[RFC,05/10] documentation/dt: Add mpu, dsp and iva bindings

Commit Message

Benoit Cousson Aug. 24, 2011, 1:09 p.m. UTC

Add documentation for the OMAP4 processors bindings.

Signed-off-by: Benoit Cousson <[e-mail]>
Cc: Randy Dunlap <[e-mail]>
---
 Documentation/devicetree/bindings/arm/omap/dsp.txt |   14 ++++++++
 Documentation/devicetree/bindings/arm/omap/iva.txt |   18 ++++++++++
 Documentation/devicetree/bindings/arm/omap/mpu.txt |   35 ++++++++++++++++++++
 3 files changed, 67 insertions(+), 0 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/arm/omap/dsp.txt
 create mode 100644 Documentation/devicetree/bindings/arm/omap/iva.txt
 create mode 100644 Documentation/devicetree/bindings/arm/omap/mpu.txt

Patch

diff --git a/Documentation/devicetree/bindings/arm/omap/dsp.txt b/Documentation/devicetree/bindings/arm/omap/dsp.txt
new file mode 100644
index 0000000..8fcd82c
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/omap/dsp.txt
@@ -0,0 +1,14 @@ 
+* TI - DSP (Digital Signal Processor)
+
+TI DSP included in OMAP SoC
+
+Required properties:
+- compatible : Should be "ti,c64" for OMAP3 & 4
+- hwmods: "dsp"
+
+Examples:
+
+dsp {
+    compatible = "ti,omap4-c64", "ti,c64";
+    hwmods = "dsp";
+};
diff --git a/Documentation/devicetree/bindings/arm/omap/iva.txt b/Documentation/devicetree/bindings/arm/omap/iva.txt
new file mode 100644
index 0000000..f428e88
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/omap/iva.txt
@@ -0,0 +1,18 @@ 
+* TI - IVA (Imaging and Video Accelerator) subsystem
+
+The IVA contain various audio, video or imaging HW accelerator
+depending of the version.
+
+Required properties:
+- compatible : Should be:
+  - "ti,ivahd", "ti,iva" for OMAP4
+  - "ti,iva2", "ti,iva" for OMAP3
+  - "ti,iva1", "ti,iva" for OMAP2
+- hwmods: "iva"
+
+Examples:
+
+iva {
+    compatible = "ti,ivahd", "ti,iva";
+    hwmods = "iva";
+};
diff --git a/Documentation/devicetree/bindings/arm/omap/mpu.txt b/Documentation/devicetree/bindings/arm/omap/mpu.txt
new file mode 100644
index 0000000..eadab5a
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/omap/mpu.txt
@@ -0,0 +1,35 @@ 
+* TI - MPU (Main Processor Unit) subsystem
+
+The MPU subsystem contain one or several ARM cores
+depending of the version.
+The MPU contain CPUs, GIC, L2 cache and a local PRCM.
+
+Required properties:
+- compatible : Should be "ti,omap4-mpu" for OMAP4
+- hwmods: "mpu"
+
+Examples:
+
+- For an OMAP4 SMP system:
+
+mpu {
+    compatible = "ti,omap4-mpu";
+    hwmods = "mpu";
+    cpu@0 {
+        compatible = "arm,cortex-a9";
+    };
+    cpu@1 {
+        compatible = "arm,cortex-a9";
+    };
+};
+
+
+- For an OMAP3 monocore system:
+
+mpu {
+    compatible = "ti,omap3-mpu";
+    hwmods = "mpu";
+    cpu@0 {
+        compatible = "arm,cortex-a8";
+    };
+};