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authorLinus Torvalds <torvalds@linux-foundation.org>2016-12-15 11:49:41 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-15 11:49:41 -0800
commit6df8b74b1720db1133ace0861cb6721bfe57819a (patch)
tree9bf00c9a75cd52a0917bbd6ff5ff4a693b3b8f0a /Documentation/devicetree/bindings/fpga/altera-fpga2sdram-bridge.txt
parent57d64e6f5fac7b47dd03487f5f2670a7f0c67335 (diff)
parent61eb3a04f9789c5e4f7498a2f171b82a567cea6b (diff)
Merge tag 'devicetree-for-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull DeviceTree updates from Rob Herring: - add various vendor prefixes. - fix NUMA node handling when "numa=off" is passed on kernel command line. - coding style Clean-up of overlay handling code. - DocBook fixes in DT platform driver code - Altera SoCFPGA binding addtions for freeze bridge, arria10 FPGA manager and FPGA bridges. - a couple of printk message fixes. * tag 'devicetree-for-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (33 commits) dt: pwm: bcm2835: fix typo in clocks property name devicetree: add vendor prefix for National Instruments Revert "of: base: add support to get machine model name" of: Fix issue where code would fall through to error case. drivers/of: fix missing pr_cont()s in of_print_phandle_args devicetree: bindings: Add vendor prefix for Oki devicetree: bindings: Add vendor prefix for Andes Technology Corporation dt-bindings: add MYIR Tech hardware vendor prefix add bindings document for altera freeze bridge ARM: socfpga: add bindings doc for arria10 fpga manager ARM: socfpga: add bindings document for fpga bridge drivers of: base: add support to get machine model name of/platform: clarify of_find_device_by_node refcounting of/platform: fix of_platform_device_destroy comment of: Remove unused variable overlay_symbols of: Move setting of pointer to beside test for non-null of: Add back an error message, restructured of: Update comments to reflect changes and increase clarity of: Remove redundant size check of: Update structure of code to be clearer, also remove BUG_ON() ...
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+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>;
+ };