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Subject[PATCH] arm64: dts: ti: Add support for Siemens IOT2050 boards
Date
From: Jan Kiszka <jan.kiszka@siemens.com>

Add support for two Siemens SIMATIC IOT2050 variants, Basic and
Advanced. They are based on the TI AM6528 and AM6548 SOCs.

Based on original version by Le Jin.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
.../devicetree/bindings/arm/ti/k3.yaml | 2 +
arch/arm64/boot/dts/ti/Makefile | 4 +
.../boot/dts/ti/k3-am65-iot2050-common.dtsi | 649 ++++++++++++++++++
.../boot/dts/ti/k3-am6528-iot2050-basic.dts | 56 ++
.../dts/ti/k3-am6548-iot2050-advanced.dts | 57 ++
5 files changed, 768 insertions(+)
create mode 100644 arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
create mode 100644 arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
create mode 100644 arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced.dts

diff --git a/Documentation/devicetree/bindings/arm/ti/k3.yaml b/Documentation/devicetree/bindings/arm/ti/k3.yaml
index c6e1c1e63e43..b1ab0cf4a2d6 100644
--- a/Documentation/devicetree/bindings/arm/ti/k3.yaml
+++ b/Documentation/devicetree/bindings/arm/ti/k3.yaml
@@ -23,6 +23,8 @@ properties:
items:
- enum:
- ti,am654-evm
+ - siemens,iot2050-basic
+ - siemens,iot2050-advanced
- const: ti,am654

- description: K3 J721E SoC
diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index 65506f21ba30..928ea26ce250 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -8,6 +8,10 @@

dtb-$(CONFIG_ARCH_K3) += k3-am654-base-board.dtb

+dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic.dtb
+
+dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced.dtb
+
dtb-$(CONFIG_ARCH_K3) += k3-j721e-common-proc-board.dtb

dtb-$(CONFIG_ARCH_K3) += k3-j7200-common-proc-board.dtb
diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
new file mode 100644
index 000000000000..de05937dbb60
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
@@ -0,0 +1,649 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) Siemens AG, 2018-2021
+ *
+ * Authors:
+ * Le Jin <le.jin@siemens.com>
+ * Jan Kiszka <jan.kiszk@siemens.com>
+ */
+
+/dts-v1/;
+
+#include "k3-am654.dtsi"
+#include <dt-bindings/phy/phy.h>
+
+/ {
+ aliases {
+ spi0 = &mcu_spi0;
+ };
+
+ chosen {
+ stdout-path = "serial3:115200n8";
+ bootargs = "earlycon=ns16550a,mmio32,0x02800000";
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ secure_ddr: secure_ddr@9e800000 {
+ reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
+ alignment = <0x1000>;
+ no-map;
+ };
+
+ mcu_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0xa0000000 0 0x100000>;
+ no-map;
+ };
+
+ mcu_r5fss0_core0_memory_region: r5f-memory@a0100000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0xa0100000 0 0xf00000>;
+ no-map;
+ };
+
+ mcu_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0xa1000000 0 0x100000>;
+ no-map;
+ };
+
+ mcu_r5fss0_core1_memory_region: r5f-memory@a1100000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0xa1100000 0 0xf00000>;
