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Kernel
提交 da107c6e 编写于 作者: M Magnus Damm 提交者： Paul Mundt
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sh: sh2a MTU2 platform data 

This patch adds MTU2 platform data for the following cpus:
 - sh7201 (3/5 channels)
 - sh7203/sh7263 (2/4 channels)
 - sh7206 (3/5 channels)
 - MXG (3/5 channels)
Signed-off-by: NMagnus Damm <damm@igel.co.jp>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>
上级 d5ed4c2e
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内联 并排
Showing with 405 addition and 1 deletion
arch/sh/Kconfig
浏览文件 @ da107c6e
...@@ -214,27 +214,32 @@ config CPU_SUBTYPE_SH7201 ...@@ -214,27 +214,32 @@ config CPU_SUBTYPE_SH7201
bool "Support SH7201 processor" bool "Support SH7201 processor"
select CPU_SH2A select CPU_SH2A
select CPU_HAS_FPU select CPU_HAS_FPU
select SYS_SUPPORTS_MTU2
config CPU_SUBTYPE_SH7203 config CPU_SUBTYPE_SH7203
bool "Support SH7203 processor" bool "Support SH7203 processor"
select CPU_SH2A select CPU_SH2A
select CPU_HAS_FPU select CPU_HAS_FPU
select SYS_SUPPORTS_CMT select SYS_SUPPORTS_CMT
select SYS_SUPPORTS_MTU2
config CPU_SUBTYPE_SH7206 config CPU_SUBTYPE_SH7206
bool "Support SH7206 processor" bool "Support SH7206 processor"
select CPU_SH2A select CPU_SH2A
select SYS_SUPPORTS_CMT select SYS_SUPPORTS_CMT
select SYS_SUPPORTS_MTU2
config CPU_SUBTYPE_SH7263 config CPU_SUBTYPE_SH7263
bool "Support SH7263 processor" bool "Support SH7263 processor"
select CPU_SH2A select CPU_SH2A
select CPU_HAS_FPU select CPU_HAS_FPU
select SYS_SUPPORTS_CMT select SYS_SUPPORTS_CMT
select SYS_SUPPORTS_MTU2
config CPU_SUBTYPE_MXG config CPU_SUBTYPE_MXG
bool "Support MX-G processor" bool "Support MX-G processor"
select CPU_SH2A select CPU_SH2A
select SYS_SUPPORTS_MTU2
help help
Select MX-G if running on an R8A03022BG part. Select MX-G if running on an R8A03022BG part.
......
arch/sh/kernel/cpu/sh2a/setup-mxg.c
浏览文件 @ da107c6e
...@@ -11,6 +11,7 @@ ...@@ -11,6 +11,7 @@
#include <linux/init.h> #include <linux/init.h>
#include <linux/serial.h> #include <linux/serial.h>
#include <linux/serial_sci.h> #include <linux/serial_sci.h>
#include <linux/sh_mtu2.h>
enum { enum {
UNUSED = 0, UNUSED = 0,
...@@ -24,7 +25,7 @@ enum { ...@@ -24,7 +25,7 @@ enum {
SCIF0, SCIF1, SCIF0, SCIF1,
MTU2_GROUP1, MTU2_GROUP2, MTU2_GROUP3, MTU2_GROUP4, MTU2_GROUP5 MTU2_GROUP1, MTU2_GROUP2, MTU2_GROUP3, MTU2_GROUP4, MTU2_GROUP5,
MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3B, MTU2_TGI3C,
/* interrupt groups */ /* interrupt groups */
...@@ -113,6 +114,99 @@ static struct intc_mask_reg mask_registers[] __initdata = { ...@@ -113,6 +114,99 @@ static struct intc_mask_reg mask_registers[] __initdata = {
static DECLARE_INTC_DESC(intc_desc, "mxg", vectors, groups, static DECLARE_INTC_DESC(intc_desc, "mxg", vectors, groups,
mask_registers, prio_registers, NULL); mask_registers, prio_registers, NULL);
static struct sh_mtu2_config mtu2_0_platform_data = {
.name = "MTU2_0",
.channel_offset = -0x80,
.timer_bit = 0,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_0_resources[] = {
[0] = {
.name = "MTU2_0",
.start = 0xff801300,
.end = 0xff801326,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 228,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_0_device = {
.name = "sh_mtu2",
.id = 0,
.dev = {
.platform_data = &mtu2_0_platform_data,
},
.resource = mtu2_0_resources,
.num_resources = ARRAY_SIZE(mtu2_0_resources),
};
static struct sh_mtu2_config mtu2_1_platform_data = {
.name = "MTU2_1",
.channel_offset = -0x100,
.timer_bit = 1,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_1_resources[] = {
[0] = {
.name = "MTU2_1",
.start = 0xff801380,
.end = 0xff801390,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 234,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_1_device = {
.name = "sh_mtu2",
.id = 1,
.dev = {
.platform_data = &mtu2_1_platform_data,
