/* * SH7780 Setup * * Copyright (C) 2006 Paul Mundt * * 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 #include #include #include #include #include #include #include static struct plat_sci_port scif0_platform_data = { .mapbase = 0xffe00000, .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 40, 40, 40, 40 }, }; 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 = 0xffe10000, .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 76, 76, 76, 76 }, }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, .dev = { .platform_data = &scif1_platform_data, }, }; 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 = 0xffd80013, .flags = IORESOURCE_MEM, }, [1] = { .start = 28, .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 = 0xffd8001f, .flags = IORESOURCE_MEM, }, [1] = { .start = 29, .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 = 0xffd8002f, .flags = IORESOURCE_MEM, }, [1] = { .start = 30, .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 = 0xffdc0008, .end = 0xffdc0013, .flags = IORESOURCE_MEM, }, [1] = { .start = 96, .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 = 0xffdc0014, .end = 0xffdc001f, .flags = IORESOURCE_MEM, }, [1] = { .start = 97, .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 = 0xffdc0020, .end = 0xffdc002b, .flags = IORESOURCE_MEM, }, [1] = { .start = 98, .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 resource rtc_resources[] = { [0] = { .start = 0xffe80000, .end = 0xffe80000 + 0x58 - 1, .flags = IORESOURCE_IO, }, [1] = { /* Shared Period/Carry/Alarm IRQ */ .start = 20, .flags = IORESOURCE_IRQ, }, }; static struct platform_device rtc_device = { .name = "sh-rtc", .id = -1, .num_resources = ARRAY_SIZE(rtc_resources), .resource = rtc_resources, }; /* DMA */ static const struct sh_dmae_channel sh7780_dmae0_channels[] = { { .offset = 0, .dmars = 0, .dmars_bit = 0, }, { .offset = 0x10, .dmars = 0, .dmars_bit = 8, }, { .offset = 0x20, .dmars = 4, .dmars_bit = 0, }, { .offset = 0x30, .dmars = 4, .dmars_bit = 8, }, { .offset = 0x50, .dmars = 8, .dmars_bit = 0, }, { .offset = 0x60, .dmars = 8, .dmars_bit = 8, } }; static const struct sh_dmae_channel sh7780_dmae1_channels[] = { { .offset = 0, }, { .offset = 0x10, }, { .offset = 0x20, }, { .offset = 0x30, }, { .offset = 0x50, }, { .offset = 0x60, } }; static const unsigned int ts_shift[] = TS_SHIFT; static struct sh_dmae_pdata dma0_platform_data = { .channel = sh7780_dmae0_channels, .channel_num = ARRAY_SIZE(sh7780_dmae0_channels), .ts_low_shift = CHCR_TS_LOW_SHIFT, .ts_low_mask = CHCR_TS_LOW_MASK, .ts_high_shift = CHCR_TS_HIGH_SHIFT, .ts_high_mask = CHCR_TS_HIGH_MASK, .ts_shift = ts_shift, .ts_shift_num = ARRAY_SIZE(ts_shift), .dmaor_init = DMAOR_INIT, }; static struct sh_dmae_pdata dma1_platform_data = { .channel = sh7780_dmae1_channels, .channel_num = ARRAY_SIZE(sh7780_dmae1_channels), .ts_low_shift = CHCR_TS_LOW_SHIFT, .ts_low_mask = CHCR_TS_LOW_MASK, .ts_high_shift = CHCR_TS_HIGH_SHIFT, .ts_high_mask = CHCR_TS_HIGH_MASK, .ts_shift = ts_shift, .ts_shift_num = ARRAY_SIZE(ts_shift), .dmaor_init = DMAOR_INIT, }; static struct resource sh7780_dmae0_resources[] = { [0] = { /* Channel registers and DMAOR */ .start = 0xfc808020, .end = 0xfc80808f, .flags = IORESOURCE_MEM, }, [1] = { /* DMARSx */ .start = 0xfc809000, .end = 0xfc80900b, .flags = IORESOURCE_MEM, }, { /* Real DMA error IRQ is 38, and channel IRQs are 34-37, 44-45 */ .start = 34, .end = 34, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, }, }; static struct resource sh7780_dmae1_resources[] = { [0] = { /* Channel registers and DMAOR */ .start = 0xfc818020, .end = 0xfc81808f, .flags = IORESOURCE_MEM, }, /* DMAC1 has no DMARS */ { /* Real DMA error IRQ is 38, and channel IRQs are 46-47, 92-95 */ .start = 46, .end = 46, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE, }, }; static struct platform_device dma0_device = { .name = "sh-dma-engine", .id = 0, .resource = sh7780_dmae0_resources, .num_resources = ARRAY_SIZE(sh7780_dmae0_resources), .dev = { .platform_data = &dma0_platform_data, }, }; static struct platform_device dma1_device = { .name = "sh-dma-engine", .id = 1, .resource = sh7780_dmae1_resources, .num_resources = ARRAY_SIZE(sh7780_dmae1_resources), .dev = { .platform_data = &dma1_platform_data, }, }; static struct platform_device *sh7780_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, &tmu1_device, &tmu2_device, &tmu3_device, &tmu4_device, &tmu5_device, &rtc_device, &dma0_device, &dma1_device, }; static int __init sh7780_devices_setup(void) { return platform_add_devices(sh7780_devices, ARRAY_SIZE(sh7780_devices)); } arch_initcall(sh7780_devices_setup); static struct platform_device *sh7780_early_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, &tmu1_device, &tmu2_device, &tmu3_device, &tmu4_device, &tmu5_device, }; void __init plat_early_device_setup(void) { early_platform_add_devices(sh7780_early_devices, ARRAY_SIZE(sh7780_early_devices)); } enum { UNUSED = 0, /* interrupt sources */ IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, IRL_HHLL, IRL_HHLH, IRL_HHHL, IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, RTC, WDT, TMU0, TMU1, TMU2, TMU2_TICPI, HUDI, DMAC0, SCIF0, DMAC1, CMT, HAC, PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5, SCIF1, SIOF, HSPI, MMCIF, TMU3, TMU4, TMU5, SSI, FLCTL, GPIO, /* interrupt groups */ TMU012, TMU345, }; static struct intc_vect vectors[] __initdata = { INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0), INTC_VECT(RTC, 0x4c0), INTC_VECT(WDT, 0x560), INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0), INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0), INTC_VECT(HUDI, 0x600), INTC_VECT(DMAC0, 0x640), INTC_VECT(DMAC0, 0x660), INTC_VECT(DMAC0, 0x680), INTC_VECT(DMAC0, 0x6a0), INTC_VECT(DMAC0, 0x6c0), INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720), INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760), INTC_VECT(DMAC0, 0x780), INTC_VECT(DMAC0, 0x7a0), INTC_VECT(DMAC1, 0x7c0), INTC_VECT(DMAC1, 0x7e0), INTC_VECT(CMT, 0x900), INTC_VECT(HAC, 0x980), INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20), INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60), INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0), INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0), INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20), INTC_VECT(SCIF1, 0xb80), INTC_VECT(SCIF1, 0xba0), INTC_VECT(SCIF1, 0xbc0), INTC_VECT(SCIF1, 0xbe0), INTC_VECT(SIOF, 0xc00), INTC_VECT(HSPI, 0xc80), INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20), INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60), INTC_VECT(DMAC1, 0xd80), INTC_VECT(DMAC1, 0xda0), INTC_VECT(DMAC1, 0xdc0), INTC_VECT(DMAC1, 0xde0), INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20), INTC_VECT(TMU5, 0xe40), INTC_VECT(SSI, 0xe80), INTC_VECT(FLCTL, 0xf00), INTC_VECT(FLCTL, 0xf20), INTC_VECT(FLCTL, 0xf40), INTC_VECT(FLCTL, 0xf60), INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0), INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0), }; static struct intc_group groups[] __initdata = { INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI), INTC_GROUP(TMU345, TMU3, TMU4, TMU5), }; static struct intc_mask_reg mask_registers[] __initdata = { { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ { 0, 0, 0, 0, 0, 0, GPIO, FLCTL, SSI, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB, PCIINTA, PCISERR, HAC, CMT, 0, 0, DMAC1, DMAC0, HUDI, 0, WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } }, }; static struct intc_prio_reg prio_registers[] __initdata = { { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, TMU2, TMU2_TICPI } }, { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } }, { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } }, { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { