[PATCH 11/12] board: adi: Add support for SC594

Greg Malysa
2025-12-11T08:07:45Z

This adds support for the Analog Devices SC594 SOM and configurations
for using it with both the SOMCRR-EZKIT and SOMCRR-EZLITE.

Signed-off-by: Vasileios Bimpikas <vasileios.bimpikas@analog.com>
Signed-off-by: Utsav Agarwal <utsav.agarwal@analog.com>
Signed-off-by: Arturs Artamonovs <arturs.artamonovs@analog.com>
Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
Signed-off-by: Caleb Ethridge <caleb.ethridge@analog.com>
Signed-off-by: Philip Molloy <philip.molloy@analog.com>
Signed-off-by: Greg Malysa <malysagreg@gmail.com>

---

Changes in v3:
- Add one more GPIO that was named incorrectly
- Removed whitespace in .env

Changes in v2:
- GPIO names and polarities adjusted to match logical usage

arch/arm/dts/sc594-som-ezkit.dts | 126 ++++++++++++
arch/arm/dts/sc594-som-ezlite.dts | 83 ++++++++
arch/arm/dts/sc594-som.dtsi | 193 +++++++++++++++++-
board/adi/common-sc594-som/sc594-som.c | 34 +++
board/adi/sc594-som-ezkit/Makefile | 8 +
board/adi/sc594-som-ezkit/sc594-som-ezkit.env | 19 +-
board/adi/sc594-som-ezlite/Makefile | 8 +
.../adi/sc594-som-ezlite/sc594-som-ezlite.env | 19 +-
configs/sc594-som-ezkit-spl_defconfig | 78 +++++++
configs/sc594-som-ezlite-spl_defconfig | 87 ++++++++
10 files changed, 638 insertions(+), 17 deletions(-)
create mode 100644 board/adi/common-sc594-som/sc594-som.c
create mode 100644 board/adi/sc594-som-ezkit/Makefile
create mode 100644 board/adi/sc594-som-ezlite/Makefile
create mode 100644 configs/sc594-som-ezkit-spl_defconfig
create mode 100644 configs/sc594-som-ezlite-spl_defconfig

