[PATCH 3/3] arm64: zynqmp: Add support for kd240 board
Michal Simek
michal.simek at amd.com
Fri Jul 18 04:24:08 PDT 2025
The kit is using k24 SOM by default and it is used for motor control and
DSP applications.
K24 SOM is also possible to used with kv260 and kr260 CC which are also
wired in Makefile.
Signed-off-by: Michal Simek <michal.simek at amd.com>
---
https://www.amd.com/en/products/system-on-modules/kria/k24/k24i-industrial.html
https://www.amd.com/en/products/system-on-modules/kria/k24/kd240-drives-starter-kit.html
---
arch/arm64/boot/dts/xilinx/Makefile | 15 +
.../boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso | 390 ++++++++++++++++++
.../boot/dts/xilinx/zynqmp-sm-k24-revA.dts | 23 ++
.../boot/dts/xilinx/zynqmp-smk-k24-revA.dts | 21 +
4 files changed, 449 insertions(+)
create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-sm-k24-revA.dts
create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-smk-k24-revA.dts
diff --git a/arch/arm64/boot/dts/xilinx/Makefile b/arch/arm64/boot/dts/xilinx/Makefile
index 5e84e3c725e2..70fac0b276df 100644
--- a/arch/arm64/boot/dts/xilinx/Makefile
+++ b/arch/arm64/boot/dts/xilinx/Makefile
@@ -39,4 +39,19 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-smk-k26-revA-sck-kr-g-revA.dtb
zynqmp-smk-k26-revA-sck-kr-g-revB-dtbs := zynqmp-smk-k26-revA.dtb zynqmp-sck-kr-g-revB.dtbo
dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-smk-k26-revA-sck-kr-g-revB.dtb
+zynqmp-sm-k24-revA-sck-kd-g-revA-dtbs := zynqmp-sm-k24-revA.dtb zynqmp-sck-kd-g-revA.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-sm-k24-revA-sck-kd-g-revA.dtb
+zynqmp-smk-k24-revA-sck-kd-g-revA-dtbs := zynqmp-smk-k24-revA.dtb zynqmp-sck-kd-g-revA.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-smk-k24-revA-sck-kd-g-revA.dtb
+
+zynqmp-sm-k24-revA-sck-kv-g-revB-dtbs := zynqmp-sm-k24-revA.dtb zynqmp-sck-kv-g-revB.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-sm-k24-revA-sck-kv-g-revB.dtb
+zynqmp-smk-k24-revA-sck-kv-g-revB-dtbs := zynqmp-smk-k24-revA.dtb zynqmp-sck-kv-g-revB.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-smk-k24-revA-sck-kv-g-revB.dtb
+
+zynqmp-sm-k24-revA-sck-kr-g-revB-dtbs := zynqmp-sm-k24-revA.dtb zynqmp-sck-kr-g-revB.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-sm-k24-revA-sck-kr-g-revB.dtb
+zynqmp-smk-k24-revA-sck-kr-g-revB-dtbs := zynqmp-smk-k24-revA.dtb zynqmp-sck-kr-g-revB.dtbo
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-smk-k24-revA-sck-kr-g-revB.dtb
+
dtb-$(CONFIG_ARCH_ZYNQMP) += versal-net-vn-x-b2197-01-revA.dtb
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
new file mode 100644
index 000000000000..02be5e1e8686
--- /dev/null
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kd-g-revA.dtso
@@ -0,0 +1,390 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for KD240 revA Carrier Card
+ *
+ * Copyright (C) 2021 - 2022, Xilinx, Inc.
+ * Copyright (C) 2022 - 2023, Advanced Micro Devices, Inc.
