diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/setup-sh7734.c')
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7734.c | 800 |
1 files changed, 800 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7734.c b/arch/sh/kernel/cpu/sh4a/setup-sh7734.c new file mode 100644 index 0000000..f799971d --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7734.c @@ -0,0 +1,800 @@ +/* + * 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 = { + .mapbase = 0xFFE40000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x8C0)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif0_device = { + .name = "sh-sci", + .id = 0, + .dev = { + .platform_data = &scif0_platform_data, + }, +}; + +static struct plat_sci_port scif1_platform_data = { + .mapbase = 0xFFE41000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x8E0)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif1_device = { + .name = "sh-sci", + .id = 1, + .dev = { + .platform_data = &scif1_platform_data, + }, +}; + +static struct plat_sci_port scif2_platform_data = { + .mapbase = 0xFFE42000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif2_device = { + .name = "sh-sci", + .id = 2, + .dev = { + .platform_data = &scif2_platform_data, + }, +}; + +static struct plat_sci_port scif3_platform_data = { + .mapbase = 0xFFE43000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x920)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif3_device = { + .name = "sh-sci", + .id = 3, + .dev = { + .platform_data = &scif3_platform_data, + }, +}; + +static struct plat_sci_port scif4_platform_data = { + .mapbase = 0xFFE44000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x940)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif4_device = { + .name = "sh-sci", + .id = 4, + .dev = { + .platform_data = &scif4_platform_data, + }, +}; + +static struct plat_sci_port scif5_platform_data = { + .mapbase = 0xFFE43000, + .flags = UPF_BOOT_AUTOCONF, + .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, + .scbrr_algo_id = SCBRR_ALGO_2, + .type = PORT_SCIF, + .irqs = SCIx_IRQ_MUXED(evt2irq(0x960)), + .regtype = SCIx_SH4_SCIF_REGTYPE, +}; + +static struct platform_device scif5_device = { + .name = "sh-sci", + .id = 5, + .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 = { + .channel_offset = 0x04, + .timer_bit = 0, + .clockevent_rating = 200, +}; + +static struct resource tmu0_resources[] = { + [0] = { + .start = 0xFFD80008, + .end = 0xFFD80014 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x400), + .flags = IORESOURCE_IRQ, + }, +}; + +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 = { + .channel_offset = 0x10, + .timer_bit = 1, + .clocksource_rating = 200, +}; + +static struct resource tmu1_resources[] = { + [0] = { + .start = 0xFFD80014, + .end = 0xFFD80020 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x420), + .flags = IORESOURCE_IRQ, + }, +}; + +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 = { + .channel_offset = 0x1c, + .timer_bit = 2, +}; + +static struct resource tmu2_resources[] = { + [0] = { + .start = 0xFFD80020, + .end = 0xFFD80030 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x440), + .flags = IORESOURCE_IRQ, + }, +}; + +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 sh_timer_config tmu3_platform_data = { + .channel_offset = 0x04, + .timer_bit = 0, +}; + +static struct resource tmu3_resources[] = { + [0] = { + .start = 0xFFD81008, + .end = 0xFFD81014 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x480), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu3_device = { + .name = "sh_tmu", + .id = 3, + .dev = { + .platform_data = &tmu3_platform_data, + }, + .resource = tmu3_resources, + .num_resources = ARRAY_SIZE(tmu3_resources), +}; + +static struct sh_timer_config tmu4_platform_data = { + .channel_offset = 0x10, + .timer_bit = 1, +}; + +static struct resource tmu4_resources[] = { + [0] = { + .start = 0xFFD81014, + .end = 0xFFD81020 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x4A0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu4_device = { + .name = "sh_tmu", + .id = 4, + .dev = { + .platform_data = &tmu4_platform_data, + }, + .resource = tmu4_resources, + .num_resources = ARRAY_SIZE(tmu4_resources), +}; + +static struct sh_timer_config tmu5_platform_data = { + .channel_offset = 0x1c, + .timer_bit = 2, +}; + +static struct resource tmu5_resources[] = { + [0] = { + .start = 0xFFD81020, + .end = 0xFFD81030 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x4C0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu5_device = { + .name = "sh_tmu", + .id = 5, + .dev = { + .platform_data = &tmu5_platform_data, + }, + .resource = tmu5_resources, + .num_resources = ARRAY_SIZE(tmu5_resources), +}; + +static struct sh_timer_config tmu6_platform_data = { + .channel_offset = 0x4, + .timer_bit = 0, +}; + +static struct resource tmu6_resources[] = { + [0] = { + .start = 0xFFD82008, + .end = 0xFFD82014 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x500), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu6_device = { + .name = "sh_tmu", + .id = 6, + .dev = { + .platform_data = &tmu6_platform_data, + }, + .resource = tmu6_resources, + .num_resources = ARRAY_SIZE(tmu6_resources), +}; + +static struct sh_timer_config tmu7_platform_data = { + .channel_offset = 0x10, + .timer_bit = 1, +}; + +static struct resource tmu7_resources[] = { + [0] = { + .start = 0xFFD82014, + .end = 0xFFD82020 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x520), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu7_device = { + .name = "sh_tmu", + .id = 7, + .dev = { + .platform_data = &tmu7_platform_data, + }, + .resource = tmu7_resources, + .num_resources = ARRAY_SIZE(tmu7_resources), +}; + +static struct sh_timer_config tmu8_platform_data = { + .channel_offset = 0x1c, + .timer_bit = 2, +}; + +static struct resource tmu8_resources[] = { + [0] = { + .start = 0xFFD82020, + .end = 0xFFD82030 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x540), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device tmu8_device = { + .name = "sh_tmu", + .id = 8, + .dev = { + .platform_data = &tmu8_platform_data, + }, + .resource = tmu8_resources, + .num_resources = ARRAY_SIZE(tmu8_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, + &tmu3_device, + &tmu4_device, + &tmu5_device, + &tmu6_device, + &tmu7_device, + &tmu8_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, + &tmu3_device, + &tmu4_device, + &tmu5_device, + &tmu6_device, + &tmu7_device, + &tmu8_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(); + } +} |