// SPDX-License-Identifier: GPL-2.0
/*
* SH7763 Setup
*
* Copyright (C) 2006 Paul Mundt
* Copyright (C) 2007 Yoshihiro Shimoda
* Copyright (C) 2008, 2009 Nobuhiro Iwamatsu
*/
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/serial.h>
#include <linux/sh_timer.h>
#include <linux/sh_intc.h>
#include <linux/io.h>
#include <linux/serial_sci.h>
#include <linux/usb/ohci_pdriver.h>
#include <asm /platform_early.h>
static struct plat_sci_port scif0_platform_data = {
.scscr = SCSCR_REIE,
.type = PORT_SCIF,
.regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
};
static struct resource scif0_resources[] = {
DEFINE_RES_MEM(0 xffe00000, 0 x100),
DEFINE_RES_IRQ(evt2irq(0 x700)),
};
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_FIFODATA_REGTYPE,
};
static struct resource scif1_resources[] = {
DEFINE_RES_MEM(0 xffe08000, 0 x100),
DEFINE_RES_IRQ(evt2irq(0 xb80)),
};
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_FIFODATA_REGTYPE,
};
static struct resource scif2_resources[] = {
DEFINE_RES_MEM(0 xffe10000, 0 x100),
DEFINE_RES_IRQ(evt2irq(0 xf00)),
};
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 resource rtc_resources[] = {
[0 ] = {
.start = 0 xffe80000,
.end = 0 xffe80000 + 0 x58 - 1 ,
.flags = IORESOURCE_IO,
},
[1 ] = {
/* Shared Period/Carry/Alarm IRQ */
.start = evt2irq(0 x480),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device rtc_device = {
.name = "sh-rtc" ,
.id = -1 ,
.num_resources = ARRAY_SIZE(rtc_resources),
.resource = rtc_resources,
};
static struct resource usb_ohci_resources[] = {
[0 ] = {
.start = 0 xffec8000,
.end = 0 xffec80ff,
.flags = IORESOURCE_MEM,
},
[1 ] = {
.start = evt2irq(0 xc60),
.end = evt2irq(0 xc60),
.flags = IORESOURCE_IRQ,
},
};
static u64 usb_ohci_dma_mask = 0 xffffffffUL;
static struct usb_ohci_pdata usb_ohci_pdata;
static struct platform_device usb_ohci_device = {
.name = "ohci-platform" ,
.id = -1 ,
.dev = {
.dma_mask = &usb_ohci_dma_mask,
.coherent_dma_mask = 0 xffffffff,
.platform_data = &usb_ohci_pdata,
},
.num_resources = ARRAY_SIZE(usb_ohci_resources),
.resource = usb_ohci_resources,
};
static struct resource usbf_resources[] = {
[0 ] = {
.start = 0 xffec0000,
.end = 0 xffec00ff,
.flags = IORESOURCE_MEM,
},
[1 ] = {
.start = evt2irq(0 xc80),
.end = evt2irq(0 xc80),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device usbf_device = {
.name = "sh_udc" ,
.id = -1 ,
.dev = {
.dma_mask = NULL,
.coherent_dma_mask = 0 xffffffff,
},
.num_resources = ARRAY_SIZE(usbf_resources),
.resource = usbf_resources,
};
static struct sh_timer_config tmu0_platform_data = {
.channels_mask = 7 ,
};
static struct resource tmu0_resources[] = {
DEFINE_RES_MEM(0 xffd80000, 0 x30),
