The following commit syncs the device tree from Linux tag
v6.5-rc1 to U-boot and fixes the following to be compatible with
the future syncs -

- Include k3-am68-sk-base-board.dts file

    Remove the duplicated pinmuxes from r5 and -u-boot.dtsi files and
    include k3-am68-sk-base-board.dts for Linux fixes to propagate
    to U-boot.

- Fixing the mcu_timer0

    Remove timer0 and use the mcu_timer0 defined in mcu-wakeup.dtsi

    The device manager is not functional at this point so we can't
    configure the clocks for the mcu_timer0, delete the properties
    that enable the clocks and power domains for it.

- Fixing secure proxy nodes

    Linux DT now have these nodes defined so remove them and rename to
    use the Linux DT ones.

- Remove cpsw node

    The compatible is now fixed and the node is not required in
    -u-boot specifically

- Remove aliases and chosen node

    Use these from Linux and don't override when not required.

- Remove /delete-property/ from sdhci nodes

    We have the necessary clock and dev data so remove these.

- Remove dummy_clocks and fs_loader0

    These weren't being used anywhere so remove it.

All these have been put in a single commit to not break the
bisectability.

Reviewed-by: Neha Malcom Francis <n-fran...@ti.com>
Signed-off-by: Manorit Chawdhry <m-chawd...@ti.com>
---
 arch/arm/dts/k3-am68-sk-base-board-u-boot.dtsi |  69 ++---
 arch/arm/dts/k3-am68-sk-base-board.dts         | 389 +++++++++++++++----------
 arch/arm/dts/k3-am68-sk-r5-base-board.dts      | 151 ++--------
 arch/arm/dts/k3-am68-sk-som.dtsi               | 112 ++-----
 4 files changed, 303 insertions(+), 418 deletions(-)

diff --git a/arch/arm/dts/k3-am68-sk-base-board-u-boot.dtsi 
b/arch/arm/dts/k3-am68-sk-base-board-u-boot.dtsi
index 79faa1b5737d..b05a2245b6da 100644
--- a/arch/arm/dts/k3-am68-sk-base-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-am68-sk-base-board-u-boot.dtsi
@@ -1,29 +1,10 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
  */
 
 #include "k3-j721s2-binman.dtsi"
 
-/ {
-       chosen {
-               stdout-path = "serial2:115200n8";
-               tick-timer = &timer1;
-       };
-
-       aliases {
-               serial0 = &wkup_uart0;
-               serial1 = &mcu_uart0;
-               serial2 = &main_uart8;
-               i2c0 = &wkup_i2c0;
-               i2c1 = &mcu_i2c0;
-               i2c2 = &mcu_i2c1;
-               i2c3 = &main_i2c0;
-               ethernet0 = &cpsw_port1;
-               mmc1 = &main_sdhci1;
-       };
-};
-
 &wkup_i2c0 {
        bootph-pre-ram;
 };
@@ -39,14 +20,6 @@
 &cbass_mcu_wakeup {
        bootph-pre-ram;
 
-       timer1: timer@40400000 {
-               compatible = "ti,omap5430-timer";
-               reg = <0x0 0x40400000 0x0 0x80>;
-               ti,timer-alwon;
-               clock-frequency = <250000000>;
-               bootph-pre-ram;
-       };
-
        chipid@43000014 {
                bootph-pre-ram;
        };
@@ -102,10 +75,26 @@
        bootph-pre-ram;
 };
 
+&main_usbss0_pins_default {
+       bootph-pre-ram;
+};
+
 &wkup_pmx0 {
        bootph-pre-ram;
 };
 
+&wkup_pmx1 {
+       bootph-pre-ram;
+};
+
+&wkup_pmx2 {
+       bootph-pre-ram;
+};
+
+&wkup_pmx3 {
+       bootph-pre-ram;
+};
+
 &k3_pds {
        bootph-pre-ram;
 };
@@ -130,23 +119,23 @@
        bootph-pre-ram;
 };
 
-&mcu_cpsw {
-       reg = <0x0 0x46000000 0x0 0x200000>,
-             <0x0 0x40f00200 0x0 0x8>;
-       reg-names = "cpsw_nuss", "mac_efuse";
-       /delete-property/ ranges;
+&main_sdhci1 {
+       bootph-pre-ram;
+};
 
-       cpsw-phy-sel@40f04040 {
-               compatible = "ti,am654-cpsw-phy-sel";
-               reg= <0x0 0x40f04040 0x0 0x4>;
-               reg-names = "gmii-sel";
-       };
+&ospi0 {
+       status = "disabled";
 };
 
-&main_sdhci0 {
+&ospi1 {
        status = "disabled";
 };
 
