arm: SC594-SOM-EZLITE initial support

Adds support for Analog Devices' SC594-SOM-EZLITE board. Includes:
- Board specific configs in mach-sc5xx/Kconfig
- Board-specific Kconfig and environment in board/adi/

Signed-off-by: Oliver Gaskell <Oliver.Gaskell@analog.com>

arch/arm/mach-sc5xx/Kconfig

@@ -54,6 +54,11 @@ if SC59X
 choice
 	prompt "SC59x 32-bit board select"
 
+config TARGET_SC594_SOM_EZLITE
+	bool
+	prompt "SC594-SOM with SOMCRR-EZLITE"
+	select ADI_CARRIER_SOMCRR_EZLITE
+
 config TARGET_SC594_SOM_EZKIT
 	bool
 	prompt "SC594-SOM with SOMCRR-EZKIT"
@@ -524,5 +529,6 @@ config PINCTRL_ADI
 source "board/adi/sc598-som-ezkit/Kconfig"
 source "board/adi/sc598-som-ezlite/Kconfig"
 source "board/adi/sc594-som-ezkit/Kconfig"
+source "board/adi/sc594-som-ezlite/Kconfig"
 
 endif

board/adi/sc594-som-ezlite/Kconfig

@@ -0,0 +1,133 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# (C) Copyright 2024 - Analog Devices, Inc.
+
+if TARGET_SC594_SOM_EZLITE
+
+config LDR_CPU
+	default "ADSP-SC594-0.0"
+
+config SYS_BOARD
+	default "sc594-som-ezlite"
+
+config SYS_CONFIG_NAME
+	default "sc594-som"
+
+config DEFAULT_DEVICE_TREE
+	default "sc594-som-ezlite"
+
+config ADI_IMAGE
+	default "minimal"
+
+config CUSTOM_SYS_INIT_SP_ADDR
+	default 0x8203f000
+
+# SPL
+
+config SPL_OF_LIBFDT_ASSUME_MASK
+	default 0x0
+
+# SPI Flash
+
+config SF_DEFAULT_BUS
+	default 2
+
+config SF_DEFAULT_CS
+	default 1
+
+config SF_DEFAULT_SPEED
+	default 10000000
+
+# Clocks
+
+config CGU0_DF_DIV
+	default 0
+
+config CGU0_VCO_MULT
+	default 80
+
+config CGU0_CCLK_DIV
+	default 2
+
+config CGU0_SCLK_DIV
+	default 4
+
+config CGU0_SCLK0_DIV
+	default 4
+
+config CGU0_SCLK1_DIV
+	default 2
+
+config CGU0_DCLK_DIV
+	default 2
+
+config CGU0_OCLK_DIV
+	default 16
+
+config CGU0_DIV_S1SELEX
+	default 6
+
+config CGU1_VCO_MULT
+	default 64
+
+config CGU1_DF_DIV
+	default 0
+
+config CGU1_CCLK_DIV
+	default 2
+
+config CGU1_SCLK_DIV
+	default 4
+
+config CGU1_SCLK0_DIV
+	default 4
+
+config CGU1_SCLK1_DIV
+	default 2
+
+config CGU1_DCLK_DIV
+	default 2
+
+config CGU1_OCLK_DIV
+	default 16
+
+config CGU1_DIV_S1SELEX
+	default 6
+
+config CDU0_CLKO0
+	default 1
+
+config CDU0_CLKO1
+	default 1
+
+config CDU0_CLKO2
+	default 1
+
+config CDU0_CLKO3
+	default 3
+
+config CDU0_CLKO4
+	default 3
+
+config CDU0_CLKO5
+	default 1
+
+config CDU0_CLKO6
+	default 1
+
+config CDU0_CLKO7
+	default 1
+
+config CDU0_CLKO8
+	default 3
+
+config CDU0_CLKO9
+	default 1
+
+config CDU0_CLKO10
+	default 1
+
+config CDU0_CLKO12
+	default 1
+
+endif

board/adi/sc594-som-ezlite/sc594-som-ezlite.env

@@ -0,0 +1,13 @@
+/* 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
+jffs2file=adsp-sc5xx-__stringify(CONFIG_ADI_IMAGE)-adsp-sc594-som-ezlite.jffs2

common/spl/Kconfig

@@ -1131,6 +1131,7 @@ config SPL_PAYLOAD_ARGS_ADDR
 	default 0x88000000 if ARCH_OMAP2PLUS
 	default 0x99000000 if ARCH_SC5XX && SC59X_64
 	default 0xA0000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZKIT
+	default 0x80000000 if ARCH_SC5XX && TARGET_SC594_SOM_EZLITE
 	help
 	  Address in memory where the 'args' file, typically a device tree
 	  will be loaded in to memory.