+ no-map;
+ };
+
+ rtos_ipc_memory_region: ipc-memories@a2000000 {
+ reg = <0x00 0xa2000000 0x00 0x00200000>;
+ alignment = <0x1000>;
+ no-map;
+ };
+ };
+
+ gpio_leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_pins_default>;
+
+ status-led-red {
+ gpios = <&wkup_gpio0 32 GPIO_ACTIVE_HIGH>;
+ panic-indicator;
+ linux,default-trigger = "gpio";
+ };
+
+ status-led-green {
+ gpios = <&wkup_gpio0 24 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "gpio";
+ };
+
+ user-led1-red {
+ gpios = <&pcal9535_3 14 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "gpio";
+ };
+
+ user-led1-green {
+ gpios = <&pcal9535_2 15 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "gpio";
+ };
+
+ user-led2-red {
+ gpios = <&wkup_gpio0 17 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "gpio";
+ };
+
+ user-led2-green {
+ gpios = <&wkup_gpio0 22 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "gpio";
+ };
+ };
+
+ dp_refclk: clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <19200000>;
+ };
+};
+
+&wkup_pmx0 {
+ wkup_i2c0_pins_default: wkup_i2c0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */
+ AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
+ >;
+ };
+
+ mcu_i2c0_pins_default: mcu_i2c0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x00e8, PIN_INPUT, 0) /* (AD8) MCU_I2C0_SCL */
+ AM65X_WKUP_IOPAD(0x00ec, PIN_INPUT, 0) /* (AD7) MCU_I2C0_SDA */
+ >;
+ };
+
+ arduino_i2c_aio_switch_pins_default: arduino_i2c_aio_switch_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0024, PIN_OUTPUT, 7) /* (R2) WKUP_GPIO0_21 */
+ >;
+ };
+
+ push_button_pins_default: push_button_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0034, PIN_INPUT, 7) /* (T1) MCU_OSPI1_CLK.WKUP_GPIO0_25 */
+ >;
+ };
+
+ arduino_uart_pins_default: arduino_uart_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0044, PIN_INPUT, 4) /* (P4) MCU_UART0_RXD */
+ AM65X_WKUP_IOPAD(0x0048, PIN_OUTPUT, 4) /* (P5) MCU_UART0_TXD */
+ >;
+ };
+
+ arduino_io_d2_to_d3_pins_default: arduino_io_d2_to_d3_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x004C, PIN_OUTPUT, 7) /* (P1) WKUP_GPIO0_31 */
+ AM65X_WKUP_IOPAD(0x0054, PIN_OUTPUT, 7) /* (N3) WKUP_GPIO0_33 */
+ >;
+ };
+
+ arduino_io_oe_pins_default: arduino_io_oe_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0058, PIN_OUTPUT, 7) /* (N4) WKUP_GPIO0_34 */
+ AM65X_WKUP_IOPAD(0x0060, PIN_OUTPUT, 7) /* (M2) WKUP_GPIO0_36 */
+ AM65X_WKUP_IOPAD(0x0064, PIN_OUTPUT, 7) /* (M3) WKUP_GPIO0_37 */
+ AM65X_WKUP_IOPAD(0x0068, PIN_OUTPUT, 7) /* (M4) WKUP_GPIO0_38 */
+ AM65X_WKUP_IOPAD(0x0074, PIN_OUTPUT, 7) /* (M1) WKUP_GPIO0_41 */
+ >;
+ };
+
+ mcu_fss0_ospi0_pins_default: mcu_fss0_ospi0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */
+ AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */
+ AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */
+ AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */
+ AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
+ >;
+ };
+
