[v6 4/4] arm64: dts: freescale: Add support for LX2162 SoM & Clearfog Board
Josua Mayer
josua at solid-run.com
Sun Oct 1 03:32:59 PDT 2023
Add support for the SolidRun LX2162A System on Module (SoM), and the
Clearfog evaluation board.
The SoM has few software-controllable features:
- AR8035 Ethernet PHY
- eMMC
- SPI Flash
- fan controller
- various eeproms
The Clearfog evaluation board provides:
- microSD connector
- USB-A
- 2x 10Gbps SFP+
- 2x 25Gbps SFP+ with a retimer
- 8x 2.5Gbps RJ45
- 2x mPCI (assembly option / disables 2xRJ45)
The 8x RJ45 ports are connected with an 8-port PHY: Marvell 88E2580
supporting up to 5Gbps, while SoC and magnetics are limited to 2.5Gbps.
However 2500 speed is untested due to documentation and drivier
limitations. To avoid confusion the phy nodes have been explicitly
limited to 1000 for now.
The PCI nodes are disabled, but explicitly added to mark that this board
can have pci.
It is expected that the bootloader will patch the status property
"okay" and disable 2x RJ45 ports, according to active serdes configuration.
Signed-off-by: Josua Mayer <josua at solid-run.com>
---
V1 -> V2: reordered "compatible" and "reg" properties
V1 -> V2: replaced chip-specific DT node names with generic ones
V1 -> V2: removed dead code from fspi node
V2 -> V3: dropped deprecated address-cells, address-size props from flash node
V3 -> V4: reordered dt properties such that status is last
V3 -> V4: changed ethernet-phy on som from /delete-node/ to disabled
V5 -> V6: reordered status property in esdhc1 node
V5 -> V6: moved i2c2 node by alphabetical order
V5 -> V6: added empty lines between led nodes
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../dts/freescale/fsl-lx2162a-clearfog.dts | 376 ++++++++++++++++++
.../dts/freescale/fsl-lx2162a-sr-som.dtsi | 73 ++++
3 files changed, 450 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
create mode 100644 arch/arm64/boot/dts/freescale/fsl-lx2162a-sr-som.dtsi
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a750be13ace8..50574f711bec 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -33,6 +33,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-clearfog-cx.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-honeycomb.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb
+dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2162a-clearfog.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2162a-qds.dtb
fsl-ls1028a-qds-13bb-dtbs := fsl-ls1028a-qds.dtb fsl-ls1028a-qds-13bb.dtbo
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts b/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
new file mode 100644
index 000000000000..9f88583aa25e
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
@@ -0,0 +1,376 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+//
+// Device Tree file for LX2162A Clearfog
+//
+// Copyright 2023 Josua Mayer <josua at solid-run.com>
+
+/dts-v1/;
+
+#include "fsl-lx2160a.dtsi"
+#include "fsl-lx2162a-sr-som.dtsi"
+
+/ {
+ model = "SolidRun LX2162A Clearfog";
+ compatible = "solidrun,lx2162a-clearfog", "solidrun,lx2162a-som", "fsl,lx2160a";
+
+ aliases {
+ crypto = &crypto;
+ i2c0 = &i2c0;
+ i2c1 = &i2c2;
+ i2c2 = &i2c4;
+ i2c3 = &sfp_i2c0;
+ i2c4 = &sfp_i2c1;
+ i2c5 = &sfp_i2c2;
+ i2c6 = &sfp_i2c3;
+ i2c7 = &mpcie1_i2c;
+ i2c8 = &mpcie0_i2c;
+ i2c9 = &pcieclk_i2c;
+ mmc0 = &esdhc0;
+ mmc1 = &esdhc1;
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led_sfp_at: led-sfp-at {
+ gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; /* PROC_IRQ5 */
+ default-state = "off";
+ };
+
+ led_sfp_ab: led-sfp-ab {
+ gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>; /* PROC_IRQ11 */
+ default-state = "off";
+ };
+
+ led_sfp_bt: led-sfp-bt {
+ gpios = <&gpio2 13 GPIO_ACTIVE_HIGH>; /* EVT1_B */
+ default-state = "off";
+ };
+
+ led_sfp_bb: led-sfp-bb {
+ gpios = <&gpio2 14 GPIO_ACTIVE_HIGH>; /* EVT2_B */
+ default-state = "off";
+ };
+ };
+
+ sfp_at: sfp-at {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp_i2c0>;
+ mod-def0-gpios = <&gpio2 16 GPIO_ACTIVE_LOW>; /* EVT4_B */
+ maximum-power-milliwatt = <2000>;
+ };
+
+ sfp_ab: sfp-ab {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp_i2c1>;
+ mod-def0-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>; /* PROC_IRQ1 */
+ maximum-power-milliwatt = <2000>;
+ };
+
+ sfp_bt: sfp-bt {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp_i2c2>;
+ mod-def0-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>; /* PROC_IRQ10 */
+ maximum-power-milliwatt = <2000>;
+ };
+
+ sfp_bb: sfp-bb {
+ compatible = "sff,sfp";
+ i2c-bus = <&sfp_i2c3>;
+ mod-def0-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; /* EVT3_B */
+ maximum-power-milliwatt = <2000>;
+ };
+};
+
+&dpmac3 {
+ sfp = <&sfp_at>;
+ managed = "in-band-status";
+ phys = <&serdes_1 7>;
+};
+
+&dpmac4 {
+ sfp = <&sfp_ab>;
+ managed = "in-band-status";
+ phys = <&serdes_1 6>;
+};
+
+&dpmac5 {
+ sfp = <&sfp_bt>;
+ managed = "in-band-status";
+ phys = <&serdes_1 5>;
+};
+
+&dpmac6 {
+ sfp = <&sfp_bb>;
+ managed = "in-band-status";
+ phys = <&serdes_1 4>;
+};
+
+&dpmac11 {
+ phys = <&serdes_2 0>;
+ phy-handle = <ðernet_phy3>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac12 {
