75 lines
2.2 KiB
Diff
75 lines
2.2 KiB
Diff
From 860005c1a2f16aaa33458a7d80c9728b710ae292 Mon Sep 17 00:00:00 2001
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From: Linus Walleij <linus.walleij@linaro.org>
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Date: Mon, 6 Nov 2017 00:05:28 +0100
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Subject: [PATCH 23/31] ARM: dts: Add ethernet to the Gemini SoC
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This adds the Gemini ethernet node to the Gemini SoC.
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Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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---
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arch/arm/boot/dts/gemini.dtsi | 44 ++++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 43 insertions(+), 1 deletion(-)
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--- a/arch/arm/boot/dts/gemini.dtsi
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+++ b/arch/arm/boot/dts/gemini.dtsi
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@@ -114,9 +114,16 @@
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};
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};
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gmii_default_pins: pinctrl-gmii {
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+ /*
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+ * Only activate GMAC0 by default since
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+ * GMAC1 will overlap with 8 GPIO lines
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+ * gpio2a, gpio2b. Overlay groups with
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+ * "gmii_gmac0_grp", "gmii_gmac1_grp" for
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+ * both ethernet interfaces.
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+ */
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mux {
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function = "gmii";
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- groups = "gmiigrp";
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+ groups = "gmii_gmac0_grp";
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};
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};
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pci_default_pins: pinctrl-pci {
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@@ -317,6 +324,41 @@
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};
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};
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+ ethernet@60000000 {
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+ compatible = "cortina,gemini-ethernet";
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+ reg = <0x60000000 0x4000>, /* Global registers, queue */
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+ <0x60004000 0x2000>, /* V-bit */
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+ <0x60006000 0x2000>; /* A-bit */
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&gmii_default_pins>;
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+ status = "disabled";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ ranges;
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+
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+ gmac0: ethernet-port@0 {
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+ compatible = "cortina,gemini-ethernet-port";
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+ reg = <0x60008000 0x2000>, /* Port 0 DMA/TOE */
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+ <0x6000a000 0x2000>; /* Port 0 GMAC */
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+ interrupt-parent = <&intcon>;
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+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
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+ resets = <&syscon GEMINI_RESET_GMAC0>;
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+ clocks = <&syscon GEMINI_CLK_GATE_GMAC0>;
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+ clock-names = "PCLK";
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+ };
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+
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+ gmac1: ethernet-port@1 {
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+ compatible = "cortina,gemini-ethernet-port";
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+ reg = <0x6000c000 0x2000>, /* Port 1 DMA/TOE */
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+ <0x6000e000 0x2000>; /* Port 1 GMAC */
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+ interrupt-parent = <&intcon>;
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+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
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+ resets = <&syscon GEMINI_RESET_GMAC1>;
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+ clocks = <&syscon GEMINI_CLK_GATE_GMAC1>;
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+ clock-names = "PCLK";
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+ };
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+ };
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+
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ata@63000000 {
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compatible = "cortina,gemini-pata", "faraday,ftide010";
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reg = <0x63000000 0x1000>;
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