diff options
Diffstat (limited to 'arch/arm/mach-shmobile/intc-sh7372.c')
| -rw-r--r-- | arch/arm/mach-shmobile/intc-sh7372.c | 247 |
1 files changed, 152 insertions, 95 deletions
diff --git a/arch/arm/mach-shmobile/intc-sh7372.c b/arch/arm/mach-shmobile/intc-sh7372.c index 7a4960f9c1e..a91caad7db7 100644 --- a/arch/arm/mach-shmobile/intc-sh7372.c +++ b/arch/arm/mach-shmobile/intc-sh7372.c @@ -19,22 +19,19 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/irq.h> #include <linux/io.h> #include <linux/sh_intc.h> +#include <mach/intc.h> +#include <mach/irqs.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> enum { UNUSED_INTCA = 0, - ENABLED, - DISABLED, /* interrupt sources INTCA */ - IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A, - IRQ8A, IRQ9A, IRQ10A, IRQ11A, IRQ12A, IRQ13A, IRQ14A, IRQ15A, - IRQ16A, IRQ17A, IRQ18A, IRQ19A, IRQ20A, IRQ21A, IRQ22A, IRQ23A, - IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A, DIRC, CRYPT_STD, IIC1_ALI1, IIC1_TACKI1, IIC1_WAITI1, IIC1_DTEI1, @@ -49,14 +46,14 @@ enum { MSIOF2, MSIOF1, SCIFA4, SCIFA5, SCIFB, FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I, - SDHI0, - SDHI1, + SDHI0_SDHI0I0, SDHI0_SDHI0I1, SDHI0_SDHI0I2, SDHI0_SDHI0I3, + SDHI1_SDHI1I0, SDHI1_SDHI1I1, SDHI1_SDHI1I2, IRREM, IRDA, TPU0, TTI20, DDM, - SDHI2, + SDHI2_SDHI2I0, SDHI2_SDHI2I1, SDHI2_SDHI2I2, SDHI2_SDHI2I3, RWDT0, DMAC1_1_DEI0, DMAC1_1_DEI1, DMAC1_1_DEI2, DMAC1_1_DEI3, DMAC1_2_DEI4, DMAC1_2_DEI5, DMAC1_2_DADERR, @@ -84,26 +81,10 @@ enum { /* interrupt groups INTCA */ DMAC1_1, DMAC1_2, DMAC2_1, DMAC2_2, DMAC3_1, DMAC3_2, SHWYSTAT, - AP_ARM1, AP_ARM2, SPU2, FLCTL, IIC1 + AP_ARM1, AP_ARM2, SPU2, FLCTL, IIC1, SDHI0, SDHI1, SDHI2 }; static struct intc_vect intca_vectors[] __initdata = { - INTC_VECT(IRQ0A, 0x0200), INTC_VECT(IRQ1A, 0x0220), - INTC_VECT(IRQ2A, 0x0240), INTC_VECT(IRQ3A, 0x0260), - INTC_VECT(IRQ4A, 0x0280), INTC_VECT(IRQ5A, 0x02a0), - INTC_VECT(IRQ6A, 0x02c0), INTC_VECT(IRQ7A, 0x02e0), - INTC_VECT(IRQ8A, 0x0300), INTC_VECT(IRQ9A, 0x0320), - INTC_VECT(IRQ10A, 0x0340), INTC_VECT(IRQ11A, 0x0360), - INTC_VECT(IRQ12A, 0x0380), INTC_VECT(IRQ13A, 0x03a0), - INTC_VECT(IRQ14A, 0x03c0), INTC_VECT(IRQ15A, 0x03e0), - INTC_VECT(IRQ16A, 0x3200), INTC_VECT(IRQ17A, 0x3220), - INTC_VECT(IRQ18A, 0x3240), INTC_VECT(IRQ19A, 0x3260), - INTC_VECT(IRQ20A, 0x3280), INTC_VECT(IRQ21A, 0x32a0), - INTC_VECT(IRQ22A, 0x32c0), INTC_VECT(IRQ23A, 0x32e0), - INTC_VECT(IRQ24A, 