639 lines
16 KiB
C
639 lines
16 KiB
C
/*
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* SH7770 Setup
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*
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* Copyright (C) 2006 - 2008 Paul Mundt
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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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/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/io.h>
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static struct plat_sci_port sci_platform_data[] = {
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{
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.mapbase = 0xff923000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 61, 61, 61, 61 },
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}, {
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.mapbase = 0xff924000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 62, 62, 62, 62 },
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}, {
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.mapbase = 0xff925000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 63, 63, 63, 63 },
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}, {
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.mapbase = 0xff926000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 64, 64, 64, 64 },
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}, {
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.mapbase = 0xff927000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 65, 65, 65, 65 },
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}, {
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.mapbase = 0xff928000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 66, 66, 66, 66 },
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}, {
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.mapbase = 0xff929000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 67, 67, 67, 67 },
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}, {
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.mapbase = 0xff92a000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 68, 68, 68, 68 },
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}, {
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.mapbase = 0xff92b000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 69, 69, 69, 69 },
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}, {
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.mapbase = 0xff92c000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 70, 70, 70, 70 },
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}, {
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.flags = 0,
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}
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};
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static struct platform_device sci_device = {
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.name = "sh-sci",
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.id = -1,
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.dev = {
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.platform_data = sci_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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.name = "TMU0",
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.channel_offset = 0x04,
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.timer_bit = 0,
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.clk = "peripheral_clk",
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.clockevent_rating = 200,
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};
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static struct resource tmu0_resources[] = {
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[0] = {
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.name = "TMU0",
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.start = 0xffd80008,
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.end = 0xffd80013,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 16,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu0_device = {
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.name = "sh_tmu",
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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 sh_timer_config tmu1_platform_data = {
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.name = "TMU1",
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.channel_offset = 0x10,
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.timer_bit = 1,
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.clk = "peripheral_clk",
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.clocksource_rating = 200,
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};
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static struct resource tmu1_resources[] = {
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[0] = {
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.name = "TMU1",
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.start = 0xffd80014,
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.end = 0xffd8001f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 17,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu1_device = {
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.name = "sh_tmu",
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.id = 1,
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.dev = {
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.platform_data = &tmu1_platform_data,
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},
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.resource = tmu1_resources,
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.num_resources = ARRAY_SIZE(tmu1_resources),
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};
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static struct sh_timer_config tmu2_platform_data = {
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.name = "TMU2",
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.channel_offset = 0x1c,
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.timer_bit = 2,
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.clk = "peripheral_clk",
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};
