From: Andy Chiu <andy.chiu@sifive.com>
To: davem@davemloft.net, kuba@kernel.org, michal.simek@xilinx.com,
radhey.shyam.pandey@xilinx.com
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org,
pabeni@redhat.com, edumazet@google.com, andy.chiu@sifive.com,
greentime.hu@sifive.com
Subject: [PATCH net-next 2/2] dt-bindings: add mdio frequency description
Date: Thu, 20 Oct 2022 17:41:06 +0800 [thread overview]
Message-ID: <20221020094106.559266-3-andy.chiu@sifive.com> (raw)
In-Reply-To: <20221020094106.559266-1-andy.chiu@sifive.com>
Add a property to set mdio bus frequency at runtime by DT.
Signed-off-by: Andy Chiu <andy.chiu@sifive.com>
Reviewed-by: Greentime Hu <greentime.hu@sifive.com>
---
Documentation/devicetree/bindings/net/xilinx_axienet.txt | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/xilinx_axienet.txt b/Documentation/devicetree/bindings/net/xilinx_axienet.txt
index 1aa4c6006cd0..d78cf402aa2a 100644
--- a/Documentation/devicetree/bindings/net/xilinx_axienet.txt
+++ b/Documentation/devicetree/bindings/net/xilinx_axienet.txt
@@ -43,6 +43,9 @@ Optional properties:
support both 1000BaseX and SGMII modes. If set, the phy-mode
should be set to match the mode selected on core reset (i.e.
by the basex_or_sgmii core input line).
+- xlnx,mdio-freq: Define the clock frequency of the MDIO bus. If the property
+ does not pressent on the DT, then the mdio driver would use
+ the default 2.5 MHz clock, as mentioned on 802.3 spc.
- clock-names: Tuple listing input clock names. Possible clocks:
s_axi_lite_clk: Clock for AXI register slave interface
axis_clk: AXI4-Stream clock for TXD RXD TXC and RXS interfaces
--
2.36.0
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WARNING: multiple messages have this Message-ID (diff)
From: Andy Chiu <andy.chiu@sifive.com>
To: davem@davemloft.net, kuba@kernel.org, michal.simek@xilinx.com,
radhey.shyam.pandey@xilinx.com
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org,
pabeni@redhat.com, edumazet@google.com, andy.chiu@sifive.com,
greentime.hu@sifive.com
Subject: [PATCH net-next 2/2] dt-bindings: add mdio frequency description
Date: Thu, 20 Oct 2022 17:41:06 +0800 [thread overview]
Message-ID: <20221020094106.559266-3-andy.chiu@sifive.com> (raw)
In-Reply-To: <20221020094106.559266-1-andy.chiu@sifive.com>
Add a property to set mdio bus frequency at runtime by DT.
Signed-off-by: Andy Chiu <andy.chiu@sifive.com>
Reviewed-by: Greentime Hu <greentime.hu@sifive.com>
---
Documentation/devicetree/bindings/net/xilinx_axienet.txt | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/xilinx_axienet.txt b/Documentation/devicetree/bindings/net/xilinx_axienet.txt
index 1aa4c6006cd0..d78cf402aa2a 100644
--- a/Documentation/devicetree/bindings/net/xilinx_axienet.txt
+++ b/Documentation/devicetree/bindings/net/xilinx_axienet.txt
@@ -43,6 +43,9 @@ Optional properties:
support both 1000BaseX and SGMII modes. If set, the phy-mode
should be set to match the mode selected on core reset (i.e.
by the basex_or_sgmii core input line).
+- xlnx,mdio-freq: Define the clock frequency of the MDIO bus. If the property
+ does not pressent on the DT, then the mdio driver would use
+ the default 2.5 MHz clock, as mentioned on 802.3 spc.
- clock-names: Tuple listing input clock names. Possible clocks:
s_axi_lite_clk: Clock for AXI register slave interface
axis_clk: AXI4-Stream clock for TXD RXD TXC and RXS interfaces
--
2.36.0
next prev parent reply other threads:[~2022-10-20 9:46 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-20 9:41 [PATCH net-next 0/2] net:axienet: Add a DT property to configure frequency of the MDIO bus Andy Chiu
2022-10-20 9:41 ` Andy Chiu
2022-10-20 9:41 ` [PATCH net-next 1/2] net:xilinx_axi: set mdio frequency according to DT Andy Chiu
2022-10-20 9:41 ` Andy Chiu
2022-10-20 11:35 ` Alexander Stein
2022-10-20 11:35 ` Alexander Stein
2022-10-20 9:41 ` Andy Chiu [this message]
2022-10-20 9:41 ` [PATCH net-next 2/2] dt-bindings: add mdio frequency description Andy Chiu
2022-10-20 10:39 ` Michal Simek
2022-10-20 10:39 ` Michal Simek
2022-10-21 2:20 ` Rob Herring
2022-10-21 2:20 ` Rob Herring
2022-10-23 15:04 ` Andy Chiu
2022-10-23 15:04 ` Andy Chiu
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