[Buildroot] [PATCH 1/2] configs: update beaglebone_defconfig

Lothar Felten lothar.felten at gmail.com
Thu Sep 22 22:20:48 UTC 2016


This patch updates the target config for the beaglebone based on the AM335x
CPU. It also supports the beagleboneblack, the TI evm and evmsk.
Device tree blobs for am335x-evm, am335x-evmsk, am335x-bone, am335x-boneblack
will be built and a sd card image is created with a post-image script.
The kernel and driver versions match the ti-processor-sdk 02.00.00.00.
Patches allow the use of old AM335x evm revisions (1 bit sd card) and JTAG
debugging.

Kernel JTAG patch:
By default the kernel will disable the JTAG clock, access via the JTAG port
will not work after the kernel booted. The AM335x-evm has a JTAG header fitted,
this patch keeps the JTAG clock alive.

Uboot SD card patch:
Early AM335x-evm boards can only use 1 bit communication to the SD card, on
newer board revisions this might be fixed.
Forcing 1 bit communication slows down the communication but will work
regardless if the SD card is attached via 1 or 4 bits.
If the board has a working 4 bit SD card interface, this patch can be removed,
this will speed up the access.

Signed-off-by: Lothar Felten <lothar.felten at gmail.com>
---
 board/beaglebone/genimage.cfg                      |   4 +-
 board/beaglebone/linux-3.12.config                 | 251 ---------------------
 .../0001-keep-jtag-clock-alive-for-debugger.patch  |  16 ++
 ...cache-flush-management-symbols-when-MULTI.patch |  34 ---
 .../uboot/0001-mmc-force-1bit-bus-width.patch      |  35 +++
 board/beaglebone/post-image.sh                     |   3 +-
 board/beaglebone/readme.txt                        |  74 +++---
 board/beaglebone/uEnv.txt                          |   3 +-
 configs/beaglebone_defconfig                       |  46 ++--
 9 files changed, 113 insertions(+), 353 deletions(-)
 delete mode 100644 board/beaglebone/linux-3.12.config
 create mode 100644 board/beaglebone/patches/linux/0001-keep-jtag-clock-alive-for-debugger.patch
 delete mode 100644 board/beaglebone/patches/linux/linux-0001-arm-Export-cache-flush-management-symbols-when-MULTI.patch
 create mode 100644 board/beaglebone/patches/uboot/0001-mmc-force-1bit-bus-width.patch