},
.resource = mtu2_1_resources,
.num_resources = ARRAY_SIZE(mtu2_1_resources),
};
static struct sh_mtu2_config mtu2_2_platform_data = {
.name = "MTU2_2",
.channel_offset = 0x80,
.timer_bit = 2,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_2_resources[] = {
[0] = {
.name = "MTU2_2",
.start = 0xff801000,
.end = 0xff80100a,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 240,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_2_device = {
.name = "sh_mtu2",
.id = 2,
.dev = {
.platform_data = &mtu2_2_platform_data,
},
.resource = mtu2_2_resources,
.num_resources = ARRAY_SIZE(mtu2_2_resources),
};
static struct plat_sci_port sci_platform_data[] = { static struct plat_sci_port sci_platform_data[] = {
{ {
.mapbase = 0xff804000, .mapbase = 0xff804000,
...@@ -134,6 +228,9 @@ static struct platform_device sci_device = { ...@@ -134,6 +228,9 @@ static struct platform_device sci_device = {
static struct platform_device *mxg_devices[] __initdata = { static struct platform_device *mxg_devices[] __initdata = {
&sci_device, &sci_device,
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
}; };
static int __init mxg_devices_setup(void) static int __init mxg_devices_setup(void)
...@@ -147,3 +244,15 @@ void __init plat_irq_setup(void) ...@@ -147,3 +244,15 @@ void __init plat_irq_setup(void)
{ {
register_intc_controller(&intc_desc); register_intc_controller(&intc_desc);
} }
static struct platform_device *mxg_early_devices[] __initdata = {
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
};
void __init plat_early_device_setup(void)
{
early_platform_add_devices(mxg_early_devices,
ARRAY_SIZE(mxg_early_devices));
}
arch/sh/kernel/cpu/sh2a/setup-sh7201.c
浏览文件 @ da107c6e
...@@ -12,6 +12,8 @@ ...@@ -12,6 +12,8 @@
#include <linux/init.h> #include <linux/init.h>
#include <linux/serial.h> #include <linux/serial.h>
#include <linux/serial_sci.h> #include <linux/serial_sci.h>
#include <linux/sh_mtu2.h>
#include <linux/io.h>
enum { enum {
UNUSED = 0, UNUSED = 0,
...@@ -249,9 +251,105 @@ static struct platform_device rtc_device = { ...@@ -249,9 +251,105 @@ static struct platform_device rtc_device = {
.resource = rtc_resources, .resource = rtc_resources,
}; };
static struct sh_mtu2_config mtu2_0_platform_data = {
.name = "MTU2_0",
.channel_offset = -0x80,
.timer_bit = 0,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_0_resources[] = {
[0] = {
.name = "MTU2_0",
.start = 0xfffe4300,
.end = 0xfffe4326,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 108,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_0_device = {
.name = "sh_mtu2",
.id = 0,
.dev = {
.platform_data = &mtu2_0_platform_data,
},
.resource = mtu2_0_resources,
.num_resources = ARRAY_SIZE(mtu2_0_resources),
};
static struct sh_mtu2_config mtu2_1_platform_data = {
.name = "MTU2_1",
.channel_offset = -0x100,
.timer_bit = 1,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_1_resources[] = {
[0] = {
.name = "MTU2_1",
.start = 0xfffe4380,
.end = 0xfffe4390,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 116,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_1_device = {
.name = "sh_mtu2",
.id = 1,
.dev = {
.platform_data = &mtu2_1_platform_data,
},
.resource = mtu2_1_resources,
.num_resources = ARRAY_SIZE(mtu2_1_resources),
};
static struct sh_mtu2_config mtu2_2_platform_data = {
.name = "MTU2_2",
.channel_offset = 0x80,
.timer_bit = 2,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_2_resources[] = {
[0] = {
.name = "MTU2_2",
.start = 0xfffe4000,
.end = 0xfffe400a,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 124,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_2_device = {
.name = "sh_mtu2",
.id = 2,
.dev = {
.platform_data = &mtu2_2_platform_data,
},
.resource = mtu2_2_resources,
.num_resources = ARRAY_SIZE(mtu2_2_resources),
};
