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-rw-r--r--arch/arm/boot/dts/armada-388-clearfog.dts180
-rw-r--r--arch/arm/boot/dts/armada-388-clearfog.dtsi245
2 files changed, 425 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/armada-388-clearfog.dts b/arch/arm/boot/dts/armada-388-clearfog.dts
new file mode 100644
index 000000000..20f8d4667
--- /dev/null
+++ b/arch/arm/boot/dts/armada-388-clearfog.dts
@@ -0,0 +1,180 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Device Tree file for SolidRun Clearfog Pro revision A1 rev 2.0 (88F6828)
+ *
+ * Copyright (C) 2015 Russell King
+ */
+
+/dts-v1/;
+#include "armada-388-clearfog.dtsi"
+
+/ {
+ model = "SolidRun Clearfog A1";
+ compatible = "solidrun,clearfog-a1", "marvell,armada388",
+ "marvell,armada385", "marvell,armada380";
+
+ soc {
+ internal-regs {
+ usb3@f0000 {
+ /* CON2, nearest CPU, USB2 only. */
+ status = "okay";
+ };
+ };
+
+ pcie {
+ pcie@3,0 {
+ /* Port 2, Lane 0. CON2, nearest CPU. */
+ reset-gpios = <&expander0 2 GPIO_ACTIVE_LOW>;
+ status = "okay";
+ };
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-0 = <&rear_button_pins>;
+ pinctrl-names = "default";
+
+ button_0 {
+ /* The rear SW3 button */
+ label = "Rear Button";
+ gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
+ linux,can-disable;
+ linux,code = <BTN_0>;
+ };
+ };
+};
+
+&eth1 {
+ /* ethernet@30000 */
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+};
+
+&expander0 {
+ /*
+ * PCA9655 GPIO expander:
+ * 0-CON3 CLKREQ#
+ * 1-CON3 PERST#
+ * 2-CON2 PERST#
+ * 3-CON3 W_DISABLE
+ * 4-CON2 CLKREQ#
+ * 5-USB3 overcurrent
+ * 6-USB3 power
+ * 7-CON2 W_DISABLE
+ * 8-JP4 P1
+ * 9-JP4 P4
+ * 10-JP4 P5
+ * 11-m.2 DEVSLP
+ * 12-SFP_LOS
+ * 13-SFP_TX_FAULT
+ * 14-SFP_TX_DISABLE
+ * 15-SFP_MOD_DEF0
+ */
+ pcie2_0_clkreq {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_LOW>;
+ input;
+ line-name = "pcie2.0-clkreq";
+ };
+ pcie2_0_w_disable {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "pcie2.0-w-disable";
+ };
+};
+
+&mdio {
+ status = "okay";
+
+ switch@4 {
+ compatible = "marvell,mv88e6085";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ pinctrl-0 = <&clearfog_dsa0_clk_pins &clearfog_dsa0_pins>;
+ pinctrl-names = "default";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan5";
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan4";
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan3";
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan2";
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan1";
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "cpu";
+ ethernet = <&eth1>;
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+
+ port@6 {
+ /* 88E1512 external phy */
+ reg = <6>;
+ label = "lan6";
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+ };
+};
+
+&pinctrl {
+ clearfog_dsa0_clk_pins: clearfog-dsa0-clk-pins {
+ marvell,pins = "mpp46";
+ marvell,function = "ref";
+ };
+ clearfog_dsa0_pins: clearfog-dsa0-pins {
+ marvell,pins = "mpp23", "mpp41";
+ marvell,function = "gpio";
+ };
+ clearfog_spi1_cs_pins: spi1-cs-pins {
+ marvell,pins = "mpp55";
+ marvell,function = "spi1";
+ };
+ rear_button_pins: rear-button-pins {
+ marvell,pins = "mpp34";
+ marvell,function = "gpio";
+ };
+};
+
+&spi1 {
+ /*
+ * Add SPI CS pins for clearfog:
+ * CS0: W25Q32
+ * CS1:
+ * CS2: mikrobus
+ */
+ pinctrl-0 = <&spi1_pins &clearfog_spi1_cs_pins &mikro_spi_pins>;
+};
diff --git a/arch/arm/boot/dts/armada-388-clearfog.dtsi b/arch/arm/boot/dts/armada-388-clearfog.dtsi
new file mode 100644
index 000000000..a0aa1d188
--- /dev/null
+++ b/arch/arm/boot/dts/armada-388-clearfog.dtsi
@@ -0,0 +1,245 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Device Tree include file for SolidRun Clearfog 88F6828 based boards
+ *
+ * Copyright (C) 2015 Russell King
+ */
+
+#include "armada-388.dtsi"
+#include "armada-38x-solidrun-microsom.dtsi"
+
+/ {
+ aliases {
+ /* So that mvebu u-boot can update the MAC addresses */
+ ethernet1 = &eth0;
+ ethernet2 = &eth1;
+ ethernet3 = &eth2;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "3P3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ soc {
+ internal-regs {
+ sata@a8000 {
+ /* pinctrl? */
+ status = "okay";
+ };
+
+ sata@e0000 {
+ /* pinctrl? */
+ status = "okay";
+ };
+
+ sdhci@d8000 {
+ bus-width = <4>;
+ cd-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
+ no-1-8-v;
+ pinctrl-0 = <&microsom_sdhci_pins
+ &clearfog_sdhci_cd_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ vmmc-supply = <&reg_3p3v>;
+ wp-inverted;
+ };
+
+ usb@58000 {
+ /* CON3, nearest power. */
+ status = "okay";
+ };
+
+ usb3@f8000 {
+ /* CON7 */
+ status = "okay";
+ };
+ };
+
+ pcie {
+ status = "okay";
+ /*
+ * The two PCIe units are accessible through
+ * the mini-PCIe connectors on the board.
