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-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7785.c608
1 files changed, 608 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
new file mode 100644
index 000000000..3b4a414d6
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c
@@ -0,0 +1,608 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * SH7785 Setup
+ *
+ * Copyright (C) 2007 Paul Mundt
+ */
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <linux/serial_sci.h>
+#include <linux/io.h>
+#include <linux/mm.h>
+#include <linux/sh_dma.h>
+#include <linux/sh_timer.h>
+#include <linux/sh_intc.h>
+#include <asm/mmzone.h>
+#include <asm/platform_early.h>
+#include <cpu/dma-register.h>
+
+static struct plat_sci_port scif0_platform_data = {
+ .scscr = SCSCR_REIE | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif0_resources[] = {
+ DEFINE_RES_MEM(0xffea0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x700)),
+};
+
+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 | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif1_resources[] = {
+ DEFINE_RES_MEM(0xffeb0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x780)),
+};
+
+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 | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif2_resources[] = {
+ DEFINE_RES_MEM(0xffec0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x980)),
+};
+
+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 plat_sci_port scif3_platform_data = {
+ .scscr = SCSCR_REIE | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif3_resources[] = {
+ DEFINE_RES_MEM(0xffed0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x9a0)),
+};
+
+static struct platform_device scif3_device = {
+ .name = "sh-sci",
+ .id = 3,
+ .resource = scif3_resources,
+ .num_resources = ARRAY_SIZE(scif3_resources),
+ .dev = {
+ .platform_data = &scif3_platform_data,
+ },
+};
+
+static struct plat_sci_port scif4_platform_data = {
+ .scscr = SCSCR_REIE | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif4_resources[] = {
+ DEFINE_RES_MEM(0xffee0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x9c0)),
+};
+
+static struct platform_device scif4_device = {
+ .name = "sh-sci",
+ .id = 4,
+ .resource = scif4_resources,
+ .num_resources = ARRAY_SIZE(scif4_resources),
+ .dev = {
+ .platform_data = &scif4_platform_data,
+ },
+};
+
+static struct plat_sci_port scif5_platform_data = {
+ .scscr = SCSCR_REIE | SCSCR_CKE1,
+ .type = PORT_SCIF,
+ .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
+};
+
+static struct resource scif5_resources[] = {
+ DEFINE_RES_MEM(0xffef0000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0x9e0)),
+};
+
+static struct platform_device scif5_device = {
+ .name = "sh-sci",
+ .id = 5,
+ .resource = scif5_resources,
+ .num_resources = ARRAY_SIZE(scif5_resources),
+ .dev = {
+ .platform_data = &scif5_platform_data,
+ },
+};
+
+static struct sh_timer_config tmu0_platform_data = {
+ .channels_mask = 7,
+};
+
+static struct resource tmu0_resources[] = {
+ DEFINE_RES_MEM(0xffd80000, 0x30),
+ DEFINE_RES_IRQ(evt2irq(0x580)),
+ DEFINE_RES_IRQ(evt2irq(0x5a0)),
+ DEFINE_RES_IRQ(evt2irq(0x5c0)),
+};
+
+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(0xffdc0000, 0x2c),
+ DEFINE_RES_IRQ(evt2irq(0xe00)),
+ DEFINE_RES_IRQ(evt2irq(0xe20)),
+ DEFINE_RES_IRQ(evt2irq(0xe40)),
+};
+
+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),
+};
+
+/* DMA */
+static const struct sh_dmae_channel sh7785_dmae0_channels[] = {
+ {
+ .offset = 0,
+ .dmars = 0,
+ .dmars_bit = 0,
+ }, {
+ .offset = 0x10,
+ .dmars = 0,
+ .dmars_bit = 8,
+ }, {
+ .offset = 0x20,
+ .dmars = 4,
+ .dmars_bit = 0,
+ }, {
+ .offset = 0x30,
+ .dmars = 4,
+ .dmars_bit = 8,
+ }, {
+ .offset = 0x50,
+ .dmars = 8,
+ .dmars_bit = 0,
+ }, {
+ .offset = 0x60,
+ .dmars = 8,
+ .dmars_bit = 8,
+ }
+};
+
+static const struct sh_dmae_channel sh7785_dmae1_channels[] = {
+ {
+ .offset = 0,
+ }, {
+ .offset = 0x10,
+ }, {
+ .offset = 0x20,
+ }, {
+ .offset = 0x30,
+ }, {
