/*
 *  SH7201 setup
 *
 *  Copyright (C) 2008  Peter Griffin pgriffin@mpc-data.co.uk
 *
 * 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/serial_sci.h>

enum {
	UNUSED = 0,

	/* interrupt sources */
	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
	PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7,
	ADC_ADI,
	MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D,
	MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F,
	MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U,
	MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U,
	MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V,
	MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V,
	MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W,
	RTC_ARM, RTC_PRD, RTC_CUP,
	WDT,
	IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, IIC30_TEI,
	IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, IIC31_TEI,
	IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, IIC32_TEI,

	DMAC0_DMINT0, DMAC1_DMINT1,
	DMAC2_DMINT2, DMAC3_DMINT3,

	SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
	SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI,
	SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI,
	SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI,
	SCIF4_BRI, SCIF4_ERI, SCIF4_RXI, SCIF4_TXI,
	SCIF5_BRI, SCIF5_ERI, SCIF5_RXI, SCIF5_TXI,
	SCIF6_BRI, SCIF6_ERI, SCIF6_RXI, SCIF6_TXI,
	SCIF7_BRI, SCIF7_ERI, SCIF7_RXI, SCIF7_TXI,

	DMAC0_DMINTA, DMAC4_DMINT4, DMAC5_DMINT5, DMAC6_DMINT6,
	DMAC7_DMINT7,

	RCAN0_ERS, RCAN0_OVR,
	RCAN0_SLE,
	RCAN0_RM0, RCAN0_RM1,

	RCAN1_ERS, RCAN1_OVR,
	RCAN1_SLE,
	RCAN1_RM0, RCAN1_RM1,

	SSI0_SSII, SSI1_SSII,

	TMR0_CMIA0, TMR0_CMIB0, TMR0_OVI0,
	TMR1_CMIA1, TMR1_CMIB1, TMR1_OVI1,

	/* interrupt groups */

	IRQ, PINT, ADC,
	MTU20_ABCD, MTU20_VEF, MTU21_AB, MTU21_VU, MTU22_AB, MTU22_VU,
	MTU23_ABCD, MTU24_ABCD, MTU25_UVW,
	RTC, IIC30, IIC31, IIC32,
	SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, SCIF6, SCIF7,
	RCAN0, RCAN1, TMR0, TMR1

};

static struct intc_vect vectors[] __initdata = {
	INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
	INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
	INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69),
	INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71),
	INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81),
	INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83),
	INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85),
	INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87),

	INTC_IRQ(ADC_ADI, 92),

	INTC_IRQ(MTU2_TGI0A, 108), INTC_IRQ(MTU2_TGI0B, 109),
	INTC_IRQ(MTU2_TGI0C, 110), INTC_IRQ(MTU2_TGI0D, 111),
	INTC_IRQ(MTU2_TCI0V, 112),
	INTC_IRQ(MTU2_TGI0E, 113), INTC_IRQ(MTU2_TGI0F, 114),

	INTC_IRQ(MTU2_TGI1A, 116), INTC_IRQ(MTU2_TGI1B, 117),
	INTC_IRQ(MTU2_TCI1V, 120), INTC_IRQ(MTU2_TCI1U, 121),

	INTC_IRQ(MTU2_TGI2A, 124), INTC_IRQ(MTU2_TGI2B, 125),
	INTC_IRQ(MTU2_TCI2V, 128), INTC_IRQ(MTU2_TCI2U, 129),

	INTC_IRQ(MTU2_TGI3A, 132), INTC_IRQ(MTU2_TGI3B, 133),
	INTC_IRQ(MTU2_TGI3C, 134), INTC_IRQ(MTU2_TGI3D, 135),
	INTC_IRQ(MTU2_TCI3V, 136),

	INTC_IRQ(MTU2_TGI4A, 140), INTC_IRQ(MTU2_TGI4B, 141),
	INTC_IRQ(MTU2_TGI4C, 142), INTC_IRQ(MTU2_TGI4D, 143),
	INTC_IRQ(MTU2_TCI4V, 144),

	INTC_IRQ(MTU2_TGI5U, 148), INTC_IRQ(MTU2_TGI5V, 149),
	INTC_IRQ(MTU2_TGI5W, 150),

	INTC_IRQ(RTC_ARM, 152), INTC_IRQ(RTC_PRD, 153),
	INTC_IRQ(RTC_CUP, 154), INTC_IRQ(WDT, 156),

	INTC_IRQ(IIC30_STPI, 157), INTC_IRQ(IIC30_NAKI, 158),
	INTC_IRQ(IIC30_RXI, 159), INTC_IRQ(IIC30_TXI, 160),
	INTC_IRQ(IIC30_TEI, 161),

	INTC_IRQ(IIC31_STPI, 164), INTC_IRQ(IIC31_NAKI, 165),
	INTC_IRQ(IIC31_RXI, 166), INTC_IRQ(IIC31_TXI, 167),
	INTC_IRQ(IIC31_TEI, 168),

