diff options
Diffstat (limited to 'target/linux/omap/patches-3.12/808-ARM_dts_AM33xx_Add_RNG_node.patch')
| -rw-r--r-- | target/linux/omap/patches-3.12/808-ARM_dts_AM33xx_Add_RNG_node.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/target/linux/omap/patches-3.12/808-ARM_dts_AM33xx_Add_RNG_node.patch b/target/linux/omap/patches-3.12/808-ARM_dts_AM33xx_Add_RNG_node.patch new file mode 100644 index 0000000000..8b3603f74e --- /dev/null +++ b/target/linux/omap/patches-3.12/808-ARM_dts_AM33xx_Add_RNG_node.patch @@ -0,0 +1,60 @@ +From ed845d6b78bf32b396f7f1278eed0b87446934b1 Mon Sep 17 00:00:00 2001 +From: Lokesh Vutla <lokeshvutla@ti.com> +Date: Thu, 29 Aug 2013 12:52:09 +0000 +Subject: ARM: dts: AM33xx: Add RNG node + +Add the AM33xx RNG module's device tree data. +Also add Documentation file describing the data +for the RNG module. + +Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> +Signed-off-by: Tony Lindgren <tony@atomide.com> +--- +diff --git a/Documentation/devicetree/bindings/hwrng/omap_rng.txt b/Documentation/devicetree/bindings/hwrng/omap_rng.txt +new file mode 100644 +index 0000000..6a62acd +--- /dev/null ++++ b/Documentation/devicetree/bindings/hwrng/omap_rng.txt +@@ -0,0 +1,22 @@ ++OMAP SoC HWRNG Module ++ ++Required properties: ++ ++- compatible : Should contain entries for this and backward compatible ++ RNG versions: ++ - "ti,omap2-rng" for OMAP2. ++ - "ti,omap4-rng" for OMAP4, OMAP5 and AM33XX. ++ Note that these two versions are incompatible. ++- ti,hwmods: Name of the hwmod associated with the RNG module ++- reg : Offset and length of the register set for the module ++- interrupts : the interrupt number for the RNG module. ++ Only used for "ti,omap4-rng". ++ ++Example: ++/* AM335x */ ++rng: rng@48310000 { ++ compatible = "ti,omap4-rng"; ++ ti,hwmods = "rng"; ++ reg = <0x48310000 0x2000>; ++ interrupts = <111>; ++}; +diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi +index 9ae258e..fcb9c8e 100644 +--- a/arch/arm/boot/dts/am33xx.dtsi ++++ b/arch/arm/boot/dts/am33xx.dtsi +@@ -750,5 +750,12 @@ + <&edma 11>; + dma-names = "tx", "rx"; + }; ++ ++ rng: rng@48310000 { ++ compatible = "ti,omap4-rng"; ++ ti,hwmods = "rng"; ++ reg = <0x48310000 0x2000>; ++ interrupts = <111>; ++ }; + + }; + }; +-- +cgit v0.9.2 |