From 860005c1a2f16aaa33458a7d80c9728b710ae292 Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Mon, 6 Nov 2017 00:05:28 +0100 Subject: [PATCH 23/31] ARM: dts: Add ethernet to the Gemini SoC This adds the Gemini ethernet node to the Gemini SoC. Signed-off-by: Linus Walleij --- arch/arm/boot/dts/gemini.dtsi | 44 ++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) --- a/arch/arm/boot/dts/gemini.dtsi +++ b/arch/arm/boot/dts/gemini.dtsi @@ -114,9 +114,16 @@ }; }; gmii_default_pins: pinctrl-gmii { + /* + * Only activate GMAC0 by default since + * GMAC1 will overlap with 8 GPIO lines + * gpio2a, gpio2b. Overlay groups with + * "gmii_gmac0_grp", "gmii_gmac1_grp" for + * both ethernet interfaces. + */ mux { function = "gmii"; - groups = "gmiigrp"; + groups = "gmii_gmac0_grp"; }; }; pci_default_pins: pinctrl-pci { @@ -316,6 +323,41 @@ }; }; + ethernet@60000000 { + compatible = "cortina,gemini-ethernet"; + reg = <0x60000000 0x4000>, /* Global registers, queue */ + <0x60004000 0x2000>, /* V-bit */ + <0x60006000 0x2000>; /* A-bit */ + pinctrl-names = "default"; + pinctrl-0 = <&gmii_default_pins>; + status = "disabled"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + gmac0: ethernet-port@0 { + compatible = "cortina,gemini-ethernet-port"; + reg = <0x60008000 0x2000>, /* Port 0 DMA/TOE */ + <0x6000a000 0x2000>; /* Port 0 GMAC */ + interrupt-parent = <&intcon>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; + resets = <&syscon GEMINI_RESET_GMAC0>; + clocks = <&syscon GEMINI_CLK_GATE_GMAC0>; + clock-names = "PCLK"; + }; + + gmac1: ethernet-port@1 { + compatible = "cortina,gemini-ethernet-port"; + reg = <0x6000c000 0x2000>, /* Port 1 DMA/TOE */ + <0x6000e000 0x2000>; /* Port 1 GMAC */ + interrupt-parent = <&intcon>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; + resets = <&syscon GEMINI_RESET_GMAC1>; + clocks = <&syscon GEMINI_CLK_GATE_GMAC1>; + clock-names = "PCLK"; + }; + }; + ata@63000000 { compatible = "cortina,gemini-pata", "faraday,ftide010"; reg = <0x63000000 0x1000>;