mirror of https://gitee.com/openkylin/linux.git
625 lines
16 KiB
C
625 lines
16 KiB
C
/*
|
|
* 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 <linux/platform_device.h>
|
|
#include <linux/init.h>
|
|
#include <linux/serial.h>
|
|
#include <linux/io.h>
|
|
#include <linux/serial_sci.h>
|
|
#include <linux/sh_dma.h>
|
|
#include <linux/sh_timer.h>
|
|
#include <cpu/dma-register.h>
|
|
|
|
static struct plat_sci_port scif0_platform_data = {
|
|
.mapbase = 0xffe00000,
|
|
.flags = UPF_BOOT_AUTOCONF,
|
|
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
|
|
.scbrr_algo_id = SCBRR_ALGO_1,
|
|
.type = PORT_SCIF,
|
|
.irqs = { 40, 40, 40, 40 },
|
|
.regtype = SCIx_SH4_SCIF_FIFODATA_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 = 0xffe10000,
|
|
.flags = UPF_BOOT_AUTOCONF,
|
|
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
|
|
.scbrr_algo_id = SCBRR_ALGO_1,
|
|
.type = PORT_SCIF,
|
|
.irqs = { 76, 76, 76, 76 },
|
|
.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
|
|
};
|
|
|
|
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)
|
|
{
|
|
if (mach_is_sh2007()) {
|
|
scif0_platform_data.scscr &= ~SCSCR_CKE1;
|
|
scif0_platform_data.scbrr_algo_id = SCBRR_ALGO_2;
|
|
scif1_platform_data.scscr &= ~SCSCR_CKE1;
|
|
scif1_platform_data.scbrr_algo_id = SCBRR_ALGO_2;
|
|
}
|
|
|
|
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();
|
|
}
|
|
}
|