diff options
| -rw-r--r-- | arch/sh/kernel/cpu/sh3/setup-sh7710.c | 183 | ||||
| -rw-r--r-- | arch/sh/mm/Kconfig | 4 |
2 files changed, 132 insertions, 55 deletions
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7710.c b/arch/sh/kernel/cpu/sh3/setup-sh7710.c index 132284893373..93b6d7b42694 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7710.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7710.c @@ -10,9 +10,128 @@ */ #include <linux/platform_device.h> #include <linux/init.h> +#include <linux/irq.h> #include <linux/serial.h> #include <asm/sci.h> +enum { + UNUSED = 0, + + /* interrupt sources */ + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, + DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3, + SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, + SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, + DMAC_DEI4, DMAC_DEI5, + IPSEC, + EDMAC0, EDMAC1, EDMAC2, + SIOF0_ERI, SIOF0_TXI, SIOF0_RXI, SIOF0_CCI, + SIOF1_ERI, SIOF1_TXI, SIOF1_RXI, SIOF1_CCI, + TMU0, TMU1, TMU2, + RTC_ATI, RTC_PRI, RTC_CUI, + WDT, + REF, + + /* interrupt groups */ + RTC, DMAC1, SCIF0, SCIF1, DMAC2, SIOF0, SIOF1, +}; + +static struct intc_vect vectors[] = { + INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0), + INTC_VECT(DMAC_DEI0, 0x800), INTC_VECT(DMAC_DEI1, 0x820), + INTC_VECT(DMAC_DEI2, 0x840), INTC_VECT(DMAC_DEI3, 0x860), + INTC_VECT(SCIF0_ERI, 0x880), INTC_VECT(SCIF0_RXI, 0x8a0), + INTC_VECT(SCIF0_BRI, 0x8c0), INTC_VECT(SCIF0_TXI, 0x8e0), + INTC_VECT(SCIF1_ERI, 0x900), INTC_VECT(SCIF1_RXI, 0x920), + INTC_VECT(SCIF1_BRI, 0x940), INTC_VECT(SCIF1_TXI, 0x960), + INTC_VECT(DMAC_DEI4, 0xb80), INTC_VECT(DMAC_DEI5, 0xba0), + INTC_VECT(IPSEC, 0xbe0), + INTC_VECT(EDMAC0, 0xc00), INTC_VECT(EDMAC1, 0xc20), + INTC_VECT(EDMAC2, 0xc40), + INTC_VECT(SIOF0_ERI, 0xe00), INTC_VECT(SIOF0_TXI, 0xe20), + INTC_VECT(SIOF0_RXI, 0xe40), INTC_VECT(SIOF0_CCI, 0xe60), + INTC_VECT(SIOF1_ERI, 0xe80), INTC_VECT(SIOF1_TXI, 0xea0), + INTC_VECT(SIOF1_RXI, 0xec0), INTC_VECT(SIOF1_CCI, 0xee0), + INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), + INTC_VECT(TMU2, 0x440), + INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0), + INTC_VECT(RTC_CUI, 0x4c0), + INTC_VECT(WDT, 0x560), + INTC_VECT(REF, 0x580), +}; + +static struct intc_group groups[] = { + INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), + INTC_GROUP(DMAC1, DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3), + INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), + INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), + INTC_GROUP(DMAC2, DMAC_DEI4, DMAC_DEI5), + INTC_GROUP(SIOF0, SIOF0_ERI, SIOF0_TXI, SIOF0_RXI, SIOF0_CCI), + INTC_GROUP(SIOF1, SIOF1_ERI, SIOF1_TXI, SIOF1_RXI, SIOF1_CCI), +}; + +static struct intc_prio priorities[] = { + INTC_PRIO(DMAC1, 7), + INTC_PRIO(DMAC2, 7), + INTC_PRIO(SCIF0, 3), + INTC_PRIO(SCIF1, 3), + INTC_PRIO(SIOF0, 3), + INTC_PRIO(SIOF1, 3), + INTC_PRIO(EDMAC0, 5), + INTC_PRIO(EDMAC1, 5), + INTC_PRIO(EDMAC2, 5), +}; + +static struct intc_prio_reg prio_registers[] = { + { 0xfffffee2, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, + { 0xfffffee4, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } }, + { 0xa4000016, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, + { 0xa4000018, 16, 4, /* IPRD */ { 0, 0, IRQ4, IRQ5 } }, + { 0xa400001a, 16, 4, /* IPRE */ { DMAC1, SCIF0, SCIF1 } }, + { 0xa4080000, 16, 4, /* IPRF */ { IPSEC, DMAC2 } }, + { 0xa4080002, 16, 4, /* IPRG */ { EDMAC0, EDMAC1, EDMAC2 } }, + { 0xa4080004, 16, 4, /* IPRH */ { 0, 0, 0, SIOF0 } }, + { 0xa4080006, 16, 4, /* IPRI */ { 0, 0, SIOF1 } }, +}; + +static DECLARE_INTC_DESC(intc_desc, "sh7710", vectors, groups, + priorities, NULL, prio_registers, NULL); + +static