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/*
* SH7720 Setup
*
* Copyright (C) 2007 Markus Brunner, Mark Jonas
*
* Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c:
*
* Copyright (C) 2006 Paul Mundt
* Copyright (C) 2006 Jamie Lenehan
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/serial.h>
#include <linux/io.h>
#include <asm/sci.h>
#include <asm/rtc.h>
#define INTC_ICR1 0xA4140010UL
#define INTC_ICR_IRLM 0x4000
#define INTC_ICR_IRQ (~INTC_ICR_IRLM)
static struct resource rtc_resources[] = {
[0] = {
.start = 0xa413fec0,
.end = 0xa413fec0 + 0x28 - 1,
.flags = IORESOURCE_IO,
},
[1] = {
/* Period IRQ */
.start = 21,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* Carry IRQ */
.start = 22,
.flags = IORESOURCE_IRQ,
},
[3] = {
/* Alarm IRQ */
.start = 20,
.flags = IORESOURCE_IRQ,
},
};
static struct sh_rtc_platform_info rtc_info = {
.capabilities = RTC_CAP_4_DIGIT_YEAR,
};
static struct platform_device rtc_device = {
.name = "sh-rtc",
.id = -1,
.num_resources = ARRAY_SIZE(rtc_resources),
.resource = rtc_resources,
.dev = {
.platform_data = &rtc_info,
},
};
static struct plat_sci_port sci_platform_data[] = {
{
.mapbase = 0xa4430000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 80, 80, 80, 80 },
}, {
.mapbase = 0xa4438000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 81, 81, 81, 81 },
}, {
.flags = 0,
}
};
static struct platform_device sci_device = {
.name = "sh-sci",
.id = -1,
.dev = {
.platform_data = sci_platform_data,
},
};
static struct platform_device *sh7720_devices[] __initdata = {
&rtc_device,
&sci_device,
};
static int __init sh7720_devices_setup(void)
{
return platform_add_devices(sh7720_devices,
ARRAY_SIZE(sh7720_devices));
}
__initcall(sh7720_devices_setup);
enum {
UNUSED = 0,
/* interrupt sources */
TMU0, TMU1, TMU2, RTC_ATI, RTC_PRI, RTC_CUI,
WDT, REF_RCMI, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND,
IRQ0, IRQ1, IRQ2, IRQ3,
USBF_SPD, TMU_SUNI, IRQ5, IRQ4,
DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3, LCDC, SSL,
ADC, DMAC2_DEI4, DMAC2_DEI5, USBFI0, USBFI1, CMT,
SCIF0, SCIF1,
PINT07, PINT815, TPU0, TPU1, TPU2, TPU3, IIC,
SIOF0, SIOF1, MMCI0, MMCI1, MMCI2, MMCI3, PCC,
USBHI, AFEIF,
H_UDI,
/* interrupt groups */
TMU, RTC, SIM, DMAC1, USBFI, DMAC2, USB, TPU, MMC,
};
static struct intc_vect vectors[] __initdata = {
INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
INTC_VECT(TMU2, 0x440), INTC_VECT(RTC_ATI, 0x480),
INTC_VECT(RTC_PRI, 0x4a0), INTC_VECT(RTC_CUI, 0x4c0),
INTC_VECT(SIM_ERI, 0x4e0), INTC_VECT(SIM_RXI, 0x500),
INTC_VECT(SIM_TXI, 0x520), INTC_VECT(SIM_TEND, 0x540),
INTC_VECT(WDT, 0x560), INTC_VECT(REF_RCMI, 0x580),
/* H_UDI cannot be masked */ INTC_VECT(TMU_SUNI, 0x6c0),
INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1_DEI0, 0x800),
INTC_VECT(DMAC1_DEI1, 0x820), INTC_VECT(DMAC1_DEI2, 0x840),
INTC_VECT(DMAC1_DEI3, 0x860), INTC_VECT(LCDC, 0x900),
#if defined(CONFIG_CPU_SUBTYPE_SH7720)
INTC_VECT(SSL, 0x980),
#endif
INTC_VECT(USBFI0, 0xa20), INTC_VECT(USBFI1, 0xa40),
INTC_VECT(USBHI, 0xa60),
INTC_VECT(DMAC2_DEI4, 0xb80), INTC_VECT(DMAC2_DEI5, 0xba0),
INTC_VECT(ADC, 0xbe0), INTC_VECT(SCIF0, 0xc00),
INTC_VECT(SCIF1, 0xc20), INTC_VECT(PINT07, 0xc80),
INTC_VECT(PINT815, 0xca0), INTC_VECT(SIOF0, 0xd00),
INTC_VECT(SIOF1, 0xd20), INTC_VECT(TPU0, 0xd80),
INTC_VECT(TPU1, 0xda0), INTC_VECT(TPU2, 0xdc0),
INTC_VECT(TPU3, 0xde0), INTC_VECT(IIC, 0xe00),
INTC_VECT(MMCI0, 0xe80), INTC_VECT(MMCI1, 0xea0),
INTC_VECT(MMCI2, 0xec0), INTC_VECT(MMCI3, 0xee0),
INTC_VECT(CMT, 0xf00), INTC_VECT(PCC, 0xf60),
INTC_VECT(AFEIF, 0xfe0),
};
static struct intc_group groups[] __initdata = {
INTC_GROUP(TMU, TMU0, TMU1, TMU2),
INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND),
INTC_GROUP(DMAC1, DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3),
INTC_GROUP(USBFI, USBFI0, USBFI1),
INTC_GROUP(DMAC2, DMAC2_DEI4, DMAC2_DEI5),
INTC_GROUP(TPU, TPU0, TPU1, TPU2, TPU3),
INTC_GROUP(MMC, MMCI0, MMCI1, MMCI2, MMCI3),
};
static struct intc_prio_reg prio_registers[] __initdata = {
{ 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
{ 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } },
{ 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
{ 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } },
#if defined(CONFIG_CPU_SUBTYPE_SH7720)
{ 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } },
#else
{ 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, 0 } },
#endif
{ 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } },
{ 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } },
{ 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } },
{ 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } },
{ 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } },
};
static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, groups,
NULL, prio_registers, NULL);
static struct intc_sense_reg sense_registers[] __initdata = {
{ INTC_ICR1, 16, 2, { 0, 0, IRQ5, IRQ4, IRQ3, IRQ2, IRQ1, IRQ0 } },
};
static struct intc_vect vectors_irq[] __initdata = {
INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
};
static DECLARE_INTC_DESC(intc_irq_desc, "sh7720-irq", vectors_irq,
NULL, NULL, prio_registers, sense_registers);
void __init plat_irq_setup_pins(int mode)
{
switch (mode) {
case IRQ_MODE_IRQ:
ctrl_outw(ctrl_inw(INTC_ICR1) & INTC_ICR_IRQ, INTC_ICR1);
register_intc_controller(&intc_irq_desc);
break;
default:
BUG();
}
}
void __init plat_irq_setup(void)
{
register_intc_controller(&intc_desc);
}
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