board: ti: am654: r5: Add initial support for am654

Add initial support for AM654 based EVM running on R5.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>

board/ti/am65x/Kconfig

@@ -12,6 +12,14 @@ config TARGET_AM654_A53_EVM
 	select ARM64
 	select SOC_K3_AM6
 
+config TARGET_AM654_R5_EVM
+	bool "TI K3 based AM654 EVM running on R5"
+	select CPU_V7R
+	select SYS_THUMB_BUILD
+	select SOC_K3_AM6
+	select K3_AM654_DDRSS
+	imply SYS_K3_SPL_ATF
+
 endchoice
 
 if TARGET_AM654_A53_EVM
@@ -26,3 +34,19 @@ config SYS_CONFIG_NAME
        default "am65x_evm"
 
 endif
+
+if TARGET_AM654_R5_EVM
+
+config SYS_BOARD
+       default "am65x"
+
+config SYS_VENDOR
+       default "ti"
+
+config SYS_CONFIG_NAME
+       default "am65x_evm"
+
+config SPL_LDSCRIPT
+	default "arch/arm/mach-omap2/u-boot-spl.lds"
+
+endif

include/configs/am65x_evm.h

@@ -21,6 +21,12 @@
 /* SPL Loader Configuration */
 #ifdef CONFIG_TARGET_AM654_A53_EVM
 #define CONFIG_SPL_TEXT_BASE		0x80080000
+#else
+#define CONFIG_SPL_TEXT_BASE		0x41c00000
+#endif
+
+#ifdef CONFIG_SYS_K3_SPL_ATF
+#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"tispl.bin"
 #endif
 
 #define CONFIG_SKIP_LOWLEVEL_INIT

include/configs/ti_armv7_common.h

@@ -165,7 +165,9 @@
 
 /* FAT sd card locations. */
 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
+#ifndef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
+#endif
 
 #ifdef CONFIG_SPL_OS_BOOT
 /* FAT */