+ *
+ * Michal Simek <michal.simek at amd.com>
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/phy/phy.h>
+#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+ compatible = "xlnx,zynqmp-sk-kd240-rev1",
+ "xlnx,zynqmp-sk-kd240-revB",
+ "xlnx,zynqmp-sk-kd240-revA",
+ "xlnx,zynqmp-sk-kd240", "xlnx,zynqmp";
+ model = "ZynqMP KD240 revA/B/1";
+
+ aliases {
+ ethernet0 = "/axi/ethernet at ff0c0000"; /* &gem1 */
+ };
+
+ ina260-u3 {
+ compatible = "iio-hwmon";
+ io-channels = <&u3 0>, <&u3 1>, <&u3 2>;
+ };
+
+ clk_26: clock2 { /* u17 - USB */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ };
+
+ clk_25_0: clock4 { /* u92/u91 - GEM2 */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <25000000>;
+ };
+
+ clk_25_1: clock5 { /* u92/u91 - GEM3 */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <25000000>;
+ };
+};
+
+&can0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_can0_default>;
+};
+
+&i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default", "gpio";
+ pinctrl-0 = <&pinctrl_i2c1_default>;
+ pinctrl-1 = <&pinctrl_i2c1_gpio>;
+ scl-gpios = <&gpio 24 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio 25 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+
+ u3: ina260 at 40 { /* u3 */
+ compatible = "ti,ina260";
+ #io-channel-cells = <1>;
+ label = "ina260-u14";
+ reg = <0x40>;
+ };
+
+ slg7xl45106: gpio at 11 { /* u13 - reset logic */
+ compatible = "dlg,slg7xl45106";
+ reg = <0x11>;
+ label = "resetchip";
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-line-names = "USB0_PHY_RESET_B", "",
+ "SD_RESET_B", "USB0_HUB_RESET_B",
+ "", "PS_GEM0_RESET_B",
+ "", "";
+ };
+
+ hub: usb-hub at 2d { /* u36 */
+ compatible = "microchip,usb5744";
+ reg = <0x2d>;
+ };
+};
+
+/* USB 3.0 */
+&psgtr {
+ status = "okay";
+ /* usb */
+ clocks = <&clk_26>;
+ clock-names = "ref2";
+};
+
+&usb0 { /* mio52 - mio63 */
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb0_default>;
+ phy-names = "usb3-phy";
+ phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
+ reset-gpios = <&slg7xl45106 0 GPIO_ACTIVE_LOW>;
+ assigned-clock-rates = <250000000>, <20000000>;
+};
+
+&dwc3_0 {
+ status = "okay";
+ dr_mode = "host";
+ snps,usb3_lpm_capable;
+ maximum-speed = "super-speed";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* 2.0 hub on port 1 */
+ hub_2_0: hub at 1 {
+ compatible = "usb424,2744";
+ reg = <1>;
+ peer-hub = <&hub_3_0>;
+ i2c-bus = <&hub>;
+ reset-gpios = <&slg7xl45106 3 GPIO_ACTIVE_LOW>;
+ };
+
+ /* 3.0 hub on port 2 */
+ hub_3_0: hub at 2 {
+ compatible = "usb424,5744";
+ reg = <2>;
+ peer-hub = <&hub_2_0>;
+ i2c-bus = <&hub>;
+ reset-gpios = <&slg7xl45106 3 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&gem1 { /* mdio mio50/51 */
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gem1_default>;
+ assigned-clock-rates = <250000000>;
+
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ mdio: mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy0: ethernet-phy at 8 { /* Adin u31 */
+ #phy-cells = <1>;
+ compatible = "ethernet-phy-id0283.bc30";
+ reg = <8>;
+ adi,rx-internal-delay-ps = <2000>;
+ adi,tx-internal-delay-ps = <2000>;
+ adi,fifo-depth-bits = <8>;
+ reset-assert-us = <10>;
+ reset-deassert-us = <5000>;
+ reset-gpios = <&gpio 77 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+/* 2 more ethernet phys u32 at 2 and u34 at 3 */
+
+&pinctrl0 { /* required by spec */
+ status = "okay";
+
+ pinctrl_can0_default: can0-default {
+ mux {
+ function = "can0";
+ groups = "can0_16_grp";
+ };
+
+ conf {
+ groups = "can0_16_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ conf-rx {
+ pins = "MIO66";
+ bias-pull-up;
+ };
+
+ conf-tx {
+ pins = "MIO67";
+ bias-pull-up;
+ drive-strength = <4>;
+ };
+ };
+
+ pinctrl_uart0_default: uart0-default {
+ conf {
+ groups = "uart0_17_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ drive-strength = <12>;
+ };
+
+ conf-rx {
+ pins = "MIO70";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO71";
+ bias-disable;
+ };
+
+ mux {
+ groups = "uart0_17_grp";
+ function = "uart0";
+ };
+ };
+
+ pinctrl_uart1_default: uart1-default {
+ conf {
+ groups = "uart1_9_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ drive-strength = <12>;
+ };
+
+ conf-rx {
+ pins = "MIO37";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO36";