+ phys = <&serdes_2 1>;
+ phy-handle = <ðernet_phy1>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac13 {
+ phys = <&serdes_2 6>;
+ phy-handle = <ðernet_phy6>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac14 {
+ phys = <&serdes_2 7>;
+ phy-handle = <ðernet_phy8>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac15 {
+ phys = <&serdes_2 4>;
+ phy-handle = <ðernet_phy4>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac16 {
+ phys = <&serdes_2 5>;
+ phy-handle = <ðernet_phy2>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac17 {
+ /* override connection to on-SoM phy */
+ /delete-property/ phy-handle;
+ /delete-property/ phy-connection-type;
+
+ phys = <&serdes_2 2>;
+ phy-handle = <ðernet_phy5>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&dpmac18 {
+ phys = <&serdes_2 3>;
+ phy-handle = <ðernet_phy7>;
+ phy-connection-type = "sgmii";
+ status = "okay";
+};
+
+&emdio1 {
+ ethernet_phy1: ethernet-phy at 8 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <8>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy2: ethernet-phy at 9 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <9>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy3: ethernet-phy at 10 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <10>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy4: ethernet-phy at 11 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <11>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy5: ethernet-phy at 12 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <12>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy6: ethernet-phy at 13 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <13>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy7: ethernet-phy at 14 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <14>;
+ max-speed = <1000>;
+ };
+
+ ethernet_phy8: ethernet-phy at 15 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <15>;
+ max-speed = <1000>;
+ };
+};
+
+&esdhc0 {
+ sd-uhs-sdr104;
+ sd-uhs-sdr50;
+ sd-uhs-sdr25;
+ sd-uhs-sdr12;
+ status = "okay";
+};
+
+ðernet_phy0 {
+ /*
+ * SoM has a phy at address 1 connected to SoC Ethernet Controller 1.
+ * It competes for WRIOP MAC17, and no connector has been wired.
+ */
+ status = "disabled";
+};
+
+&i2c2 {
+ status = "okay";
+
+ /* retimer at 18 */
+
+ i2c-mux at 70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ sfp_i2c0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ sfp_i2c1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ sfp_i2c2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ sfp_i2c3: i2c at 3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+ };
+
+ i2c-mux at 71 {
+ compatible = "nxp,pca9546";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ mpcie1_i2c: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ mpcie0_i2c: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ pcieclk_i2c: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ /* clock-controller at 6b */
+ };
+ };
+};
+
+&pcie3 {
+ status = "disabled";
+};
+
+&pcie4 {
+ status = "disabled";
+};
+
+&pcs_mdio3 {
+ status = "okay";
+};
+
+&pcs_mdio4 {
+ status = "okay";
+};
+
+&pcs_mdio5 {
+ status = "okay";
+};
+
+&pcs_mdio6 {
+ status = "okay";
+};
+
+&pcs_mdio11 {
+ status = "okay";
+};
+
+&pcs_mdio12 {
+ status = "okay";
+};
+
+&pcs_mdio13 {
+ status = "okay";
+};
+
+&pcs_mdio14 {
+ status = "okay";
+};
+
+&pcs_mdio15 {
+ status = "okay";
+};
+
+&pcs_mdio16 {
+ status = "okay";
+};
+
+&pcs_mdio17 {
+ status = "okay";
+};
+
+&pcs_mdio18 {
+ status = "okay";
+};
+
+&serdes_1 {
+ status = "okay";
+};
+
+&serdes_2 {
+ status = "okay";
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2162a-sr-som.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2162a-sr-som.dtsi
new file mode 100644
index 000000000000..0580ea30cfbc
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2162a-sr-som.dtsi
@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+//
+// Device Tree file for LX2162A-SOM
+//
+// Copyright 2021 Rabeeh Khoury <rabeeh at solid-run.com>
+// Copyright 2023 Josua Mayer <josua at solid-run.com>
+
+&crypto {
+ status = "okay";
+};
+
+&dpmac17 {
+ phy-handle = <ðernet_phy0>;
+ phy-connection-type = "rgmii-id";
+};
+
+&emdio1 {
+ status = "okay";
+
+ ethernet_phy0: ethernet-phy at 1 {
+ reg = <1>;
+ };
+};
+
+&esdhc1 {
+ bus-width = <8>;
+ mmc-hs200-1_8v;
+ mmc-hs400-1_8v;
+ status = "okay";
+};
+
+&fspi {
+ status = "okay";
+
+ flash at 0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ m25p,fast-read;
+ spi-max-frequency = <50000000>;
+ /* The following setting enables 1-1-8 (CMD-ADDR-DATA) mode */
+ spi-rx-bus-width = <8>;
+ spi-tx-bus-width = <1>;
+ };
+};
+
+&i2c0 {
+ status = "okay";
+
+ fan-controller at 18 {
+ compatible = "ti,amc6821";
+ reg = <0x18>;
+ };
+
+ ddr_spd: eeprom at 51 {
+ compatible = "st,24c02", "atmel,24c02";
+ reg = <0x51>;
+ read-only;
+ };
+
+ config_eeprom: eeprom at 57 {
+ compatible = "st,24c02", "atmel,24c02";
+ reg = <0x57>;
+ };
+};
+
+&i2c4 {
+ status = "okay";
+
+ variable_eeprom: eeprom at 54 {
+ compatible = "st,24c2048", "atmel,24c2048";
+ reg = <0x54>;
+ };
+};
--
2.35.3
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