Altera FPGA To SDRAM Bridge Driver Required properties: - compatible : Should contain "altr,socfpga-fpga2sdram-bridge" Optional properties: - bridge-enable : 0 if driver should disable bridge at startup 1 if driver should enable bridge at startup Default is to leave bridge in current state. Example: fpga_bridge3: fpga-bridge@ffc25080 { compatible = "altr,socfpga-fpga2sdram-bridge"; reg = <0xffc25080 0x4>; bridge-enable = <0>; };