7 files changed, 198 insertions, 32 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 848a38b772c0..2a9682e1306e 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -253,6 +253,7 @@ config SH_7780_SOLUTION_ENGINE
         bool "SolutionEngine7780"
         select SOLUTION_ENGINE
         select SYS_SUPPORTS_PCI
+        select CPU_HAS_INTC2_IRQ
         depends on CPU_SUBTYPE_SH7780
         help
           Select 7780 SolutionEngine if configuring for a Renesas SH7780
diff --git a/arch/sh/configs/r7780mp_defconfig b/arch/sh/configs/r7780mp_defconfig
index 17f7402b31d8..ac4de4973b60 100644
--- a/arch/sh/configs/r7780mp_defconfig
+++ b/arch/sh/configs/r7780mp_defconfig
@@ -191,7 +191,7 @@ CONFIG_SH_FPU=y
 CONFIG_SH_STORE_QUEUES=y
 CONFIG_SPECULATIVE_EXECUTION=y
 CONFIG_CPU_HAS_INTEVT=y
-CONFIG_CPU_HAS_INTC2_IRQ=y
+CONFIG_CPU_HAS_INTC_IRQ=y
 CONFIG_CPU_HAS_SR_RB=y
 
 #
diff --git a/arch/sh/configs/r7780rp_defconfig b/arch/sh/configs/r7780rp_defconfig
index 48c6a2194c98..12cc01910cf8 100644
--- a/arch/sh/configs/r7780rp_defconfig
+++ b/arch/sh/configs/r7780rp_defconfig
@@ -241,7 +241,7 @@ CONFIG_SH_FPU=y
 CONFIG_SH_STORE_QUEUES=y
 CONFIG_SPECULATIVE_EXECUTION=y
 CONFIG_CPU_HAS_INTEVT=y
-CONFIG_CPU_HAS_INTC2_IRQ=y
+CONFIG_CPU_HAS_INTC_IRQ=y
 CONFIG_CPU_HAS_SR_RB=y
 
 #
diff --git a/arch/sh/configs/se7780_defconfig b/arch/sh/configs/se7780_defconfig
index 538661e98793..f68743dc3931 100644
--- a/arch/sh/configs/se7780_defconfig
+++ b/arch/sh/configs/se7780_defconfig
@@ -218,6 +218,7 @@ CONFIG_SH_FPU=y
 # CONFIG_SH_STORE_QUEUES is not set
 CONFIG_CPU_HAS_INTEVT=y
 CONFIG_CPU_HAS_INTC2_IRQ=y
+CONFIG_CPU_HAS_INTC_IRQ=y
 CONFIG_CPU_HAS_SR_RB=y
 
 #
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
index 86cd6281fa4d..a4127ec15203 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
@@ -30,7 +30,7 @@ static struct resource rtc_resources[] = {
         },
         [3] = {
                 /* Alarm IRQ */
-                .start  = 23,
+                .start  = 20,
                 .flags  = IORESOURCE_IRQ,
         },
 };
@@ -78,44 +78,205 @@ static int __init sh7780_devices_setup(void)
 }
 __initcall(sh7780_devices_setup);
 
-static struct intc2_data intc2_irq_table[] = {
-        { 28, 0, 24, 0, 0, 2 },         /* TMU0 */
+enum {
+        UNUSED = 0,
 
-        { 21, 1,  0, 0, 2, 2 },
-        { 22, 1,  1, 0, 2, 2 },
-        { 23, 1,  2, 0, 2, 2 },
+        /* interrupt sources */
 
-        { 40, 8, 24, 0, 3, 3 },         /* SCIF0 ERI */
-        { 41, 8, 24, 0, 3, 3 },         /* SCIF0 RXI */
-        { 42, 8, 24, 0, 3, 3 },         /* SCIF0 BRI */
-        { 43, 8, 24, 0, 3, 3 },         /* SCIF0 TXI */
+        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,
 