DEFINE_RES_IRQ(evt2irq(0 x580)),
DEFINE_RES_IRQ(evt2irq(0 x5a0)),
DEFINE_RES_IRQ(evt2irq(0 x5c0)),
};
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(0 xffd88000, 0 x2c),
DEFINE_RES_IRQ(evt2irq(0 xe00)),
DEFINE_RES_IRQ(evt2irq(0 xe20)),
DEFINE_RES_IRQ(evt2irq(0 xe40)),
};
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 platform_device *sh7763_devices[] __initdata = {
&scif0_device,
&scif1_device,
&scif2_device,
&tmu0_device,
&tmu1_device,
&rtc_device,
&usb_ohci_device,
&usbf_device,
};
static int __init sh7763_devices_setup(void )
{
return platform_add_devices(sh7763_devices,
ARRAY_SIZE(sh7763_devices));
}
arch_initcall(sh7763_devices_setup);
static struct platform_device *sh7763_early_devices[] __initdata = {
&scif0_device,
&scif1_device,
&scif2_device,
&tmu0_device,
&tmu1_device,
};
void __init plat_early_device_setup(void )
{
sh_early_platform_add_devices(sh7763_early_devices,
ARRAY_SIZE(sh7763_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, LCDC, DMAC, SCIF0, IIC0, IIC1, CMT, GETHER, HAC,
PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
STIF0, STIF1, SCIF1, SIOF0, SIOF1, SIOF2,
USBH, USBF, TPU, PCC, MMCIF, SIM,
TMU3, TMU4, TMU5, ADC, SSI0, SSI1, SSI2, SSI3,
SCIF2, GPIO,
/* interrupt groups */
TMU012, TMU345,
};
static struct intc_vect vectors[] __initdata = {
INTC_VECT(RTC, 0 x480), INTC_VECT(RTC, 0 x4a0),
INTC_VECT(RTC, 0 x4c0),
INTC_VECT(WDT, 0 x560), INTC_VECT(TMU0, 0 x580),
INTC_VECT(TMU1, 0 x5a0), INTC_VECT(TMU2, 0 x5c0),
INTC_VECT(TMU2_TICPI, 0 x5e0), INTC_VECT(HUDI, 0 x600),
INTC_VECT(LCDC, 0 x620),
INTC_VECT(DMAC, 0 x640), INTC_VECT(DMAC, 0 x660),
INTC_VECT(DMAC, 0 x680), INTC_VECT(DMAC, 0 x6a0),
INTC_VECT(DMAC, 0 x6c0),
INTC_VECT(SCIF0, 0 x700), INTC_VECT(SCIF0, 0 x720),
INTC_VECT(SCIF0, 0 x740), INTC_VECT(SCIF0, 0 x760),
INTC_VECT(DMAC, 0 x780), INTC_VECT(DMAC, 0 x7a0),
INTC_VECT(IIC0, 0 x8A0), INTC_VECT(IIC1, 0 x8C0),
INTC_VECT(CMT, 0 x900), INTC_VECT(GETHER, 0 x920),
INTC_VECT(GETHER, 0 x940), INTC_VECT(GETHER, 0 x960),
INTC_VECT(HAC, 0 x980),
INTC_VECT(PCISERR, 0 xa00), INTC_VECT(PCIINTA, 0 xa20),
INTC_VECT(PCIINTB, 0 xa40), INTC_VECT(PCIINTC, 0 xa60),
INTC_VECT(PCIINTD, 0 xa80), INTC_VECT(PCIC5, 0 xaa0),
INTC_VECT(PCIC5, 0 xac0), INTC_VECT(PCIC5, 0 xae0),
INTC_VECT(PCIC5, 0 xb00), INTC_VECT(PCIC5, 0 xb20),
INTC_VECT(STIF0, 0 xb40), INTC_VECT(STIF1, 0 xb60),
INTC_VECT(SCIF1, 0 xb80), INTC_VECT(SCIF1, 0 xba0),
INTC_VECT(SCIF1, 0 xbc0), INTC_VECT(SCIF1, 0 xbe0),
INTC_VECT(SIOF0, 0 xc00), INTC_VECT(SIOF1, 0 xc20),
INTC_VECT(USBH, 0 xc60), INTC_VECT(USBF, 0 xc80),
INTC_VECT(USBF, 0 xca0),
INTC_VECT(TPU, 0 xcc0), INTC_VECT(PCC, 0 xce0),
INTC_VECT(MMCIF, 0 xd00), INTC_VECT(MMCIF, 0 xd20),