-&main_sdhci1 {
+&usbss0 {
+       bootph-pre-ram;
+};
+
+&usb0 {
+       dr_mode = "peripheral";
        bootph-pre-ram;
 };
diff --git a/arch/arm/dts/k3-am68-sk-base-board.dts 
b/arch/arm/dts/k3-am68-sk-base-board.dts
index 8fc03324ab8a..d5889ba3fa46 100644
--- a/arch/arm/dts/k3-am68-sk-base-board.dts
+++ b/arch/arm/dts/k3-am68-sk-base-board.dts
@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
  *
- * Base Board: **Yet to Add**
+ * Base Board: https://www.ti.com/lit/zip/SPRR463
  */
 
 /dts-v1/;
@@ -11,6 +11,7 @@
 #include <dt-bindings/net/ti-dp83867.h>
 #include <dt-bindings/phy/phy-cadence.h>
 #include <dt-bindings/phy/phy.h>
+#include <dt-bindings/mux/ti-serdes.h>
 
 / {
        compatible = "ti,am68-sk", "ti,j721s2";
@@ -18,15 +19,20 @@
 
        chosen {
                stdout-path = "serial2:115200n8";
-               bootargs = "console=ttyS2,115200n8 
earlycon=ns16550a,mmio32,0x2880000";
        };
 
        aliases {
+               serial0 = &wkup_uart0;
+               serial1 = &mcu_uart0;
                serial2 = &main_uart8;
                mmc1 = &main_sdhci1;
+               can0 = &mcu_mcan0;
+               can1 = &mcu_mcan1;
+               can2 = &main_mcan6;
+               can3 = &main_mcan7;
        };
 
-       vusb_main: fixedregulator-vusb-main5v0 {
+       vusb_main: regulator-vusb-main5v0 {
                /* USB MAIN INPUT 5V DC */
                compatible = "regulator-fixed";
                regulator-name = "vusb-main5v0";
@@ -36,7 +42,7 @@
                regulator-boot-on;
        };
 
-       vsys_3v3: fixedregulator-vsys3v3 {
+       vsys_3v3: regulator-vsys3v3 {
                /* Output of LM5141 */
                compatible = "regulator-fixed";
                regulator-name = "vsys_3v3";
@@ -47,7 +53,7 @@
                regulator-boot-on;
        };
 
-       vdd_mmc1: fixedregulator-sd {
+       vdd_mmc1: regulator-sd {
                /* Output of TPS22918 */
                compatible = "regulator-fixed";
                regulator-name = "vdd_mmc1";
@@ -56,10 +62,10 @@
                regulator-boot-on;
                enable-active-high;
                vin-supply = <&vsys_3v3>;
-               gpio = <&exp1 10 GPIO_ACTIVE_HIGH>;
+               gpio = <&exp1 8 GPIO_ACTIVE_HIGH>;
        };
 
-       vdd_sd_dv: gpio-regulator-TLV71033 {
+       vdd_sd_dv: regulator-tlv71033 {
                /* Output of TLV71033 */
                compatible = "regulator-gpio";
                regulator-name = "tlv71033";
@@ -73,30 +79,69 @@
                states = <1800000 0x0>,
                         <3300000 0x1>;
        };
+
+       vsys_io_1v8: regulator-vsys-io-1v8 {
+               compatible = "regulator-fixed";
+               regulator-name = "vsys_io_1v8";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       vsys_io_1v2: regulator-vsys-io-1v2 {
+               compatible = "regulator-fixed";
+               regulator-name = "vsys_io_1v2";
+               regulator-min-microvolt = <1200000>;
+               regulator-max-microvolt = <1200000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       transceiver1: can-phy0 {
+               compatible = "ti,tcan1042";
+               #phy-cells = <0>;
+               max-bitrate = <5000000>;
+       };
+
+       transceiver2: can-phy1 {
+               compatible = "ti,tcan1042";
+               #phy-cells = <0>;
+               max-bitrate = <5000000>;
+       };
+
+       transceiver3: can-phy2 {
+               compatible = "ti,tcan1042";
+               #phy-cells = <0>;
+               max-bitrate = <5000000>;
+       };
+
+       transceiver4: can-phy3 {
+               compatible = "ti,tcan1042";
+               #phy-cells = <0>;
+               max-bitrate = <5000000>;
+       };
 };
 
 &main_pmx0 {
-       main_uart8_pins_default: main-uart8-pins-default {
+       main_uart8_pins_default: main-uart8-default-pins {
                pinctrl-single,pins = <
-                       J721S2_IOPAD(0x040, PIN_INPUT, 14) /* (AC28) 
MCASP0_AXR0.UART8_CTSn */
-                       J721S2_IOPAD(0x044, PIN_OUTPUT, 14) /* (Y26) 
MCASP0_AXR1.UART8_RTSn */
                        J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) 
SPI0_CS1.UART8_RXD */
                        J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) 
SPI0_CLK.UART8_TXD */
                >;
        };
 
