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-rw-r--r--arch/arm/boot/dts/gemini-dlink-dns-313.dts62
-rw-r--r--arch/arm/boot/dts/gemini-nas4220b.dts56
-rw-r--r--arch/arm/boot/dts/gemini-rut1xx.dts12
-rw-r--r--arch/arm/boot/dts/gemini-wbd111.dts12
-rw-r--r--arch/arm/boot/dts/gemini-wbd222.dts20
-rw-r--r--arch/arm/boot/dts/gemini.dtsi44
6 files changed, 205 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/gemini-dlink-dns-313.dts b/arch/arm/boot/dts/gemini-dlink-dns-313.dts
index 076b8d89befb..08568ce24d06 100644
--- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts
+++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts
@@ -214,6 +214,56 @@
groups = "gpio1dgrp";
};
};
+ pinctrl-gmii {
+ mux {
+ function = "gmii";
+ groups = "gmii_gmac0_grp";
+ };
+ /*
+ * In the vendor Linux tree, these values are set for the C3
+ * version of the SL3512 ASIC with the comment "benson suggest"
+ */
+ conf0 {
+ pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
+ skew-delay = <0>;
+ };
+ conf1 {
+ pins = "T8 GMAC0 RXC";
+ skew-delay = <10>;
+ };
+ conf2 {
+ pins = "T11 GMAC1 RXC";
+ skew-delay = <15>;
+ };
+ conf3 {
+ pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
+ skew-delay = <7>;
+ };
+ conf4 {
+ pins = "V7 GMAC0 TXC", "P10 GMAC1 TXC";
+ skew-delay = <10>;
+ };
+ conf5 {
+ /* The data lines all have default skew */
+ pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
+ "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
+ "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
+ "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
+ "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
+ "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
+ skew-delay = <7>;
+ };
+ conf6 {
+ pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
+ "R7 GMAC0 TXD2", "P7 GMAC0 TXD3";
+ skew-delay = <5>;
+ };
+ /* Set up drive strength on GMAC0 to 16 mA */
+ conf7 {
+ groups = "gmii_gmac0_grp";
+ drive-strength = <16>;
+ };
+ };
};
};
@@ -234,6 +284,18 @@
pinctrl-0 = <&gpio1_default_pins>;
};
+ ethernet@60000000 {
+ status = "okay";
+
+ ethernet-port@0 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+ ethernet-port@1 {
+ /* Not used in this platform */
+ };
+ };
+
ata@63000000 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/gemini-nas4220b.dts b/arch/arm/boot/dts/gemini-nas4220b.dts
index 943d2d07fac7..8bbb6f85d161 100644
--- a/arch/arm/boot/dts/gemini-nas4220b.dts
+++ b/arch/arm/boot/dts/gemini-nas4220b.dts
@@ -129,6 +129,50 @@
groups = "gpio1dgrp";
};
};
+ pinctrl-gmii {
+ mux {
+ function = "gmii";
+ groups = "gmii_gmac0_grp";
+ };
+ /* Settings come from OpenWRT */
+ conf0 {
+ pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
+ skew-delay = <0>;
+ };
+ conf1 {
+ pins = "T8 GMAC0 RXC", "T11 GMAC1 RXC";
+ skew-delay = <15>;
+ };
+ conf2 {
+ pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
+ skew-delay = <7>;
+ };
+ conf3 {
+ pins = "V7 GMAC0 TXC";
+ skew-delay = <11>;
+ };
+ conf4 {
+ pins = "P10 GMAC1 TXC";
+ skew-delay = <10>;
+ };
+ conf5 {
+ /* The data lines all have default skew */
+ pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
+ "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
+ "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
+ "R7 GMAC0 TXD2", "P7 GMAC0 TXD3",
+ "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
+ "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
+ "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
+ "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
+ skew-delay = <7>;
+ };
+ /* Set up drive strength on GMAC0 to 16 mA */
+ conf6 {
+ groups = "gmii_gmac0_grp";
+ drive-strength = <16>;
+ };
+ };
};
};
@@ -143,6 +187,18 @@
pinctrl-0 = <&gpio1_default_pins>;
};
+ ethernet@60000000 {
+ status = "okay";
+
+ ethernet-port@0 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+ ethernet-port@1 {
+ /* Not used in this platform */
+ };
+ };
+
ata@63000000 {
status = "okay";
};
diff --git a/arch/arm/boot/dts/gemini-rut1xx.dts b/arch/arm/boot/dts/gemini-rut1xx.dts
index fd55528bba56..15f20178642c 100644
--- a/arch/arm/boot/dts/gemini-rut1xx.dts
+++ b/arch/arm/boot/dts/gemini-rut1xx.dts
@@ -114,5 +114,17 @@
pinctrl-names = "default";
pinctrl-0 = <&gpio1_default_pins>;
};
+
+ ethernet@60000000 {
+ status = "okay";
+
+ ethernet-port@0 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+ ethernet-port@1 {
+ /* Not used in this platform */
+ };
+ };
};
};
diff --git a/arch/arm/boot/dts/gemini-wbd111.dts b/arch/arm/boot/dts/gemini-wbd111.dts
index 389cb2b275c7..b4ec9ad85d72 100644
--- a/arch/arm/boot/dts/gemini-wbd111.dts
+++ b/arch/arm/boot/dts/gemini-wbd111.dts
@@ -160,5 +160,17 @@
<0x6000 0 0 3 &pci_intc 1>,
<0x6000 0 0 4 &pci_intc 2>;
};
+
+ ethernet@60000000 {
+ status = "okay";
+
+ ethernet-port@0 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+ ethernet-port@1 {
+ /* Not used in this platform */
+ };
+ };
};
};
diff --git a/arch/arm/boot/dts/gemini-wbd222.dts b/arch/arm/boot/dts/gemini-wbd222.dts
index 2f00e88292ac..6d25bcc046e7 100644
--- a/arch/arm/boot/dts/gemini-wbd222.dts
+++ b/arch/arm/boot/dts/gemini-wbd222.dts
@@ -136,6 +136,13 @@
"gpio0bgrp";
};
};
+ pinctrl-gmii {
+ /* This platform use both the ethernet ports */
+ mux {
+ function = "gmii";
+ groups = "gmii_gmac0_grp", "gmii_gmac1_grp";
+ };
+ };
};
};
@@ -165,5 +172,18 @@
<0x6000 0 0 3 &pci_intc 1>,
<0x6000 0 0 4 &pci_intc 2>;
};
+
+ ethernet@60000000 {
+ status = "okay";
+
+ ethernet-port@0 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+ ethernet-port@1 {
+ phy-mode = "rgmii";
+ phy-handle = <&phy1>;
+ };
+ };
};
};
diff --git a/arch/arm/boot/dts/gemini.dtsi b/arch/arm/boot/dts/gemini.dtsi
index cb5c925bd597..0568baca500a 100644
--- 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>;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 13:00:30 +0000