INTC_VECT(MMCIF, 0 xd40), INTC_VECT(MMCIF, 0 xd60),
INTC_VECT(SIM, 0 xd80), INTC_VECT(SIM, 0 xda0),
INTC_VECT(SIM, 0 xdc0), INTC_VECT(SIM, 0 xde0),
INTC_VECT(TMU3, 0 xe00), INTC_VECT(TMU4, 0 xe20),
INTC_VECT(TMU5, 0 xe40), INTC_VECT(ADC, 0 xe60),
INTC_VECT(SSI0, 0 xe80), INTC_VECT(SSI1, 0 xea0),
INTC_VECT(SSI2, 0 xec0), INTC_VECT(SSI3, 0 xee0),
INTC_VECT(SCIF2, 0 xf00), INTC_VECT(SCIF2, 0 xf20),
INTC_VECT(SCIF2, 0 xf40), INTC_VECT(SCIF2, 0 xf60),
INTC_VECT(GPIO, 0 xf80), INTC_VECT(GPIO, 0 xfa0),
INTC_VECT(GPIO, 0 xfc0), INTC_VECT(GPIO, 0 xfe0),
};
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 = {
{ 0 xffd40038, 0 xffd4003c, 32 , /* INT2MSKR / INT2MSKCR */
{ 0 , 0 , 0 , 0 , 0 , 0 , GPIO, 0 ,
SSI0, MMCIF, 0 , SIOF0, PCIC5, PCIINTD, PCIINTC, PCIINTB,
PCIINTA, PCISERR, HAC, CMT, 0 , 0 , 0 , DMAC,
HUDI, 0 , WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } },
{ 0 xffd400d0, 0 xffd400d4, 32 , /* INT2MSKR1 / INT2MSKCR1 */
{ 0 , 0 , 0 , 0 , 0 , 0 , SCIF2, USBF,
0 , 0 , STIF1, STIF0, 0 , 0 , USBH, GETHER,
PCC, 0 , 0 , ADC, TPU, SIM, SIOF2, SIOF1,
LCDC, 0 , IIC1, IIC0, SSI3, SSI2, SSI1, 0 } },
};
static struct intc_prio_reg prio_registers[] __initdata = {
{ 0 xffd40000, 0 , 32 , 8 , /* INT2PRI0 */ { TMU0, TMU1,
TMU2, TMU2_TICPI } },
{ 0 xffd40004, 0 , 32 , 8 , /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } },
{ 0 xffd40008, 0 , 32 , 8 , /* INT2PRI2 */ { SCIF0, SCIF1, WDT } },
{ 0 xffd4000c, 0 , 32 , 8 , /* INT2PRI3 */ { HUDI, DMAC, ADC } },
{ 0 xffd40010, 0 , 32 , 8 , /* INT2PRI4 */ { CMT, HAC,
PCISERR, PCIINTA } },
{ 0 xffd40014, 0 , 32 , 8 , /* INT2PRI5 */ { PCIINTB, PCIINTC,
PCIINTD, PCIC5 } },
{ 0 xffd40018, 0 , 32 , 8 , /* INT2PRI6 */ { SIOF0, USBF, MMCIF, SSI0 } },
{ 0 xffd4001c, 0 , 32 , 8 , /* INT2PRI7 */ { SCIF2, GPIO } },
{ 0 xffd400a0, 0 , 32 , 8 , /* INT2PRI8 */ { SSI3, SSI2, SSI1, 0 } },
{ 0 xffd400a4, 0 , 32 , 8 , /* INT2PRI9 */ { LCDC, 0, IIC1, IIC0 } },
{ 0 xffd400a8, 0 , 32 , 8 , /* INT2PRI10 */ { TPU, SIM, SIOF2, SIOF1 } },
{ 0 xffd400ac, 0 , 32 , 8 , /* INT2PRI11 */ { PCC } },
{ 0 xffd400b0, 0 , 32 , 8 , /* INT2PRI12 */ { 0, 0, USBH, GETHER } },
{ 0 xffd400b4, 0 , 32 , 8 , /* INT2PRI13 */ { 0, 0, STIF1, STIF0 } },
};
static DECLARE_INTC_DESC(intc_desc, "sh7763" , 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, 0 x240), INTC_VECT(IRQ1, 0 x280),
INTC_VECT(IRQ2, 0 x2c0), INTC_VECT(IRQ3, 0 x300),
INTC_VECT(IRQ4, 0 x340), INTC_VECT(IRQ5, 0 x380),
INTC_VECT(IRQ6, 0 x3c0), INTC_VECT(IRQ7, 0 x200),
};
static struct intc_mask_reg irq_mask_registers[] __initdata = {
{ 0 xffd00044, 0 xffd00064, 32 , /* INTMSK0 / INTMSKCLR0 */
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
};