0x3300), INTC_VECT(IRQ25A, 0x3320), - INTC_VECT(IRQ26A, 0x3340), INTC_VECT(IRQ27A, 0x3360), - INTC_VECT(IRQ28A, 0x3380), INTC_VECT(IRQ29A, 0x33a0), - INTC_VECT(IRQ30A, 0x33c0), INTC_VECT(IRQ31A, 0x33e0), INTC_VECT(DIRC, 0x0560), INTC_VECT(CRYPT_STD, 0x0700), INTC_VECT(IIC1_ALI1, 0x0780), INTC_VECT(IIC1_TACKI1, 0x07a0), @@ -125,17 +106,17 @@ static struct intc_vect intca_vectors[] __initdata = { INTC_VECT(SCIFB, 0x0d60), INTC_VECT(FLCTL_FLSTEI, 0x0d80), INTC_VECT(FLCTL_FLTENDI, 0x0da0), INTC_VECT(FLCTL_FLTREQ0I, 0x0dc0), INTC_VECT(FLCTL_FLTREQ1I, 0x0de0), - INTC_VECT(SDHI0, 0x0e00), INTC_VECT(SDHI0, 0x0e20), - INTC_VECT(SDHI0, 0x0e40), INTC_VECT(SDHI0, 0x0e60), - INTC_VECT(SDHI1, 0x0e80), INTC_VECT(SDHI1, 0x0ea0), - INTC_VECT(SDHI1, 0x0ec0), + INTC_VECT(SDHI0_SDHI0I0, 0x0e00), INTC_VECT(SDHI0_SDHI0I1, 0x0e20), + INTC_VECT(SDHI0_SDHI0I2, 0x0e40), INTC_VECT(SDHI0_SDHI0I3, 0x0e60), + INTC_VECT(SDHI1_SDHI1I0, 0x0e80), INTC_VECT(SDHI1_SDHI1I1, 0x0ea0), + INTC_VECT(SDHI1_SDHI1I2, 0x0ec0), INTC_VECT(IRREM, 0x0f60), INTC_VECT(IRDA, 0x0480), INTC_VECT(TPU0, 0x04a0), INTC_VECT(TTI20, 0x1100), INTC_VECT(DDM, 0x1140), - INTC_VECT(SDHI2, 0x1200), INTC_VECT(SDHI2, 0x1220), - INTC_VECT(SDHI2, 0x1240), INTC_VECT(SDHI2, 0x1260), + INTC_VECT(SDHI2_SDHI2I0, 0x1200), INTC_VECT(SDHI2_SDHI2I1, 0x1220), + INTC_VECT(SDHI2_SDHI2I2, 0x1240), INTC_VECT(SDHI2_SDHI2I3, 0x1260), INTC_VECT(RWDT0, 0x1280), INTC_VECT(DMAC1_1_DEI0, 0x2000), INTC_VECT(DMAC1_1_DEI1, 0x2020), INTC_VECT(DMAC1_1_DEI2, 0x2040), INTC_VECT(DMAC1_1_DEI3, 0x2060), @@ -195,19 +176,16 @@ static struct intc_group intca_groups[] __initdata = { INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I), INTC_GROUP(IIC1, IIC1_ALI1, IIC1_TACKI1, IIC1_WAITI1, IIC1_DTEI1), + INTC_GROUP(SDHI0, SDHI0_SDHI0I0, SDHI0_SDHI0I1, + SDHI0_SDHI0I2, SDHI0_SDHI0I3), + INTC_GROUP(SDHI1, SDHI1_SDHI1I0, SDHI1_SDHI1I1, + SDHI1_SDHI1I2), + INTC_GROUP(SDHI2, SDHI2_SDHI2I0, SDHI2_SDHI2I1, + SDHI2_SDHI2I2, SDHI2_SDHI2I3), INTC_GROUP(SHWYSTAT, SHWYSTAT_RT, SHWYSTAT_HS, SHWYSTAT_COM), }; static struct intc_mask_reg intca_mask_registers[] __initdata = { - { 0xe6900040, 0xe6900060, 8, /* INTMSK00A / INTMSKCLR00A */ - { IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A } }, - { 0xe6900044, 0xe6900064, 8, /* INTMSK10A / INTMSKCLR10A */ - { IRQ8A, IRQ9A, IRQ10A, IRQ11A, IRQ12A, IRQ13A, IRQ14A, IRQ15A } }, - { 0xe6900048, 0xe6900068, 8, /* INTMSK20A / INTMSKCLR20A */ - { IRQ16A, IRQ17A, IRQ18A, IRQ19A, IRQ20A, IRQ21A, IRQ22A, IRQ23A } }, - { 0xe690004c, 0xe690006c, 8, /* INTMSK30A / INTMSKCLR30A */ - { IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A } }, - { 0xe6940080, 0xe69400c0, 8, /* IMR0A / IMCR0A */ { DMAC2_1_DEI3, DMAC2_1_DEI2, DMAC2_1_DEI1, DMAC2_1_DEI0, AP_ARM_IRQPMU, 0, AP_ARM_COMMTX, AP_ARM_COMMRX } }, @@ -230,10 +208,10 @@ static struct intc_mask_reg intca_mask_registers[] __initdata = { { SCIFB, SCIFA5, SCIFA4, MSIOF1, 0, 0, MSIOF2, 0 } }, { 0xe694009c, 0xe69400dc, 8, /* IMR7A / IMCR7A */ - { DISABLED, ENABLED, ENABLED, ENABLED, + { SDHI0_SDHI0I3, SDHI0_SDHI0I2, SDHI0_SDHI0I1, SDHI0_SDHI0I0, FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLTENDI, FLCTL_FLSTEI } }, { 0xe69400a0, 0xe69400e0, 8, /* IMR8A / IMCR8A */ - { 0, ENABLED, ENABLED, ENABLED, + { 0, SDHI1_SDHI1I2, SDHI1_SDHI1I1, SDHI1_SDHI1I0, TTI20, USBHSDMAC0_USHDMI, 0, 0 } }, { 0xe69400a4, 0xe69400e4, 8, /* IMR9A / IMCR9A */ { CMT1_CMT13, CMT1_CMT12, CMT1_CMT11, CMT1_CMT10, @@ -248,7 +226,7 @@ static struct intc_mask_reg intca_mask_registers[] __initdata = { { 0, 0, TPU0, 0, 0, 0, 0, 0 } }, { 0xe69400b4, 0xe69400f4, 8, /* IMR13A / IMCR13A */ - { DISABLED, DISABLED, ENABLED, ENABLED, + { SDHI2_SDHI2I3, SDHI2_SDHI2I2, SDHI2_SDHI2I1, SDHI2_SDHI2I0, 0, CMT3, 0, RWDT0 } }, { 0xe6950080, 0xe69500c0, 8, /* IMR0A3 / IMCR0A3 */ { SHWYSTAT_RT, SHWYSTAT_HS, SHWYSTAT_COM, 0, @@ -278,15 +256,6 @@ static struct intc_mask_reg intca_mask_registers[] __initdata = { }; static struct intc_prio_reg intca_prio_registers[] __initdata = { - { 0xe6900010, 0, 32, 4, /* INTPRI00A */ - { IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A } }, - { 0xe6900014, 0, 32, 4, /* INTPRI10A */ - { IRQ8A, IRQ9A, IRQ10A, IRQ11A, IRQ12A, IRQ13A, IRQ14A, IRQ15A } }, - { 0xe6900018, 0, 32, 4, /* INTPRI20A */ - { IRQ16A, IRQ17A, IRQ18A, IRQ19A, IRQ20A, IRQ21A, IRQ22A, IRQ23A } }, - { 0xe690001c, 0, 32, 4, /* INTPRI30A */ - { IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A } }, - { 0xe6940000, 0, 16, 4, /* IPRAA */ { DMAC3_1, DMAC3_2, CMT2, 0 } }, { 0xe6940004, 0, 16, 4, /* IPRBA */ { IRDA, 0, BBIF1, BBIF2 } }, { 0xe6940008, 0, 16, 4, /* IPRCA */ { 0, CRYPT_STD, @@ -332,43 +301,21 @@ static struct intc_prio_reg intca_prio_registers[] __initdata = { { 0xe6950050, 0, 16, 4, /* IPRUA3 */ { USBHSDMAC1_USHDMI, 0, 0, 0 } }, }; -static struct intc_sense_reg