSEC, 0xbe0),
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#endif
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INTC_VECT(EDMAC0, 0xc00), INTC_VECT(EDMAC1, 0xc20),
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INTC_VECT(EDMAC2, 0xc40),
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INTC_VECT(SIOF0, 0xe00), INTC_VECT(SIOF0, 0xe20),
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INTC_VECT(SIOF0, 0xe40), INTC_VECT(SIOF0, 0xe60),
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INTC_VECT(SIOF1, 0xe80), INTC_VECT(SIOF1, 0xea0),
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INTC_VECT(SIOF1, 0xec0), INTC_VECT(SIOF1, 0xee0),
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INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
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INTC_VECT(TMU2, 0x440),
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INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),
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INTC_VECT(RTC, 0x4c0),
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INTC_VECT(WDT, 0x560),
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INTC_VECT(REF, 0x580),
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};
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static struct intc_prio_reg prio_registers[] __initdata = {
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{ 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
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{ 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } },
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{ 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
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{ 0xa4000018, 0, 16, 4, /* IPRD */ { 0, 0, IRQ5, IRQ4 } },
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{ 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC1, SCIF0, SCIF1 } },
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{ 0xa4080000, 0, 16, 4, /* IPRF */ { IPSEC, DMAC2 } },
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{ 0xa4080002, 0, 16, 4, /* IPRG */ { EDMAC0, EDMAC1, EDMAC2 } },
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{ 0xa4080004, 0, 16, 4, /* IPRH */ { 0, 0, 0, SIOF0 } },
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{ 0xa4080006, 0, 16, 4, /* IPRI */ { 0, 0, SIOF1 } },
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};
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static DECLARE_INTC_DESC(intc_desc, "sh7710", vectors, NULL,
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NULL, prio_registers, NULL);
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static struct resource rtc_resources[] = {
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[0] = {
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.start = 0xa413fec0,
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.end = 0xa413fec0 + 0x1e,
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.flags = IORESOURCE_IO,
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},
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[1] = {
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.start = 20,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_rtc_platform_info rtc_info = {
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.capabilities = RTC_CAP_4_DIGIT_YEAR,
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};
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static struct platform_device rtc_device = {
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.name = "sh-rtc",
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.id = -1,
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.num_resources = ARRAY_SIZE(rtc_resources),
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.resource = rtc_resources,
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.dev = {
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.platform_data = &rtc_info,
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},
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};
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static struct plat_sci_port sci_platform_data[] = {
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{
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.mapbase = 0xa4400000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 52, 52, 52, 52 },
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}, {
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.mapbase = 0xa4410000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 56, 56, 56, 56 },
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}, {
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.flags = 0,
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}
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};
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static struct platform_device sci_device = {
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.name = "sh-sci",
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.id = -1,
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.dev = {
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.platform_data = sci_platform_data,
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},
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};
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static struct platform_device *sh7710_devices[] __initdata = {
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&sci_device,
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&rtc_device,
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};
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static int __init sh7710_devices_setup(void)
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{
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return platform_add_devices(sh7710_devices,
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ARRAY_SIZE(sh7710_devices));
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}
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__initcall(sh7710_devices_setup);
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void __init plat_irq_setup(void)
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{
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register_intc_controller(&intc_desc);
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plat_irq_setup_sh3();
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}
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