-       main_i2c0_pins_default: i2c0-pins-default {
+       main_i2c0_pins_default: main-i2c0-default-pins {
                pinctrl-single,pins = <
-                       J721S2_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AH25) 
I2C0_SCL */
-                       J721S2_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AE24) 
I2C0_SDA */
+                       J721S2_IOPAD(0x0e0, PIN_INPUT, 0) /* (AH25) I2C0_SCL */
+                       J721S2_IOPAD(0x0e4, PIN_INPUT, 0) /* (AE24) I2C0_SDA */
                >;
        };
 
-       main_mmc1_pins_default: main-mmc1-pins-default {
+       main_mmc1_pins_default: main-mmc1-default-pins {
                pinctrl-single,pins = <
                        J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */
                        J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */
-                       J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */
                        J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */
                        J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
                        J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */
@@ -105,102 +150,197 @@
                >;
        };
 
-       vdd_sd_dv_pins_default: vdd-sd-dv-pins-default {
+       vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
                pinctrl-single,pins = <
                        J721S2_IOPAD(0x0c4, PIN_INPUT, 7) /* (AB26) 
ECAP0_IN_APWM_OUT.GPIO0_49 */
                >;
        };
-};
 
-&wkup_pmx0 {
-       mcu_cpsw_pins_default: mcu-cpsw-pins-default {
+       main_usbss0_pins_default: main-usbss0-default-pins {
                pinctrl-single,pins = <
-                       J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (B22) 
MCU_RGMII1_RD0 */
-                       J721S2_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B21) 
MCU_RGMII1_RD1 */
-                       J721S2_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C22) 
MCU_RGMII1_RD2 */
-                       J721S2_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D23) 
MCU_RGMII1_RD3 */
-                       J721S2_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (D22) 
MCU_RGMII1_RXC */
-                       J721S2_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (E23) 
MCU_RGMII1_RX_CTL */
-                       J721S2_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (F23) 
MCU_RGMII1_TD0 */
-                       J721S2_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (G22) 
MCU_RGMII1_TD1 */
-                       J721S2_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E21) 
MCU_RGMII1_TD2 */
-                       J721S2_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E22) 
MCU_RGMII1_TD3 */
-                       J721S2_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (F21) 
MCU_RGMII1_TXC */
-                       J721S2_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (F22) 
MCU_RGMII1_TX_CTL */
+                       J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) 
TIMER_IO1.USB0_DRVVBUS */
                >;
        };
 
-       mcu_mdio_pins_default: mcu-mdio-pins-default {
+       main_mcan6_pins_default: main-mcan6-default-pins {
                pinctrl-single,pins = <
-                       J721S2_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A21) 
MCU_MDIO0_MDC */
-                       J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (A22) 
MCU_MDIO0_MDIO */
+                       J721S2_IOPAD(0x098, PIN_INPUT, 0) /* (V25) 
MCASP0_AXR10.MCAN6_RX */
+                       J721S2_IOPAD(0x094, PIN_INPUT, 0) /* (AA25) 
MCASP0_AXR9.MCAN6_TX */
                >;
        };
-};
 
-&main_gpio2 {
-       status = "disabled";
-};
+       main_mcan7_pins_default: main-mcan7-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_IOPAD(0x0a0, PIN_INPUT, 0) /* (AB25) 
MCASP0_AXR12.MCAN7_RX */
+                       J721S2_IOPAD(0x09c, PIN_INPUT, 0) /* (T24) 
MCASP0_AXR11.MCAN7_TX */
+               >;
+       };
 
-&main_gpio4 {
-       status = "disabled";
-};
+       main_i2c4_pins_default: main-i2c4-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_IOPAD(0x010, PIN_INPUT_PULLUP, 8) /* (AF28) 
MCAN13_RX.I2C4_SDA */
+                       J721S2_IOPAD(0x014, PIN_INPUT_PULLUP, 8) /* (AD25) 
MCAN14_TX.I2C4_SCL */
+               >;
+       };
 
