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| author | Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> | 2024-07-01 16:50:12 +0200 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2024-08-23 15:42:21 +0200 |
| commit | 3d8e475bd7a724a97cffebcaae7230abae2ca170 (patch) | |
| tree | ae315bc98ce8142e27f069d4f5aee0ad15fde1b6 | |
| parent | arm64: dts: renesas: r8a779g0: R-Car Ethernet TSN support (diff) | |
| download | linux-3d8e475bd7a724a97cffebcaae7230abae2ca170.tar.gz linux-3d8e475bd7a724a97cffebcaae7230abae2ca170.zip | |
arm64: dts: renesas: white-hawk-single: Wire-up Ethernet TSN
On the V4H White Hawk Single board as opposed to the Quad board the
Ethernet TSN is wired up to a PHY (Marvel 88Q2110/QFN40). Wire up the
connection and enable the TSN0.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20240701145012.2342868-3-niklas.soderlund+renesas@ragnatech.se
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a779g2-white-hawk-single.dts | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a779g2-white-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779g2-white-hawk-single.dts index 2f79e5a61248..50a428572d9b 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g2-white-hawk-single.dts +++ b/arch/arm64/boot/dts/renesas/r8a779g2-white-hawk-single.dts @@ -24,3 +24,54 @@ groups = "hscif0_data", "hscif0_ctrl"; function = "hscif0"; }; + +&pfc { + tsn0_pins: tsn0 { + mux { + groups = "tsn0_link", "tsn0_mdio", "tsn0_rgmii", + "tsn0_txcrefclk"; + function = "tsn0"; + }; + + link { + groups = "tsn0_link"; + bias-disable; + }; + + mdio { + groups = "tsn0_mdio"; + drive-strength = <24>; + bias-disable; + }; + + rgmii { + groups = "tsn0_rgmii"; + drive-strength = <24>; + bias-disable; + }; + }; +}; + +&tsn0 { + pinctrl-0 = <&tsn0_pins>; + pinctrl-names = "default"; + phy-mode = "rgmii"; + phy-handle = <&phy3>; + status = "okay"; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + reset-gpios = <&gpio1 23 GPIO_ACTIVE_LOW>; + reset-post-delay-us = <4000>; + + phy3: ethernet-phy@0 { + compatible = "ethernet-phy-id002b.0980", + "ethernet-phy-ieee802.3-c22"; + reg = <0>; + interrupt-parent = <&gpio4>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + }; + }; +}; |