intca_sense_registers[] __initdata = { - { 0xe6900000, 32, 4, /* ICR1A */ - { IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A } }, - { 0xe6900004, 32, 4, /* ICR2A */ - { IRQ8A, IRQ9A, IRQ10A, IRQ11A, IRQ12A, IRQ13A, IRQ14A, IRQ15A } }, - { 0xe6900008, 32, 4, /* ICR3A */ - { IRQ16A, IRQ17A, IRQ18A, IRQ19A, IRQ20A, IRQ21A, IRQ22A, IRQ23A } }, - { 0xe690000c, 32, 4, /* ICR4A */ - { IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A } }, -}; +static DECLARE_INTC_DESC(intca_desc, "sh7372-intca", + intca_vectors, intca_groups, + intca_mask_registers, intca_prio_registers, + NULL); -static struct intc_mask_reg intca_ack_registers[] __initdata = { - { 0xe6900020, 0, 8, /* INTREQ00A */ - { IRQ0A, IRQ1A, IRQ2A, IRQ3A, IRQ4A, IRQ5A, IRQ6A, IRQ7A } }, - { 0xe6900024, 0, 8, /* INTREQ10A */ - { IRQ8A, IRQ9A, IRQ10A, IRQ11A, IRQ12A, IRQ13A, IRQ14A, IRQ15A } }, - { 0xe6900028, 0, 8, /* INTREQ20A */ - { IRQ16A, IRQ17A, IRQ18A, IRQ19A, IRQ20A, IRQ21A, IRQ22A, IRQ23A } }, - { 0xe690002c, 0, 8, /* INTREQ30A */ - { IRQ24A, IRQ25A, IRQ26A, IRQ27A, IRQ28A, IRQ29A, IRQ30A, IRQ31A } }, -}; +INTC_IRQ_PINS_16(intca_irq_pins_lo, 0xe6900000, + INTC_VECT, "sh7372-intca-irq-lo"); -static struct intc_desc intca_desc __initdata = { - .name = "sh7372-intca", - .force_enable = ENABLED, - .force_disable = DISABLED, - .hw = INTC_HW_DESC(intca_vectors, intca_groups, - intca_mask_registers, intca_prio_registers, - intca_sense_registers, intca_ack_registers), -}; +INTC_IRQ_PINS_16H(intca_irq_pins_hi, 0xe6900000, + INTC_VECT, "sh7372-intca-irq-hi"); enum { UNUSED_INTCS = 0, ENABLED_INTCS, - INTCS, - /* interrupt sources INTCS */ /* IRQ0S - IRQ31S */ @@ -379,7 +326,7 @@ enum { /* BBIF2 */ VPU, TSIF1, - _3DG_SGX530, + /* 3DG */ _2DDMAC, IIC2_ALI2, IIC2_TACKI2, IIC2_WAITI2, IIC2_DTEI2, IPMMU_IPMMUR, IPMMU_IPMMUR2, @@ -436,7 +383,7 @@ static struct intc_vect intcs_vectors[] = { /* BBIF2 */ INTCS_VECT(VPU, 0x980), INTCS_VECT(TSIF1, 0x9a0), - INTCS_VECT(_3DG_SGX530, 0x9e0), + /* 3DG */ INTCS_VECT(_2DDMAC, 0xa00), INTCS_VECT(IIC2_ALI2, 0xa80), INTCS_VECT(IIC2_TACKI2, 0xaa0), INTCS_VECT(IIC2_WAITI2, 0xac0), INTCS_VECT(IIC2_DTEI2, 0xae0), @@ -482,8 +429,6 @@ static struct intc_vect intcs_vectors[] = { INTCS_VECT(CPORTS2R, 0x1a20), /* CEC */ INTCS_VECT(JPU6E, 0x1a80), - - INTC_VECT(INTCS, 0xf80), }; static struct intc_group intcs_groups[] __initdata = { @@ -521,7 +466,7 @@ static struct intc_mask_reg