diff --git a/arch/arm/dts/sc594-som-ezkit.dts b/arch/arm/dts/sc594-som-ezkit.dts
index e744a3a4edb..c8a01fba527 100644
--- a/arch/arm/dts/sc594-som-ezkit.dts
+++ b/arch/arm/dts/sc594-som-ezkit.dts
@@ -11,3 +11,129 @@
model = "ADI SC594-SOM-EZKIT";
compatible = "adi,sc594-som-ezkit", "adi,sc59x";
};
+
+&i2c2 {
+ gpio_expander2: mcp23017@22 {
+ compatible = "microchip,mcp23017";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ bootph-pre-ram;
+
+ eeprom {
+ gpio-hog;
+ gpios = <0 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "eeprom-en";
+ bootph-pre-ram;
+ };
+
+ pushbutton {
+ gpio-hog;
+ gpios = <1 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "pushbutton-en";
+ bootph-pre-ram;
+ };
+
+ microsd {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "microsd-spi";
+ bootph-pre-ram;
+ };
+
+ adau-reset {
+ gpio-hog;
+ gpios = <5 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "adau-reset";
+ bootph-pre-ram;
+ };
+
+ adau1962 {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "adau1962-en";
+ bootph-pre-ram;
+ };
+
+ adau1979 {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "adau1979-en";
+ bootph-pre-ram;
+ };
+
+ octal {
+ gpio-hog;
+ gpios = <8 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "octal-spi-cs-en";
+ bootph-pre-ram;
+ };
+
+ spdif-dig {
+ gpio-hog;
+ gpios = <9 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "spdif-digital-en";
+ bootph-pre-ram;
+ };
+
+ spdif-opt {
+ gpio-hog;
+ gpios = <10 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "spdif-optical-en";
+ bootph-pre-ram;
+ };
+
+ audio-jack {
+ gpio-hog;
+ gpios = <11 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "audio-jack-sel";
+ bootph-pre-ram;
+ };
+
+ mlb {
+ gpio-hog;
+ gpios = <12 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "mlb-en";
+ bootph-pre-ram;
+ };
+
+ eth1 {
+ gpio-hog;
+ gpios = <13 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "eth1-en";
+ bootph-pre-ram;
+ };
+
+ eth1-reset {
+ gpio-hog;
+ gpios = <14 GPIO_ACTIVE_LOW>;
+ /*
+ * USB0 lines are shared with Eth1 so Eth PHY must be held in reset
+ * when using the USB
+ */
+ output-high;
+ line-name = "eth1-reset";
+ bootph-pre-ram;
+ };
+
+ gige-reset {
+ gpio-hog;
+ gpios = <15 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "gige-reset";
+ bootph-pre-ram;
+ };
+ };
+};
diff --git a/arch/arm/dts/sc594-som-ezlite.dts b/arch/arm/dts/sc594-som-ezlite.dts
index 7d81b40fe8a..970d3b1a377 100644
--- a/arch/arm/dts/sc594-som-ezlite.dts
+++ b/arch/arm/dts/sc594-som-ezlite.dts
@@ -11,3 +11,86 @@
model = "ADI SC594-SOM-EZLITE";
compatible = "adi,sc594-som-ezlite", "adi,sc59x";
};
+
+&i2c2 {
+ gpio_expander: adp5588@30 {
+ compatible = "adi,adp5588";
+ reg = <0x30>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ bootph-pre-ram;
+
+ usb-spi0 {
+ gpio-hog;
+ gpios = <8 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "usb_spi0_en";
+ bootph-pre-ram;
+ };
+
+ usb-spi1 {
+ gpio-hog;
+ gpios = <9 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "usb_spi1_en";
+ bootph-pre-ram;
+ };
+
+ usb-qspi-en {
+ gpio-hog;
+ gpios = <10 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "usb_qspi_en";
+ bootph-pre-ram;
+ };
+
+ usb-qspi-reset {
+ gpio-hog;
+ gpios = <11 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "usb_qspi_reset";
+ bootph-pre-ram;
+ };
+
+ eth0-reset {
+ gpio-hog;
+ gpios = <12 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "eth0-reset";
+ bootph-pre-ram;
+ };
+
+ adau1372-pwrdwn {
+ gpio-hog;
+ gpios = <13 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "adau1372_pwrdwn";
+ bootph-pre-ram;
+ };
+
+ led1 {
+ gpio-hog;
+ gpios = <15 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "led1-en";
+ bootph-pre-ram;
+ };
+
+ led2 {
+ gpio-hog;
+ gpios = <16 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "led2-en";
+ bootph-pre-ram;
+ };
+
+ led3 {
+ gpio-hog;
+ gpios = <17 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "led3-en";
+ bootph-pre-ram;
+ };
+
+ };
+};
diff --git a/arch/arm/dts/sc594-som.dtsi b/arch/arm/dts/sc594-som.dtsi
index e15473f8e8f..1c2adc601dd 100644
--- a/arch/arm/dts/sc594-som.dtsi
+++ b/arch/arm/dts/sc594-som.dtsi
@@ -6,14 +6,201 @@
/dts-v1/;

#include "sc5xx.dtsi"
+#include "sc59x.dtsi"
+
+/{
+ gic: interrupt-controller@310B2000 {
+ compatible = "arm,cortex-a5-gic", "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x310B2000 0x1000>,
+ <0x310B4000 0x100>;
+ };
+};

&timer0 {
clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
};