+ bias-disable;
+ output-enable;
+ };
+
+ mux {
+ groups = "uart1_9_grp";
+ function = "uart1";
+ };
+ };
+
+ pinctrl_i2c1_default: i2c1-default {
+ conf {
+ groups = "i2c1_6_grp";
+ bias-pull-up;
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ mux {
+ groups = "i2c1_6_grp";
+ function = "i2c1";
+ };
+ };
+
+ pinctrl_i2c1_gpio: i2c1-gpio-grp {
+ conf {
+ groups = "gpio0_24_grp", "gpio0_25_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ mux {
+ groups = "gpio0_24_grp", "gpio0_25_grp";
+ function = "gpio0";
+ };
+ };
+
+ pinctrl_gem1_default: gem1-default {
+ conf {
+ groups = "ethernet1_0_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ conf-rx {
+ pins = "MIO45", "MIO46", "MIO47", "MIO48";
+ bias-disable;
+ low-power-disable;
+ };
+
+ conf-bootstrap {
+ pins = "MIO44", "MIO49";
+ bias-disable;
+ output-enable;
+ low-power-disable;
+ };
+
+ conf-tx {
+ pins = "MIO38", "MIO39", "MIO40",
+ "MIO41", "MIO42", "MIO43";
+ bias-disable;
+ output-enable;
+ low-power-enable;
+ };
+
+ conf-mdio {
+ groups = "mdio1_0_grp";
+ slew-rate = <SLEW_RATE_SLOW>;
+ power-source = <IO_STANDARD_LVCMOS18>;
+ bias-disable;
+ output-enable;
+ };
+
+ mux-mdio {
+ function = "mdio1";
+ groups = "mdio1_0_grp";
+ };
+
+ mux {
+ function = "ethernet1";
+ groups = "ethernet1_0_grp";
+ };
+ };
+
+ pinctrl_usb0_default: usb0-default {
+ conf {
+ groups = "usb0_0_grp";
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ conf-rx {
+ pins = "MIO52", "MIO53", "MIO55";
+ bias-high-impedance;
+ drive-strength = <12>;
+ slew-rate = <SLEW_RATE_FAST>;
+ };
+
+ conf-tx {
+ pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59",
+ "MIO60", "MIO61", "MIO62", "MIO63";
+ bias-disable;
+ output-enable;
+ drive-strength = <4>;
+ slew-rate = <SLEW_RATE_SLOW>;
+ };
+
+ mux {
+ groups = "usb0_0_grp";
+ function = "usb0";
+ };
+ };
+
+ pinctrl_usb1_default: usb1-default {
+ conf {
+ groups = "usb1_0_grp";
+ power-source = <IO_STANDARD_LVCMOS18>;
+ };
+
+ conf-rx {
+ pins = "MIO64", "MIO65", "MIO67";
+ bias-high-impedance;
+ drive-strength = <12>;
+ slew-rate = <SLEW_RATE_FAST>;
+ };
+
+ conf-tx {
+ pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71",
+ "MIO72", "MIO73", "MIO74", "MIO75";
+ bias-disable;
+ output-enable;
+ drive-strength = <4>;
+ slew-rate = <SLEW_RATE_SLOW>;
+ };
+
+ mux {
+ groups = "usb1_0_grp";
+ function = "usb1";
+ };
+ };
+};
+
+&uart0 {
+ status = "okay";
+ rts-gpios = <&gpio 72 GPIO_ACTIVE_HIGH>;
+ linux,rs485-enabled-at-boot-time;
+ rs485-rts-delay = <10 10>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart0_default>;
+ assigned-clock-rates = <100000000>;
+};
+
+&uart1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1_default>;
+};
+
+&zynqmp_dpsub {
+ status = "disabled";
+};
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k24-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k24-revA.dts
new file mode 100644
index 000000000000..653bd9362264
--- /dev/null
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k24-revA.dts
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for Xilinx ZynqMP SM-K24 RevA
+ *
+ * (C) Copyright 2020 - 2021, Xilinx, Inc.
+ * (C) Copyright 2022, Advanced Micro Devices, Inc.
+ *
+ * Michal Simek <michal.simek at amd.com>
+ */
+
+#include "zynqmp-sm-k26-revA.dts"
+
+/ {
+ model = "ZynqMP SM-K24 RevA/B/1";
+ compatible = "xlnx,zynqmp-sm-k24-rev1", "xlnx,zynqmp-sm-k24-revB",
+ "xlnx,zynqmp-sm-k24-revA", "xlnx,zynqmp-sm-k24",
+ "xlnx,zynqmp";
+
+ memory at 0 {
+ device_type = "memory"; /* 2GB */
+ reg = <0 0 0 0x80000000>;
+ };
+};
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-smk-k24-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-smk-k24-revA.dts
new file mode 100644
index 000000000000..7308983b15a0
--- /dev/null
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-smk-k24-revA.dts
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for Xilinx ZynqMP SMK-K24 RevA
+ *
+ * (C) Copyright 2020 - 2021, Xilinx, Inc.
+ * (C) Copyright 2022, Advanced Micro Devices, Inc.
+ *
+ * Michal Simek <michal.simek at amd.com>
+ */
+
+#include "zynqmp-sm-k24-revA.dts"
+
+/ {
+ model = "ZynqMP SMK-K24 RevA";
+ compatible = "xlnx,zynqmp-smk-k24-revA", "xlnx,zynqmp-smk-k24",
+ "xlnx,zynqmp";
+};
+
+&sdhci0 {
+ status = "disabled";
+};
--
2.43.0
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