[PATCH 5/5] arm64: tegra: Add ethernet controller on Tegra194
From: mperttunen@nvidia.com (Mikko Perttunen)
Date: 2018-06-20 12:54:06
Also in:
linux-devicetree, linux-gpio, linux-tegra
Subsystem:
the rest · Maintainer:
Linus Torvalds
The Tegra194 contains the same ethernet controller as the Tegra186. Add the device tree node for it, and correspondingly the PHY node on the board device tree. Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> --- arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 20 ++++++++++++++++++++ arch/arm64/boot/dts/nvidia/tegra194.dtsi | 22 ++++++++++++++++++++++ 2 files changed, 42 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
index 40d688f7de1c..7f2563b78bc7 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi@@ -27,6 +27,26 @@ }; cbb { + ethernet at 2490000 { + status = "okay"; + + phy-reset-gpios = <&gpio TEGRA194_MAIN_GPIO(G, 5) GPIO_ACTIVE_LOW>; + phy-handle = <&phy>; + phy-mode = "rgmii"; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + phy: phy at 0 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0x0>; + interrupt-parent = <&gpio>; + interrupts = <TEGRA194_MAIN_GPIO(G, 4) IRQ_TYPE_LEVEL_LOW>; + }; + }; + }; + serial at 3110000 { status = "okay"; };
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index abe2d688eb65..11666ceb3a24 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi@@ -35,6 +35,28 @@ gpio-controller; }; + ethernet at 2490000 { + compatible = "nvidia,tegra186-eqos", + "snps,dwc-qos-ethernet-4.10"; + reg = <0x02490000 0x10000>; + interrupts = <GIC_SPI 194 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&bpmp TEGRA194_CLK_AXI_CBB>, + <&bpmp TEGRA194_CLK_EQOS_AXI>, + <&bpmp TEGRA194_CLK_EQOS_RX>, + <&bpmp TEGRA194_CLK_EQOS_TX>, + <&bpmp TEGRA194_CLK_EQOS_PTP_REF>; + clock-names = "master_bus", "slave_bus", "rx", "tx", "ptp_ref"; + resets = <&bpmp TEGRA194_RESET_EQOS>; + reset-names = "eqos"; + status = "disabled"; + + snps,write-requests = <1>; + snps,read-requests = <3>; + snps,burst-map = <0x7>; + snps,txpbl = <16>; + snps,rxpbl = <8>; + }; + uarta: serial at 3100000 { compatible = "nvidia,tegra194-uart", "nvidia,tegra20-uart"; reg = <0x03100000 0x40>;
--
2.16.1