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static struct resource tmu2_resources[] = {
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[0] = {
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.name = "TMU2",
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.start = 0xffd80020,
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.end = 0xffd8002f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 18,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu2_device = {
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.name = "sh_tmu",
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.id = 2,
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.dev = {
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.platform_data = &tmu2_platform_data,
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},
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.resource = tmu2_resources,
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.num_resources = ARRAY_SIZE(tmu2_resources),
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};
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static struct sh_timer_config tmu3_platform_data = {
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.name = "TMU3",
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.channel_offset = 0x04,
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.timer_bit = 0,
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.clk = "peripheral_clk",
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};
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static struct resource tmu3_resources[] = {
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[0] = {
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.name = "TMU3",
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.start = 0xffd81008,
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.end = 0xffd81013,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 19,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu3_device = {
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.name = "sh_tmu",
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.id = 3,
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.dev = {
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.platform_data = &tmu3_platform_data,
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},
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.resource = tmu3_resources,
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.num_resources = ARRAY_SIZE(tmu3_resources),
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};
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static struct sh_timer_config tmu4_platform_data = {
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.name = "TMU4",
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.channel_offset = 0x10,
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.timer_bit = 1,
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.clk = "peripheral_clk",
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};
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static struct resource tmu4_resources[] = {
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[0] = {
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.name = "TMU4",
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.start = 0xffd81014,
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.end = 0xffd8101f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 20,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu4_device = {
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.name = "sh_tmu",
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.id = 4,
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.dev = {
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.platform_data = &tmu4_platform_data,
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},
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.resource = tmu4_resources,
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.num_resources = ARRAY_SIZE(tmu4_resources),
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};
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static struct sh_timer_config tmu5_platform_data = {
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.name = "TMU5",
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.channel_offset = 0x1c,
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.timer_bit = 2,
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.clk = "peripheral_clk",
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};
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static struct resource tmu5_resources[] = {
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[0] = {
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.name = "TMU5",
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.start = 0xffd81020,
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.end = 0xffd8102f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 21,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu5_device = {
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.name = "sh_tmu",
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.id = 5,
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.dev = {
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.platform_data = &tmu5_platform_data,
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},
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.resource = tmu5_resources,
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.num_resources = ARRAY_SIZE(tmu5_resources),
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};
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static struct sh_timer_config tmu6_platform_data = {
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.name = "TMU6",
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.channel_offset = 0x04,
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.timer_bit = 0,
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.clk = "peripheral_clk",
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};
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static struct resource tmu6_resources[] = {
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[0] = {
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.name = "TMU6",