static struct intc_prio_reg irq_prio_registers[] __initdata = {
{ 0 xffd00010, 0 , 32 , 4 , /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
IRQ4, IRQ5, IRQ6, IRQ7 } },
};
static struct intc_sense_reg irq_sense_registers[] __initdata = {
{ 0 xffd0001c, 32 , 2 , /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
IRQ4, IRQ5, IRQ6, IRQ7 } },
};
static struct intc_mask_reg irq_ack_registers[] __initdata = {
{ 0 xffd00024, 0 , 32 , /* INTREQ */
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
};
static DECLARE_INTC_DESC_ACK(intc_irq_desc, "sh7763-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, 0 x200), INTC_VECT(IRL_LLLH, 0 x220),
INTC_VECT(IRL_LLHL, 0 x240), INTC_VECT(IRL_LLHH, 0 x260),
INTC_VECT(IRL_LHLL, 0 x280), INTC_VECT(IRL_LHLH, 0 x2a0),
INTC_VECT(IRL_LHHL, 0 x2c0), INTC_VECT(IRL_LHHH, 0 x2e0),
INTC_VECT(IRL_HLLL, 0 x300), INTC_VECT(IRL_HLLH, 0 x320),
INTC_VECT(IRL_HLHL, 0 x340), INTC_VECT(IRL_HLHH, 0 x360),
INTC_VECT(IRL_HHLL, 0 x380), INTC_VECT(IRL_HHLH, 0 x3a0),
INTC_VECT(IRL_HHHL, 0 x3c0),
};
static struct intc_mask_reg irl3210_mask_registers[] __initdata = {
{ 0 xffd40080, 0 xffd40084, 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 = {
{ 0 xffd40080, 0 xffd40084, 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, "sh7763-irl7654" , irl_vectors,
NULL, irl7654_mask_registers, NULL, NULL);
static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7763-irl3210" , irl_vectors,
NULL, irl3210_mask_registers, NULL, NULL);
#define INTC_ICR0 0 xffd00000
#define INTC_INTMSK0 0 xffd00044
#define INTC_INTMSK1 0 xffd00048
#define INTC_INTMSK2 0 xffd40080
#define INTC_INTMSKCLR1 0 xffd00068
#define INTC_INTMSKCLR2 0 xffd40084
void __init plat_irq_setup(void )
{
/* disable IRQ7-0 */
__raw_writel(0 xff000000, INTC_INTMSK0);
/* disable IRL3-0 + IRL7-4 */
__raw_writel(0 xc0000000, INTC_INTMSK1);
__raw_writel(0 xfffefffe, INTC_INTMSK2);
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) | 0 x00c00000, INTC_ICR0);
register_intc_controller(&intc_irq_desc);
break ;
case IRQ_MODE_IRL7654:
/* enable IRL7-4 but don't provide any masking */
__raw_writel(0 x40000000, INTC_INTMSKCLR1);
__raw_writel(0 x0000fffe, INTC_INTMSKCLR2);
break ;
case IRQ_MODE_IRL3210:
/* enable IRL0-3 but don't provide any masking */
__raw_writel(0 x80000000, INTC_INTMSKCLR1);
__raw_writel(0 xfffe0000, INTC_INTMSKCLR2);
break ;
case IRQ_MODE_IRL7654_MASK:
/* enable IRL7-4 and mask using cpu intc controller */
__raw_writel(0 x40000000, 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(0 x80000000, INTC_INTMSKCLR1);
register_intc_controller(&intc_irl3210_desc);
break ;
default :
BUG();
}
}
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