	INTC_IRQ(IIC32_STPI, 170), INTC_IRQ(IIC32_NAKI, 171),
	INTC_IRQ(IIC32_RXI, 172), INTC_IRQ(IIC32_TXI, 173),
	INTC_IRQ(IIC32_TEI, 174),

	INTC_IRQ(DMAC0_DMINT0, 176), INTC_IRQ(DMAC1_DMINT1, 177),
	INTC_IRQ(DMAC2_DMINT2, 178), INTC_IRQ(DMAC3_DMINT3, 179),

	INTC_IRQ(SCIF0_BRI, 180), INTC_IRQ(SCIF0_ERI, 181),
	INTC_IRQ(SCIF0_RXI, 182), INTC_IRQ(SCIF0_TXI, 183),
	INTC_IRQ(SCIF1_BRI, 184), INTC_IRQ(SCIF1_ERI, 185),
	INTC_IRQ(SCIF1_RXI, 186), INTC_IRQ(SCIF1_TXI, 187),
	INTC_IRQ(SCIF2_BRI, 188), INTC_IRQ(SCIF2_ERI, 189),
	INTC_IRQ(SCIF2_RXI, 190), INTC_IRQ(SCIF2_TXI, 191),
	INTC_IRQ(SCIF3_BRI, 192), INTC_IRQ(SCIF3_ERI, 193),
	INTC_IRQ(SCIF3_RXI, 194), INTC_IRQ(SCIF3_TXI, 195),
	INTC_IRQ(SCIF4_BRI, 196), INTC_IRQ(SCIF4_ERI, 197),
	INTC_IRQ(SCIF4_RXI, 198), INTC_IRQ(SCIF4_TXI, 199),
	INTC_IRQ(SCIF5_BRI, 200), INTC_IRQ(SCIF5_ERI, 201),
	INTC_IRQ(SCIF5_RXI, 202), INTC_IRQ(SCIF5_TXI, 203),
	INTC_IRQ(SCIF6_BRI, 204), INTC_IRQ(SCIF6_ERI, 205),
	INTC_IRQ(SCIF6_RXI, 206), INTC_IRQ(SCIF6_TXI, 207),
	INTC_IRQ(SCIF7_BRI, 208), INTC_IRQ(SCIF7_ERI, 209),
	INTC_IRQ(SCIF7_RXI, 210), INTC_IRQ(SCIF7_TXI, 211),

	INTC_IRQ(DMAC0_DMINTA, 212), INTC_IRQ(DMAC4_DMINT4, 216),
	INTC_IRQ(DMAC5_DMINT5, 217), INTC_IRQ(DMAC6_DMINT6, 218),
	INTC_IRQ(DMAC7_DMINT7, 219),

	INTC_IRQ(RCAN0_ERS, 228), INTC_IRQ(RCAN0_OVR, 229),
	INTC_IRQ(RCAN0_SLE, 230),
	INTC_IRQ(RCAN0_RM0, 231), INTC_IRQ(RCAN0_RM1, 232),

	INTC_IRQ(RCAN1_ERS, 234), INTC_IRQ(RCAN1_OVR, 235),
	INTC_IRQ(RCAN1_SLE, 236),
	INTC_IRQ(RCAN1_RM0, 237), INTC_IRQ(RCAN1_RM1, 238),

	INTC_IRQ(SSI0_SSII, 244), INTC_IRQ(SSI1_SSII, 245),

	INTC_IRQ(TMR0_CMIA0, 246), INTC_IRQ(TMR0_CMIB0, 247),
	INTC_IRQ(TMR0_OVI0, 248),

	INTC_IRQ(TMR1_CMIA1, 252), INTC_IRQ(TMR1_CMIB1, 253),
	INTC_IRQ(TMR1_OVI1, 254),

};

static struct intc_group groups[] __initdata = {
	INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3,
		   PINT4, PINT5, PINT6, PINT7),
	INTC_GROUP(MTU20_ABCD, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D),
	INTC_GROUP(MTU20_VEF, MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F),

	INTC_GROUP(MTU21_AB, MTU2_TGI1A, MTU2_TGI1B),
	INTC_GROUP(MTU21_VU, MTU2_TCI1V, MTU2_TCI1U),
	INTC_GROUP(MTU22_AB, MTU2_TGI2A, MTU2_TGI2B),
	INTC_GROUP(MTU22_VU, MTU2_TCI2V, MTU2_TCI2U),
	INTC_GROUP(MTU23_ABCD, MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D),
	INTC_GROUP(MTU24_ABCD, MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D),
	INTC_GROUP(MTU25_UVW, MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W),
	INTC_GROUP(RTC, RTC_ARM, RTC_PRD, RTC_CUP ),

	INTC_GROUP(IIC30, IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI,
		   IIC30_TEI),
	INTC_GROUP(IIC31, IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI,
		   IIC31_TEI),
	INTC_GROUP(IIC32, IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI,
		   IIC32_TEI),

	INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
	INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI),
	INTC_GROUP(SCIF2, SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI),
	INTC_GROUP(SCIF3, SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI),
	INTC_GROUP(SCIF4, SCIF4_BRI, SCIF4_ERI, SCIF4_RXI, SCIF4_TXI),
	INTC_GROUP(SCIF5, SCIF5_BRI, SCIF5_ERI, SCIF5_RXI, SCIF5_TXI),
	INTC_GROUP(SCIF6, SCIF6_BRI, SCIF6_ERI, SCIF6_RXI, SCIF6_TXI),
	INTC_GROUP(SCIF7, SCIF7_BRI, SCIF7_ERI, SCIF7_RXI, SCIF7_TXI),

	INTC_GROUP(RCAN0, RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1,
		   RCAN0_SLE),
	INTC_GROUP(RCAN1, RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1,
		   RCAN1_SLE),

	INTC_GROUP(TMR0, TMR0_CMIA0, TMR0_CMIB0, TMR0_OVI0),
	INTC_GROUP(TMR1, TMR1_CMIA1, TMR1_CMIB1, TMR1_OVI1),
};

static struct intc_prio_reg prio_registers[] __initdata = {
	{ 0xfffe9418, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
	{ 0xfffe941a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
	{ 0xfffe9420, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI, 0 } },
	{ 0xfffe9800, 0, 16, 4, /* IPR06 */ { 0, MTU20_ABCD, MTU20_VEF, MTU21_AB } },
	{ 0xfffe9802, 0, 16, 4, /* IPR07 */ { MTU21_VU, MTU22_AB, MTU22_VU,  MTU23_ABCD } },
	{ 0xfffe9804, 0, 16, 4, /* IPR08 */ { MTU2_TCI3V, MTU24_ABCD, MTU2_TCI4V, MTU25_UVW } },

	{ 0xfffe9806, 0, 16, 4, /* IPR09 */ { RTC, WDT, IIC30, 0 } },
	{ 0xfffe9808, 0, 16, 4, /* IPR10 */ { IIC31, IIC32, DMAC0_DMINT0, DMAC1_DMINT1 } },
	{ 0xfffe980a, 0, 16, 4, /* IPR11 */ { DMAC2_DMINT2, DMAC3_DMINT3, SCIF0 , SCIF1 } },
	{ 0xfffe980c, 0, 16, 4, /* IPR12 */ { SCIF2, SCIF3, SCIF4, SCIF5 } },
	{ 0xfffe980e, 0, 16, 4, /* IPR13 */ { SCIF6, SCIF7, DMAC0_DMINTA, DMAC4_DMINT4  } },
	{ 0xfffe9810, 0, 16, 4, /* IPR14 */ { DMAC5_DMINT5, DMAC6_DMINT6, DMAC7_DMINT7, 0 } },
	{ 0xfffe9812, 0, 16, 4, /* IPR15 */ { 0, RCAN0, RCAN1, 0 } },
	{ 0xfffe9814, 0, 16, 4, /* IPR16 */ { SSI0_SSII, SSI1_SSII, TMR0, TMR1 } },
};

static struct intc_mask_reg mask_registers[] __initdata = {
	{ 0xfffe9408, 0, 16, /* PINTER */
	  { 0, 0, 0, 0, 0, 0, 0, 0,
	    PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } },
};

static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups,
			 mask_registers, prio_registers, NULL);

static struct plat_sci_port sci_platform_data[] = {
	{
		.mapbase	= 0xfffe8000,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 181, 182, 183, 180}
	}, {
		.mapbase	= 0xfffe8800,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 185, 186, 187, 184}
	}, {
		.mapbase	= 0xfffe9000,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 189, 186, 187, 188}
	}, {
		.mapbase	= 0xfffe9800,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 193, 194, 195, 192}
	}, {
		.mapbase	= 0xfffea000,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 196, 198, 199, 196}
	}, {
		.mapbase	= 0xfffea800,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 201, 202, 203, 200}
	}, {
		.mapbase	= 0xfffeb000,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 205, 206, 207, 204}
	}, {
		.mapbase	= 0xfffeb800,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 209, 210, 211, 208}
	}, {
		.flags = 0,
	}
};

static struct platform_device sci_device = {
	.name		= "sh-sci",
	.id		= -1,
	.dev		= {
		.platform_data	= sci_platform_data,
	},
};

static struct resource rtc_resources[] = {
	[0] = {
		.start	= 0xffff0800,
		.end	= 0xffff2000 + 0x58 - 1,
		.flags	= IORESOURCE_IO,
	},
	[1] = {
		/* Period IRQ */
		.start	= 153,
		.flags	= IORESOURCE_IRQ,
	},
	[2] = {
		/* Carry IRQ */
		.start	= 154,
		.flags	= IORESOURCE_IRQ,
	},
	[3] = {
		/* Alarm IRQ */
		.start	= 152,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device rtc_device = {
	.name		= "sh-rtc",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(rtc_resources),
	.resource	= rtc_resources,
};

static struct platform_device *sh7201_devices[] __initdata = {
	&sci_device,
	&rtc_device,
};

static int __init sh7201_devices_setup(void)
{
	return platform_add_devices(sh7201_devices,
				    ARRAY_SIZE(sh7201_devices));
}
__initcall(sh7201_devices_setup);

void __init plat_irq_setup(void)
{
	register_intc_controller(&intc_desc);
}