+ .offset = 0x50,
+ }, {
+ .offset = 0x60,
+ }
+};
+
+static const unsigned int ts_shift[] = TS_SHIFT;
+
+static struct sh_dmae_pdata dma0_platform_data = {
+ .channel = sh7785_dmae0_channels,
+ .channel_num = ARRAY_SIZE(sh7785_dmae0_channels),
+ .ts_low_shift = CHCR_TS_LOW_SHIFT,
+ .ts_low_mask = CHCR_TS_LOW_MASK,
+ .ts_high_shift = CHCR_TS_HIGH_SHIFT,
+ .ts_high_mask = CHCR_TS_HIGH_MASK,
+ .ts_shift = ts_shift,
+ .ts_shift_num = ARRAY_SIZE(ts_shift),
+ .dmaor_init = DMAOR_INIT,
+};
+
+static struct sh_dmae_pdata dma1_platform_data = {
+ .channel = sh7785_dmae1_channels,
+ .channel_num = ARRAY_SIZE(sh7785_dmae1_channels),
+ .ts_low_shift = CHCR_TS_LOW_SHIFT,
+ .ts_low_mask = CHCR_TS_LOW_MASK,
+ .ts_high_shift = CHCR_TS_HIGH_SHIFT,
+ .ts_high_mask = CHCR_TS_HIGH_MASK,
+ .ts_shift = ts_shift,
+ .ts_shift_num = ARRAY_SIZE(ts_shift),
+ .dmaor_init = DMAOR_INIT,
+};
+
+static struct resource sh7785_dmae0_resources[] = {
+ [0] = {
+ /* Channel registers and DMAOR */
+ .start = 0xfc808020,
+ .end = 0xfc80808f,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ /* DMARSx */
+ .start = 0xfc809000,
+ .end = 0xfc80900b,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ /*
+ * Real DMA error vector is 0x6e0, and channel
+ * vectors are 0x620-0x6c0
+ */
+ .name = "error_irq",
+ .start = evt2irq(0x620),
+ .end = evt2irq(0x620),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
+ },
+};
+
+static struct resource sh7785_dmae1_resources[] = {
+ [0] = {
+ /* Channel registers and DMAOR */
+ .start = 0xfcc08020,
+ .end = 0xfcc0808f,
+ .flags = IORESOURCE_MEM,
+ },
+ /* DMAC1 has no DMARS */
+ {
+ /*
+ * Real DMA error vector is 0x940, and channel
+ * vectors are 0x880-0x920
+ */
+ .name = "error_irq",
+ .start = evt2irq(0x880),
+ .end = evt2irq(0x880),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
+ },
+};
+
+static struct platform_device dma0_device = {
+ .name = "sh-dma-engine",
+ .id = 0,
+ .resource = sh7785_dmae0_resources,
+ .num_resources = ARRAY_SIZE(sh7785_dmae0_resources),
+ .dev = {
+ .platform_data = &dma0_platform_data,
+ },
+};
+
+static struct platform_device dma1_device = {
+ .name = "sh-dma-engine",
+ .id = 1,
+ .resource = sh7785_dmae1_resources,
+ .num_resources = ARRAY_SIZE(sh7785_dmae1_resources),
+ .dev = {
+ .platform_data = &dma1_platform_data,
+ },
+};
+
+static struct platform_device *sh7785_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
+ &scif4_device,
+ &scif5_device,
+ &tmu0_device,
+ &tmu1_device,
+ &dma0_device,
+ &dma1_device,
+};
+
+static int __init sh7785_devices_setup(void)
+{
+ return platform_add_devices(sh7785_devices,
+ ARRAY_SIZE(sh7785_devices));
+}
+arch_initcall(sh7785_devices_setup);
+
+static struct platform_device *sh7785_early_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
+ &scif4_device,
+ &scif5_device,
+ &tmu0_device,
+ &tmu1_device,
+};
+
+void __init plat_early_device_setup(void)
+{
+ sh_early_platform_add_devices(sh7785_early_devices,
+ ARRAY_SIZE(sh7785_early_devices));
+}
+
+enum {
+ UNUSED = 0,
+
+ /* interrupt sources */
+
+ IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
+ IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
+ IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
+ IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
+
+ IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
+ IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
+ IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
+ IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
+
+ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
+ WDT, TMU0, TMU1, TMU2, TMU2_TICPI,
+ HUDI, DMAC0, SCIF0, SCIF1, DMAC1, HSPI,
+ SCIF2, SCIF3, SCIF4, SCIF5,
+ PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
+ SIOF, MMCIF, DU, GDTA,
+ TMU3, TMU4, TMU5,
+ SSI0, SSI1,
+ HAC0, HAC1,
+ FLCTL, GPIO,
+
+ /* interrupt groups */
+
+ TMU012, TMU345
+};
+
+static struct intc_vect vectors[] __initdata = {
+ 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, 0x620), INTC_VECT(DMAC0, 0x640),