-&main_gpio6 {
-       status = "disabled";
+       rpi_header_gpio0_pins_default: rpi-header-gpio0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_IOPAD(0x0a8, PIN_INPUT, 7) /* (U24)  
MCASP0_AXR14.GPIO0_42 */
+                       J721S2_IOPAD(0x090, PIN_INPUT, 7) /* (W24) 
MCASP0_AXR8.GPIO0_36 */
+                       J721S2_IOPAD(0x0bc, PIN_INPUT, 7) /* (V28) 
MCASP1_AFSX.GPIO0_47 */
+                       J721S2_IOPAD(0x06c, PIN_INPUT, 7) /* (V26) 
MCAN1_TX.GPIO0_27 */
+                       J721S2_IOPAD(0x004, PIN_INPUT, 7) /* (W25) 
MCAN12_TX.GPIO0_1 */
+                       J721S2_IOPAD(0x008, PIN_INPUT, 7) /* (AC24) 
MCAN12_RX.GPIO0_2 */
+                       J721S2_IOPAD(0x0b8, PIN_INPUT, 7) /* (AA24) 
MCASP1_ACLKX.GPIO0_46 */
+                       J721S2_IOPAD(0x00c, PIN_INPUT, 7) /* (AE28) 
MCAN13_TX.GPIO0_3 */
+                       J721S2_IOPAD(0x034, PIN_INPUT, 7) /* (AD24) 
PMIC_WAKE0.GPIO0_13 */
+                       J721S2_IOPAD(0x0a4, PIN_INPUT, 7) /* (T23) 
MCASP0_AXR13.GPIO0_41 */
+                       J721S2_IOPAD(0x0c0, PIN_INPUT, 7) /* (T28) 
MCASP1_AXR0.GPIO0_48 */
+                       J721S2_IOPAD(0x0b4, PIN_INPUT, 7) /* (U25) 
MCASP1_AXR4.GPIO0_45 */
+                       J721S2_IOPAD(0x0cc, PIN_INPUT, 7) /* (AE27) 
SPI0_CS0.GPIO0_51 */
+                       J721S2_IOPAD(0x08c, PIN_INPUT, 7) /* (T25) 
MCASP0_AXR7.GPIO0_35 */
+               >;
+       };
 };
 
-&wkup_gpio1 {
-       status = "disabled";
+&wkup_pmx2 {
+       wkup_uart0_pins_default: wkup-uart0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x070, PIN_INPUT, 0) /* (E25) 
WKUP_GPIO0_6.WKUP_UART0_CTSn */
+                       J721S2_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (F28) 
WKUP_GPIO0_7.WKUP_UART0_RTSn */
+                       J721S2_WKUP_IOPAD(0x048, PIN_INPUT, 0) /* (D28) 
WKUP_UART0_RXD */
+                       J721S2_WKUP_IOPAD(0x04c, PIN_OUTPUT, 0) /* (D27) 
WKUP_UART0_TXD */
+               >;
+       };
+
+       mcu_cpsw_pins_default: mcu-cpsw-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x02C, PIN_INPUT, 0) /* (B22) 
MCU_RGMII1_RD0 */
+                       J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (B21) 
MCU_RGMII1_RD1 */
+                       J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (C22) 
MCU_RGMII1_RD2 */
+                       J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (D23) 
MCU_RGMII1_RD3 */
+                       J721S2_WKUP_IOPAD(0x01C, PIN_INPUT, 0) /* (D22) 
MCU_RGMII1_RXC */
+                       J721S2_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (E23) 
MCU_RGMII1_RX_CTL */
+                       J721S2_WKUP_IOPAD(0x014, PIN_OUTPUT, 0) /* (F23) 
MCU_RGMII1_TD0 */
+                       J721S2_WKUP_IOPAD(0x010, PIN_OUTPUT, 0) /* (G22) 
MCU_RGMII1_TD1 */
+                       J721S2_WKUP_IOPAD(0x00C, PIN_OUTPUT, 0) /* (E21) 
MCU_RGMII1_TD2 */
+                       J721S2_WKUP_IOPAD(0x008, PIN_OUTPUT, 0) /* (E22) 
MCU_RGMII1_TD3 */
+                       J721S2_WKUP_IOPAD(0x018, PIN_OUTPUT, 0) /* (F21) 
MCU_RGMII1_TXC */
+                       J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (F22) 
MCU_RGMII1_TX_CTL */
+               >;
+       };
+
+       mcu_mdio_pins_default: mcu-mdio-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x034, PIN_OUTPUT, 0) /* (A21) 
MCU_MDIO0_MDC */
+                       J721S2_WKUP_IOPAD(0x030, PIN_INPUT, 0) /* (A22) 
MCU_MDIO0_MDIO */
+               >;
+       };
+
+       mcu_mcan0_pins_default: mcu-mcan0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x054, PIN_INPUT, 0) /* (E28) 
MCU_MCAN0_RX */
+                       J721S2_WKUP_IOPAD(0x050, PIN_OUTPUT, 0) /* (E27) 
MCU_MCAN0_TX */
+               >;
+       };
+
+       mcu_mcan1_pins_default: mcu-mcan1-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x06C, PIN_INPUT, 0) /* (F26) 
WKUP_GPIO0_5.MCU_MCAN1_RX */
+                       J721S2_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (C23) 
WKUP_GPIO0_4.MCU_MCAN1_TX*/
+               >;
+       };
+
+       mcu_i2c0_pins_default: mcu-i2c0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x0a0, PIN_INPUT, 0) /* (G24) 
MCU_I2C0_SCL */
+                       J721S2_WKUP_IOPAD(0x0a4, PIN_INPUT, 0) /* (J25) 
MCU_I2C0_SDA */
+               >;
+       };
+
+       mcu_i2c1_pins_default: mcu-i2c1-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x078, PIN_INPUT, 0) /* (F24) 
WKUP_GPIO0_8.MCU_I2C1_SCL */
+                       J721S2_WKUP_IOPAD(0x07c, PIN_INPUT, 0) /* (H26) 
WKUP_GPIO0_9.MCU_I2C1_SDA */
+               >;
+       };
+
+       mcu_uart0_pins_default: mcu-uart0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C24) 
WKUP_GPIO0_13.MCU_UART0_RXD */
+                       J721S2_WKUP_IOPAD(0x088, PIN_OUTPUT, 0) /* (C25) 
WKUP_GPIO0_12.MCU_UART0_TXD */
+               >;
+       };
+
+       mcu_rpi_header_gpio0_pins0_default: mcu-rpi-header-gpio0-pins0-default {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x118, PIN_INPUT, 7) /* (G25) 
WKUP_GPIO0_66 */
+                       J721S2_WKUP_IOPAD(0x05C, PIN_INPUT, 7) /* (E24) 
MCU_SPI1_D0.WKUP_GPIO0_1 */
+                       J721S2_WKUP_IOPAD(0x060, PIN_INPUT, 7) /* (C28) 
MCU_SPI1_D1.WKUP_GPIO0_2 */
+                       J721S2_WKUP_IOPAD(0x058, PIN_INPUT, 7) /* (D26) 
MCU_SPI1_CLK.WKUP_GPIO0_0 */
+                       J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 7) /* (D25) 
MCU_SPI1_CS2.WKUP_GPIO0_15*/
+                       J721S2_WKUP_IOPAD(0x0B8, PIN_INPUT, 7) /* (G27) 
WKUP_GPIO0_56 */
+                       J721S2_WKUP_IOPAD(0x114, PIN_INPUT, 7) /* (J26) 
WKUP_GPIO0_57 */
+                       J721S2_WKUP_IOPAD(0x11C, PIN_INPUT, 7) /* (J27) 
WKUP_GPIO0_67 */
+                       J721S2_WKUP_IOPAD(0x064, PIN_INPUT, 7) /* (C27) 
MCU_SPI1_CS0.WKUP_GPIO0_3 */
+               >;
+       };
 };
 
