diff options
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/net/ethernet.txt | 6 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/net/stmmac.txt | 4 |
2 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/ethernet.txt b/Documentation/devicetree/bindings/net/ethernet.txt index 3fc3605..41b3f3f 100644 --- a/Documentation/devicetree/bindings/net/ethernet.txt +++ b/Documentation/devicetree/bindings/net/ethernet.txt @@ -19,6 +19,12 @@ The following properties are common to the Ethernet controllers: - phy: the same as "phy-handle" property, not recommended for new bindings. - phy-device: the same as "phy-handle" property, not recommended for new bindings. +- rx-fifo-depth: the size of the controller's receive fifo in bytes. This + is used for components that can have configurable receive fifo sizes, + and is useful for determining certain configuration settings such as + flow control thresholds. +- tx-fifo-depth: the size of the controller's transmit fifo in bytes. This + is used for components that can have configurable fifo sizes. Child nodes of the Ethernet controller are typically the individual PHY devices connected via the MDIO bus (sometimes the MDIO bus controller is separate). diff --git a/Documentation/devicetree/bindings/net/stmmac.txt b/Documentation/devicetree/bindings/net/stmmac.txt index 29aca85..f34fc3c 100644 --- a/Documentation/devicetree/bindings/net/stmmac.txt +++ b/Documentation/devicetree/bindings/net/stmmac.txt @@ -45,6 +45,8 @@ Optional properties: If not passed then the system clock will be used and this is fine on some platforms. - snps,burst_len: The AXI burst lenth value of the AXI BUS MODE register. +- tx-fifo-depth: See ethernet.txt file in the same directory +- rx-fifo-depth: See ethernet.txt file in the same directory Examples: @@ -59,6 +61,8 @@ Examples: phy-mode = "gmii"; snps,multicast-filter-bins = <256>; snps,perfect-filter-entries = <128>; + rx-fifo-depth = <16384>; + tx-fifo-depth = <16384>; clocks = <&clock>; clock-names = "stmmaceth"; }; |