+ db9_com_mode_pins_default: db9_com_mode_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x00c4, PIN_OUTPUT, 7) /* (AD3) WKUP_GPIO0_5, used as uart0 mode 0 */
+ AM65X_WKUP_IOPAD(0x00c0, PIN_OUTPUT, 7) /* (AC3) WKUP_GPIO0_4, used as uart0 mode 1 */
+ AM65X_WKUP_IOPAD(0x00cc, PIN_OUTPUT, 7) /* (AC1) WKUP_GPIO0_7, used as uart0 term */
+ AM65X_WKUP_IOPAD(0x00c8, PIN_OUTPUT, 7) /* (AC2) WKUP_GPIO0_6, used as uart0 en */
+ >;
+ };
+
+ leds_pins_default: leds_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0014, PIN_OUTPUT, 7) /* (T2) WKUP_GPIO0_17, used as user led1 red */
+ AM65X_WKUP_IOPAD(0x0028, PIN_OUTPUT, 7) /* (R3) WKUP_GPIO0_22, used as user led1 green */
+ AM65X_WKUP_IOPAD(0x0030, PIN_OUTPUT, 7) /* (R5) WKUP_GPIO0_24, used as status led red */
+ AM65X_WKUP_IOPAD(0x0050, PIN_OUTPUT, 7) /* (N2) WKUP_GPIO0_32, used as status led green */
+ >;
+ };
+
+ mcu_spi0_pins_default: mcu_spi0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x0090, PIN_INPUT, 0) /* (Y1) MCU_SPI0_CLK */
+ AM65X_WKUP_IOPAD(0x0094, PIN_INPUT, 0) /* (Y3) MCU_SPI0_D0 */
+ AM65X_WKUP_IOPAD(0x0098, PIN_INPUT, 0) /* (Y2) MCU_SPI0_D1 */
+ AM65X_WKUP_IOPAD(0x009c, PIN_OUTPUT, 0) /* (Y4) MCU_SPI0_CS0 */
+ >;
+ };
+
+ minipcie_pins_default: minipcie_pins_default {
+ pinctrl-single,pins = <
+ AM65X_WKUP_IOPAD(0x003C, PIN_OUTPUT, 7) /* (P2) MCU_OSPI1_DQS.WKUP_GPIO0_27 */
+ >;
+ };
+};
+
+&main_pmx0 {
+ main_uart1_pins_default: main_uart1_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0174, PIN_INPUT, 6) /* (AE23) UART1_RXD */
+ AM65X_IOPAD(0x014c, PIN_OUTPUT, 6) /* (AD23) UART1_TXD */
+ AM65X_IOPAD(0x0178, PIN_INPUT, 6) /* (AD22) UART1_CTSn */
+ AM65X_IOPAD(0x017c, PIN_OUTPUT, 6) /* (AC21) UART1_RTSn */
+ >;
+ };
+
+ main_i2c3_pins_default: main_i2c3_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x01c0, PIN_INPUT, 2) /* (AF13) I2C3_SCL */
+ AM65X_IOPAD(0x01d4, PIN_INPUT, 2) /* (AG12) I2C3_SDA */
+ >;
+ };
+
+ main_mmc1_pins_default: main_mmc1_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x02d4, PIN_INPUT_PULLDOWN, 0) /* (C27) MMC1_CLK */
+ AM65X_IOPAD(0x02d8, PIN_INPUT_PULLUP, 0) /* (C28) MMC1_CMD */
+ AM65X_IOPAD(0x02d0, PIN_INPUT_PULLUP, 0) /* (D28) MMC1_DAT0 */
+ AM65X_IOPAD(0x02cc, PIN_INPUT_PULLUP, 0) /* (E27) MMC1_DAT1 */
+ AM65X_IOPAD(0x02c8, PIN_INPUT_PULLUP, 0) /* (D26) MMC1_DAT2 */
+ AM65X_IOPAD(0x02c4, PIN_INPUT_PULLUP, 0) /* (D27) MMC1_DAT3 */
+ AM65X_IOPAD(0x02dc, PIN_INPUT_PULLUP, 0) /* (B24) MMC1_SDCD */
+ AM65X_IOPAD(0x02e0, PIN_INPUT_PULLUP, 0) /* (C24) MMC1_SDWP */
+ >;
+ };
+
+ usb0_pins_default: usb0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x02bc, PIN_OUTPUT, 0) /* (AD9) USB0_DRVVBUS */
+ >;
+ };
+
+ usb1_pins_default: usb1_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x02c0, PIN_OUTPUT, 0) /* (AC8) USB1_DRVVBUS */
+ >;
+ };
+
+ arduino_io_d4_to_d9_pins_default: arduino_io_d4_to_d9_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0084, PIN_OUTPUT, 7) /* (AG18) GPIO0_33 */
+ AM65X_IOPAD(0x008C, PIN_OUTPUT, 7) /* (AF17) GPIO0_35 */
+ AM65X_IOPAD(0x0098, PIN_OUTPUT, 7) /* (AH16) GPIO0_38 */