static struct platform_device *sh7201_devices[] __initdata = { static struct platform_device *sh7201_devices[] __initdata = {
&sci_device, &sci_device,
&rtc_device, &rtc_device,
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
}; };
static int __init sh7201_devices_setup(void) static int __init sh7201_devices_setup(void)
...@@ -265,3 +363,20 @@ void __init plat_irq_setup(void) ...@@ -265,3 +363,20 @@ void __init plat_irq_setup(void)
{ {
register_intc_controller(&intc_desc); register_intc_controller(&intc_desc);
} }
static struct platform_device *sh7201_early_devices[] __initdata = {
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
};
#define STBCR3 0xfffe0408
void __init plat_early_device_setup(void)
{
/* enable MTU2 clock */
__raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3);
early_platform_add_devices(sh7201_early_devices,
ARRAY_SIZE(sh7201_early_devices));
}
arch/sh/kernel/cpu/sh2a/setup-sh7203.c
浏览文件 @ da107c6e
...@@ -12,6 +12,7 @@ ...@@ -12,6 +12,7 @@
#include <linux/serial.h> #include <linux/serial.h>
#include <linux/serial_sci.h> #include <linux/serial_sci.h>
#include <linux/sh_cmt.h> #include <linux/sh_cmt.h>
#include <linux/sh_mtu2.h>
#include <linux/io.h> #include <linux/io.h>
enum { enum {
...@@ -271,6 +272,68 @@ static struct platform_device cmt1_device = { ...@@ -271,6 +272,68 @@ static struct platform_device cmt1_device = {
.num_resources = ARRAY_SIZE(cmt1_resources), .num_resources = ARRAY_SIZE(cmt1_resources),
}; };
static struct sh_mtu2_config mtu2_0_platform_data = {
.name = "MTU2_0",
.channel_offset = -0x80,
.timer_bit = 0,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_0_resources[] = {
[0] = {
.name = "MTU2_0",
.start = 0xfffe4300,
.end = 0xfffe4326,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 146,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_0_device = {
.name = "sh_mtu2",
.id = 0,
.dev = {
.platform_data = &mtu2_0_platform_data,
},
.resource = mtu2_0_resources,
.num_resources = ARRAY_SIZE(mtu2_0_resources),
};
static struct sh_mtu2_config mtu2_1_platform_data = {
.name = "MTU2_1",
.channel_offset = -0x100,
.timer_bit = 1,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_1_resources[] = {
[0] = {
.name = "MTU2_1",
.start = 0xfffe4380,
.end = 0xfffe4390,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 153,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_1_device = {
.name = "sh_mtu2",
.id = 1,
.dev = {
.platform_data = &mtu2_1_platform_data,
},
.resource = mtu2_1_resources,
.num_resources = ARRAY_SIZE(mtu2_1_resources),
};
static struct resource rtc_resources[] = { static struct resource rtc_resources[] = {
[0] = { [0] = {
.start = 0xffff2000, .start = 0xffff2000,
...@@ -295,6 +358,8 @@ static struct platform_device *sh7203_devices[] __initdata = { ...@@ -295,6 +358,8 @@ static struct platform_device *sh7203_devices[] __initdata = {
&sci_device, &sci_device,
&cmt0_device, &cmt0_device,
&cmt1_device, &cmt1_device,
&mtu2_0_device,
&mtu2_1_device,
&rtc_device, &rtc_device,
}; };
...@@ -313,8 +378,11 @@ void __init plat_irq_setup(void) ...@@ -313,8 +378,11 @@ void __init plat_irq_setup(void)
static struct platform_device *sh7203_early_devices[] __initdata = { static struct platform_device *sh7203_early_devices[] __initdata = {
&cmt0_device, &cmt0_device,
&cmt1_device, &cmt1_device,
&mtu2_0_device,
&mtu2_1_device,
}; };
#define STBCR3 0xfffe0408
#define STBCR4 0xfffe040c #define STBCR4 0xfffe040c
void __init plat_early_device_setup(void) void __init plat_early_device_setup(void)
...@@ -322,6 +390,9 @@ void __init plat_early_device_setup(void) ...@@ -322,6 +390,9 @@ void __init plat_early_device_setup(void)
/* enable CMT clock */ /* enable CMT clock */
__raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4); __raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4);
/* enable MTU2 clock */
__raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3);
early_platform_add_devices(sh7203_early_devices, early_platform_add_devices(sh7203_early_devices,
