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Release 4.14 arch/sh/kernel/cpu/sh4a/setup-sh7734.c

/*
 * arch/sh/kernel/cpu/sh4a/setup-sh7734.c

 * SH7734 Setup
 *
 * Copyright (C) 2011,2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
 * Copyright (C) 2011,2012 Renesas Solutions Corp.
 *
 * 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/mm.h>
#include <linux/dma-mapping.h>
#include <linux/serial_sci.h>
#include <linux/sh_timer.h>
#include <linux/io.h>
#include <asm/clock.h>
#include <asm/irq.h>
#include <cpu/sh7734.h>

/* SCIF */

static struct plat_sci_port scif0_platform_data = {
	.scscr          = SCSCR_REIE,
	.type           = PORT_SCIF,
	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif0_resources[] = {
	DEFINE_RES_MEM(0xffe40000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x8c0)),
};


static struct platform_device scif0_device = {
	.name		= "sh-sci",
	.id		= 0,
	.resource	= scif0_resources,
	.num_resources	= ARRAY_SIZE(scif0_resources),
	.dev		= {
		.platform_data	= &scif0_platform_data,
        },
};


static struct plat_sci_port scif1_platform_data = {
	.scscr          = SCSCR_REIE,
	.type           = PORT_SCIF,
	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif1_resources[] = {
	DEFINE_RES_MEM(0xffe41000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x8e0)),
};


static struct platform_device scif1_device = {
	.name		= "sh-sci",
	.id		= 1,
	.resource	= scif1_resources,
	.num_resources	= ARRAY_SIZE(scif1_resources),
	.dev		= {
		.platform_data = &scif1_platform_data,
        },
};


static struct plat_sci_port scif2_platform_data = {
	.scscr          = SCSCR_REIE,
	.type           = PORT_SCIF,
	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif2_resources[] = {
	DEFINE_RES_MEM(0xffe42000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x900)),
};


static struct platform_device scif2_device = {
	.name		= "sh-sci",
	.id		= 2,
	.resource	= scif2_resources,
	.num_resources	= ARRAY_SIZE(scif2_resources),
	.dev		= {
		.platform_data = &scif2_platform_data,
        },
};


static struct plat_sci_port scif3_platform_data = {
	.scscr          = SCSCR_REIE | SCSCR_TOIE,
	.type           = PORT_SCIF,
	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif3_resources[] = {
	DEFINE_RES_MEM(0xffe43000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x920)),
};


static struct platform_device scif3_device = {
	.name		= "sh-sci",
	.id		= 3,
	.resource	= scif3_resources,
	.num_resources	= ARRAY_SIZE(scif3_resources),
	.dev		= {
		.platform_data	= &scif3_platform_data,
        },
};


static struct plat_sci_port scif4_platform_data = {
	.scscr          = SCSCR_REIE,
	.type           = PORT_SCIF,
	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif4_resources[] = {
	DEFINE_RES_MEM(0xffe44000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x940)),
};


static struct platform_device scif4_device = {
	.name		= "sh-sci",
	.id		= 4,
	.resource	= scif4_resources,
	.num_resources	= ARRAY_SIZE(scif4_resources),
	.dev		= {
		.platform_data	= &scif4_platform_data,
        },
};


static struct plat_sci_port scif5_platform_data = {
	.scscr          = SCSCR_REIE,
	.type           = PORT_SCIF,
	.regtype	= SCIx_SH4_SCIF_BRG_REGTYPE,
};


static struct resource scif5_resources[] = {
	DEFINE_RES_MEM(0xffe43000, 0x100),
	DEFINE_RES_IRQ(evt2irq(0x960)),
};


static struct platform_device scif5_device = {
	.name		= "sh-sci",
	.id		= 5,
	.resource	= scif5_resources,
	.num_resources	= ARRAY_SIZE(scif5_resources),
	.dev		= {
		.platform_data	= &scif5_platform_data,
        },
};

/* RTC */

static struct resource rtc_resources[] = {
	[0] = {
		.name	= "rtc",
		.start	= 0xFFFC5000,
		.end	= 0xFFFC5000 + 0x26 - 1,
		.flags	= IORESOURCE_IO,
        },
	[1] = {
		.start	= evt2irq(0xC00),
		.flags	= IORESOURCE_IRQ,
        },
};


