diff options
| author | Dylan Hung <dylan_hung@aspeedtech.com> | 2021-12-09 10:12:26 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2022-01-18 12:48:17 -0500 |
| commit | abc75897caee34f150a710109107236e76c5d8a3 (patch) | |
| tree | 7d47da4ee87ad4d19196232652887c378482c97e | |
| parent | ac4fda7bc2764af45dd9269c3c8d3375000d330e (diff) | |
ARM: dts: ast2600: Add MDIO devices
There are 4 MDIO bus controllers in AST2600 SOC. Each of them can
connect to one or more PHY chips and is flexible to work with the 4 MAC
devices in AST2600. On AST2600 EVB, MDIO 0,1,2,3 connect to the PHY
chips used by MAC 0,1,2,3 respectively.
Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
| -rw-r--r-- | arch/arm/dts/ast2600-evb.dts | 68 | ||||
| -rw-r--r-- | arch/arm/dts/ast2600.dtsi | 46 |
2 files changed, 109 insertions, 5 deletions
diff --git a/arch/arm/dts/ast2600-evb.dts b/arch/arm/dts/ast2600-evb.dts index 05362d19bd..c17988ec3c 100644 --- a/arch/arm/dts/ast2600-evb.dts +++ b/arch/arm/dts/ast2600-evb.dts @@ -163,6 +163,74 @@ pinctrl-0 = <&pinctrl_i2c9_default>; }; +&mdio0 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + ethphy0: ethernet-phy@0 { + reg = <0>; + }; +}; + +&mdio1 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + ethphy1: ethernet-phy@0 { + reg = <0>; + }; +}; + +&mdio2 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + ethphy2: ethernet-phy@0 { + reg = <0>; + }; +}; + +&mdio3 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + ethphy3: ethernet-phy@0 { + reg = <0>; + }; +}; + +&mac0 { + status = "okay"; + phy-mode = "rgmii-rxid"; + phy-handle = <ðphy0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii1_default>; +}; + +&mac1 { + status = "okay"; + phy-mode = "rgmii-rxid"; + phy-handle = <ðphy1>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii2_default>; +}; + +&mac2 { + status = "okay"; + phy-mode = "rgmii"; + phy-handle = <ðphy2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii3_default>; +}; + +&mac3 { + status = "okay"; + phy-mode = "rgmii"; + phy-handle = <ðphy3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii4_default>; +}; + &scu { mac0-clk-delay = <0x1d 0x1c 0x10 0x17 diff --git a/arch/arm/dts/ast2600.dtsi b/arch/arm/dts/ast2600.dtsi index 31905fd208..98840ce7b0 100644 --- a/arch/arm/dts/ast2600.dtsi +++ b/arch/arm/dts/ast2600.dtsi @@ -210,11 +210,47 @@ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>; }; - mdio: ethernet@1e650000 { - compatible = "aspeed,aspeed-mdio"; - reg = <0x1e650000 0x40>; - resets = <&rst ASPEED_RESET_MII>; - status = "disabled"; + mdio: bus@1e650000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1e650000 0x100>; + + mdio0: mdio@0 { + compatible = "aspeed,ast2600-mdio"; + reg = <0 0x8>; + resets = <&rst ASPEED_RESET_MII>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mdio1_default>; + status = "disabled"; + }; + + mdio1: mdio@8 { + compatible = "aspeed,ast2600-mdio"; + reg = <0x8 0x8>; + resets = <&rst ASPEED_RESET_MII>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mdio2_default>; + status = "disabled"; + }; + + mdio2: mdio@10 { + compatible = "aspeed,ast2600-mdio"; + reg = <0x10 0x8>; + resets = <&rst ASPEED_RESET_MII>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mdio3_default>; + status = "disabled"; + }; + + mdio3: mdio@18 { + compatible = "aspeed,ast2600-mdio"; + reg = <0x18 0x8>; + resets = <&rst ASPEED_RESET_MII>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mdio4_default>; + status = "disabled"; + }; }; mac0: ftgmac@1e660000 { |