intcs_mask_registers[] = { RTDMAC_1_DEI3, RTDMAC_1_DEI2, RTDMAC_1_DEI1, RTDMAC_1_DEI0 } }, { 0xffd20198, 0xffd201d8, 8, /* IMR6SA / IMCR6SA */ { 0, 0, MSIOF, 0, - _3DG_SGX530, 0, 0, 0 } }, + 0, 0, 0, 0 } }, { 0xffd2019c, 0xffd201dc, 8, /* IMR7SA / IMCR7SA */ { 0, TMU_TUNI2, TMU_TUNI1, TMU_TUNI0, 0, 0, 0, 0 } }, @@ -546,9 +491,6 @@ static struct intc_mask_reg intcs_mask_registers[] = { { 0xffd5019c, 0xffd501dc, 8, /* IMR7SA3 / IMCR7SA3 */ { MFIS2_INTCS, CPORTS2R, 0, 0, JPU6E, 0, 0, 0 } }, - { 0xffd20104, 0, 16, /* INTAMASK */ - { 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, INTCS } }, }; /* Priority is needed for INTCA to receive the INTCS interrupt */ @@ -561,7 +503,6 @@ static struct intc_prio_reg intcs_prio_registers[] = { TMU_TUNI2, TSIF1 } }, { 0xffd2001c, 0, 16, 4, /* IPRHS */ { 0, 0, VEU, BEU } }, { 0xffd20020, 0, 16, 4, /* IPRIS */ { 0, MSIOF, TSIF0, IIC0 } }, - { 0xffd20024, 0, 16, 4, /* IPRJS */ { 0, _3DG_SGX530, 0, 0 } }, { 0xffd20028, 0, 16, 4, /* IPRKS */ { 0, 0, LMB, 0 } }, { 0xffd2002c, 0, 16, 4, /* IPRLS */ { IPMMU, 0, 0, 0 } }, { 0xffd20030, 0, 16, 4, /* IPRMS */ { IIC2, 0, 0, 0 } }, @@ -593,6 +534,7 @@ static struct resource intcs_resources[] __initdata = { static struct intc_desc intcs_desc __initdata = { .name = "sh7372-intcs", .force_enable = ENABLED_INTCS, + .skip_syscore_suspend = true, .resource = intcs_resources, .num_resources = ARRAY_SIZE(intcs_resources), .hw = INTC_HW_DESC(intcs_vectors, intcs_groups, intcs_mask_registers, @@ -607,14 +549,129 @@ static void intcs_demux(unsigned int irq, struct irq_desc *desc) generic_handle_irq(intcs_evt2irq(evtcodeas)); } +static void __iomem *intcs_ffd2; +static void __iomem *intcs_ffd5; + void __init sh7372_init_irq(void) { - void __iomem *intevtsa = ioremap_nocache(0xffd20100, PAGE_SIZE); + void __iomem *intevtsa; + int n; + + intcs_ffd2 = ioremap_nocache(0xffd20000, PAGE_SIZE); + intevtsa = intcs_ffd2 + 0x100; + intcs_ffd5 = ioremap_nocache(0xffd50000, PAGE_SIZE); register_intc_controller(&intca_desc); + register_intc_controller(&intca_irq_pins_lo_desc); + register_intc_controller(&intca_irq_pins_hi_desc); register_intc_controller(&intcs_desc); + /* setup dummy cascade chip for INTCS */ + n = evt2irq(0xf80); + irq_alloc_desc_at(n, numa_node_id()); + irq_set_chip_and_handler_name(n, &dummy_irq_chip, + handle_level_irq, "level"); + set_irq_flags(n, IRQF_VALID); /* yuck */ + /* demux using INTEVTSA */ - irq_set_handler_data(evt2irq(0xf80), (void *)intevtsa); - irq_set_chained_handler(evt2irq(0xf80), intcs_demux); + irq_set_handler_data(n, (void *)intevtsa); + irq_set_chained_handler(n, intcs_demux); + + /* unmask INTCS in INTAMASK */ + iowrite16(0, intcs_ffd2 + 0x104); +} + +static unsigned short ffd2[0x200]; +static unsigned short ffd5[0x100]; + +void sh7372_intcs_suspend(void) +{ + int k; + + for (k = 0x00; k <= 0x30; k += 4) + ffd2[k] = __raw_readw(intcs_ffd2 + k); + + for (k = 0x80; k <= 0xb0; k += 4) + ffd2[k] = __raw_readb(intcs_ffd2 + k); + + for (k = 0x180; k <= 0x188; k += 4) + ffd2[k] = __raw_readb(intcs_ffd2 + k); + + for (k = 0x00; k <= 0x3c; k += 4) + ffd5[k] = __raw_readw(intcs_ffd5 + k); + + for (k = 0x80; k <= 0x9c; k += 4) + ffd5[k] = __raw_readb(intcs_ffd5 + k); +} + +void sh7372_intcs_resume(void) +{ + int k; + + for (k = 0x00; k <= 0x30; k += 4) + __raw_writew(ffd2[k], intcs_ffd2 + k); + + for (k = 0x80; k <= 0xb0; k += 4) + __raw_writeb(ffd2[k], intcs_ffd2 + k); + + for (k = 0x180; k <= 0x188; k += 4) + __raw_writeb(ffd2[k], intcs_ffd2 + k); + + for (k = 0x00; k <= 0x3c; k += 4) + __raw_writew(ffd5[k], intcs_ffd5 + k); + + for (k = 0x80; k <= 0x9c; k += 4) + __raw_writeb(ffd5[k], intcs_ffd5 + k); +} + +#define E694_BASE IOMEM(0xe6940000) +#define E695_BASE IOMEM(0xe6950000) + +static unsigned short e694[0x200]; +static unsigned short e695[0x200]; + +void sh7372_intca_suspend(void) +{ + int k; + + for (k = 0x00; k <= 0x38; k += 4) + e694[k] = __raw_readw(E694_BASE + k); + + for (k = 0x80; k <= 0xb4; k += 4) + e694[k] = __raw_readb(E694_BASE + k); + + for (k = 0x180; k <= 0x1b4; k += 4) + e694[k] = __raw_readb(E694_BASE + k); + + for (k = 0x00; k <= 0x50; k += 4) + e695[k] = __raw_readw(E695_BASE + k); + + for (k = 0x80; k <= 0xa8; k += 4) + e695[k] = __raw_readb(E695_BASE + k); + + for (k = 0x180; k <= 0x1a8; k += 4) + e695[k] = __raw_readb(E695_BASE + k); +} + +void sh7372_intca_resume(void) +{ + int k; + + for (k = 0x00; k <= 0x38; k += 4) + __raw_writew(e694[k], E694_BASE + k); + + for (k = 0x80; k <= 0xb4; k += 4) + __raw_writeb(e694[k], E694_BASE + k); + + for (k = 0x180; k <= 0x1b4; k += 4) + __raw_writeb(e694[k], E694_BASE + k); + + for (k = 0x00; k <= 0x50; k += 4) + __raw_writew(e695[k], E695_BASE + k); + + for (k = 0x80; k <= 0xa8; k += 4) + __raw_writeb(e695[k], E695_BASE + k); + + for (k = 0x180; k <= 0x1a8; k += 4) + __raw_writeb(e695[k], E695_BASE + k); } |