+ AM65X_IOPAD(0x00AC, PIN_OUTPUT, 7) /* (AH15) GPIO0_43 */
+ AM65X_IOPAD(0x00C0, PIN_OUTPUT, 7) /* (AG15) GPIO0_48 */
+ AM65X_IOPAD(0x00CC, PIN_OUTPUT, 7) /* (AD15) GPIO0_51 */
+ >;
+ };
+
+ dss_vout1_pins_default: dss_vout1_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0000, PIN_OUTPUT, 1) /* VOUT1_DATA0 */
+ AM65X_IOPAD(0x0004, PIN_OUTPUT, 1) /* VOUT1_DATA1 */
+ AM65X_IOPAD(0x0008, PIN_OUTPUT, 1) /* VOUT1_DATA2 */
+ AM65X_IOPAD(0x000c, PIN_OUTPUT, 1) /* VOUT1_DATA3 */
+ AM65X_IOPAD(0x0010, PIN_OUTPUT, 1) /* VOUT1_DATA4 */
+ AM65X_IOPAD(0x0014, PIN_OUTPUT, 1) /* VOUT1_DATA5 */
+ AM65X_IOPAD(0x0018, PIN_OUTPUT, 1) /* VOUT1_DATA6 */
+ AM65X_IOPAD(0x001c, PIN_OUTPUT, 1) /* VOUT1_DATA7 */
+ AM65X_IOPAD(0x0020, PIN_OUTPUT, 1) /* VOUT1_DATA8 */
+ AM65X_IOPAD(0x0024, PIN_OUTPUT, 1) /* VOUT1_DATA9 */
+ AM65X_IOPAD(0x0028, PIN_OUTPUT, 1) /* VOUT1_DATA10 */
+ AM65X_IOPAD(0x002c, PIN_OUTPUT, 1) /* VOUT1_DATA11 */
+ AM65X_IOPAD(0x0030, PIN_OUTPUT, 1) /* VOUT1_DATA12 */
+ AM65X_IOPAD(0x0034, PIN_OUTPUT, 1) /* VOUT1_DATA13 */
+ AM65X_IOPAD(0x0038, PIN_OUTPUT, 1) /* VOUT1_DATA14 */
+ AM65X_IOPAD(0x003c, PIN_OUTPUT, 1) /* VOUT1_DATA15 */
+ AM65X_IOPAD(0x0040, PIN_OUTPUT, 1) /* VOUT1_DATA16 */
+ AM65X_IOPAD(0x0044, PIN_OUTPUT, 1) /* VOUT1_DATA17 */
+ AM65X_IOPAD(0x0048, PIN_OUTPUT, 1) /* VOUT1_DATA18 */
+ AM65X_IOPAD(0x004c, PIN_OUTPUT, 1) /* VOUT1_DATA19 */
+ AM65X_IOPAD(0x0050, PIN_OUTPUT, 1) /* VOUT1_DATA20 */
+ AM65X_IOPAD(0x0054, PIN_OUTPUT, 1) /* VOUT1_DATA21 */
+ AM65X_IOPAD(0x0058, PIN_OUTPUT, 1) /* VOUT1_DATA22 */
+ AM65X_IOPAD(0x005c, PIN_OUTPUT, 1) /* VOUT1_DATA23 */
+ AM65X_IOPAD(0x0060, PIN_OUTPUT, 1) /* VOUT1_VSYNC */
+ AM65X_IOPAD(0x0064, PIN_OUTPUT, 1) /* VOUT1_HSYNC */
+ AM65X_IOPAD(0x0068, PIN_OUTPUT, 1) /* VOUT1_PCLK */
+ AM65X_IOPAD(0x006c, PIN_OUTPUT, 1) /* VOUT1_DE */
+ >;
+ };
+
+ dp_pins_default: dp_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0078, PIN_OUTPUT, 7) /* (AF18) DP rst_n */
+ >;
+ };
+
+ main_i2c2_pins_default: main_i2c2_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) I2C2_SCL */
+ AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) I2C2_SDA */
+ >;
+ };
+};
+
+&main_pmx1 {
+ main_i2c0_pins_default: main-i2c0-pins-default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */
+ AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */
+ >;
+ };
+
+ main_i2c1_pins_default: main-i2c1-pins-default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */
+ AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */
+ >;
+ };
+
+ ecap0_pins_default: ecap0-pins-default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */
+ >;
+ };
+};
+
+&wkup_uart0 {
+ /* Wakeup UART is used by System firmware */
+ status = "disabled";
+};
+
+&main_uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_uart1_pins_default>;
+};
+
+&main_uart2 {
+ status = "disabled";
+};
+
+&mcu_uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&arduino_uart_pins_default>;
+};
+
+&main_gpio0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&arduino_io_d4_to_d9_pins_default>;