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

/* I2C 0 */

static struct resource i2c0_resources[] = {
	[0] = {
		.name	= "IIC0",
		.start  = 0xFFC70000,
		.end    = 0xFFC7000A - 1,
		.flags  = IORESOURCE_MEM,
        },
	[1] = {
		.start  = evt2irq(0x860),
		.flags  = IORESOURCE_IRQ,
        },
};


static struct platform_device i2c0_device = {
	.name           = "i2c-sh7734",
	.id             = 0,
	.num_resources  = ARRAY_SIZE(i2c0_resources),
	.resource       = i2c0_resources,
};

/* TMU */

static struct sh_timer_config tmu0_platform_data = {
	.channels_mask = 7,
};


static struct resource tmu0_resources[] = {
	DEFINE_RES_MEM(0xffd80000, 0x30),
	DEFINE_RES_IRQ(evt2irq(0x400)),
	DEFINE_RES_IRQ(evt2irq(0x420)),
	DEFINE_RES_IRQ(evt2irq(0x440)),
};


static struct platform_device tmu0_device = {
	.name		= "sh-tmu",
	.id		= 0,
	.dev = {
		.platform_data	= &tmu0_platform_data,
        },
	.resource	= tmu0_resources,
	.num_resources	= ARRAY_SIZE(tmu0_resources),
};


static struct sh_timer_config tmu1_platform_data = {
	.channels_mask = 7,
};


static struct resource tmu1_resources[] = {
	DEFINE_RES_MEM(0xffd81000, 0x30),
	DEFINE_RES_IRQ(evt2irq(0x480)),
	DEFINE_RES_IRQ(evt2irq(0x4a0)),
	DEFINE_RES_IRQ(evt2irq(0x4c0)),
};


static struct platform_device tmu1_device = {
	.name		= "sh-tmu",
	.id		= 1,
	.dev = {
		.platform_data	= &tmu1_platform_data,
        },
	.resource	= tmu1_resources,
	.num_resources	= ARRAY_SIZE(tmu1_resources),
};


static struct sh_timer_config tmu2_platform_data = {
	.channels_mask = 7,
};


static struct resource tmu2_resources[] = {
	DEFINE_RES_MEM(0xffd82000, 0x30),
	DEFINE_RES_IRQ(evt2irq(0x500)),
	DEFINE_RES_IRQ(evt2irq(0x520)),
	DEFINE_RES_IRQ(evt2irq(0x540)),
};


static struct platform_device tmu2_device = {
	.name		= "sh-tmu",
	.id		= 2,
	.dev = {
		.platform_data	= &tmu2_platform_data,
        },
	.resource	= tmu2_resources,
	.num_resources	= ARRAY_SIZE(tmu2_resources),
};


static struct platform_device *sh7734_devices[] __initdata = {
	&scif0_device,
	&scif1_device,
	&scif2_device,
	&scif3_device,
	&scif4_device,
	&scif5_device,
	&tmu0_device,
	&tmu1_device,
	&tmu2_device,
	&rtc_device,
};


static struct platform_device *sh7734_early_devices[] __initdata = {
	&scif0_device,
	&scif1_device,
	&scif2_device,
	&scif3_device,
	&scif4_device,
	&scif5_device,
	&tmu0_device,
	&tmu1_device,
	&tmu2_device,
};


void __init plat_early_device_setup(void) { early_platform_add_devices(sh7734_early_devices, ARRAY_SIZE(sh7734_early_devices)); }

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Nobuhiro Iwamatsu18100.00%1100.00%
Total18100.00%1100.00%

