diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/cgroups/unified-hierarchy.txt | 4 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/bus/renesas,bsc.txt | 46 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/bus/simple-pm-bus.txt | 44 | ||||
-rw-r--r-- | Documentation/filesystems/dlmfs.txt | 4 | ||||
-rw-r--r-- | Documentation/filesystems/ocfs2.txt | 4 |
5 files changed, 96 insertions, 6 deletions
diff --git a/Documentation/cgroups/unified-hierarchy.txt b/Documentation/cgroups/unified-hierarchy.txt index 71daa35ec2d9..eb102fb72213 100644 --- a/Documentation/cgroups/unified-hierarchy.txt +++ b/Documentation/cgroups/unified-hierarchy.txt @@ -404,8 +404,8 @@ supported and the interface files "release_agent" and be understood as an underflow into the highest possible value, -2 or -10M etc. do not work, so it's not consistent. - memory.low, memory.high, and memory.max will use the string - "infinity" to indicate and set the highest possible value. + memory.low, memory.high, and memory.max will use the string "max" to + indicate and set the highest possible value. 5. Planned Changes diff --git a/Documentation/devicetree/bindings/bus/renesas,bsc.txt b/Documentation/devicetree/bindings/bus/renesas,bsc.txt new file mode 100644 index 000000000000..90e947269437 --- /dev/null +++ b/Documentation/devicetree/bindings/bus/renesas,bsc.txt @@ -0,0 +1,46 @@ +Renesas Bus State Controller (BSC) +================================== + +The Renesas Bus State Controller (BSC, sometimes called "LBSC within Bus +Bridge", or "External Bus Interface") can be found in several Renesas ARM SoCs. +It provides an external bus for connecting multiple external devices to the +SoC, driving several chip select lines, for e.g. NOR FLASH, Ethernet and USB. + +While the BSC is a fairly simple memory-mapped bus, it may be part of a PM +domain, and may have a gateable functional clock. +Before a device connected to the BSC can be accessed, the PM domain +containing the BSC must be powered on, and the functional clock +driving the BSC must be enabled. + +The bindings for the BSC extend the bindings for "simple-pm-bus". + + +Required properties + - compatible: Must contain an SoC-specific value, and "renesas,bsc" and + "simple-pm-bus" as fallbacks. + SoC-specific values can be: + "renesas,bsc-r8a73a4" for R-Mobile APE6 (r8a73a4) + "renesas,bsc-sh73a0" for SH-Mobile AG5 (sh73a0) + - #address-cells, #size-cells, ranges: Must describe the mapping between + parent address and child address spaces. + - reg: Must contain the base address and length to access the bus controller. + +Optional properties: + - interrupts: Must contain a reference to the BSC interrupt, if available. + - clocks: Must contain a reference to the functional clock, if available. + - power-domains: Must contain a reference to the PM domain, if available. + + +Example: + + bsc: bus@fec10000 { + compatible = "renesas,bsc-sh73a0", "renesas,bsc", + "simple-pm-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0x20000000>; + reg = <0xfec10000 0x400>; + interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&zb_clk>; + power-domains = <&pd_a4s>; + }; diff --git a/Documentation/devicetree/bindings/bus/simple-pm-bus.txt b/Documentation/devicetree/bindings/bus/simple-pm-bus.txt new file mode 100644 index 000000000000..d032237512c2 --- /dev/null +++ b/Documentation/devicetree/bindings/bus/simple-pm-bus.txt @@ -0,0 +1,44 @@ +Simple Power-Managed Bus +======================== + +A Simple Power-Managed Bus is a transparent bus that doesn't need a real +driver, as it's typically initialized by the boot loader. + +However, its bus controller is part of a PM domain, or under the control of a +functional clock. Hence, the bus controller's PM domain and/or clock must be +enabled for child devices connected to the bus (either on-SoC or externally) +to function. + +While "simple-pm-bus" follows the "simple-bus" set of properties, as specified +in ePAPR, it is not an extension of "simple-bus". + + +Required properties: + - compatible: Must contain at least "simple-pm-bus". + Must not contain "simple-bus". + It's recommended to let this be preceded by one or more + vendor-specific compatible values. + - #address-cells, #size-cells, ranges: Must describe the mapping between + parent address and child address spaces. + +Optional platform-specific properties for clock or PM domain control (at least +one of them is required): + - clocks: Must contain a reference to the functional clock(s), + - power-domains: Must contain a reference to the PM domain. +Please refer to the binding documentation for the clock and/or PM domain +providers for more details. + + +Example: + + bsc: bus@fec10000 { + compatible = "renesas,bsc-sh73a0", "renesas,bsc", + "simple-pm-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0x20000000>; + reg = <0xfec10000 0x400>; + interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&zb_clk>; + power-domains = <&pd_a4s>; + }; diff --git a/Documentation/filesystems/dlmfs.txt b/Documentation/filesystems/dlmfs.txt index 1b528b2ad809..fcf4d509d118 100644 --- a/Documentation/filesystems/dlmfs.txt +++ b/Documentation/filesystems/dlmfs.txt @@ -5,8 +5,8 @@ system. dlmfs is built with OCFS2 as it requires most of its infrastructure. -Project web page: http://oss.oracle.com/projects/ocfs2 -Tools web page: http://oss.oracle.com/projects/ocfs2-tools +Project web page: http://ocfs2.wiki.kernel.org +Tools web page: https://github.com/markfasheh/ocfs2-tools OCFS2 mailing lists: http://oss.oracle.com/projects/ocfs2/mailman/ All code copyright 2005 Oracle except when otherwise noted. diff --git a/Documentation/filesystems/ocfs2.txt b/Documentation/filesystems/ocfs2.txt index 28f8c08201e2..4c49e5410595 100644 --- a/Documentation/filesystems/ocfs2.txt +++ b/Documentation/filesystems/ocfs2.txt @@ -8,8 +8,8 @@ also make it attractive for non-clustered use. You'll want to install the ocfs2-tools package in order to at least get "mount.ocfs2" and "ocfs2_hb_ctl". -Project web page: http://oss.oracle.com/projects/ocfs2 -Tools web page: http://oss.oracle.com/projects/ocfs2-tools +Project web page: http://ocfs2.wiki.kernel.org +Tools git tree: https://github.com/markfasheh/ocfs2-tools OCFS2 mailing lists: http://oss.oracle.com/projects/ocfs2/mailman/ All code copyright 2005 Oracle except when otherwise noted. |