-&wkup_uart0 {
-       status = "reserved";
+&wkup_pmx3 {
+       mcu_rpi_header_gpio0_pins1_default: mcu-rpi-header-gpio0-pins1-default {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x000, PIN_INPUT, 7) /* (K26) 
WKUP_GPIO0_49 */
+               >;
+       };
 };
 
-&main_uart0 {
-       status = "disabled";
+&main_gpio0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&rpi_header_gpio0_pins_default>;
 };
 
-&main_uart1 {
+&main_gpio2 {
        status = "disabled";
 };
 
-&main_uart2 {
+&main_gpio4 {
        status = "disabled";
 };
 
-&main_uart3 {
+&main_gpio6 {
        status = "disabled";
 };
 
-&main_uart4 {
-       status = "disabled";
+&wkup_gpio0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_rpi_header_gpio0_pins0_default>, 
<&mcu_rpi_header_gpio0_pins1_default>;
 };
 
-&main_uart5 {
+&wkup_gpio1 {
        status = "disabled";
 };
 
-&main_uart6 {
-       status = "disabled";
+&wkup_uart0 {
+       status = "reserved";
+       pinctrl-names = "default";
+       pinctrl-0 = <&wkup_uart0_pins_default>;
 };
 
-&main_uart7 {
-       status = "disabled";
+&mcu_uart0 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_uart0_pins_default>;
 };
 
 &main_uart8 {
+       status = "okay";
        pinctrl-names = "default";
        pinctrl-0 = <&main_uart8_pins_default>;
        /* Shared with TFA on this platform */
        power-domains = <&k3_pds 357 TI_SCI_PD_SHARED>;
 };
 
-&main_uart9 {
-       status = "disabled";
-};
-
 &main_i2c0 {
        pinctrl-names = "default";
        pinctrl-0 = <&main_i2c0_pins_default>;
@@ -211,40 +351,29 @@
                reg = <0x21>;
                gpio-controller;
                #gpio-cells = <2>;
-               gpio-line-names = "CSI_VIO_SEL", "CSI_SEL_FPC_EXPN", "HDMI_PDN",
-                                 "HDMI_LS_OE", "DP0_3V3_EN", 
"BOARDID_EEPROM_WP",
-                                 "CAN_STB", "","GPIO_uSD_PWR_EN", "EDP_ENABLE",
-                                 "IO_EXP_PCIE1_M2_RSTZ", 
"IO_EXP_MCU_RGMII_RSTZ",
-                                 "IO_EXP_CSI1_EXP_RSTZ", "","CSI0_B_GPIO1",
-                                 "CSI1_B_GPIO1";
+               gpio-line-names = " ", " ", " ", " ", " ",
+                                 "BOARDID_EEPROM_WP", "CAN_STB", " ",
+                                 "GPIO_uSD_PWR_EN", " ", 
"IO_EXP_PCIe1_M.2_RTSz",
+                                 "IO_EXP_MCU_RGMII_RST#", " ", " ", " ", " ";
        };
 };
 