+ INTC_VECT(DMAC0, 0x660), INTC_VECT(DMAC0, 0x680),
+ INTC_VECT(DMAC0, 0x6a0), INTC_VECT(DMAC0, 0x6c0),
+ INTC_VECT(DMAC0, 0x6e0),
+ INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720),
+ INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760),
+ INTC_VECT(SCIF1, 0x780), INTC_VECT(SCIF1, 0x7a0),
+ INTC_VECT(SCIF1, 0x7c0), INTC_VECT(SCIF1, 0x7e0),
+ INTC_VECT(DMAC1, 0x880), INTC_VECT(DMAC1, 0x8a0),
+ INTC_VECT(DMAC1, 0x8c0), INTC_VECT(DMAC1, 0x8e0),
+ INTC_VECT(DMAC1, 0x900), INTC_VECT(DMAC1, 0x920),
+ INTC_VECT(DMAC1, 0x940),
+ INTC_VECT(HSPI, 0x960),
+ INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0),
+ INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0),
+ INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
+ INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
+ INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0),
+ INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0),
+ INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20),
+ INTC_VECT(SIOF, 0xc00),
+ INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20),
+ INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60),
+ INTC_VECT(DU, 0xd80),
+ INTC_VECT(GDTA, 0xda0), INTC_VECT(GDTA, 0xdc0),
+ INTC_VECT(GDTA, 0xde0),
+ INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
+ INTC_VECT(TMU5, 0xe40),
+ INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
+ INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0),
+ INTC_VECT(FLCTL, 0xf00), INTC_VECT(FLCTL, 0xf20),
+ INTC_VECT(FLCTL, 0xf40), INTC_VECT(FLCTL, 0xf60),
+ INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0),
+ INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0),
+};
+
+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 = {
+ { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
+ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+
+ { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
+ { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
+ IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
+ IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
+ IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
+ IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
+ IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
+ IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
+ IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
+
+ { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
+ { 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO,
+ FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB,
+ PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT,
+ SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } },
+};
+
+static struct intc_prio_reg prio_registers[] __initdata = {
+ { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
+ IRQ4, IRQ5, IRQ6, IRQ7 } },
+ { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
+ TMU2, TMU2_TICPI } },
+ { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } },
+ { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1,
+ SCIF2, SCIF3 } },
+ { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } },
+ { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } },
+ { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1,
+ PCISERR, PCIINTA } },
+ { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC,
+ PCIINTD, PCIC5 } },
+ { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } },
+ { 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } },
+ { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups,
+ mask_registers, prio_registers, NULL);
+
+/* Support for external interrupt pins in IRQ mode */
+
+static struct intc_vect vectors_irq0123[] __initdata = {
+ INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
+ INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
+};
+
+static struct intc_vect vectors_irq4567[] __initdata = {
+ INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
+ INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
+};
+
+static struct intc_sense_reg sense_registers[] __initdata = {
+ { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
+ IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static struct intc_mask_reg ack_registers[] __initdata = {
+ { 0xffd00024, 0, 32, /* INTREQ */
+ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
+};
+
+static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7785-irq0123",
+ vectors_irq0123, NULL, mask_registers,
+ prio_registers, sense_registers, ack_registers);
+
+static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7785-irq4567",
+ vectors_irq4567, NULL, mask_registers,
+ prio_registers, sense_registers, ack_registers);
+
+/* External interrupt pins in IRL mode */
+
+static struct intc_vect vectors_irl0123[] __initdata = {
+ INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
+ INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
+ INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
+ INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
+ INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
+ INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
+ INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
+ INTC_VECT(IRL0_HHHL, 0x3c0),
+};
+
+static struct intc_vect vectors_irl4567[] __initdata = {
+ INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
+ INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60),
+ INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0),
+ INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0),
+ INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20),
+ INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60),
+ INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0),
+ INTC_VECT(IRL4_HHHL, 0xcc0),
+};
+
+static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123,
+ NULL, mask_registers, NULL, NULL);
+
+static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567,
+ NULL, mask_registers, NULL, NULL);
+
+#define INTC_ICR0 0xffd00000
+#define INTC_INTMSK0 0xffd00044
+#define INTC_INTMSK1 0xffd00048
+#define INTC_INTMSK2 0xffd40080
+#define INTC_INTMSKCLR1 0xffd00068
+#define INTC_INTMSKCLR2 0xffd40084
+
+void __init plat_irq_setup(void)
+{
+ /* disable IRQ3-0 + IRQ7-4 */
+ __raw_writel(0xff000000, INTC_INTMSK0);
+
+ /* disable IRL3-0 + IRL7-4 */
+ __raw_writel(0xc0000000, INTC_INTMSK1);
+ __raw_writel(0xfffefffe, INTC_INTMSK2);
+
+ /* select IRL mode for IRL3-0 + IRL7-4 */
+ __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
+
+ /* disable holding function, ie enable "SH-4 Mode" */
+ __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
+
+ register_intc_controller(&intc_desc);
+}
+
+void __init plat_irq_setup_pins(int mode)
+{
+ switch (mode) {
+ case IRQ_MODE_IRQ7654:
+ /* select IRQ mode for IRL7-4 */
+ __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
+ register_intc_controller(&intc_desc_irq4567);
+ break;
+ case IRQ_MODE_IRQ3210:
+ /* select IRQ mode for IRL3-0 */
+ __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
+ register_intc_controller(&intc_desc_irq0123);
+ break;
+ case IRQ_MODE_IRL7654:
+ /* enable IRL7-4 but don't provide any masking */
+ __raw_writel(0x40000000, INTC_INTMSKCLR1);
+ __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
+ break;
+ case IRQ_MODE_IRL3210:
+ /* enable IRL0-3 but don't provide any masking */
+ __raw_writel(0x80000000, INTC_INTMSKCLR1);
+ __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
+ break;
+ case IRQ_MODE_IRL7654_MASK:
+ /* enable IRL7-4 and mask using cpu intc controller */
+ __raw_writel(0x40000000, INTC_INTMSKCLR1);
+ register_intc_controller(&intc_desc_irl4567);
+ break;
+ case IRQ_MODE_IRL3210_MASK:
+ /* enable IRL0-3 and mask using cpu intc controller */
+ __raw_writel(0x80000000, INTC_INTMSKCLR1);
+ register_intc_controller(&intc_desc_irl0123);
+ break;
+ default:
+ BUG();
+ }
+}
+
+void __init plat_mem_setup(void)
+{
+ /* Register the URAM space as Node 1 */
+ setup_bootmem_node(1, 0xe55f0000, 0xe5610000);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-09 01:22:09 +0000