On Thu, Jan 5, 2017 at 10:28 AM, Alan Tull <atull@xxxxxxxxxx> wrote:
> On Wed, Jan 4, 2017 at 6:21 PM, Dinh Nguyen <dinguyen@xxxxxxxxxx> wrote:
>> From: Alan Tull <atull@xxxxxxxxxxxxxxxxxxxxx>
>>
>> Add h2f and lwh2f bridges.
>> Add base FPGA Region to support DT overlays for FPGA programming.
>> Add l3regs.
>>
>> Signed-off-by: Alan Tull <atull@xxxxxxxxxxxxxxxxxxxxx>
>> Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
>> ---
>> arch/arm/boot/dts/socfpga.dtsi | 31 +++++++++++++++++++++++++++++++
>> 1 file changed, 31 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
>> index de29172..dccc281 100644
>> --- a/arch/arm/boot/dts/socfpga.dtsi
>> +++ b/arch/arm/boot/dts/socfpga.dtsi
>> @@ -93,6 +93,16 @@
>> };
>> };
>>
>> + base_fpga_region {
>> + compatible = "fpga-region";
>> + fpga-mgr = <&fpgamgr0>;
>> + fpga-bridges = <&fpga_bridge0>, <&fpga_bridge1>;
>
> Hi Dinh,
>
> We want to get rid of the 'fpga-bridges' line.
>
>> +
>> + #address-cells = <0x1>;
>> + #size-cells = <0x1>;
>> + ranges = <0 0xff200000 0x100000>;
>
> Should get rid of the ranges line here too. The 'fpga-bridges' and
> 'ranges' line can be added in the overlay.
>
> Alan
>
>> + };
>> +
>> can0: can@ffc00000 {
>> compatible = "bosch,d_can";
>> reg = <0xffc00000 0x1000>;
>> @@ -513,6 +523,22 @@
>> };
>> };
>>
>> + fpga_bridge0: fpga_bridge@ff400000 {
>> + compatible = "altr,socfpga-lwhps2fpga-bridge";
>> + reg = <0xff400000 0x100000>;
>> + resets = <&rst LWHPS2FPGA_RESET>;
>> + reset-names = "lwhps2fpga";
The driver doesn't need 'reset-names' here or below for fpga_bridge1.
>> + clocks = <&l4_main_clk>;
>> + };
>> +
>> + fpga_bridge1: fpga_bridge@ff500000 {
>> + compatible = "altr,socfpga-hps2fpga-bridge";
>> + reg = <0xff500000 0x10000>;
>> + resets = <&rst HPS2FPGA_RESET>;
>> + reset-names = "hps2fpga";
>> + clocks = <&l4_main_clk>;
>> + };
>> +
>> fpgamgr0: fpgamgr@ff706000 {
>> compatible = "altr,socfpga-fpga-mgr";
>> reg = <0xff706000 0x1000
>> @@ -694,6 +720,11 @@
>> arm,prefetch-offset = <7>;
>> };
>>
>> + l3regs@0xff800000 {
>> + compatible = "altr,l3regs", "syscon";
>> + reg = <0xff800000 0x1000>;
>> + };
>> +
>> mmc: dwmmc0@ff704000 {
>> compatible = "altr,socfpga-dw-mshc";
>> reg = <0xff704000 0x1000>;
>> --
>> 2.7.4
>>
>> --
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