HUDI, DMAC0, DMAC1 } }, { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { CMT, HAC, PCISERR, PCIINTA, } }, { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC, PCIINTD, PCIC5 } }, { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { SIOF, HSPI, MMCIF, SSI } }, { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { FLCTL, GPIO } }, }; static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, mask_registers, prio_registers, NULL); /* Support for external interrupt pins in IRQ mode */ static struct intc_vect irq_vectors[] __initdata = { INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380), INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200), }; static struct intc_mask_reg irq_mask_registers[] __initdata = { { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; static struct intc_prio_reg irq_prio_registers[] __initdata = { { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; static struct intc_sense_reg irq_sense_registers[] __initdata = { { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; static struct intc_mask_reg irq_ack_registers[] __initdata = { { 0xffd00024, 0, 32, /* INTREQ */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; static DECLARE_INTC_DESC_ACK(intc_irq_desc, "sh7780-irq", irq_vectors, NULL, irq_mask_registers, irq_prio_registers, irq_sense_registers, irq_ack_registers); /* External interrupt pins in IRL mode */ static struct intc_vect irl_vectors[] __initdata = { INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220), INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260), INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0), INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0), INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320), INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360), INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0), INTC_VECT(IRL_HHHL, 0x3c0), }; static struct intc_mask_reg irl3210_mask_registers[] __initdata = { { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, }; static struct intc_mask_reg irl7654_mask_registers[] __initdata = { { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, }; static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors, NULL, irl7654_mask_registers, NULL, NULL); static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors, NULL, irl3210_mask_registers, NULL, NULL); #define INTC_ICR0 0xffd00000 #define INTC_INTMSK0 0xffd00044 #define INTC_INTMSK1 0xffd00048 #define INTC_INTMSK2 0xffd40080 #define INTC_INTMSKCLR1 0xffd00068 #define INTC_INTMSKCLR2 0xffd40084 void __init plat_irq_setup(void) { /* disable IRQ7-0 */ __raw_writel(0xff000000, INTC_INTMSK0); /* disable IRL3-0 + IRL7-4 */ __raw_writel(0xc0000000, INTC_INTMSK1); __raw_writel(0xfffefffe, INTC_INTMSK2); /* select IRL mode for IRL3-0 + IRL7-4 */ __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0); /* disable holding function, ie enable "SH-4 Mode" */ __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_IRQ: /* select IRQ mode for IRL3-0 + IRL7-4 */ __raw_writel(__raw_readl(INTC_ICR0) | 0x00c00000, INTC_ICR0); register_intc_controller(&intc_irq_desc); break; case IRQ_MODE_IRL7654: /* enable IRL7-4 but don't provide any masking */ __raw_writel(0x40000000, INTC_INTMSKCLR1); __raw_writel(0x0000fffe, INTC_INTMSKCLR2); break; case IRQ_MODE_IRL3210: /* enable IRL0-3 but don't provide any masking */ __raw_writel(0x80000000, INTC_INTMSKCLR1); __raw_writel(0xfffe0000, INTC_INTMSKCLR2); break; case IRQ_MODE_IRL7654_MASK: /* enable IRL7-4 and mask using cpu intc controller */ __raw_writel(0x40000000, INTC_INTMSKCLR1); register_intc_controller(&intc_irl7654_desc); break; case IRQ_MODE_IRL3210_MASK: /* enable IRL0-3 and mask using cpu intc controller */ __raw_writel(0x80000000, INTC_INTMSKCLR1); register_intc_controller(&intc_irl3210_desc); break; default: BUG(); } }