-&main_i2c1 {
-       status = "disabled";
-};
-
-&main_i2c2 {
-       status = "disabled";
-};
-
-&main_i2c3 {
-       status = "disabled";
-};
-
 &main_i2c4 {
-       status = "disabled";
-};
-
-&main_i2c5 {
-       status = "disabled";
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_i2c4_pins_default>;
+       clock-frequency = <400000>;
 };
 
-&main_i2c6 {
-       status = "disabled";
+&mcu_i2c0 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_i2c0_pins_default>;
+       clock-frequency = <400000>;
 };
 
 &main_sdhci0 {
+       /* Unused */
        status = "disabled";
 };
 
@@ -259,7 +388,7 @@
 
 &mcu_cpsw {
        pinctrl-names = "default";
-       pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>;
+       pinctrl-0 = <&mcu_cpsw_pins_default>, <&mcu_mdio_pins_default>;
 };
 
 &davinci_mdio {
@@ -277,77 +406,29 @@
 };
 
 &mcu_mcan0 {
-       status = "disabled";
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_mcan0_pins_default>;
+       phys = <&transceiver1>;
 };
 
 &mcu_mcan1 {
-       status = "disabled";
-};
-
-&main_mcan0 {
-       status = "disabled";
-};
-
-&main_mcan1 {
-       status = "disabled";
-};
-
-&main_mcan2 {
-       status = "disabled";
-};
-
-&main_mcan3 {
-       status = "disabled";
-};
-
-&main_mcan4 {
-       status = "disabled";
-};
-
-&main_mcan5 {
-       status = "disabled";
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_mcan1_pins_default>;
+       phys = <&transceiver2>;
 };
 
 &main_mcan6 {
-       status = "disabled";
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_mcan6_pins_default>;
+       phys = <&transceiver3>;
 };
 
 &main_mcan7 {
-       status = "disabled";
-};
-
-&main_mcan8 {
-       status = "disabled";
-};
-
-&main_mcan9 {
-       status = "disabled";
-};
-
-&main_mcan10 {
-       status = "disabled";
-};
-
-&main_mcan11 {
-       status = "disabled";
-};
-
-&main_mcan12 {
-       status = "disabled";
-};
-
-&main_mcan13 {
-       status = "disabled";
-};
-
-&main_mcan14 {
-       status = "disabled";
-};
-
-&main_mcan15 {
-       status = "disabled";
-};
-
-&main_mcan17 {
-       status = "disabled";
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_mcan7_pins_default>;
+       phys = <&transceiver4>;
 };
diff --git a/arch/arm/dts/k3-am68-sk-r5-base-board.dts 
b/arch/arm/dts/k3-am68-sk-r5-base-board.dts
index a64baba14986..695aadc287bd 100644
--- a/arch/arm/dts/k3-am68-sk-r5-base-board.dts
+++ b/arch/arm/dts/k3-am68-sk-r5-base-board.dts
@@ -1,19 +1,18 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
  */
 
 /dts-v1/;
 
-#include "k3-am68-sk-som.dtsi"
+#include "k3-am68-sk-base-board.dts"
 #include "k3-j721s2-ddr-evm-lp4-4266.dtsi"
 #include "k3-j721s2-ddr.dtsi"
+#include "k3-am68-sk-base-board-u-boot.dtsi"
 
 / {
        chosen {
-               firmware-loader = &fs_loader0;
-               stdout-path = &main_uart8;
-               tick-timer = &timer1;
+               tick-timer = &mcu_timer0;
        };
 
        aliases {
@@ -21,11 +20,6 @@
                remoteproc1 = &a72_0;
        };
 
-       fs_loader0: fs_loader@0 {
-               compatible = "u-boot,fs-loader";
-               bootph-all;
-       };
-
        a72_0: a72@0 {
                compatible = "ti,am654-rproc";
                reg = <0x0 0x00a90000 0x0 0x10>;
@@ -42,145 +36,44 @@
                bootph-pre-ram;
        };
 