+ gpio-line-names =
+ "main_gpio0-base", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "IO4", "", "IO5", "", "", "IO6", "",
+ "", "", "", "IO7", "", "", "", "", "IO8", "",
+ "", "IO9";
+};
+
+&wkup_gpio0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <
+ &arduino_io_d2_to_d3_pins_default
+ &arduino_i2c_aio_switch_pins_default
+ &arduino_io_oe_pins_default
+ &push_button_pins_default
+ &db9_com_mode_pins_default
+ >;
+ gpio-line-names =
+ "wkup_gpio0-base", "", "", "", "UART0-mode1", "UART0-mode0",
+ "UART0-enable", "UART0-terminate", "", "WIFI-disable",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "A4A5-I2C-mux", "", "", "", "USER-button", "", "", "","IO0",
+ "IO1", "IO2", "", "IO3", "IO17-direction",
+ "A5", "IO16-direction", "IO15-direction",
+ "IO14-direction", "A3",
+ "", "IO18-direction", "A4", "A2", "A1",
+ "A0", "", "", "IO13", "IO11",
+ "IO12", "IO10";
+};
+
+&wkup_i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&wkup_i2c0_pins_default>;
+ clock-frequency = <400000>;
+};
+
+&mcu_i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_i2c0_pins_default>;
+ clock-frequency = <400000>;
+
+ psu: tps62363@60 {
+ compatible = "ti,tps62363";
+ reg = <0x60>;
+ regulator-name = "tps62363-vout";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-boot-on;
+ /* ti,vsel0-gpio = <&gpio1 16 0>; */
+ /* ti,vsel1-gpio = <&gpio1 17 0>; */
+ ti,vsel0-state-high;
+ ti,vsel1-state-high;
+ /* ti,enable-pull-down; */
+ /* ti,enable-force-pwm; */
+ ti,enable-vout-discharge;
+ };
+
+ /*D4200*/
+ pcal9535_1: gpio@20 {
+ compatible = "nxp,pcal9535";
+ reg = <0x20>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ gpio-line-names =
+ "A0-pull", "A1-pull", "A2-pull", "A3-pull", "A4-pull",
+ "A5-pull", "", "",
+ "IO14-enable", "IO15-enable", "IO16-enable",
+ "IO17-enable", "IO18-enable", "IO19-enable";
+ };
+
+ /*D4201*/
+ pcal9535_2: gpio@21 {
+ compatible = "nxp,pcal9535";
+ reg = <0x21>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ gpio-line-names =
+ "IO0-direction", "IO1-direction", "IO2-direction",
+ "IO3-direction", "IO4-direction", "IO5-direction",
+ "IO6-direction", "IO7-direction",
+ "IO8-direction", "IO9-direction", "IO10-direction",
+ "IO11-direction", "IO12-direction", "IO13-direction",
+ "IO19-direction";
+ };
+
+ /*D4202*/
+ pcal9535_3: gpio@25 {
+ compatible = "nxp,pcal9535";
+ reg = <0x25>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ gpio-line-names =
+ "IO0-pull", "IO1-pull", "IO2-pull", "IO3-pull",
+ "IO4-pull", "IO5-pull", "IO6-pull", "IO7-pull",
+ "IO8-pull", "IO9-pull", "IO10-pull", "IO11-pull",
+ "IO12-pull", "IO13-pull";
+ };
+};
+
+&main_i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c0_pins_default>;
+ clock-frequency = <400000>;
+
+ rtc:rtc8564@51 {
+ compatible = "nxp,pcf8563";
+ reg = <0x51>;
+ };
+
+ eeprom: eeprom@54 {
+ compatible = "atmel,24c08";
+ reg = <0x54>;
+ pagesize = <16>;
+ };
+};
+
+&main_i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c1_pins_default>;