+&pinctrl0 {
+ soc_defaults: soc_pins {
+ bootph-pre-ram;
+ adi,pins = <ADI_ADSP_PIN('A', 14) ADI_ADSP_PINFUNC_ALT0>, /* i2c */
+ <ADI_ADSP_PIN('A', 15) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 2) ADI_ADSP_PINFUNC_ALT0>, /* emmc */
+ <ADI_ADSP_PIN('F', 3) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 4) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 5) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 6) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 7) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 8) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 9) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 10) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 11) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('F', 12) ADI_ADSP_PINFUNC_ALT0>;
+ };
+
+ ospi_default: ospi_pins {
+ bootph-pre-ram;
+ adi,pins = <ADI_ADSP_PIN('C', 8) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 9) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 10) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 11) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 12) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 13) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 14) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('C', 15) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('D', 0) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('D', 1) ADI_ADSP_PINFUNC_ALT0>,
+ <ADI_ADSP_PIN('D', 4) ADI_ADSP_PINFUNC_ALT2>;
+ };
+};
+
&clk {
compatible = "adi,sc594-clocks";
- reg = <0x3108d000 0x1000>,
- <0x3108e000 0x1000>,
- <0x3108f000 0x1000>;
+};
+
+&uart0 {
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+};
+
+&wdog {
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+};
+
+&i2c0 {
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+};
+
+&i2c1 {
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+};
+
+&i2c2 {
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+
+ som_gpio_expander: mcp23017@21 {
+ compatible = "microchip,mcp23017";
+ reg = <0x21>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ bootph-pre-ram;
+
+ led1 {
+ gpio-hog;
+ gpios = <0 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "led1-en";
+ bootph-pre-ram;
+ };
+
+ led2 {
+ gpio-hog;
+ gpios = <1 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "led2-en";
+ bootph-pre-ram;
+ };
+
+ led3 {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "led3-en";
+ bootph-pre-ram;
+ };
+
+ spi2flash-cs {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "spi2flash-cs";
+ bootph-pre-ram;
+ };
+
+ spi2d2-d3 {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "spi2d2-d3-en";
+ bootph-pre-ram;
+ };
+
+ uart0 {
+ gpio-hog;
+ gpios = <5 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "uart0-en";
+ bootph-pre-ram;
+ };
+
+ uart0-flow-en {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "uart0-flow-en";
+ bootph-pre-ram;
+ };
+
+ ospiflash-cs {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_LOW>;
+ output-high;
+ line-name = "ospiflash-cs";
+ bootph-pre-ram;
+ };
+ };
+};
+
+&ospi {
+ status = "okay";
+
+ clocks = <&clk ADSP_SC594_CLK_OSPI>;
+
+ flash0: is25lx256@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor", "is25lx256";
+ reg = <0>;
+
+ spi-max-frequency = <100000000>;
+ cdns,spi-calib-frequency = <10000000>;
+
+ spi-tx-bus-width = <8>;
+ spi-rx-bus-width = <8>;
+
+ tshsl-ns = <50>;
+ tsd2d-ns = <50>;
+ tchsh-ns = <4>;
+ tslch-ns = <4>;
+ bootph-pre-ram;
+
+ cdns,phy;
+ };
+};
+
+&spi2 {
+ clocks = <&clk ADSP_SC594_CLK_SPI>;
+
+ flash1: is25lp512@1 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor", "is25lp512";
+ reg = <1>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <10000000>;
+ bootph-pre-ram;
+ };
+};
+
+&usb0_phy {
+ status = "okay";
+ clocks = <&clk ADSP_SC594_CLK_CGU0_SCLK0>;
+ clock-names = "sclk0";
+};
+
+&usb0 {
+ status = "okay";
};
diff --git a/board/adi/common-sc594-som/sc594-som.c b/board/adi/common-sc594-som/sc594-som.c
new file mode 100644
index 00000000000..aab729fc761
--- /dev/null
+++ b/board/adi/common-sc594-som/sc594-som.c
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * (C) Copyright 2025 - Analog Devices, Inc.
+ */
+
+#include <config.h>
+#include <phy.h>
+#include <asm/u-boot.h>
+#include <asm/arch-adi/sc5xx/sc5xx.h>
+#include <asm/arch-adi/sc5xx/soc.h>
+
+#include "../carriers/somcrr.h"
+
+int board_phy_config(struct phy_device *phydev)
+{
+ if (IS_ENABLED(CONFIG_ADI_CARRIER_SOMCRR_EZKIT))
+ fixup_dp83867_phy(phydev);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ sc59x_remap_ospi();
+
+ if (IS_ENABLED(CONFIG_ADI_CARRIER_SOMCRR_EZKIT) ||
+ IS_ENABLED(CONFIG_ADI_CARRIER_SOMCRR_EZLITE)) {
+ adi_somcrr_init_ethernet();
+ }
+
+ sc5xx_enable_rgmii();
+
+ return 0;
+}
diff --git a/board/adi/sc594-som-ezkit/Makefile b/board/adi/sc594-som-ezkit/Makefile
new file mode 100644
index 00000000000..6a74b509f1b
--- /dev/null
+++ b/board/adi/sc594-som-ezkit/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# (C) Copyright 2025 - Analog Devices, Inc.
+#
+
+obj-y := ../common-sc594-som/sc594-som.o
+
+obj-y += ../carriers/
diff --git a/board/adi/sc594-som-ezkit/sc594-som-ezkit.env b/board/adi/sc594-som-ezkit/sc594-som-ezkit.env
index 83d6b457a08..069edc717da 100644
--- a/board/adi/sc594-som-ezkit/sc594-som-ezkit.env
+++ b/board/adi/sc594-som-ezkit/sc594-som-ezkit.env
@@ -1,13 +1,18 @@
/* SPDX-License-Identifier: GPL-2.0-or-later+ */
-
/*
* (C) Copyright 2024 - Analog Devices, Inc.
*/