#define GROUP 0 enum { UNUSED = 0, /* interrupt sources */ IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, IRQ0, IRQ1, IRQ2, IRQ3, DU, TMU00, TMU10, TMU20, TMU21, TMU30, TMU40, TMU50, TMU51, TMU60, TMU70, TMU80, RESET_WDT, USB, HUDI, SHDMAC, SSI0, SSI1, SSI2, SSI3, VIN0, RGPVG, _2DG, MMC, HSPI, LBSCATA, I2C0, RCAN0, MIMLB, SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, LBSCDMAC0, LBSCDMAC1, LBSCDMAC2, RCAN1, SDHI0, SDHI1, IEBUS, HPBDMAC0_3, HPBDMAC4_10, HPBDMAC11_18, HPBDMAC19_22, HPBDMAC23_25_27_28, RTC, VIN1, LCDC, SRC0, SRC1, GETHER, SDHI2, GPIO0_3, GPIO4_5, STIF0, STIF1, ADMAC, HIF, FLCTL, ADC, MTU2, RSPI, QSPI, HSCIF, VEU3F_VE3, /* Group */ /* Mask */ STIF_M, GPIO_M, HPBDMAC_M, LBSCDMAC_M, RCAN_M, SRC_M, SCIF_M, LCDC_M, _2DG_M, VIN_M, TMU_3_M, TMU_0_M, /* Priority */ RCAN_P, LBSCDMAC_P, /* Common */ SDHI, SSI, SPI, }; static struct intc_vect vectors[] __initdata = { INTC_VECT(DU, 0x3E0), INTC_VECT(TMU00, 0x400), INTC_VECT(TMU10, 0x420), INTC_VECT(TMU20, 0x440), INTC_VECT(TMU30, 0x480), INTC_VECT(TMU40, 0x4A0), INTC_VECT(TMU50, 0x4C0), INTC_VECT(TMU51, 0x4E0), INTC_VECT(TMU60, 0x500), INTC_VECT(TMU70, 0x520), INTC_VECT(TMU80, 0x540), INTC_VECT(RESET_WDT, 0x560), INTC_VECT(USB, 0x580), INTC_VECT(HUDI, 0x600), INTC_VECT(SHDMAC, 0x620), INTC_VECT(SSI0, 0x6C0), INTC_VECT(SSI1, 0x6E0), INTC_VECT(SSI2, 0x700), INTC_VECT(SSI3, 0x720), INTC_VECT(VIN0, 0x740), INTC_VECT(RGPVG, 0x760), INTC_VECT(_2DG, 0x780), INTC_VECT(MMC, 0x7A0), INTC_VECT(HSPI, 0x7E0), INTC_VECT(LBSCATA, 0x840), INTC_VECT(I2C0, 0x860), INTC_VECT(RCAN0, 0x880), INTC_VECT(SCIF0, 0x8A0), INTC_VECT(SCIF1, 0x8C0), INTC_VECT(SCIF2, 0x900), INTC_VECT(SCIF3, 0x920), INTC_VECT(SCIF4, 0x940), INTC_VECT(SCIF5, 0x960), INTC_VECT(LBSCDMAC0, 0x9E0), INTC_VECT(LBSCDMAC1, 0xA00), INTC_VECT(LBSCDMAC2, 0xA20), INTC_VECT(RCAN1, 0xA60), INTC_VECT(SDHI0, 0xAE0), INTC_VECT(SDHI1, 0xB00), INTC_VECT(IEBUS, 0xB20), INTC_VECT(HPBDMAC0_3, 0xB60), INTC_VECT(HPBDMAC4_10, 0xB80), INTC_VECT(HPBDMAC11_18, 0xBA0), INTC_VECT(HPBDMAC19_22, 0xBC0), INTC_VECT(HPBDMAC23_25_27_28, 0xBE0), INTC_VECT(RTC, 0xC00), INTC_VECT(VIN1, 0xC20), INTC_VECT(LCDC, 0xC40), INTC_VECT(SRC0, 0xC60), INTC_VECT(SRC1, 0xC80), INTC_VECT(GETHER, 0xCA0), INTC_VECT(SDHI2, 0xCC0), INTC_VECT(GPIO0_3, 0xCE0), INTC_VECT(GPIO4_5, 0xD00), INTC_VECT(STIF0, 0xD20), INTC_VECT(STIF1, 0xD40), INTC_VECT(ADMAC, 0xDA0), INTC_VECT(HIF, 0xDC0), INTC_VECT(FLCTL, 0xDE0), INTC_VECT(ADC, 0xE00), INTC_VECT(MTU2, 0xE20), INTC_VECT(RSPI, 0xE40), INTC_VECT(QSPI, 0xE60), INTC_VECT(HSCIF, 0xFC0), INTC_VECT(VEU3F_VE3, 0xF40), }; static struct intc_group groups[] __initdata = { /* Common */ INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2), INTC_GROUP(SPI, HSPI, RSPI, QSPI), INTC_GROUP(SSI, SSI0, SSI1, SSI2, SSI3), /* Mask group */ INTC_GROUP(STIF_M, STIF0, STIF1), /* 22 */ INTC_GROUP(GPIO_M, GPIO0_3, GPIO4_5), /* 21 */ INTC_GROUP(HPBDMAC_M, HPBDMAC0_3, HPBDMAC4_10, HPBDMAC11_18, HPBDMAC19_22, HPBDMAC23_25_27_28), /* 19 */ INTC_GROUP(LBSCDMAC_M, LBSCDMAC0, LBSCDMAC1, LBSCDMAC2), /* 18 */ INTC_GROUP(RCAN_M, RCAN0, RCAN1, IEBUS), /* 17 */ INTC_GROUP(SRC_M, SRC0, SRC1), /* 16 */ INTC_GROUP(SCIF_M, SCIF0, SCIF1, SCIF2, SCIF3, SCIF4, SCIF5, HSCIF), /* 14 */ INTC_GROUP(LCDC_M, LCDC, MIMLB), /* 13 */ INTC_GROUP(_2DG_M, _2DG, RGPVG), /* 12 */ INTC_GROUP(VIN_M, VIN0, VIN1), /* 10 */ INTC_GROUP(TMU_3_M, TMU30, TMU40, TMU50, TMU51, TMU60, TMU60, TMU70, TMU80), /* 2 */ INTC_GROUP(TMU_0_M, TMU00, TMU10, TMU20, TMU21), /* 1 */ /* Priority group*/ INTC_GROUP(RCAN_P, RCAN0, RCAN1), /* INT2PRI5 */ INTC_GROUP(LBSCDMAC_P, LBSCDMAC0, LBSCDMAC1), /* INT2PRI5 */ }; static struct intc_mask_reg mask_registers[] __initdata = { { 0xFF804040, 0xFF804044, 32, /* INT2MSKRG / INT2MSKCR */ { 0, VEU3F_VE3, SDHI, /* SDHI 0-2 */ ADMAC, FLCTL, RESET_WDT, HIF, ADC, MTU2, STIF_M, /* STIF 0,1 */ GPIO_M, /* GPIO 0-5*/ GETHER, HPBDMAC_M, /* HPBDMAC 0_3 - 23_25_27_28 */ LBSCDMAC_M, /* LBSCDMAC 0 - 2 */ RCAN_M, /* RCAN, IEBUS */ SRC_M, /* SRC 0,1 */ LBSCATA, SCIF_M, /* SCIF 0-5, HSCIF */ LCDC_M, /* LCDC, MIMLB */ _2DG_M, /* 2DG, RGPVG */ SPI, /* HSPI, RSPI, QSPI */ VIN_M, /* VIN0, 1 */ SSI, /* SSI 0-3 */ USB, SHDMAC, HUDI, MMC, RTC, I2C0, /* I2C */ /* I2C 0, 1*/ TMU_3_M, /* TMU30 - TMU80 */ TMU_0_M, /* TMU00 - TMU21 */ DU } }, }; static struct intc_prio_reg prio_registers[] __initdata = { { 0xFF804000, 0, 32, 8, /* INT2PRI0 */ { DU, TMU00, TMU10, TMU20 } }, { 0xFF804004, 0, 32, 8, /* INT2PRI1 */ { TMU30, TMU60, RTC, SDHI } }, { 0xFF804008, 0, 32, 8, /* INT2PRI2 */ { HUDI, SHDMAC, USB, SSI } }, { 0xFF80400C, 0, 32, 8, /* INT2PRI3 */ { VIN0, SPI, _2DG, LBSCATA } }, { 0xFF804010, 0, 32, 8, /* INT2PRI4 */ { SCIF0, SCIF3, HSCIF, LCDC } }, { 0xFF804014, 0, 32, 8, /* INT2PRI5 */ { RCAN_P, LBSCDMAC_P, LBSCDMAC2, MMC } }, { 0xFF804018, 0, 32, 8, /* INT2PRI6 */ { HPBDMAC0_3, HPBDMAC4_10, HPBDMAC11_18, HPBDMAC19_22 } }, { 0xFF80401C, 0, 32, 8, /* INT2PRI7 */ { HPBDMAC23_25_27_28, I2C0, SRC0, SRC1 } }, { 0xFF804020, 0, 32, 8, /* INT2PRI8 */ { 0 /* ADIF */, VIN1, RESET_WDT, HIF } }, { 0xFF804024, 0, 32, 8, /* INT2PRI9 */ { ADMAC, FLCTL, GPIO0_3, GPIO4_5 } }, { 0xFF804028, 0, 32, 8, /* INT2PRI10 */ { STIF0, STIF1, VEU3F_VE3, GETHER } }, { 0xFF80402C, 0, 32, 8, /* INT2PRI11 */ { MTU2, RGPVG, MIMLB, IEBUS } }, }; static DECLARE_INTC_DESC(intc_desc, "sh7734", vectors, groups, mask_registers, prio_registers, NULL); /* Support for external interrupt pins in IRQ mode */ static struct intc_vect irq3210_vectors[] __initdata = { INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), INTC_VECT(IRQ2, 0x2C0), INTC_VECT(IRQ3, 0x300), }; static struct intc_sense_reg irq3210_sense_registers[] __initdata = { { 0xFF80201C, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, } }, }; static struct intc_mask_reg