| /* |
| * 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)); |
| } |
| |
| #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); |
| } |
| |
| 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(); |
| } |
| } |