struct intc_vect vectors_irq[] = { + INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), + INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660), +}; + +static DECLARE_INTC_DESC(intc_desc_irq, "sh7710-irq", vectors_irq, NULL, + priorities, NULL, prio_registers, NULL); + +static struct resource rtc_resources[] = { + [0] = { + .start = 0xa413fec0, + .end = 0xa413fec0 + 0x1e, + .flags = IORESOURCE_IO, + }, + [1] = { + .start = 20, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = 21, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = 22, + .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 plat_sci_port sci_platform_data[] = { { .mapbase = 0xa4400000, @@ -20,7 +139,7 @@ static struct plat_sci_port sci_platform_data[] = { .type = PORT_SCIF, .irqs = { 52, 53, 55, 54 }, }, { - .mapbase = 0xa4420000, + .mapbase = 0xa4410000, .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 56, 57, 59, 58 }, @@ -40,6 +159,7 @@ static struct platform_device sci_device = { static struct platform_device *sh7710_devices[] __initdata = { &sci_device, + &rtc_device, }; static int __init sh7710_devices_setup(void) @@ -49,59 +169,16 @@ static int __init sh7710_devices_setup(void) } __initcall(sh7710_devices_setup); -static struct ipr_data ipr_irq_table[] = { - /* IRQ, IPR-idx, shift, priority */ - { 16, 0, 12, 2 }, /* TMU0 TUNI*/ - { 17, 0, 8, 2 }, /* TMU1 TUNI */ - { 18, 0, 4, 2 }, /* TMU2 TUNI */ - { 27, 1, 12, 2 }, /* WDT ITI */ - { 20, 0, 0, 2 }, /* RTC ATI (alarm) */ - { 21, 0, 0, 2 }, /* RTC PRI (period) */ - { 22, 0, 0, 2 }, /* RTC CUI (carry) */ - { 48, 4, 12, 7 }, /* DMAC DMTE0 */ - { 49, 4, 12, 7 }, /* DMAC DMTE1 */ - { 50, 4, 12, 7 }, /* DMAC DMTE2 */ - { 51, 4, 12, 7 }, /* DMAC DMTE3 */ - { 52, 4, 8, 3 }, /* SCIF0 ERI */ - { 53, 4, 8, 3 }, /* SCIF0 RXI */ - { 54, 4, 8, 3 }, /* SCIF0 BRI */ - { 55, 4, 8, 3 }, /* SCIF0 TXI */ - { 56, 4, 4, 3 }, /* SCIF1 ERI */ - { 57, 4, 4, 3 }, /* SCIF1 RXI */ - { 58, 4, 4, 3 }, /* SCIF1 BRI */ - { 59, 4, 4, 3 }, /* SCIF1 TXI */ - { 76, 5, 8, 7 }, /* DMAC DMTE4 */ - { 77, 5, 8, 7 }, /* DMAC DMTE5 */ - { 80, 6, 12, 5 }, /* EDMAC EINT0 */ - { 81, 6, 8, 5 }, /* EDMAC EINT1 */ - { 82, 6, 4, 5 }, /* EDMAC EINT2 */ -}; - -static unsigned long ipr_offsets[] = { - 0xA414FEE2, /* 0: IPRA */ - 0xA414FEE4, /* 1: IPRB */ - 0xA4140016, /* 2: IPRC */ - 0xA4140018, /* 3: IPRD */ - 0xA414001A, /* 4: IPRE */ - 0xA4080000, /* 5: IPRF */ - 0xA4080002, /* 6: IPRG */ - 0xA4080004, /* 7: IPRH */ - 0xA4080006, /* 8: IPRI */ -}; - -static struct ipr_desc ipr_irq_desc = { - .ipr_offsets = ipr_offsets, - .nr_offsets = ARRAY_SIZE(ipr_offsets), - - .ipr_data = ipr_irq_table, - .nr_irqs = ARRAY_SIZE(ipr_irq_table), - - .chip = { - .name = "IPR-sh7710", - }, -}; +void __init plat_irq_setup_pins(int mode) +{ + if (mode == IRQ_MODE_IRQ) { + register_intc_controller(&intc_desc_irq); + return; + } + BUG(); +} void __init plat_irq_setup(void) { - register_ipr_controller(&ipr_irq_desc); + register_intc_controller(&intc_desc); } diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index a4202606de4f..a50636eb4ea8 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -98,7 +98,7 @@ config CPU_SUBTYPE_SH7709 config CPU_SUBTYPE_SH7710 bool "Support SH7710 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ + select CPU_HAS_INTC_IRQ select CPU_HAS_DSP help Select SH7710 if you have a SH3-DSP SH7710 CPU. @@ -106,7 +106,7 @@ config CPU_SUBTYPE_SH7710 config CPU_SUBTYPE_SH7712 bool "Support SH7712 processor" select CPU_SH3 - select CPU_HAS_IPR_IRQ + select CPU_HAS_INTC_IRQ select CPU_HAS_DSP help Select SH7712 if you have a SH3-DSP SH7712 CPU. |