ARRAY_SIZE(sh7203_early_devices)); ARRAY_SIZE(sh7203_early_devices));
} }
arch/sh/kernel/cpu/sh2a/setup-sh7206.c
浏览文件 @ da107c6e
...@@ -13,6 +13,7 @@ ...@@ -13,6 +13,7 @@
#include <linux/serial.h> #include <linux/serial.h>
#include <linux/serial_sci.h> #include <linux/serial_sci.h>
#include <linux/sh_cmt.h> #include <linux/sh_cmt.h>
#include <linux/sh_mtu2.h>
#include <linux/io.h> #include <linux/io.h>
enum { enum {
...@@ -231,10 +232,106 @@ static struct platform_device cmt1_device = { ...@@ -231,10 +232,106 @@ static struct platform_device cmt1_device = {
.num_resources = ARRAY_SIZE(cmt1_resources), .num_resources = ARRAY_SIZE(cmt1_resources),
}; };
static struct sh_mtu2_config mtu2_0_platform_data = {
.name = "MTU2_0",
.channel_offset = -0x80,
.timer_bit = 0,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_0_resources[] = {
[0] = {
.name = "MTU2_0",
.start = 0xfffe4300,
.end = 0xfffe4326,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 156,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_0_device = {
.name = "sh_mtu2",
.id = 0,
.dev = {
.platform_data = &mtu2_0_platform_data,
},
.resource = mtu2_0_resources,
.num_resources = ARRAY_SIZE(mtu2_0_resources),
};
static struct sh_mtu2_config mtu2_1_platform_data = {
.name = "MTU2_1",
.channel_offset = -0x100,
.timer_bit = 1,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_1_resources[] = {
[0] = {
.name = "MTU2_1",
.start = 0xfffe4380,
.end = 0xfffe4390,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 164,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_1_device = {
.name = "sh_mtu2",
.id = 1,
.dev = {
.platform_data = &mtu2_1_platform_data,
},
.resource = mtu2_1_resources,
.num_resources = ARRAY_SIZE(mtu2_1_resources),
};
static struct sh_mtu2_config mtu2_2_platform_data = {
.name = "MTU2_2",
.channel_offset = 0x80,
.timer_bit = 2,
.clk = "module_clk",
.clockevent_rating = 200,
};
static struct resource mtu2_2_resources[] = {
[0] = {
.name = "MTU2_2",
.start = 0xfffe4000,
.end = 0xfffe400a,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 180,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mtu2_2_device = {
.name = "sh_mtu2",
.id = 2,
.dev = {
.platform_data = &mtu2_2_platform_data,
},
.resource = mtu2_2_resources,
.num_resources = ARRAY_SIZE(mtu2_2_resources),
};
static struct platform_device *sh7206_devices[] __initdata = { static struct platform_device *sh7206_devices[] __initdata = {
&sci_device, &sci_device,
&cmt0_device, &cmt0_device,
&cmt1_device, &cmt1_device,
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
}; };
static int __init sh7206_devices_setup(void) static int __init sh7206_devices_setup(void)
...@@ -252,8 +349,12 @@ void __init plat_irq_setup(void) ...@@ -252,8 +349,12 @@ void __init plat_irq_setup(void)
static struct platform_device *sh7206_early_devices[] __initdata = { static struct platform_device *sh7206_early_devices[] __initdata = {
&cmt0_device, &cmt0_device,
&cmt1_device, &cmt1_device,
&mtu2_0_device,
&mtu2_1_device,
&mtu2_2_device,
}; };
#define STBCR3 0xfffe0408
#define STBCR4 0xfffe040c #define STBCR4 0xfffe040c
void __init plat_early_device_setup(void) void __init plat_early_device_setup(void)
...@@ -261,6 +362,9 @@ void __init plat_early_device_setup(void) ...@@ -261,6 +362,9 @@ void __init plat_early_device_setup(void)
/* enable CMT clock */ /* enable CMT clock */
__raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4); __raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4);
/* enable MTU2 clock */
__raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3);
early_platform_add_devices(sh7206_early_devices, early_platform_add_devices(sh7206_early_devices,
ARRAY_SIZE(sh7206_early_devices)); ARRAY_SIZE(sh7206_early_devices));
} }
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