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.start = 0xffd82008,
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.end = 0xffd82013,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 22,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu6_device = {
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.name = "sh_tmu",
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.id = 6,
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.dev = {
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.platform_data = &tmu6_platform_data,
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},
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.resource = tmu6_resources,
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.num_resources = ARRAY_SIZE(tmu6_resources),
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};
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static struct sh_timer_config tmu7_platform_data = {
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.name = "TMU7",
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.channel_offset = 0x10,
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.timer_bit = 1,
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.clk = "peripheral_clk",
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};
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static struct resource tmu7_resources[] = {
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[0] = {
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.name = "TMU7",
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.start = 0xffd82014,
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.end = 0xffd8201f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 23,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu7_device = {
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.name = "sh_tmu",
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.id = 7,
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.dev = {
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.platform_data = &tmu7_platform_data,
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},
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.resource = tmu7_resources,
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.num_resources = ARRAY_SIZE(tmu7_resources),
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};
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static struct sh_timer_config tmu8_platform_data = {
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.name = "TMU8",
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.channel_offset = 0x1c,
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.timer_bit = 2,
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.clk = "peripheral_clk",
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};
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static struct resource tmu8_resources[] = {
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[0] = {
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.name = "TMU8",
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.start = 0xffd82020,
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.end = 0xffd8202b,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 24,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device tmu8_device = {
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.name = "sh_tmu",
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.id = 8,
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.dev = {
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.platform_data = &tmu8_platform_data,
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},
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.resource = tmu8_resources,
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.num_resources = ARRAY_SIZE(tmu8_resources),
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};
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static struct platform_device *sh7770_devices[] __initdata = {
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&tmu0_device,
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&tmu1_device,
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&tmu2_device,
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&tmu3_device,
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&tmu4_device,
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&tmu5_device,
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&tmu6_device,
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&tmu7_device,
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&tmu8_device,
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&sci_device,
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};
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static int __init sh7770_devices_setup(void)
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{
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return platform_add_devices(sh7770_devices,
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ARRAY_SIZE(sh7770_devices));
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}
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__initcall(sh7770_devices_setup);
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static struct platform_device *sh7770_early_devices[] __initdata = {
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&tmu0_device,
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&tmu1_device,
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&tmu2_device,
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&tmu3_device,
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&tmu4_device,
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&tmu5_device,
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&tmu6_device,
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&tmu7_device,
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&tmu8_device,
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};
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void __init plat_early_device_setup(void)
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{
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early_platform_add_devices(sh7770_early_devices,
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ARRAY_SIZE(sh7770_early_devices));