+ clock-frequency = <400000>;
+};
+
+&main_i2c2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c2_pins_default>;
+ clock-frequency = <400000>;
+};
+
+&main_i2c3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_i2c3_pins_default>;
+ clock-frequency = <400000>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ edp-bridge@f {
+ compatible = "toshiba,tc358867", "toshiba,tc358767";
+ reg = <0x0f>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&dp_pins_default>;
+ reset-gpios = <&main_gpio0 30 GPIO_ACTIVE_HIGH>;
+
+ clock-names = "ref";
+ clocks = <&dp_refclk>;
+
+ toshiba,hpd-pin = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ bridge_in: endpoint {
+ remote-endpoint = <&dpi_out>;
+ };
+ };
+ };
+ };
+};
+
+&mcu_cpsw {
+ status = "disabled";
+};
+
+&ecap0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ecap0_pins_default>;
+};
+
+&sdhci1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mmc1_pins_default>;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&dwc3_0 {
+ status = "okay";
+};
+
+&usb0_phy {
+ status = "okay";
+};
+
+&usb0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb0_pins_default>;
+ dr_mode = "host";
+};
+
+&dwc3_1 {
+ status = "okay";
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb1_pins_default>;
+ dr_mode = "host";
+};
+
+&mcu_spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_spi0_pins_default>;
+
+ #address-cells = <1>;
+ #size-cells= <0>;
+ ti,pindir-d0-out-d1-in = <1>;
+
+ spidev@0 {
+ compatible = "rohm,dh2228fv";
+ spi-max-frequency = <20000000>;
+ reg = <0>;
+ };
+};
+
+&tscadc0 {
+ status = "disabled";
+};
+
+&tscadc1 {
+ adc {
+ ti,adc-channels = <0 1 2 3 4 5>;
+ };
+};
+
+&ospi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <1>;
+ spi-max-frequency = <50000000>;
+ cdns,tshsl-ns = <60>;
+ cdns,tsd2d-ns = <60>;
+ cdns,tchsh-ns = <60>;
+ cdns,tslch-ns = <60>;
+ cdns,read-delay = <2>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
+&dss {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&dss_vout1_pins_default>;
+
+ assigned-clocks = <&k3_clks 67 2>;
+ assigned-clock-parents = <&k3_clks 67 5>;
+};
+
+&dss_ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@1 {
+ reg = <1>;
+
+ dpi_out: endpoint {
+ remote-endpoint = <&bridge_in>;
+ };
+ };
+};
+
+&serdes0 {
+ status = "disabled";
+};
+
+&pcie0_rc {
+ status = "disabled";
+};
+
+&pcie0_ep {
+ status = "disabled";
+};
+
+&pcie1_rc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&minipcie_pins_default>;
+
+ num-lanes = <1>;
+ phys = <&serdes1 PHY_TYPE_PCIE 0>;
+ phy-names = "pcie-phy0";
+ reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>;
+};
+
+&pcie1_ep {
+ status = "disabled";
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
new file mode 100644
index 000000000000..bb9ab4fdd74e
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) Siemens AG, 2018-2021
+ *
+ * Authors:
+ * Le Jin <le.jin@siemens.com>
+ * Jan Kiszka <jan.kiszk@siemens.com>
+ */
+
+/dts-v1/;
+
+#include "k3-am65-iot2050-common.dtsi"
+
+/ {
