On Sat, Jun 21, 2014 at 4:04 AM, Steffen Trumtrar
<s.trumtrar@xxxxxxxxxxxxxx> wrote:
> Hi!
>
> On Fri, Jun 20, 2014 at 06:22:01PM -0500, tthayer@xxxxxxxxxx wrote:
>> From: Thor Thayer <tthayer@xxxxxxxxxx>
>>
>> Addition of the Altera SDRAM Controller bindings and device tree changes.
>>
>> 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.
>>
>> Signed-off-by: Thor Thayer <tthayer@xxxxxxxxxx>
>> ---
>> .../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";
>
> Did you forget to add the syscon to the binding documentation?
>
Hi Steffen,
I guess I'm confused about when to use syscon. In my last series, I
was advised not to include syscon in the bindings but to use it in the
device tree. I had been including it in the binding document until
this patch.
Thanks,
Thor
>> + reg = <0xffc25000 0x4>;
>> + };
>> +
>> rst: rstmgr@ffd05000 {
>> compatible = "altr,rst-mgr";
>> reg = <0xffd05000 0x1000>;
>
> --
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