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}
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enum {
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UNUSED = 0,
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/* interrupt sources */
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IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
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IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
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IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
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IRL_HHLL, IRL_HHLH, IRL_HHHL,
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IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
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GPIO,
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TMU0, TMU1, TMU2, TMU2_TICPI,
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TMU3, TMU4, TMU5, TMU5_TICPI,
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TMU6, TMU7, TMU8,
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HAC, IPI, SPDIF, HUDI, I2C,
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DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
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I2S0, I2S1, I2S2, I2S3,
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SRC_RX, SRC_TX, SRC_SPDIF,
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DU, VIDEO_IN, REMOTE, YUV, USB, ATAPI, CAN, GPS, GFX2D,
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GFX3D_MBX, GFX3D_DMAC,
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EXBUS_ATA,
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SPI0, SPI1,
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SCIF089, SCIF1234, SCIF567,
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ADC,
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BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
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BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
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BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31,
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/* interrupt groups */
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TMU, DMAC, I2S, SRC, GFX3D, SPI, SCIF, BBDMAC,
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};
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static struct intc_vect vectors[] __initdata = {
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INTC_VECT(GPIO, 0x3e0),
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INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
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INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
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INTC_VECT(TMU3, 0x480), INTC_VECT(TMU4, 0x4a0),
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INTC_VECT(TMU5, 0x4c0), INTC_VECT(TMU5_TICPI, 0x4e0),
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INTC_VECT(TMU6, 0x500), INTC_VECT(TMU7, 0x520),
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INTC_VECT(TMU8, 0x540),
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INTC_VECT(HAC, 0x580), INTC_VECT(IPI, 0x5c0),
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INTC_VECT(SPDIF, 0x5e0),
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INTC_VECT(HUDI, 0x600), INTC_VECT(I2C, 0x620),
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INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660),
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INTC_VECT(DMAC0_DMINT2, 0x680),
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INTC_VECT(I2S0, 0x6a0), INTC_VECT(I2S1, 0x6c0),
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INTC_VECT(I2S2, 0x6e0), INTC_VECT(I2S3, 0x700),
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INTC_VECT(SRC_RX, 0x720), INTC_VECT(SRC_TX, 0x740),
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INTC_VECT(SRC_SPDIF, 0x760),
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INTC_VECT(DU, 0x780), INTC_VECT(VIDEO_IN, 0x7a0),
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INTC_VECT(REMOTE, 0x7c0), INTC_VECT(YUV, 0x7e0),
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INTC_VECT(USB, 0x840), INTC_VECT(ATAPI, 0x860),
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INTC_VECT(CAN, 0x880), INTC_VECT(GPS, 0x8a0),
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INTC_VECT(GFX2D, 0x8c0),
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INTC_VECT(GFX3D_MBX, 0x900), INTC_VECT(GFX3D_DMAC, 0x920),
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INTC_VECT(EXBUS_ATA, 0x940),
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INTC_VECT(SPI0, 0x960), INTC_VECT(SPI1, 0x980),
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INTC_VECT(SCIF089, 0x9a0), INTC_VECT(SCIF1234, 0x9c0),
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INTC_VECT(SCIF1234, 0x9e0), INTC_VECT(SCIF1234, 0xa00),
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INTC_VECT(SCIF1234, 0xa20), INTC_VECT(SCIF567, 0xa40),
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INTC_VECT(SCIF567, 0xa60), INTC_VECT(SCIF567, 0xa80),
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INTC_VECT(SCIF089, 0xaa0), INTC_VECT(SCIF089, 0xac0),
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INTC_VECT(ADC, 0xb20),
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INTC_VECT(BBDMAC_0_3, 0xba0), INTC_VECT(BBDMAC_0_3, 0xbc0),
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INTC_VECT(BBDMAC_0_3, 0xbe0), INTC_VECT(BBDMAC_0_3, 0xc00),
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INTC_VECT(BBDMAC_4_7, 0xc20), INTC_VECT(BBDMAC_4_7, 0xc40),
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INTC_VECT(BBDMAC_4_7, 0xc60), INTC_VECT(BBDMAC_4_7, 0xc80),
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INTC_VECT(BBDMAC_8_10, 0xca0), INTC_VECT(BBDMAC_8_10, 0xcc0),
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INTC_VECT(BBDMAC_8_10, 0xce0), INTC_VECT(BBDMAC_11_14, 0xd00),
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INTC_VECT(BBDMAC_11_14, 0xd20), INTC_VECT(BBDMAC_11_14, 0xd40),
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INTC_VECT(BBDMAC_11_14, 0xd60), INTC_VECT(BBDMAC_15_18, 0xd80),
