diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/net/socfpga-dwmac.txt | 2 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/net/stmmac.txt | 25 | ||||
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 23 |
3 files changed, 40 insertions, 10 deletions
diff --git a/Documentation/devicetree/bindings/net/socfpga-dwmac.txt b/Documentation/devicetree/bindings/net/socfpga-dwmac.txt index 3a9d679..72d82d6 100644 --- a/Documentation/devicetree/bindings/net/socfpga-dwmac.txt +++ b/Documentation/devicetree/bindings/net/socfpga-dwmac.txt @@ -11,6 +11,8 @@ Required properties: designware version numbers documented in stmmac.txt - altr,sysmgr-syscon : Should be the phandle to the system manager node that encompasses the glue register, the register offset, and the register shift. + - altr,f2h_ptp_ref_clk use f2h_ptp_ref_clk instead of default eosc1 clock + for ptp ref clk. This affects all emacs as the clock is common. Optional properties: altr,emac-splitter: Should be the phandle to the emac splitter soft IP node if diff --git a/Documentation/devicetree/bindings/net/stmmac.txt b/Documentation/devicetree/bindings/net/stmmac.txt index f34fc3c..e862a92 100644 --- a/Documentation/devicetree/bindings/net/stmmac.txt +++ b/Documentation/devicetree/bindings/net/stmmac.txt @@ -35,18 +35,18 @@ Optional properties: - reset-names: Should contain the reset signal name "stmmaceth", if a reset phandle is given - max-frame-size: See ethernet.txt file in the same directory -- clocks: If present, the first clock should be the GMAC main clock and - the second clock should be peripheral's register interface clock. Further - clocks may be specified in derived bindings. -- clock-names: One name for each entry in the clocks property, the - first one should be "stmmaceth" and the second one should be "pclk". -- clk_ptp_ref: this is the PTP reference clock; in case of the PTP is - available this clock is used for programming the Timestamp Addend Register. - If not passed then the system clock will be used and this is fine on some - platforms. +- clocks: If present, the first clock should be the GMAC main clock + The optional second clock should be peripheral's register interface clock. + The third optional clock should be the ptp reference clock. + Further clocks may be specified in derived bindings. +- clock-names: One name for each entry in the clocks property. + The first one should be "stmmaceth". + The optional second one should be "pclk". + The optional third one should be "clk_ptp_ref". - 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 +- mdio: with compatible = "snps,dwmac-mdio", create and register mdio bus. Examples: @@ -65,4 +65,11 @@ Examples: tx-fifo-depth = <16384>; clocks = <&clock>; clock-names = "stmmaceth"; + mdio0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + phy1: ethernet-phy@0 { + }; + }; }; diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 2ea4c45..5de632e 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -1723,6 +1723,25 @@ addip_enable - BOOLEAN Default: 0 +pf_enable - INTEGER + Enable or disable pf (pf is short for potentially failed) state. A value + of pf_retrans > path_max_retrans also disables pf state. That is, one of + both pf_enable and pf_retrans > path_max_retrans can disable pf state. + Since pf_retrans and path_max_retrans can be changed by userspace + application, sometimes user expects to disable pf state by the value of + pf_retrans > path_max_retrans, but occasionally the value of pf_retrans + or path_max_retrans is changed by the user application, this pf state is + enabled. As such, it is necessary to add this to dynamically enable + and disable pf state. See: + https://datatracker.ietf.org/doc/draft-ietf-tsvwg-sctp-failover for + details. + + 1: Enable pf. + + 0: Disable pf. + + Default: 1 + addip_noauth_enable - BOOLEAN Dynamic Address Reconfiguration (ADD-IP) requires the use of authentication to protect the operations of adding or removing new @@ -1799,7 +1818,9 @@ pf_retrans - INTEGER having to reduce path_max_retrans to a very low value. See: http://www.ietf.org/id/draft-nishida-tsvwg-sctp-failover-05.txt for details. Note also that a value of pf_retrans > path_max_retrans - disables this feature + disables this feature. Since both pf_retrans and path_max_retrans can + be changed by userspace application, a variable pf_enable is used to + disable pf state. Default: 0 |