set default netbox environment

arch/arm/cpu/armv7/am33xx/sys_info.c

@@ -123,6 +123,14 @@ int am335x_get_efuse_mpu_max_freq(struct ctrl_dev *cdev)
 {
 	int sil_rev;
 
+/* @@nm@@mr@@ Ignore what the fuse says. 
+	We do not want to go higher than 600 MHZ for now. 
+	This should actually not be needed as it should be overwritten
+	in am33xx_spl_board_init anyway. Just to be sure. 
+	-> Remove it, if really not necessary.
+*/
+return MPUPLL_M_600;
+
 	sil_rev = readl(&cdev->deviceid) >> 28;
 
 	if (sil_rev == 1)

include/configs/am335x_netbird.h

@@ -43,24 +43,7 @@
 #define CONFIG_CMD_GPT
 #define CONFIG_EFI_PARTITION
 
-#ifdef CONFIG_NAND
-#define NANDARGS \
-	"mtdids=" MTDIDS_DEFAULT "\0" \
-	"mtdparts=" MTDPARTS_DEFAULT "\0" \
-	"nandargs=setenv bootargs console=${console} " \
-		"${optargs} " \
-		"root=${nandroot} " \
-		"rootfstype=${nandrootfstype}\0" \
-	"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
-	"nandrootfstype=ubifs rootwait=1\0" \
-	"nandboot=echo Booting from nand ...; " \
-		"run nandargs; " \
-		"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
-		"nand read ${loadaddr} NAND.kernel; " \
-		"bootz ${loadaddr} - ${fdtaddr}\0"
-#else
 #define NANDARGS ""
-#endif
 
 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 
@@ -90,10 +73,7 @@
 	func(DHCP, dhcp, na)
 
 #define CONFIG_BOOTCOMMAND \
-	"run findfdt; " \
+	"run emmcboot"
-	"run init_console; " \
-	"run envboot; " \
-	"run distro_bootcmd"
 
 #include <config_distro_bootcmd.h>
 
@@ -101,86 +81,24 @@
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	DEFAULT_LINUX_BOOT_ENV \
 	DEFAULT_MMC_TI_ARGS \
-	"boot_fdt=try\0" \
+	"bootpart=1:2\0" \
-	"bootpart=0:2\0" \
+	"bootfile=/boot/kernel.bin\0" \
-	"bootdir=/boot\0" \
+	"fdtfile=/boot/openwrt-nbhw14.dtb\0" \
-	"bootfile=zImage\0" \
+	"rootpart=/dev/mmcblk0p2\0" \
-	"fdtfile=undefined\0" \
 	"console=ttyO0,115200n8\0" \
-	"partitions=" \
+	"ipaddr 192.168.1.1\0" \
-		"uuid_disk=${uuid_gpt_disk};" \
+	"serverip 192.168.1.254\0" \
-		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 	"optargs=\0" \
-	"ramroot=/dev/ram0 rw\0" \
+	"recovery=" \
-	"ramrootfstype=ext2\0" \
+		"tftp ${loadaddr} recovery-image;" \
-	"spiroot=/dev/mtdblock4 rw\0" \
+		"tftp ${fdtaddr} recovery-dtb;" \
-	"spirootfstype=jffs2\0" \
+		"setenv bootargs console=${console} ${optargs};" \
-	"spisrcaddr=0xe0000\0" \
+		"bootz ${loadaddr} - ${fdtaddr};\0" \
-	"spiimgsize=0x362000\0" \
+	"emmcboot=" \
-	"spibusno=0\0" \
+		"load mmc ${bootpart} ${loadaddr} ${bootfile};" \
-	"spiargs=setenv bootargs console=${console} " \
+		"load mmc ${bootpart} ${fdtaddr} ${fdtfile};" \
-		"${optargs} " \
+		"setenv bootargs console=console=${console} ${optargs} root=${rootpart} rootfstype=ext4 rootwait;" \
-		"root=${spiroot} " \
+		"bootz ${loadaddr} - ${fdtaddr};\0" \
-		"rootfstype=${spirootfstype}\0" \
-	"ramargs=setenv bootargs console=${console} " \
-		"${optargs} " \
-		"root=${ramroot} " \
-		"rootfstype=${ramrootfstype}\0" \
-	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
-	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
-	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
-	"mmcloados=run args_mmc; " \
-		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
-			"if run loadfdt; then " \
-				"bootz ${loadaddr} - ${fdtaddr}; " \
-			"else " \
-				"if test ${boot_fdt} = try; then " \
-					"bootz; " \
-				"else " \
-					"echo WARN: Cannot load the DT; " \
-				"fi; " \
-			"fi; " \
-		"else " \
-			"bootz; " \
-		"fi;\0" \
-	"mmcboot=mmc dev ${mmcdev}; " \
-		"if mmc rescan; then " \
-			"echo SD/MMC found on device ${mmcdev};" \
-			"run envboot; " \
-			"if run loadimage; then " \
-				"run mmcloados;" \
-			"fi;" \
-		"fi;\0" \
-	"spiboot=echo Booting from spi ...; " \
-		"run spiargs; " \
-		"sf probe ${spibusno}:0; " \
-		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
-		"bootz ${loadaddr}\0" \
-	"ramboot=echo Booting from ramdisk ...; " \
-		"run ramargs; " \
-		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
-	"findfdt="\
-		"if test $board_name = A335BONE; then " \
-			"setenv fdtfile am335x-bone.dtb; fi; " \
-		"if test $board_name = A335BNLT; then " \
-			"setenv fdtfile am335x-boneblack.dtb; fi; " \
-		"if test $board_name = BBG1; then " \
-			"setenv fdtfile am335x-bonegreen.dtb; fi; " \
-		"if test $board_name = A33515BB; then " \
-			"setenv fdtfile am335x-evm.dtb; fi; " \
-		"if test $board_name = A335X_SK; then " \
-			"setenv fdtfile am335x-evmsk.dtb; fi; " \
-		"if test $board_name = A335_ICE; then " \
-			"setenv fdtfile am335x-icev2.dtb; fi; " \
-		"if test $fdtfile = undefined; then " \
-			"echo WARNING: Could not determine device tree to use; fi; \0" \
-	"init_console=" \
-		"if test $board_name = A335_ICE; then "\
-			"setenv console ttyO3,115200n8;" \
-		"else " \
-			"setenv console ttyO0,115200n8;" \
-		"fi;\0" \
-	NANDARGS \
 	NETARGS \
 	DFUARGS \
 	BOOTENV