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INTC_VECT(BBDMAC_15_18, 0xda0), INTC_VECT(BBDMAC_15_18, 0xdc0),
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INTC_VECT(BBDMAC_15_18, 0xde0), INTC_VECT(BBDMAC_19_22, 0xe00),
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INTC_VECT(BBDMAC_19_22, 0xe20), INTC_VECT(BBDMAC_19_22, 0xe40),
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INTC_VECT(BBDMAC_19_22, 0xe60), INTC_VECT(BBDMAC_23_26, 0xe80),
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INTC_VECT(BBDMAC_23_26, 0xea0), INTC_VECT(BBDMAC_23_26, 0xec0),
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INTC_VECT(BBDMAC_23_26, 0xee0), INTC_VECT(BBDMAC_27, 0xf00),
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INTC_VECT(BBDMAC_28, 0xf20), INTC_VECT(BBDMAC_29, 0xf40),
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|
INTC_VECT(BBDMAC_30, 0xf60), INTC_VECT(BBDMAC_31, 0xf80),
|
|
};
|
|
|
|
static struct intc_group groups[] __initdata = {
|
|
INTC_GROUP(TMU, TMU0, TMU1, TMU2, TMU2_TICPI, TMU3, TMU4, TMU5,
|
|
TMU5_TICPI, TMU6, TMU7, TMU8),
|
|
INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2),
|
|
INTC_GROUP(I2S, I2S0, I2S1, I2S2, I2S3),
|
|
INTC_GROUP(SRC, SRC_RX, SRC_TX, SRC_SPDIF),
|
|
INTC_GROUP(GFX3D, GFX3D_MBX, GFX3D_DMAC),
|
|
INTC_GROUP(SPI, SPI0, SPI1),
|
|
INTC_GROUP(SCIF, SCIF089, SCIF1234, SCIF567),
|
|
INTC_GROUP(BBDMAC,
|
|
BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
|
|
BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
|
|
BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31),
|
|
};
|
|
|
|
static struct intc_mask_reg mask_registers[] __initdata = {
|
|
{ 0xffe00040, 0xffe00044, 32, /* INT2MSKR / INT2MSKCR */
|
|
{ 0, BBDMAC, ADC, SCIF, SPI, EXBUS_ATA, GFX3D, GFX2D,
|
|
GPS, CAN, ATAPI, USB, YUV, REMOTE, VIDEO_IN, DU, SRC, I2S,
|
|
DMAC, I2C, HUDI, SPDIF, IPI, HAC, TMU, GPIO } },
|
|
};
|
|
|
|
static struct intc_prio_reg prio_registers[] __initdata = {
|
|
{ 0xffe00000, 0, 32, 8, /* INT2PRI0 */ { GPIO, TMU0, 0, HAC } },
|
|
{ 0xffe00004, 0, 32, 8, /* INT2PRI1 */ { IPI, SPDIF, HUDI, I2C } },
|
|
{ 0xffe00008, 0, 32, 8, /* INT2PRI2 */ { DMAC, I2S, SRC, DU } },
|
|
{ 0xffe0000c, 0, 32, 8, /* INT2PRI3 */ { VIDEO_IN, REMOTE, YUV, USB } },
|
|
{ 0xffe00010, 0, 32, 8, /* INT2PRI4 */ { ATAPI, CAN, GPS, GFX2D } },
|
|
{ 0xffe00014, 0, 32, 8, /* INT2PRI5 */ { 0, GFX3D, EXBUS_ATA, SPI } },
|
|
{ 0xffe00018, 0, 32, 8, /* INT2PRI6 */ { SCIF1234, SCIF567, SCIF089 } },
|
|
{ 0xffe0001c, 0, 32, 8, /* INT2PRI7 */ { ADC, 0, 0, BBDMAC_0_3 } },
|
|
{ 0xffe00020, 0, 32, 8, /* INT2PRI8 */
|
|
{ BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14, BBDMAC_15_18 } },
|
|
{ 0xffe00024, 0, 32, 8, /* INT2PRI9 */
|
|
{ BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27, BBDMAC_28 } },
|
|
{ 0xffe00028, 0, 32, 8, /* INT2PRI10 */
|
|
{ BBDMAC_29, BBDMAC_30, BBDMAC_31 } },
|
|
{ 0xffe0002c, 0, 32, 8, /* INT2PRI11 */
|
|
{ TMU1, TMU2, TMU2_TICPI, TMU3 } },
|
|
{ 0xffe00030, 0, 32, 8, /* INT2PRI12 */
|
|
{ TMU4, TMU5, TMU5_TICPI, TMU6 } },
|
|
{ 0xffe00034, 0, 32, 8, /* INT2PRI13 */
|
|
{ TMU7, TMU8 } },
|
|
};
|
|
|
|
static DECLARE_INTC_DESC(intc_desc, "sh7770", vectors, groups,
|
|
mask_registers, prio_registers, NULL);
|
|
|
|
/* Support for external interrupt pins in IRQ mode */
|
|
static struct intc_vect irq_vectors[] __initdata = {
|
|
INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
|
|
INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
|
|
INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
|
|
};
|
|
|
|
static struct intc_mask_reg irq_mask_registers[] __initdata = {
|
|
{ 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
|
|
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, } },
|
|
};
|
|
|
|
static struct intc_prio_reg irq_prio_registers[] __initdata = {
|
|
{ 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
|
|
IRQ4, IRQ5, } },
|
|
};
|
|
|
|
static struct intc_sense_reg irq_sense_registers[] __initdata = {
|
|
{ 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
|
|
IRQ4, IRQ5, } },
|
|
};
|
|
|
|
static DECLARE_INTC_DESC(intc_irq_desc, "sh7770-irq", irq_vectors,
|
|
NULL, irq_mask_registers, irq_prio_registers,
|
|
irq_sense_registers);
|
|
|
|
/* External interrupt pins in IRL mode */
|
|
static struct intc_vect irl_vectors[] __initdata = {
|
|
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[] __initdata = {
|
|
{ 0xffd40080, 0xffd40084, 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[] __initdata = {
|
|
{ 0xffd40080, 0xffd40084, 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, irl7654_mask_registers, NULL, NULL);
|
|
|
|
static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors,
|
|
NULL, irl3210_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 IRQ7-0 */
|
|
ctrl_outl(0xff000000, INTC_INTMSK0);
|
|
|
|
/* disable IRL3-0 + IRL7-4 */
|
|
ctrl_outl(0xc0000000, INTC_INTMSK1);
|
|
ctrl_outl(0xfffefffe, INTC_INTMSK2);
|
|
|
|
/* select IRL mode for IRL3-0 + IRL7-4 */
|
|
ctrl_outl(ctrl_inl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
|
|
|
|
/* disable holding function, ie enable "SH-4 Mode" */
|
|
ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00200000, INTC_ICR0);
|
|
|
|
register_intc_controller(&intc_desc);
|
|
}
|
|
|
|
void __init plat_irq_setup_pins(int mode)
|
|
{
|
|
switch (mode) {
|
|
case IRQ_MODE_IRQ:
|
|
/* select IRQ mode for IRL3-0 + IRL7-4 */
|
|
ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00c00000, INTC_ICR0);
|
|
register_intc_controller(&intc_irq_desc);
|
|
break;
|
|
case IRQ_MODE_IRL7654:
|
|
/* enable IRL7-4 but don't provide any masking */
|
|
ctrl_outl(0x40000000, INTC_INTMSKCLR1);
|
|
ctrl_outl(0x0000fffe, INTC_INTMSKCLR2);
|
|
break;
|
|
case IRQ_MODE_IRL3210:
|
|
/* enable IRL0-3 but don't provide any masking */
|
|
ctrl_outl(0x80000000, INTC_INTMSKCLR1);
|
|
ctrl_outl(0xfffe0000, INTC_INTMSKCLR2);
|
|
break;
|
|
case IRQ_MODE_IRL7654_MASK:
|
|
/* enable IRL7-4 and mask using cpu intc controller */
|
|
ctrl_outl(0x40000000, INTC_INTMSKCLR1);
|
|
register_intc_controller(&intc_irl7654_desc);
|
|
break;
|
|
case IRQ_MODE_IRL3210_MASK:
|
|
/* enable IRL0-3 and mask using cpu intc controller */
|
|
ctrl_outl(0x80000000, INTC_INTMSKCLR1);
|
|
register_intc_controller(&intc_irl3210_desc);
|
|
break;
|
|
default:
|
|
BUG();
|
|
}
|
|
}
|