+ compatible = "siemens,iot2050-basic", "ti,am654";
+ model = "SIMATIC IOT2050 Basic";
+
+ memory@80000000 {
+ device_type = "memory";
+ /* 1G RAM */
+ reg = <0x00000000 0x80000000 0x00000000 0x40000000>;
+ };
+
+ cpus {
+ cpu-map {
+ /delete-node/ cluster1;
+ };
+ /delete-node/ cpu@100;
+ /delete-node/ cpu@101;
+ };
+};
+
+/* eMMC */
+&sdhci0 {
+ status = "disabled";
+};
+
+&main_pmx0 {
+ main_uart0_pins_default: main_uart0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x01e4, PIN_INPUT, 0) /* (AF11) UART0_RXD */
+ AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0) /* (AE11) UART0_TXD */
+ AM65X_IOPAD(0x01ec, PIN_INPUT, 0) /* (AG11) UART0_CTSn */
+ AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0) /* (AD11) UART0_RTSn */
+ AM65X_IOPAD(0x0188, PIN_INPUT, 1) /* (D25) UART0_DCDn */
+ AM65X_IOPAD(0x018c, PIN_INPUT, 1) /* (B26) UART0_DSRn */
+ AM65X_IOPAD(0x0190, PIN_OUTPUT, 1) /* (A24) UART0_DTRn */
+ AM65X_IOPAD(0x0194, PIN_INPUT, 1) /* (E24) UART0_RIN */
+ >;
+ };
+};
+
+&main_uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_uart0_pins_default>;
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced.dts b/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced.dts
new file mode 100644
index 000000000000..aa1ef081ef22
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced.dts
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) Siemens AG, 2018-2021
+ *
+ * Authors:
+ * Le Jin <le.jin@siemens.com>
+ * Jan Kiszka <jan.kiszk@siemens.com>
+ */
+
+/dts-v1/;
+
+#include "k3-am65-iot2050-common.dtsi"
+
+/ {
+ compatible = "siemens,iot2050-advanced", "ti,am654";
+ model = "SIMATIC IOT2050 Advanced";
+
+ memory@80000000 {
+ device_type = "memory";
+ /* 2G RAM */
+ reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
+ };
+};
+
+&main_pmx0 {
+ main_mmc0_pins_default: main_mmc0_pins_default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x01a8, PIN_INPUT_PULLDOWN, 0) /* (B25) MMC0_CLK */
+ AM65X_IOPAD(0x01ac, PIN_INPUT_PULLUP, 0) /* (B27) MMC0_CMD */
+ AM65X_IOPAD(0x01a4, PIN_INPUT_PULLUP, 0) /* (A26) MMC0_DAT0 */
+ AM65X_IOPAD(0x01a0, PIN_INPUT_PULLUP, 0) /* (E25) MMC0_DAT1 */
+ AM65X_IOPAD(0x019c, PIN_INPUT_PULLUP, 0) /* (C26) MMC0_DAT2 */
+ AM65X_IOPAD(0x0198, PIN_INPUT_PULLUP, 0) /* (A25) MMC0_DAT3 */
+ AM65X_IOPAD(0x0194, PIN_INPUT_PULLUP, 0) /* (E24) MMC0_DAT4 */
+ AM65X_IOPAD(0x0190, PIN_INPUT_PULLUP, 0) /* (A24) MMC0_DAT5 */
+ AM65X_IOPAD(0x018c, PIN_INPUT_PULLUP, 0) /* (B26) MMC0_DAT6 */
+ AM65X_IOPAD(0x0188, PIN_INPUT_PULLUP, 0) /* (D25) MMC0_DAT7 */
+ AM65X_IOPAD(0x01b8, PIN_OUTPUT_PULLUP, 7) /* (B23) MMC0_SDWP */
+ AM65X_IOPAD(0x01b4, PIN_INPUT_PULLUP, 0) /* (A23) MMC0_SDCD */
+ AM65X_IOPAD(0x01b0, PIN_INPUT, 0) /* (C25) MMC0_DS */
+ >;
+ };
+};
+
+/* eMMC */
+&sdhci0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mmc0_pins_default>;
+ bus-width = <8>;
+ non-removable;
+ ti,driver-strength-ohm = <50>;
+ disable-wp;
+};
+
+&main_uart0 {
+ status = "disabled";
+};
--
2.26.2
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