-#include <env/adi/adi_boot.env>
-
-adi_stage2_offset=0x40000
-adi_image_offset=0x0120000
-adi_rfs_offset=0x1020000
-loadaddr=0xA2000000
+adi_stage2_offset=CONFIG_SC5XX_UBOOT_OFFSET
+adi_image_offset=CONFIG_SC5XX_FITIMAGE_OFFSET
+adi_rfs_offset=CONFIG_SC5XX_ROOTFS_OFFSET
jffs2file=adsp-sc5xx-__stringify(CONFIG_ADI_IMAGE)-adsp-sc594-som-ezkit.jffs2
+loadaddr=CONFIG_SC5XX_LOADADDR
+
+#define USE_NFS
+#define USE_SPI
+#define USE_OSPI
+#define USE_RAM
+#define USE_MMC
+
+#include <env/adi/adi_boot.env>
diff --git a/board/adi/sc594-som-ezlite/Makefile b/board/adi/sc594-som-ezlite/Makefile
new file mode 100644
index 00000000000..6a74b509f1b
--- /dev/null
+++ b/board/adi/sc594-som-ezlite/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# (C) Copyright 2025 - Analog Devices, Inc.
+#
+
+obj-y := ../common-sc594-som/sc594-som.o
+
+obj-y += ../carriers/
diff --git a/board/adi/sc594-som-ezlite/sc594-som-ezlite.env b/board/adi/sc594-som-ezlite/sc594-som-ezlite.env
index 152e1f14fdf..e5382b67c81 100644
--- a/board/adi/sc594-som-ezlite/sc594-som-ezlite.env
+++ b/board/adi/sc594-som-ezlite/sc594-som-ezlite.env
@@ -1,13 +1,18 @@
/* SPDX-License-Identifier: GPL-2.0-or-later+ */
-
/*
* (C) Copyright 2024 - Analog Devices, Inc.
*/

