From: Romain Perier <romain.perier@gmail.com> To: heiko@sntech.de Cc: linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, arnd@arndb.de Subject: [PATCH 2/4] dt-bindings: Document EMAC Rockchip Date: Wed, 3 Sep 2014 10:27:14 +0000 [thread overview] Message-ID: <1409740036-8117-2-git-send-email-romain.perier@gmail.com> (raw) In-Reply-To: <1409740036-8117-1-git-send-email-romain.perier@gmail.com> This adds the necessary binding documentation for the EMAC Rockchip platform driver found in RK3066 and RK3188 SoCs. Signed-off-by: Romain Perier <romain.perier@gmail.com> --- .../devicetree/bindings/net/emac_rockchip.txt | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/emac_rockchip.txt diff --git a/Documentation/devicetree/bindings/net/emac_rockchip.txt b/Documentation/devicetree/bindings/net/emac_rockchip.txt new file mode 100644 index 0000000..d3242e4 --- /dev/null +++ b/Documentation/devicetree/bindings/net/emac_rockchip.txt @@ -0,0 +1,53 @@ +* ARC EMAC 10/100 Ethernet platform driver for Rockchip Rk3066/RK3188 SoCs + +Required properties: +- compatible: Should be "rockchip,rk3066-emac" or "rockchip,rk3188-emac" + according to the target SoC. +- reg: Address and length of the register set for the device +- interrupts: Should contain the EMAC interrupts +- pinctrl-names: pin control state name ("default"). +- pinctrl-0: pin control group list of phandle. It must contain + pin control groups for communication with the phy and for the mii bus. +- rockchip,grf: phandle to the syscon grf used to control speed and mode + for emac. +- phy: see ethernet.txt file in the same directory. +- phy-mode: see ethernet.txt file in the same directory. + +Optional properties: +- phy-supply: phandle to a regulator if the PHY needs one + +Clock handling: +- The host clock is needed to calculate and set polling period of EMAC. + It must be provided by the clock "hclk". +- The reference clock is needed to get/set data from phy at the right frequency, + according to its "phy-mode". It must be provided by the clock "macref". + +Child nodes of the driver are the individual PHY devices connected to the +MDIO bus. They must have a "reg" property given the PHY address on the MDIO bus. + +Examples: + +ethernet@10204000 { + compatible = "rockchip,rk3188-emac"; + reg = <0xc0fc2000 0x3c>; + interrupts = <6>; + mac-address = [ 00 11 22 33 44 55 ]; + + clocks = <&cru HCLK_EMAC>, <&cru SCLK_MAC>; + clock-names = "hclk", "macref"; + + pinctrl-names = "default"; + pinctrl-0 = <&emac_xfer>, <&emac_mdio>, <&phy_int>; + + rockchip,grf = <&grf>; + + phy = <&phy0>; + phy-mode = "rmii"; + phy-supply = <&vcc_rmii>; + + #address-cells = <1>; + #size-cells = <0>; + phy0: ethernet-phy@0 { + reg = <1>; + }; +}; -- 1.9.1
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From: romain.perier@gmail.com (Romain Perier) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/4] dt-bindings: Document EMAC Rockchip Date: Wed, 3 Sep 2014 10:27:14 +0000 [thread overview] Message-ID: <1409740036-8117-2-git-send-email-romain.perier@gmail.com> (raw) In-Reply-To: <1409740036-8117-1-git-send-email-romain.perier@gmail.com> This adds the necessary binding documentation for the EMAC Rockchip platform driver found in RK3066 and RK3188 SoCs. Signed-off-by: Romain Perier <romain.perier@gmail.com> --- .../devicetree/bindings/net/emac_rockchip.txt | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/emac_rockchip.txt