+ */
+ pcie@2,0 {
+ /* Port 1, Lane 0. CON3, nearest power. */
+ reset-gpios = <&expander0 1 GPIO_ACTIVE_LOW>;
+ status = "okay";
+ };
+ };
+ };
+
+ sfp: sfp {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c1>;
+ los-gpio = <&expander0 12 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&expander0 15 GPIO_ACTIVE_LOW>;
+ tx-disable-gpio = <&expander0 14 GPIO_ACTIVE_HIGH>;
+ tx-fault-gpio = <&expander0 13 GPIO_ACTIVE_HIGH>;
+ maximum-power-milliwatt = <2000>;
+ };
+};
+
+&eth1 {
+ /* ethernet@30000 */
+ bm,pool-long = <2>;
+ bm,pool-short = <1>;
+ buffer-manager = <&bm>;
+ phys = <&comphy1 1>;
+ phy-mode = "sgmii";
+ status = "okay";
+};
+
+&eth2 {
+ /* ethernet@34000 */
+ bm,pool-long = <3>;
+ bm,pool-short = <1>;
+ buffer-manager = <&bm>;
+ managed = "in-band-status";
+ phys = <&comphy5 2>;
+ phy-mode = "sgmii";
+ sfp = <&sfp>;
+ status = "okay";
+};
+
+&i2c0 {
+ /*
+ * PCA9655 GPIO expander, up to 1MHz clock.
+ * 0-CON3 CLKREQ#
+ * 1-CON3 PERST#
+ * 2-
+ * 3-CON3 W_DISABLE
+ * 4-
+ * 5-USB3 overcurrent
+ * 6-USB3 power
+ * 7-
+ * 8-JP4 P1
+ * 9-JP4 P4
+ * 10-JP4 P5
+ * 11-m.2 DEVSLP
+ * 12-SFP_LOS
+ * 13-SFP_TX_FAULT
+ * 14-SFP_TX_DISABLE
+ * 15-SFP_MOD_DEF0
+ */
+ expander0: gpio-expander@20 {
+ /*
+ * This is how it should be:
+ * compatible = "onnn,pca9655", "nxp,pca9555";
+ * but you can't do this because of the way I2C works.
+ */
+ compatible = "nxp,pca9555";
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x20>;
+
+ pcie1_0_clkreq {
+ gpio-hog;
+ gpios = <0 GPIO_ACTIVE_LOW>;
+ input;
+ line-name = "pcie1.0-clkreq";
+ };
+ pcie1_0_w_disable {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "pcie1.0-w-disable";
+ };
+ usb3_ilimit {
+ gpio-hog;
+ gpios = <5 GPIO_ACTIVE_LOW>;
+ input;
+ line-name = "usb3-current-limit";
+ };
+ usb3_power {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "usb3-power";
+ };
+ m2_devslp {
+ gpio-hog;
+ gpios = <11 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "m.2 devslp";
+ };
+ };
+
+ /* The MCP3021 supports standard and fast modes */
+ mikrobus_adc: mcp3021@4c {
+ compatible = "microchip,mcp3021";
+ reg = <0x4c>;
+ };
+
+ eeprom@52 {
+ compatible = "atmel,24c02";
+ reg = <0x52>;
+ pagesize = <16>;
+ };
+};
+
+&i2c1 {
+ /*
+ * Routed to SFP, mikrobus, and PCIe.
+ * SFP limits this to 100kHz, and requires an AT24C01A/02/04 with
+ * address pins tied low, which takes addresses 0x50 and 0x51.
+ * Mikrobus doesn't specify beyond an I2C bus being present.
+ * PCIe uses ARP to assign addresses, or 0x63-0x64.
+ */
+ clock-frequency = <100000>;
+ pinctrl-0 = <&clearfog_i2c1_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&pinctrl {
+ clearfog_i2c1_pins: i2c1-pins {
+ /* SFP, PCIe, mSATA, mikrobus */
+ marvell,pins = "mpp26", "mpp27";
+ marvell,function = "i2c1";
+ };
+ clearfog_sdhci_cd_pins: clearfog-sdhci-cd-pins {
+ marvell,pins = "mpp20";
+ marvell,function = "gpio";
+ };
+ mikro_pins: mikro-pins {
+ /* int: mpp22 rst: mpp29 */
+ marvell,pins = "mpp22", "mpp29";
+ marvell,function = "gpio";
+ };
+ mikro_spi_pins: mikro-spi-pins {
+ marvell,pins = "mpp43";
+ marvell,function = "spi1";
+ };
+ mikro_uart_pins: mikro-uart-pins {
+ marvell,pins = "mpp24", "mpp25";
+ marvell,function = "ua1";
+ };
+};
+
+&spi1 {
+ /*
+ * Add SPI CS pins for clearfog:
+ * CS0: W25Q32
+ * CS1: PIC microcontroller (Pro models)
+ * CS2: mikrobus
+ */
+ pinctrl-0 = <&spi1_pins &mikro_spi_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&uart1 {
+ /* mikrobus uart */
+ pinctrl-0 = <&mikro_uart_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
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