-       clk_200mhz: dummy_clock_200mhz {
-               compatible = "fixed-clock";
-               #clock-cells = <0>;
-               clock-frequency = <200000000>;
-               bootph-pre-ram;
-       };
-
-       clk_19_2mhz: dummy_clock_19_2mhz {
-               compatible = "fixed-clock";
-               #clock-cells = <0>;
-               clock-frequency = <19200000>;
-               bootph-pre-ram;
-       };
-};
-
-&cbass_mcu_wakeup {
-       sa3_secproxy: secproxy@44880000 {
-               bootph-pre-ram;
-               compatible = "ti,am654-secure-proxy";
-               reg = <0x0 0x44880000 0x0 0x20000>,
-                     <0x0 0x44860000 0x0 0x20000>,
-                     <0x0 0x43600000 0x0 0x10000>;
-               reg-names = "rt", "scfg", "target_data";
-               #mbox-cells = <1>;
-       };
-
-       mcu_secproxy: secproxy@2a380000 {
-               compatible = "ti,am654-secure-proxy";
-               reg = <0x0 0x2a380000 0x0 0x80000>,
-                     <0x0 0x2a400000 0x0 0x80000>,
-                     <0x0 0x2a480000 0x0 0x80000>;
-               reg-names = "rt", "scfg", "target_data";
-               #mbox-cells = <1>;
-               bootph-pre-ram;
-       };
-
-       sysctrler: sysctrler {
-               compatible = "ti,am654-system-controller";
-               mboxes= <&mcu_secproxy 4>, <&mcu_secproxy 5>, <&sa3_secproxy 5>;
-               mbox-names = "tx", "rx", "boot_notify";
-               bootph-pre-ram;
-       };
-
        dm_tifs: dm-tifs {
                compatible = "ti,j721e-dm-sci";
                ti,host-id = <3>;
                ti,secure-host;
                mbox-names = "rx", "tx";
-               mboxes= <&mcu_secproxy 21>,
-                       <&mcu_secproxy 23>;
+               mboxes= <&secure_proxy_mcu 21>,
+                       <&secure_proxy_mcu 23>;
                bootph-pre-ram;
        };
 };
 
-&main_pmx0 {
-       main_uart8_pins_default: main-uart8-pins-default {
-               pinctrl-single,pins = <
-                       J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) 
SPI0_CS1.UART8_RXD */
-                       J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) 
SPI0_CLK.UART8_TXD */
-               >;
-       };
-
-       main_mmc1_pins_default: main-mmc1-pins-default {
-               pinctrl-single,pins = <
-                       J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */
-                       J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */
-                       J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */
-                       J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */
-                       J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
-                       J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */
-                       J721S2_IOPAD(0x0f0, PIN_INPUT, 0) /* (R22) MMC1_DAT3 */
-                       J721S2_IOPAD(0x0e8, PIN_INPUT, 8) /* (AE25) 
TIMER_IO0.MMC1_SDCD */
-               >;
-       };
+&mcu_timer0 {
+       clock-frequency = <250000000>;
+       bootph-pre-ram;
+};
 
-       main_usbss0_pins_default: main-usbss0-pins-default {
-               pinctrl-single,pins = <
-                       J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) 
TIMER_IO1.USB0_DRVVBUS */
-               >;
-       };
+&secure_proxy_mcu {
+       bootph-pre-ram;
 };
 
-&wkup_pmx0 {
-       mcu_uart0_pins_default: mcu-uart0-pins-default {
-               bootph-pre-ram;
-               pinctrl-single,pins = <
-                       J721S2_WKUP_IOPAD(0x0f4, PIN_INPUT, 0) /*(C24) 
WKUP_GPIO0_13.MCU_UART0_RXD*/
-                       J721S2_WKUP_IOPAD(0x0f0, PIN_OUTPUT, 0) /*(C25) 
WKUP_GPIO0_12.MCU_UART0_TXD*/
-               >;
-       };
+&secure_proxy_sa3 {
+       bootph-pre-ram;
+};
 
-       wkup_uart0_pins_default: wkup-uart0-pins-default {
+&cbass_mcu_wakeup {
+       sysctrler: sysctrler {
+               compatible = "ti,am654-system-controller";
+               mboxes= <&secure_proxy_mcu 4>, <&secure_proxy_mcu 5>, 
<&secure_proxy_sa3 5>;
+               mbox-names = "tx", "rx", "boot_notify";
                bootph-pre-ram;
-               pinctrl-single,pins = <
-                       J721S2_WKUP_IOPAD(0x0d8, PIN_INPUT, 0) /*(E25) 
WKUP_GPIO0_6.WKUP_UART0_CTSn*/
-                       J721S2_WKUP_IOPAD(0x0dc, PIN_OUTPUT, 0) /*(F28) 
WKUP_GPIO0_7.WKUP_UART0_RTSn*/
-                       J721S2_WKUP_IOPAD(0x0b0, PIN_INPUT, 0) /* (D28) 
WKUP_UART0_RXD */
-                       J721S2_WKUP_IOPAD(0x0b4, PIN_OUTPUT, 0) /* (D27) 
WKUP_UART0_TXD */
-               >;
        };
-
 };
 