diff --git a/Documentation/devicetree/bindings/net/emac_rockchip.txt b/Documentation/devicetree/bindings/net/emac_rockchip.txt new file mode 100644 index 0000000..d3242e4 --- /dev/null +++ b/Documentation/devicetree/bindings/net/emac_rockchip.txt @@ -0,0 +1,53 @@ +* ARC EMAC 10/100 Ethernet platform driver for Rockchip Rk3066/RK3188 SoCs + +Required properties: +- compatible: Should be "rockchip,rk3066-emac" or "rockchip,rk3188-emac" + according to the target SoC. +- reg: Address and length of the register set for the device +- interrupts: Should contain the EMAC interrupts +- pinctrl-names: pin control state name ("default"). +- pinctrl-0: pin control group list of phandle. It must contain + pin control groups for communication with the phy and for the mii bus. +- rockchip,grf: phandle to the syscon grf used to control speed and mode + for emac. +- phy: see ethernet.txt file in the same directory. +- phy-mode: see ethernet.txt file in the same directory. + +Optional properties: +- phy-supply: phandle to a regulator if the PHY needs one + +Clock handling: +- The host clock is needed to calculate and set polling period of EMAC. + It must be provided by the clock "hclk". +- The reference clock is needed to get/set data from phy at the right frequency, + according to its "phy-mode". It must be provided by the clock "macref". + +Child nodes of the driver are the individual PHY devices connected to the +MDIO bus. They must have a "reg" property given the PHY address on the MDIO bus. + +Examples: + +ethernet at 10204000 { + compatible = "rockchip,rk3188-emac"; + reg = <0xc0fc2000 0x3c>; + interrupts = <6>; + mac-address = [ 00 11 22 33 44 55 ]; + + clocks = <&cru HCLK_EMAC>, <&cru SCLK_MAC>; + clock-names = "hclk", "macref"; + + pinctrl-names = "default"; + pinctrl-0 = <&emac_xfer>, <&emac_mdio>, <&phy_int>; + + rockchip,grf = <&grf>; + + phy = <&phy0>; + phy-mode = "rmii"; + phy-supply = <&vcc_rmii>; + + #address-cells = <1>; + #size-cells = <0>; + phy0: ethernet-phy at 0 { + reg = <1>; + }; +}; -- 1.9.1
next prev parent reply other threads:[~2014-09-03 10:25 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-09-03 10:27 [PATCH v4 1/4] ethernet: arc: Add support for Rockchip SoC layer device tree bindings Romain Perier 2014-09-03 10:27 ` Romain Perier 2014-09-03 10:27 ` Romain Perier [this message] 2014-09-03 10:27 ` [PATCH 2/4] dt-bindings: Document EMAC Rockchip Romain Perier 2014-09-03 14:26 ` Heiko Stübner 2014-09-03 14:26 ` Heiko Stübner 2014-09-03 10:27 ` [PATCH 3/4] ARM: dts: Add emac nodes to the rk3188 device tree Romain Perier 2014-09-03 10:27 ` Romain Perier 2014-09-03 10:27 ` [PATCH 4/4] ARM: dts: Enable emac node on the rk3188-radxarock boards Romain Perier 2014-09-03 10:27 ` Romain Perier 2014-09-03 15:29 ` Naoki FUKAUMI 2014-09-03 15:29 ` Naoki FUKAUMI 2014-09-03 16:37 ` PERIER Romain 2014-09-03 16:37 ` PERIER Romain 2014-09-03 17:45 ` Arnd Bergmann 2014-09-03 17:45 ` Arnd Bergmann 2014-09-03 10:42 ` [PATCH v4 1/4] ethernet: arc: Add support for Rockchip SoC layer device tree bindings Varka Bhadram 2014-09-03 10:42 ` Varka Bhadram 2014-09-03 11:14 ` Arnd Bergmann 2014-09-03 11:14 ` Arnd Bergmann 2014-09-03 12:20 ` Heiko Stübner 2014-09-03 12:20 ` Heiko Stübner 2014-09-03 12:50 ` Arnd Bergmann 2014-09-03 12:50 ` Arnd Bergmann
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