-        { 76, 8, 16, 0, 4, 3 },         /* SCIF1 ERI */
-        { 77, 8, 16, 0, 4, 3 },         /* SCIF1 RXI */
-        { 78, 8, 16, 0, 4, 3 },         /* SCIF1 BRI */
-        { 79, 8, 16, 0, 4, 3 },         /* SCIF1 TXI */
+        IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
+        RTC_ATI, RTC_PRI, RTC_CUI,
+        WDT,
+        TMU0, TMU1, TMU2, TMU2_TICPI,
+        HUDI,
+        DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3, DMAC0_DMAE,
+        SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
+        DMAC0_DMINT4, DMAC0_DMINT5, DMAC1_DMINT6, DMAC1_DMINT7,
+        CMT, HAC,
+        PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD,
+        PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0,
+        SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
+        SIOF, HSPI,
+        MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY,
+        DMAC1_DMINT8, DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11,
+        TMU3, TMU4, TMU5,
+        SSI,
+        FLCTL_FLSTE, FLCTL_FLEND, FLCTL_FLTRQ0, FLCTL_FLTRQ1,
+        GPIOI0, GPIOI1, GPIOI2, GPIOI3,
 
-        { 64, 0x10,  8, 0, 14, 2 },     /* PCIC0 */
-        { 65, 0x10,  0, 0, 15, 2 },     /* PCIC1 */
-        { 66, 0x14, 24, 0, 16, 2 },     /* PCIC2 */
-        { 67, 0x14, 16, 0, 17, 2 },     /* PCIC3 */
-        { 68, 0x14,  8, 0, 18, 2 },     /* PCIC4 */
+        /* interrupt groups */
+
+        RTC, TMU012, DMAC0, SCIF0, DMAC45, DMAC1,
+        PCIC5, SCIF1, MMCIF, TMU345, FLCTL, GPIO,
 };
 
-static struct intc2_desc intc2_irq_desc __read_mostly = {
-        .prio_base      = 0xffd40000,
-        .msk_base       = 0xffd40038,
-        .mskclr_base    = 0xffd4003c,
+static struct intc_vect vectors[] = {
+        INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0),
+        INTC_VECT(RTC_CUI, 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_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660),
+        INTC_VECT(DMAC0_DMINT2, 0x680), INTC_VECT(DMAC0_DMINT3, 0x6a0),
+        INTC_VECT(DMAC0_DMAE, 0x6c0),
+        INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720),
+        INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760),
+        INTC_VECT(DMAC0_DMINT4, 0x780), INTC_VECT(DMAC0_DMINT5, 0x7a0),
+        INTC_VECT(DMAC1_DMINT6, 0x7c0), INTC_VECT(DMAC1_DMINT7, 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(PCIERR, 0xaa0),
+        INTC_VECT(PCIPWD3, 0xac0), INTC_VECT(PCIPWD2, 0xae0),
+        INTC_VECT(PCIPWD1, 0xb00), INTC_VECT(PCIPWD0, 0xb20),
+        INTC_VECT(SCIF1_ERI, 0xb80), INTC_VECT(SCIF1_RXI, 0xba0),
+        INTC_VECT(SCIF1_BRI, 0xbc0), INTC_VECT(SCIF1_TXI, 0xbe0),
+        INTC_VECT(SIOF, 0xc00), INTC_VECT(HSPI, 0xc80),
+        INTC_VECT(MMCIF_FSTAT, 0xd00), INTC_VECT(MMCIF_TRAN, 0xd20),
+        INTC_VECT(MMCIF_ERR, 0xd40), INTC_VECT(MMCIF_FRDY, 0xd60),
+        INTC_VECT(DMAC1_DMINT8, 0xd80), INTC_VECT(DMAC1_DMINT9, 0xda0),
+        INTC_VECT(DMAC1_DMINT10, 0xdc0), INTC_VECT(DMAC1_DMINT11, 0xde0),
+        INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
+        INTC_VECT(TMU5, 0xe40),
+        INTC_VECT(SSI, 0xe80),
+        INTC_VECT(FLCTL_FLSTE, 0xf00), INTC_VECT(FLCTL_FLEND, 0xf20),
+        INTC_VECT(FLCTL_FLTRQ0, 0xf40), INTC_VECT(FLCTL_FLTRQ1, 0xf60),
+        INTC_VECT(GPIOI0, 0xf80), INTC_VECT(GPIOI1, 0xfa0),
+        INTC_VECT(GPIOI2, 0xfc0), INTC_VECT(GPIOI3, 0xfe0),
+};
 
-        .intc2_data     = intc2_irq_table,
-        .nr_irqs        = ARRAY_SIZE(intc2_irq_table),
+static struct intc_group groups[] = {
+        INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
+        INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
+        INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
+                   DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE),
+        INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
+        INTC_GROUP(DMAC1, DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8,
+                   DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11),
+        INTC_GROUP(PCIC5, PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0),
+        INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
+        INTC_GROUP(MMCIF, MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY),
+        INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
+        INTC_GROUP(FLCTL, FLCTL_FLSTE, FLCTL_FLEND,
+                   FLCTL_FLTRQ0, FLCTL_FLTRQ1),
+        INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3),
+};
 
-        .chip = {
-                .name   = "INTC2-sh7780",
-        },
+static struct intc_prio priorities[] = {
+        INTC_PRIO(SCIF0, 3),
+        INTC_PRIO(SCIF1, 3),
+};
+
+static struct intc_mask_reg mask_registers[] = {
+        { 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[] = {
+        { 0xffd40000, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, TMU2, TMU2_TICPI } },
+        { 0xffd40004, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } },
+        { 0xffd40008, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } },
+        { 0xffd4000c, 32, 8, /* INT2PRI3 */ { HUDI, DMAC0, DMAC1 } },
+        { 0xffd40010, 32, 8, /* INT2PRI4 */ { CMT, HAC, PCISERR, PCIINTA, } },
+        { 0xffd40014, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC,
+                                              PCIINTD, PCIC5 } },
+        { 0xffd40018, 32, 8, /* INT2PRI6 */ { SIOF, HSPI, MMCIF, SSI } },
+        { 0xffd4001c, 32, 8, /* INT2PRI7 */ { FLCTL, GPIO } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, priorities,
+                         mask_registers, prio_registers, NULL);
+
+/* Support for external interrupt pins in IRQ mode */
+
+static struct intc_vect irq_vectors[] = {
+        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[] = {
+        { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
+          { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static struct intc_prio_reg irq_prio_registers[] = {
+        { 0xffd00010, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
+                                            IRQ4, IRQ5, IRQ6, IRQ7 } },
 };
 
+static struct intc_sense_reg irq_sense_registers[] = {
+        { 0xffd0001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
+                                            IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static DECLARE_INTC_DESC(intc_irq_desc, "sh7780-irq", irq_vectors,
+                         NULL, NULL, irq_mask_registers, irq_prio_registers,
+                         irq_sense_registers);
+
+/* External interrupt pins in IRL mode */
+
+static struct intc_vect irl_vectors[] = {
+        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[] = {
+        { 0xffd00080, 0xffd00084, 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[] = {
+        { 0xffd00080, 0xffd00084, 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, NULL, irl7654_mask_registers, NULL, NULL);
+
+static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors,
+                         NULL, NULL, irl3210_mask_registers, NULL, NULL);
+
 void __init plat_irq_setup(void)
 {
-        register_intc2_controller(&intc2_irq_desc);
+        register_intc_controller(&intc_desc);
+}
+
+void __init plat_irq_setup_pins(int mode)
+{
+        switch (mode) {
+        case IRQ_MODE_IRQ:
+                register_intc_controller(&intc_irq_desc);
+                break;
+        case IRQ_MODE_IRL7654:
+                register_intc_controller(&intc_irl7654_desc);
+                break;
+        case IRQ_MODE_IRL3210:
+                register_intc_controller(&intc_irl3210_desc);
+                break;
+        default:
+                BUG();
+        }
 }
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 7c087297c70e..697277aea23b 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -189,7 +189,7 @@ config CPU_SUBTYPE_SH7770
 config CPU_SUBTYPE_SH7780
         bool "Support SH7780 processor"
         select CPU_SH4A
-        select CPU_HAS_INTC2_IRQ
+        select CPU_HAS_INTC_IRQ
 
 config CPU_SUBTYPE_SH7785
         bool "Support SH7785 processor"
diff --git a/include/asm-sh/hw_irq.h b/include/asm-sh/hw_irq.h
index 92c9efd9276c..8c5e11b3ae30 100644
--- a/include/asm-sh/hw_irq.h
+++ b/include/asm-sh/hw_irq.h
@@ -115,4 +115,7 @@ void __init register_intc_controller(struct intc_desc *desc);
 
 void __init plat_irq_setup(void);
 
+enum { IRQ_MODE_IRQ, IRQ_MODE_IRL7654, IRQ_MODE_IRL3210 };
+void __init plat_irq_setup_pins(int mode);
+
 #endif /* __ASM_SH_HW_IRQ_H */