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189 lines
4.7 KiB
189 lines
4.7 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* SH3 Setup code for SH7710, SH7712 |
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* |
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* Copyright (C) 2006 - 2009 Paul Mundt |
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* Copyright (C) 2007 Nobuhiro Iwamatsu |
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*/ |
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#include <linux/platform_device.h> |
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#include <linux/init.h> |
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#include <linux/irq.h> |
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#include <linux/serial.h> |
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#include <linux/serial_sci.h> |
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#include <linux/sh_timer.h> |
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#include <linux/sh_intc.h> |
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#include <asm/rtc.h> |
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#include <asm/platform_early.h> |
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enum { |
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UNUSED = 0, |
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/* interrupt sources */ |
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IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, |
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DMAC1, SCIF0, SCIF1, DMAC2, IPSEC, |
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EDMAC0, EDMAC1, EDMAC2, |
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SIOF0, SIOF1, |
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TMU0, TMU1, TMU2, |
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RTC, WDT, REF, |
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}; |
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static struct intc_vect vectors[] __initdata = { |
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/* IRQ0->5 are handled in setup-sh3.c */ |
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INTC_VECT(DMAC1, 0x800), INTC_VECT(DMAC1, 0x820), |
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INTC_VECT(DMAC1, 0x840), INTC_VECT(DMAC1, 0x860), |
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INTC_VECT(SCIF0, 0x880), INTC_VECT(SCIF0, 0x8a0), |
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INTC_VECT(SCIF0, 0x8c0), INTC_VECT(SCIF0, 0x8e0), |
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INTC_VECT(SCIF1, 0x900), INTC_VECT(SCIF1, 0x920), |
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INTC_VECT(SCIF1, 0x940), INTC_VECT(SCIF1, 0x960), |
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INTC_VECT(DMAC2, 0xb80), INTC_VECT(DMAC2, 0xba0), |
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#ifdef CONFIG_CPU_SUBTYPE_SH7710 |
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INTC_VECT(IPSEC, 0xbe0), |
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#endif |
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INTC_VECT(EDMAC0, 0xc00), INTC_VECT(EDMAC1, 0xc20), |
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INTC_VECT(EDMAC2, 0xc40), |
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INTC_VECT(SIOF0, 0xe00), INTC_VECT(SIOF0, 0xe20), |
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INTC_VECT(SIOF0, 0xe40), INTC_VECT(SIOF0, 0xe60), |
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INTC_VECT(SIOF1, 0xe80), INTC_VECT(SIOF1, 0xea0), |
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INTC_VECT(SIOF1, 0xec0), INTC_VECT(SIOF1, 0xee0), |
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INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), |
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INTC_VECT(TMU2, 0x440), |
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INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0), |
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INTC_VECT(RTC, 0x4c0), |
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INTC_VECT(WDT, 0x560), |
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INTC_VECT(REF, 0x580), |
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}; |
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static struct intc_prio_reg prio_registers[] __initdata = { |
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{ 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, |
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{ 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } }, |
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{ 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, |
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{ 0xa4000018, 0, 16, 4, /* IPRD */ { 0, 0, IRQ5, IRQ4 } }, |
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{ 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC1, SCIF0, SCIF1 } }, |
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{ 0xa4080000, 0, 16, 4, /* IPRF */ { IPSEC, DMAC2 } }, |
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{ 0xa4080002, 0, 16, 4, /* IPRG */ { EDMAC0, EDMAC1, EDMAC2 } }, |
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{ 0xa4080004, 0, 16, 4, /* IPRH */ { 0, 0, 0, SIOF0 } }, |
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{ 0xa4080006, 0, 16, 4, /* IPRI */ { 0, 0, SIOF1 } }, |
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}; |
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static DECLARE_INTC_DESC(intc_desc, "sh7710", vectors, NULL, |
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NULL, prio_registers, NULL); |
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static struct resource rtc_resources[] = { |
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[0] = { |
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.start = 0xa413fec0, |
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.end = 0xa413fec0 + 0x1e, |
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.flags = IORESOURCE_IO, |
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}, |
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[1] = { |
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.start = evt2irq(0x480), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct sh_rtc_platform_info rtc_info = { |
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.capabilities = RTC_CAP_4_DIGIT_YEAR, |
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}; |
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static struct platform_device rtc_device = { |
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.name = "sh-rtc", |
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.id = -1, |
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.num_resources = ARRAY_SIZE(rtc_resources), |
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.resource = rtc_resources, |
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.dev = { |
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.platform_data = &rtc_info, |
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}, |
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}; |
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static struct plat_sci_port scif0_platform_data = { |
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.scscr = SCSCR_REIE | SCSCR_CKE1, |
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.type = PORT_SCIF, |
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}; |
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static struct resource scif0_resources[] = { |
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DEFINE_RES_MEM(0xa4400000, 0x100), |
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DEFINE_RES_IRQ(evt2irq(0x880)), |
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}; |
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static struct platform_device scif0_device = { |
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.name = "sh-sci", |
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.id = 0, |
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.resource = scif0_resources, |
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.num_resources = ARRAY_SIZE(scif0_resources), |
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.dev = { |
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.platform_data = &scif0_platform_data, |
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}, |
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}; |
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static struct plat_sci_port scif1_platform_data = { |
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.scscr = SCSCR_REIE | SCSCR_CKE1, |
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.type = PORT_SCIF, |
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}; |
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static struct resource scif1_resources[] = { |
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DEFINE_RES_MEM(0xa4410000, 0x100), |
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DEFINE_RES_IRQ(evt2irq(0x900)), |
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}; |
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static struct platform_device scif1_device = { |
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.name = "sh-sci", |
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.id = 1, |
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.resource = scif1_resources, |
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.num_resources = ARRAY_SIZE(scif1_resources), |
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.dev = { |
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.platform_data = &scif1_platform_data, |
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}, |
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}; |
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static struct sh_timer_config tmu0_platform_data = { |
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.channels_mask = 7, |
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}; |
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static struct resource tmu0_resources[] = { |
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DEFINE_RES_MEM(0xa412fe90, 0x28), |
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DEFINE_RES_IRQ(evt2irq(0x400)), |
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DEFINE_RES_IRQ(evt2irq(0x420)), |
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DEFINE_RES_IRQ(evt2irq(0x440)), |
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}; |
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static struct platform_device tmu0_device = { |
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.name = "sh-tmu-sh3", |
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.id = 0, |
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.dev = { |
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.platform_data = &tmu0_platform_data, |
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}, |
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.resource = tmu0_resources, |
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.num_resources = ARRAY_SIZE(tmu0_resources), |
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}; |
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static struct platform_device *sh7710_devices[] __initdata = { |
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&scif0_device, |
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&scif1_device, |
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&tmu0_device, |
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&rtc_device, |
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}; |
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static int __init sh7710_devices_setup(void) |
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{ |
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return platform_add_devices(sh7710_devices, |
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ARRAY_SIZE(sh7710_devices)); |
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} |
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arch_initcall(sh7710_devices_setup); |
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static struct platform_device *sh7710_early_devices[] __initdata = { |
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&scif0_device, |
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&scif1_device, |
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&tmu0_device, |
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}; |
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void __init plat_early_device_setup(void) |
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{ |
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sh_early_platform_add_devices(sh7710_early_devices, |
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ARRAY_SIZE(sh7710_early_devices)); |
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} |
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void __init plat_irq_setup(void) |
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{ |
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register_intc_controller(&intc_desc); |
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plat_irq_setup_sh3(); |
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}
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