sh: Add memory chunks to SH-Mobile UIO devices

This patch adds physically contiguous memory chunks to the UIO devices.
The same strategy can be used in the future for the CEU as well.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

4 files changed, 40 insertions, 0 deletions

diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
index bcc4255acd84..79ce34e19a2e 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
@@ -66,6 +66,9 @@ static struct resource vpu_resources[] = {
 		.end	= 0xfe9022eb,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device vpu_device = {
@@ -91,6 +94,9 @@ static struct resource veu_resources[] = {
 		.end	= 0xfe9200b7,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu_device = {
@@ -132,6 +138,8 @@ static struct platform_device *sh7343_devices[] __initdata = {
 
 static int __init sh7343_devices_setup(void)
 {
+	platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20);
+	platform_resource_setup_memory(&veu_device, "veu", 2 << 20);
 	return platform_add_devices(sh7343_devices,
 				    ARRAY_SIZE(sh7343_devices));
 }
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
index 2a0fbc3ed9c2..7ee01757f3fe 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
@@ -48,6 +48,9 @@ static struct resource vpu_resources[] = {
 		.end	= 0xfe902807,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device vpu_device = {
@@ -73,6 +76,9 @@ static struct resource veu0_resources[] = {
 		.end	= 0xfe9200b7,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu0_device = {
@@ -98,6 +104,9 @@ static struct resource veu1_resources[] = {
 		.end	= 0xfe9240b7,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu1_device = {
@@ -139,6 +148,9 @@ static struct platform_device *sh7366_devices[] __initdata = {
 
 static int __init sh7366_devices_setup(void)
 {
+	platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20);
+	platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20);
+	platform_resource_setup_memory(&veu1_device, "veu1", 2 << 20);
 	return platform_add_devices(sh7366_devices,
 				    ARRAY_SIZE(sh7366_devices));
 }
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index 39854d9413cf..6015f842edad 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -73,6 +73,9 @@ static struct resource vpu_resources[] = {
 		.end	= 0xfe9022eb,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device vpu_device = {
@@ -98,6 +101,9 @@ static struct resource veu_resources[] = {
 		.end	= 0xfe9200b7,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu_device = {
@@ -152,6 +158,8 @@ static struct platform_device *sh7722_devices[] __initdata = {
 
 static int __init sh7722_devices_setup(void)
 {
+	platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20);
+	platform_resource_setup_memory(&veu_device, "veu", 2 << 20);
 	return platform_add_devices(sh7722_devices,
 				    ARRAY_SIZE(sh7722_devices));
 }
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index 1f3137ad0136..cb5e6f822e64 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -28,6 +28,9 @@ static struct resource vpu_resources[] = {
 		.end	= 0xfe902807,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device vpu_device = {
@@ -53,6 +56,9 @@ static struct resource veu0_resources[] = {
 		.end	= 0xfe92027b,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu0_device = {
@@ -78,6 +84,9 @@ static struct resource veu1_resources[] = {
 		.end	= 0xfe92427b,
 		.flags	= IORESOURCE_MEM,
 	},
+	[1] = {
+		/* place holder for contiguous memory */
+	},
 };
 
 static struct platform_device veu1_device = {
@@ -221,6 +230,9 @@ static struct platform_device *sh7723_devices[] __initdata = {
 
 static int __init sh7723_devices_setup(void)
 {
+	platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20);
+	platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20);
+	platform_resource_setup_memory(&veu1_device, "veu1", 2 << 20);
 	return platform_add_devices(sh7723_devices,
 				    ARRAY_SIZE(sh7723_devices));
 }