forked from Minki/linux
549b5e358d
This plugs in all of the MSTP functions in to the clock framework, and hands them off to the platform devices that want them. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
531 lines
14 KiB
C
531 lines
14 KiB
C
/*
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* SH7785 Setup
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*
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* Copyright (C) 2007 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/io.h>
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#include <linux/mm.h>
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#include <linux/sh_timer.h>
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#include <asm/mmzone.h>
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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 = "tmu012_fck",
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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 = 28,
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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 = "tmu012_fck",
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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 = 29,
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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 = "tmu012_fck",
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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 = 30,
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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 = "tmu345_fck",
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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 = 0xffdc0008,
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.end = 0xffdc0013,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 96,
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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 = "tmu345_fck",
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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 = 0xffdc0014,
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.end = 0xffdc001f,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 97,
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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 = "tmu345_fck",
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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 = 0xffdc0020,
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.end = 0xffdc002b,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 98,
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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 plat_sci_port sci_platform_data[] = {
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{
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.mapbase = 0xffea0000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 40, 40, 40, 40 },
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.clk = "scif_fck",
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}, {
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.mapbase = 0xffeb0000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 44, 44, 44, 44 },
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.clk = "scif_fck",
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}, {
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.mapbase = 0xffec0000,
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.flags = UPF_BOOT_AUTOCONF,
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.type = PORT_SCIF,
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.irqs = { 60, 60, 60, 60 },
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.clk = "scif_fck",
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}, {
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.mapbase = 0xffed0000,
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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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.clk = "scif_fck",
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}, {
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.mapbase = 0xffee0000,
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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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.clk = "scif_fck",
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}, {
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.mapbase = 0xffef0000,
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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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.clk = "scif_fck",
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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 platform_device *sh7785_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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&sci_device,
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};
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static int __init sh7785_devices_setup(void)
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{
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return platform_add_devices(sh7785_devices,
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ARRAY_SIZE(sh7785_devices));
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}
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__initcall(sh7785_devices_setup);
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static struct platform_device *sh7785_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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};
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void __init plat_early_device_setup(void)
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{
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early_platform_add_devices(sh7785_early_devices,
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ARRAY_SIZE(sh7785_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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IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
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IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
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IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
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IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
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IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
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IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
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IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
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IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
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IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
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WDT, TMU0, TMU1, TMU2, TMU2_TICPI,
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HUDI, DMAC0, SCIF0, SCIF1, DMAC1, HSPI,
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SCIF2, SCIF3, SCIF4, SCIF5,
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PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
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SIOF, MMCIF, DU, GDTA,
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TMU3, TMU4, TMU5,
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SSI0, SSI1,
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HAC0, HAC1,
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FLCTL, GPIO,
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/* interrupt groups */
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TMU012, TMU345
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};
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static struct intc_vect vectors[] __initdata = {
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INTC_VECT(WDT, 0x560),
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INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0),
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INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0),
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INTC_VECT(HUDI, 0x600),
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INTC_VECT(DMAC0, 0x620), INTC_VECT(DMAC0, 0x640),
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INTC_VECT(DMAC0, 0x660), INTC_VECT(DMAC0, 0x680),
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INTC_VECT(DMAC0, 0x6a0), INTC_VECT(DMAC0, 0x6c0),
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INTC_VECT(DMAC0, 0x6e0),
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INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720),
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INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760),
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INTC_VECT(SCIF1, 0x780), INTC_VECT(SCIF1, 0x7a0),
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INTC_VECT(SCIF1, 0x7c0), INTC_VECT(SCIF1, 0x7e0),
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INTC_VECT(DMAC1, 0x880), INTC_VECT(DMAC1, 0x8a0),
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INTC_VECT(DMAC1, 0x8c0), INTC_VECT(DMAC1, 0x8e0),
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INTC_VECT(DMAC1, 0x900), INTC_VECT(DMAC1, 0x920),
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INTC_VECT(DMAC1, 0x940),
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INTC_VECT(HSPI, 0x960),
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INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0),
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INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0),
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INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
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INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
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INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0),
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INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0),
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INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20),
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INTC_VECT(SIOF, 0xc00),
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INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20),
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INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60),
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INTC_VECT(DU, 0xd80),
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INTC_VECT(GDTA, 0xda0), INTC_VECT(GDTA, 0xdc0),
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INTC_VECT(GDTA, 0xde0),
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INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
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INTC_VECT(TMU5, 0xe40),
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INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
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INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0),
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INTC_VECT(FLCTL, 0xf00), INTC_VECT(FLCTL, 0xf20),
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INTC_VECT(FLCTL, 0xf40), INTC_VECT(FLCTL, 0xf60),
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INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0),
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INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0),
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};
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static struct intc_group groups[] __initdata = {
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INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
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INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
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};
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static struct intc_mask_reg mask_registers[] __initdata = {
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{ 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
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{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
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{ 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
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{ IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
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IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
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IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
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IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
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IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
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IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
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IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
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IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
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{ 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
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{ 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO,
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FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB,
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PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT,
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SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } },
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};
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static struct intc_prio_reg prio_registers[] __initdata = {
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{ 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
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IRQ4, IRQ5, IRQ6, IRQ7 } },
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{ 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
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TMU2, TMU2_TICPI } },
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{ 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } },
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{ 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1,
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SCIF2, SCIF3 } },
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{ 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } },
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{ 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } },
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{ 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1,
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PCISERR, PCIINTA } },
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{ 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC,
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PCIINTD, PCIC5 } },
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{ 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } },
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{ 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } },
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{ 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } },
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};
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static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups,
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mask_registers, prio_registers, NULL);
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/* Support for external interrupt pins in IRQ mode */
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static struct intc_vect vectors_irq0123[] __initdata = {
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INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
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INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
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};
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static struct intc_vect vectors_irq4567[] __initdata = {
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INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
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INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
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};
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static struct intc_sense_reg sense_registers[] __initdata = {
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{ 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
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IRQ4, IRQ5, IRQ6, IRQ7 } },
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};
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static struct intc_mask_reg ack_registers[] __initdata = {
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{ 0xffd00024, 0, 32, /* INTREQ */
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{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
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};
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static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7785-irq0123",
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vectors_irq0123, NULL, mask_registers,
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prio_registers, sense_registers, ack_registers);
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static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7785-irq4567",
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vectors_irq4567, NULL, mask_registers,
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prio_registers, sense_registers, ack_registers);
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|
|
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/* External interrupt pins in IRL mode */
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|
|
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static struct intc_vect vectors_irl0123[] __initdata = {
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INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
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INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
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INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
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INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
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INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
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INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
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INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
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|
INTC_VECT(IRL0_HHHL, 0x3c0),
|
|
};
|
|
|
|
static struct intc_vect vectors_irl4567[] __initdata = {
|
|
INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
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|
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 */
|
|
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_IRQ7654:
|
|
/* select IRQ mode for IRL7-4 */
|
|
ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00400000, INTC_ICR0);
|
|
register_intc_controller(&intc_desc_irq4567);
|
|
break;
|
|
case IRQ_MODE_IRQ3210:
|
|
/* select IRQ mode for IRL3-0 */
|
|
ctrl_outl(ctrl_inl(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 */
|
|
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_desc_irl4567);
|
|
break;
|
|
case IRQ_MODE_IRL3210_MASK:
|
|
/* enable IRL0-3 and mask using cpu intc controller */
|
|
ctrl_outl(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);
|
|
}
|