configs: am65x_evm_a53: Add initial support

Add initial defconfig support for AM65x that runs on A53.

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

board/ti/am65x/MAINTAINERS

@@ -3,3 +3,4 @@ M:	Lokesh Vutla <lokeshvutla@ti.com>
 S:	Maintained
 F:	board/ti/am65x/
 F:	include/configs/am65x_evm.h
+F:	configs/am65x_evm_a53_defconfig

configs/am65x_evm_a53_defconfig

@@ -0,0 +1,71 @@
+CONFIG_ARM=y
+CONFIG_ARCH_K3=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_SOC_K3_AM6=y
+CONFIG_TARGET_AM654_A53_EVM=y
+CONFIG_SPL_MMC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_SPL_STACK_R_ADDR=0x82000000
+CONFIG_SPL_FAT_SUPPORT=y
+CONFIG_SPL_LIBDISK_SUPPORT=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=2
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_BOOTCOMMAND="run findfdt; run envboot; run init_${boot}; run get_kern_${boot}; run get_fdt_${boot}; run run_kern"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_DM_MAILBOX=y
+CONFIG_SPL_DM_RESET=y
+CONFIG_SPL_POWER_DOMAIN=y
+CONFIG_SPL_REMOTEPROC=y
+CONFIG_SPL_YMODEM_SUPPORT=y
+CONFIG_CMD_ASKENV=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_REMOTEPROC=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TIME=y
+# CONFIG_ISO_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="k3-am654-base-board"
+CONFIG_SPL_MULTI_DTB_FIT=y
+CONFIG_SPL_MULTI_DTB_FIT_NO_COMPRESSION=y
+CONFIG_ENV_IS_IN_FAT=y
+CONFIG_ENV_FAT_INTERFACE="mmc"
+CONFIG_ENV_FAT_DEVICE_AND_PART="1:1"
+CONFIG_DM=y
+CONFIG_SPL_DM=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_CLK_TI_SCI=y
+CONFIG_TI_SCI_PROTOCOL=y
+CONFIG_DM_MAILBOX=y
+CONFIG_K3_SEC_PROXY=y
+CONFIG_MISC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_K3_ARASAN=y
+CONFIG_PINCTRL=y
+# CONFIG_PINCTRL_GENERIC is not set
+CONFIG_SPL_PINCTRL=y
+# CONFIG_SPL_PINCTRL_GENERIC is not set
+CONFIG_PINCTRL_SINGLE=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_TI_SCI_POWER_DOMAIN=y
+CONFIG_K3_SYSTEM_CONTROLLER=y
+CONFIG_REMOTEPROC_K3=y
+CONFIG_DM_RESET=y
+CONFIG_RESET_TI_SCI=y
+CONFIG_DM_SERIAL=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_TI_SCI=y