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[PATCHv4,1/3] dts: socfpga: Add bindings for Altera SoC SDRAM controller

Message ID 1399937817-2202-2-git-send-email-tthayer@altera.com (mailing list archive)
State New, archived
Headers show

Commit Message

tthayer@altera.com May 12, 2014, 11:36 p.m. UTC 
From: Thor Thayer <tthayer@altera.com>

Addition of the Altera SDRAM controller bindings and device
tree changes to the Altera SoC project.

v2: Changes to SoC SDRAM EDAC code.

v3: Implement code suggestions for SDRAM EDAC code.

v4: Remove syscon from SDRAM controller bindings.

Signed-off-by: Thor Thayer <tthayer@altera.com>
---
 .../bindings/arm/altera/socfpga-sdram.txt          |   11 +++++++++++
 arch/arm/boot/dts/socfpga.dtsi                     |    5 +++++
 2 files changed, 16 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
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Patch

diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
new file mode 100644
index 0000000..8f8746b
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
@@ -0,0 +1,11 @@ 
+Altera SOCFPGA SDRAM Controller
+
+Required properties:
+- compatible : "altr,sdr-ctl";
+- reg : Should contain 1 register ranges(address and length)
+
+Example:
+	sdrctl@ffc25000 {
+		compatible = "altr,sdr-ctl";
+		reg = <0xffc25000 0x1000>;
+	};
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index df43702..6ce912e 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -676,6 +676,11 @@ 
 			clocks = <&l4_sp_clk>;
 		};
 
+		sdrctl@ffc25000 {
+			compatible = "altr,sdr-ctl", "syscon";
+			reg = <0xffc25000 0x1000>;
+		};
+
 		rstmgr@ffd05000 {
 			compatible = "altr,rst-mgr";
 			reg = <0xffd05000 0x1000>;