irq3210_ack_registers[] __initdata = { { 0xFF802024, 0, 32, /* INTREQ */ { IRQ0, IRQ1, IRQ2, IRQ3, } }, }; static struct intc_mask_reg irq3210_mask_registers[] __initdata = { { 0xFF802044, 0xFF802064, 32, /* INTMSK0 / INTMSKCLR0 */ { IRQ0, IRQ1, IRQ2, IRQ3, } }, }; static struct intc_prio_reg irq3210_prio_registers[] __initdata = { { 0xFF802010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, } }, }; static DECLARE_INTC_DESC_ACK(intc_desc_irq3210, "sh7734-irq3210", irq3210_vectors, NULL, irq3210_mask_registers, irq3210_prio_registers, irq3210_sense_registers, irq3210_ack_registers); /* External interrupt pins in IRL mode */ static struct intc_vect vectors_irl3210[] __initdata = { INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220), INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260), INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0), INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0), INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320), INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360), INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0), INTC_VECT(IRL0_HHHL, 0x3c0), }; static DECLARE_INTC_DESC(intc_desc_irl3210, "sh7734-irl3210", vectors_irl3210, NULL, mask_registers, NULL, NULL); #define INTC_ICR0 0xFF802000 #define INTC_INTMSK0 0xFF802044 #define INTC_INTMSK1 0xFF802048 #define INTC_INTMSKCLR0 0xFF802064 #define INTC_INTMSKCLR1 0xFF802068
void __init plat_irq_setup(void) { /* disable IRQ3-0 */ __raw_writel(0xF0000000, INTC_INTMSK0); /* disable IRL3-0 */ __raw_writel(0x80000000, INTC_INTMSK1); /* select IRL mode for IRL3-0 */ __raw_writel(__raw_readl(INTC_ICR0) & ~0x00800000, INTC_ICR0); /* disable holding function, ie enable "SH-4 Mode (LVLMODE)" */ __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0); register_intc_controller(&intc_desc); }

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Nobuhiro Iwamatsu57100.00%1100.00%
Total57100.00%1100.00%


void __init plat_irq_setup_pins(int mode) { switch (mode) { case IRQ_MODE_IRQ3210: /* select IRQ mode for IRL3-0 */ __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0); register_intc_controller(&intc_desc_irq3210); break; case IRQ_MODE_IRL3210: /* enable IRL0-3 but don't provide any masking */ __raw_writel(0x80000000, INTC_INTMSKCLR1); __raw_writel(0xf0000000, INTC_INTMSKCLR0); break; case IRQ_MODE_IRL3210_MASK: /* enable IRL0-3 and mask using cpu intc controller */ __raw_writel(0x80000000, INTC_INTMSKCLR0); register_intc_controller(&intc_desc_irl3210); break; default: BUG(); } }

Contributors

PersonTokensPropCommitsCommitProp
Nobuhiro Iwamatsu79100.00%1100.00%
Total79100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Nobuhiro Iwamatsu255889.69%125.00%
Laurent Pinchart28810.10%250.00%
Geert Uytterhoeven60.21%125.00%
Total2852100.00%4100.00%
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