-#include <env/adi/adi_boot.env>
-
-adi_stage2_offset=0x40000
-adi_image_offset=0x0120000
-adi_rfs_offset=0x1020000
-loadaddr=0xA2000000
+adi_stage2_offset=CONFIG_SC5XX_UBOOT_OFFSET
+adi_image_offset=CONFIG_SC5XX_FITIMAGE_OFFSET
+adi_rfs_offset=CONFIG_SC5XX_ROOTFS_OFFSET
jffs2file=adsp-sc5xx-__stringify(CONFIG_ADI_IMAGE)-adsp-sc594-som-ezlite.jffs2
+loadaddr=CONFIG_SC5XX_LOADADDR
+
+#define USE_NFS
+#define USE_SPI
+#define USE_OSPI
+#define USE_RAM
+#define USE_MMC
+
+#include <env/adi/adi_boot.env>
diff --git a/configs/sc594-som-ezkit-spl_defconfig b/configs/sc594-som-ezkit-spl_defconfig
new file mode 100644
index 00000000000..d70dc7408cb
--- /dev/null
+++ b/configs/sc594-som-ezkit-spl_defconfig
@@ -0,0 +1,78 @@
+CONFIG_ARM=y
+CONFIG_SYS_ARM_CACHE_WRITETHROUGH=y
+CONFIG_ARCH_SC5XX=y
+CONFIG_SYS_MALLOC_LEN=0x100000
+CONFIG_SPL_GPIO=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x8203f000
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0x100000
+CONFIG_ENV_SECT_SIZE=0x20000
+CONFIG_DM_GPIO=y
+CONFIG_SPL_DM_SPI=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_SYS_MALLOC_F_LEN=0x10000
+CONFIG_SC59X=y
+CONFIG_TARGET_SC594_SOM_EZKIT=y
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_BOOTCOMMAND=y
+CONFIG_BOOTCOMMAND="run ospiboot"
+CONFIG_SYS_CBSIZE=512
+CONFIG_SPL_I2C=y
+CONFIG_SPL_DM_SPI_FLASH=y
+CONFIG_CMD_BOOTZ=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+# CONFIG_CMD_PINMUX is not set
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_SYS_DISABLE_AUTOLOAD=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+# CONFIG_CMD_MDIO is not set
+CONFIG_CMD_PING=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_OF_EMBED=y
+# CONFIG_OF_TAG_MIGRATE is not set
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_USE_HOSTNAME=y
+CONFIG_HOSTNAME="sc594-som-ezkit"
+CONFIG_NET_RETRY_COUNT=20
+CONFIG_IP_DEFRAG=y
+CONFIG_DM_DMA=y
+CONFIG_DMA=y
+CONFIG_DMA_CHANNELS=y
+CONFIG_ADI_DMA=y
+CONFIG_GPIO_HOG=y
+CONFIG_SPL_GPIO_HOG=y
+CONFIG_DM_GPIO_LOOKUP_LABEL=y
+CONFIG_SPL_DM_GPIO_LOOKUP_LABEL=y
+CONFIG_MCP230XX_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_DM_I2C_GPIO=y
+CONFIG_SYS_I2C_ADI=y
+CONFIG_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_SOFT_RESET=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MTD=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_DW_ALTDESCRIPTOR=y
+CONFIG_PHY=y
+CONFIG_PINCTRL=y
+# CONFIG_PINCTRL_GENERIC is not set
+CONFIG_SPL_PINCTRL=y
+CONFIG_SPECIFY_CONSOLE_INDEX=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_ADI_SPI3=y
+CONFIG_CADENCE_QSPI=y
+CONFIG_SPL_TIMER=y
+CONFIG_USB=y
+CONFIG_USB_DWC2=y
+CONFIG_USB_STORAGE=y
diff --git a/configs/sc594-som-ezlite-spl_defconfig b/configs/sc594-som-ezlite-spl_defconfig
new file mode 100644
index 00000000000..fba51d86bb7
--- /dev/null
+++ b/configs/sc594-som-ezlite-spl_defconfig
@@ -0,0 +1,87 @@
+CONFIG_ARM=y
+CONFIG_SYS_ARM_CACHE_WRITETHROUGH=y
+CONFIG_ARCH_SC5XX=y
+CONFIG_SYS_MALLOC_LEN=0x100000
+CONFIG_SPL_GPIO=y
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0x100000
+CONFIG_ENV_SECT_SIZE=0x20000
+CONFIG_DM_GPIO=y
+CONFIG_SPL_DM_SPI=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_STACK=0x200E4000
+CONFIG_SPL_SYS_MALLOC_F_LEN=0x10000
+CONFIG_SC59X=y
+CONFIG_CGU1_DIV_S1SELEX=16
+CONFIG_CDU0_CLKO10=5
+CONFIG_SF_DEFAULT_BUS=0
+CONFIG_SF_DEFAULT_CS=0
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_BOOTCOMMAND=y
+CONFIG_BOOTCOMMAND="run ospiboot"
+CONFIG_SYS_CBSIZE=512
+CONFIG_CYCLIC_MAX_CPU_TIME_US=1000
+CONFIG_SPL_I2C=y
+CONFIG_SPL_DM_SPI_FLASH=y
+CONFIG_CMD_BOOTZ=y
+CONFIG_CMD_DM=y
+CONFIG_CMD_GPIO=y
+# CONFIG_CMD_PINMUX is not set
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_SYS_DISABLE_AUTOLOAD=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+# CONFIG_CMD_MDIO is not set
+CONFIG_CMD_PING=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+# CONFIG_DOS_PARTITION is not set
+CONFIG_OF_EMBED=y
+# CONFIG_OF_TAG_MIGRATE is not set
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_USE_HOSTNAME=y
+CONFIG_HOSTNAME="sc594-som-ezlite"
+CONFIG_NET_RETRY_COUNT=20
+CONFIG_IP_DEFRAG=y
+CONFIG_DM_DMA=y
+CONFIG_DMA=y
+CONFIG_DMA_CHANNELS=y
+CONFIG_ADI_DMA=y
+CONFIG_GPIO_HOG=y
+CONFIG_SPL_GPIO_HOG=y
+CONFIG_DM_GPIO_LOOKUP_LABEL=y
+CONFIG_SPL_DM_GPIO_LOOKUP_LABEL=y
+CONFIG_MCP230XX_GPIO=y
+CONFIG_ADP5588_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_DM_I2C_GPIO=y
+CONFIG_SYS_I2C_ADI=y
+CONFIG_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_SOFT_RESET=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MTD=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_DW_ALTDESCRIPTOR=y
+CONFIG_PHY=y
+CONFIG_PINCTRL=y
+# CONFIG_PINCTRL_GENERIC is not set
+CONFIG_SPL_PINCTRL=y
+# CONFIG_SPL_PINCTRL_GENERIC is not set
+CONFIG_SPECIFY_CONSOLE_INDEX=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_ADI_SPI3=y
+CONFIG_CADENCE_QSPI=y
+CONFIG_SPL_TIMER=y
+CONFIG_USB=y
+CONFIG_USB_DWC2=y
+CONFIG_USB_STORAGE=y
+# CONFIG_SPL_CRC8 is not set
+# CONFIG_TOOLS_MKEFICAPSULE is not set
--
2.49.1