[PATCH 1/2] dts: socfpga: Add bindings for Altera SoC SDRAM controller

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Thor Thayer <tthayer@xxxxxxxxxx>

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

Signed-off-by: Thor Thayer <tthayer@xxxxxxxxxx>
To: Rob Herring <rob.herring@xxxxxxxxxxx>
To: Pawel Moll <pawel.moll@xxxxxxx>
To: Mark Rutland <mark.rutland@xxxxxxx>
To: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
To: Kumar Gala <galak@xxxxxxxxxxxxxx>
To: Rob Landley <rob@xxxxxxxxxxx>
To: Russell King <linux@xxxxxxxxxxxxxxxx>
To: Dinh Nguyen <dinguyen@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-doc@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
---
 .../bindings/arm/altera/socfpga-sdram.txt          |   14 ++++++++++++++
 arch/arm/boot/dts/socfpga.dtsi                     |    5 +++++
 2 files changed, 19 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..351ab7b
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
@@ -0,0 +1,14 @@
+Altera SOCFPGA SDRAM Controller
+
+Required properties:
+- compatible : "altr,sdr-ctl", "syscon";
+                Note that syscon is invoked for this device to support the FPGA
+		bridge driver and possibly other devices in the future.  See
+		also Documentation/devicetree/bindings/mfd/syscon.txt
+- reg : Should contain 1 register ranges(address and length)
+
+Example:
+	sdrctl@0xffc25000 {
+		compatible = "altr,sdr-ctl", "syscon";
+		reg = <0xffc25000 0x1000>;
+	};
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 9e78c1d..3634de7 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -528,6 +528,11 @@
 			reg-io-width = <4>;
 		};
 
+		sdrctl@0xffc25000 {
+			compatible = "altr,sdr-ctl", "syscon";
+			reg = <0xffc25000 0x1000>;
+		};
+
 		rstmgr@ffd05000 {
 			compatible = "altr,rst-mgr";
 			reg = <0xffd05000 0x1000>;
-- 
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-doc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux