From: Thor Thayer <tthayer@xxxxxxxxxx>
Add the Altera SDRAM controller bindings and device tree changes to the Altera SoC project.
Signed-off-by: Thor Thayer <tthayer@xxxxxxxxxx>
---
v2: Changes to SoC SDRAM EDAC code.
v3: Implement code suggestions for SDRAM EDAC code.
v4: Remove syscon from SDRAM controller bindings.
v5: No Change, bump version for consistency.
v6: Only map the ctrlcfg register as syscon.
v7: No change. Bump for consistency.
v8: No change. Bump for consistency.
---
.../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
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..5027026
--- /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 0x4>;
+ };
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 4676f25..310292e 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -682,6 +682,11 @@
clocks = <&l4_sp_clk>;
};
+ sdrctl@ffc25000 {
+ compatible = "altr,sdr-ctl", "syscon";
+ reg = <0xffc25000 0x4>;
+ };
+
rst: rstmgr@ffd05000 {
compatible = "altr,rst-mgr";
reg = <0xffd05000 0x1000>;
--
1.7.9.5
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