 &sms {
-       mboxes= <&mcu_secproxy 8>, <&mcu_secproxy 6>, <&mcu_secproxy 5>;
+       mboxes= <&secure_proxy_mcu 8>, <&secure_proxy_mcu 6>, 
<&secure_proxy_mcu 5>;
        mbox-names = "tx", "rx", "notify";
        ti,host-id = <4>;
        ti,secure-host;
-       bootph-pre-ram;
-};
-
-&wkup_uart0 {
-       pinctrl-names = "default";
-       pinctrl-0 = <&wkup_uart0_pins_default>;
-};
-
-&mcu_uart0 {
-       pinctrl-names = "default";
-       pinctrl-0 = <&mcu_uart0_pins_default>;
-};
-
-&main_uart8 {
-       pinctrl-names = "default";
-       pinctrl-0 = <&main_uart8_pins_default>;
-};
-
-&main_sdhci0 {
-       status = "disabled";
-};
-
-&main_sdhci1 {
-       /delete-property/ power-domains;
-       /delete-property/ assigned-clocks;
-       /delete-property/ assigned-clock-parents;
-       pinctrl-0 = <&main_mmc1_pins_default>;
-       pinctrl-names = "default";
-       clock-names = "clk_xin";
-       clocks = <&clk_200mhz>;
-       ti,driver-strength-ohm = <50>;
 };
 
 &mcu_ringacc {
@@ -190,5 +83,3 @@
 &mcu_udmap {
        ti,sci = <&dm_tifs>;
 };
-
-#include "k3-am68-sk-base-board-u-boot.dtsi"
diff --git a/arch/arm/dts/k3-am68-sk-som.dtsi b/arch/arm/dts/k3-am68-sk-som.dtsi
index cb1c58fcd154..6c9139f73201 100644
--- a/arch/arm/dts/k3-am68-sk-som.dtsi
+++ b/arch/arm/dts/k3-am68-sk-som.dtsi
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
+ * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
  */
 
 /dts-v1/;
@@ -16,7 +16,6 @@
                      <0x08 0x80000000 0x03 0x80000000>;
        };
 
-       /* Reserving memory regions still pending */
        reserved_memory: reserved-memory {
                #address-cells = <2>;
                #size-cells = <2>;
@@ -24,104 +23,29 @@
 
                secure_ddr: optee@9e800000 {
                        reg = <0x00 0x9e800000 0x00 0x01800000>;
-                       alignment = <0x1000>;
                        no-map;
                };
        };
 };
 
-&mailbox0_cluster0 {
-       status = "disabled";
-};
-
-&mailbox0_cluster1 {
-       status = "disabled";
-};
-
-&mailbox0_cluster2 {
-       status = "disabled";
-};
-
-&mailbox0_cluster3 {
-       status = "disabled";
-};
-
-&mailbox0_cluster4 {
-       status = "disabled";
-};
-
-&mailbox0_cluster5 {
-       status = "disabled";
-};
-
-&mailbox0_cluster6 {
-       status = "disabled";
-};
-
-&mailbox0_cluster7 {
-       status = "disabled";
-};
-
-&mailbox0_cluster8 {
-       status = "disabled";
-};
-
-&mailbox0_cluster9 {
-       status = "disabled";
-};
-
-&mailbox0_cluster10 {
-       status = "disabled";
-};
-
-&mailbox0_cluster11 {
-       status = "disabled";
-};
-
-&mailbox1_cluster0 {
-       status = "disabled";
-};
-
-&mailbox1_cluster1 {
-       status = "disabled";
-};
-
-&mailbox1_cluster2 {
-       status = "disabled";
-};
-
-&mailbox1_cluster3 {
-       status = "disabled";
-};
-
-&mailbox1_cluster4 {
-       status = "disabled";
-};
-
-&mailbox1_cluster5 {
-       status = "disabled";
-};
-
-&mailbox1_cluster6 {
-       status = "disabled";
-};
-
-&mailbox1_cluster7 {
-       status = "disabled";
-};
-
-&mailbox1_cluster8 {
-       status = "disabled";
+&wkup_pmx2 {
+       wkup_i2c0_pins_default: wkup-i2c0-default-pins {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (H24) 
WKUP_I2C0_SCL */
+                       J721S2_WKUP_IOPAD(0x09c, PIN_INPUT, 0) /* (H27) 
WKUP_I2C0_SDA */
+               >;
+       };
 };
 
-&mailbox1_cluster9 {
-       status = "disabled";
-};
+&wkup_i2c0 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&wkup_i2c0_pins_default>;
+       clock-frequency = <400000>;
 
-&mailbox1_cluster10 {
-       status = "disabled";
-};
-
-&mailbox1_cluster11 {
-       status = "disabled";
+       eeprom@51 {
+               /* AT24C512C-MAHM-T */
+               compatible = "atmel,24c512";
+               reg = <0x51>;
+       };
 };

-- 
2.41.0

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