diff --git a/board/beaglebone/genimage.cfg b/board/beaglebone/genimage.cfg
index 0c29a80..ba60297 100644
--- a/board/beaglebone/genimage.cfg
+++ b/board/beaglebone/genimage.cfg
@@ -5,8 +5,10 @@ image boot.vfat {
 			"u-boot.img",
 			"zImage",
 			"uEnv.txt",
+			"am335x-evm.dtb",
+			"am335x-evmsk.dtb",
 			"am335x-bone.dtb",
-			"am335x-boneblack.dtb"
+			"am335x-boneblack.dtb",
 		}
 	}
 	size = 16M
diff --git a/board/beaglebone/linux-3.12.config b/board/beaglebone/linux-3.12.config
deleted file mode 100644
index 0be5722..0000000
--- a/board/beaglebone/linux-3.12.config
+++ /dev/null
@@ -1,251 +0,0 @@
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-CONFIG_NO_HZ=y
-CONFIG_HIGH_RES_TIMERS=y
-CONFIG_BSD_PROCESS_ACCT=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=16
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_EXPERT=y
-CONFIG_SLAB=y
-CONFIG_PROFILING=y
-CONFIG_KPROBES=y
-CONFIG_MODULES=y
-CONFIG_MODULE_FORCE_LOAD=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_ARCH_OMAP2PLUS=y
-CONFIG_OMAP_RESET_CLOCKS=y
-CONFIG_OMAP_MUX_DEBUG=y
-CONFIG_ARCH_OMAP3=y
-CONFIG_ARCH_OMAP4=y
-CONFIG_SOC_AM43XX=y
-# CONFIG_ARCH_OMAP2PLUS_TYPICAL is not set
-# CONFIG_SOC_TI81XX is not set
-# CONFIG_MACH_OMAP3_BEAGLE is not set
-# CONFIG_MACH_DEVKIT8000 is not set
-# CONFIG_MACH_OMAP_LDP is not set
-# CONFIG_MACH_OMAP3530_LV_SOM is not set
-# CONFIG_MACH_OMAP3_TORPEDO is not set
-# CONFIG_MACH_OVERO is not set
-# CONFIG_MACH_OMAP3EVM is not set
-# CONFIG_MACH_OMAP3_PANDORA is not set
-# CONFIG_MACH_TOUCHBOOK is not set
-# CONFIG_MACH_OMAP_3430SDP is not set
-# CONFIG_MACH_NOKIA_RM680 is not set
-# CONFIG_MACH_NOKIA_RX51 is not set
-# CONFIG_MACH_OMAP_ZOOM2 is not set
-# CONFIG_MACH_OMAP_ZOOM3 is not set
-# CONFIG_MACH_CM_T35 is not set
-# CONFIG_MACH_CM_T3517 is not set
-# CONFIG_MACH_IGEP0020 is not set
-# CONFIG_MACH_IGEP0030 is not set
-# CONFIG_MACH_SBC3530 is not set
-# CONFIG_MACH_OMAP_3630SDP is not set
-CONFIG_ARM_THUMBEE=y
-CONFIG_HAVE_ARM_ARCH_TIMER=y
-CONFIG_PREEMPT=y
-CONFIG_AEABI=y
-CONFIG_HIGHMEM=y
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="root=/dev/mmcblk0p2 rootwait console=ttyO2,115200"
-CONFIG_KEXEC=y
-CONFIG_CPU_FREQ=y
-CONFIG_CPU_FREQ_STAT_DETAILS=y
-CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
-CONFIG_CPU_FREQ_GOV_POWERSAVE=y
-CONFIG_CPU_FREQ_GOV_USERSPACE=y
-CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
-CONFIG_GENERIC_CPUFREQ_CPU0=y
-# CONFIG_ARM_OMAP2PLUS_CPUFREQ is not set
-CONFIG_FPE_NWFPE=y
-CONFIG_VFP=y
-CONFIG_NEON=y
-CONFIG_BINFMT_MISC=y
-CONFIG_PM_RUNTIME=y
-CONFIG_PM_DEBUG=y
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_XFRM_USER=y
-CONFIG_NET_KEY=y
-CONFIG_NET_KEY_MIGRATE=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-CONFIG_IP_PNP_RARP=y
-# CONFIG_INET_LRO is not set
-# CONFIG_IPV6 is not set
-# CONFIG_WIRELESS is not set
-CONFIG_DEVTMPFS=y
-CONFIG_DEVTMPFS_MOUNT=y
-CONFIG_OMAP_OCP2SCP=y
-CONFIG_CONNECTOR=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=16384
-CONFIG_CROSSBAR=y
-CONFIG_EEPROM_93CX6=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_SCSI_MULTI_LUN=y
-CONFIG_SCSI_SCAN_ASYNC=y
-CONFIG_MD=y
-CONFIG_NETDEVICES=y
-# CONFIG_NET_VENDOR_ARC is not set
-# CONFIG_NET_CADENCE is not set
-# CONFIG_NET_VENDOR_BROADCOM is not set
-# CONFIG_NET_VENDOR_CIRRUS is not set
-# CONFIG_NET_VENDOR_FARADAY is not set
-# CONFIG_NET_VENDOR_INTEL is not set
-# CONFIG_NET_VENDOR_MARVELL is not set
-# CONFIG_NET_VENDOR_MICREL is not set
-# CONFIG_NET_VENDOR_NATSEMI is not set
-# CONFIG_NET_VENDOR_SEEQ is not set
-# CONFIG_NET_VENDOR_SMSC is not set
-# CONFIG_NET_VENDOR_STMICRO is not set
-CONFIG_TI_CPSW=y
-CONFIG_TI_CPTS=y
-# CONFIG_NET_VENDOR_VIA is not set
-# CONFIG_NET_VENDOR_WIZNET is not set
-CONFIG_AT803X_PHY=y
-CONFIG_SMSC_PHY=y
-# CONFIG_WLAN is not set
-# CONFIG_INPUT_MOUSEDEV is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-CONFIG_SERIO_LIBPS2=y
-# CONFIG_LEGACY_PTYS is not set
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_NR_UARTS=32
-CONFIG_SERIAL_8250_EXTENDED=y
-CONFIG_SERIAL_8250_MANY_PORTS=y
-CONFIG_SERIAL_8250_SHARE_IRQ=y
-CONFIG_SERIAL_8250_DETECT_IRQ=y
-CONFIG_SERIAL_8250_RSA=y
-CONFIG_SERIAL_OMAP=y
-CONFIG_SERIAL_OMAP_CONSOLE=y
-CONFIG_HW_RANDOM=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_OMAP=y
-CONFIG_SPI=y
-CONFIG_SPI_OMAP24XX=y
-CONFIG_SPI_TI_QSPI=y
-CONFIG_PINCTRL_SINGLE=y
-CONFIG_DEBUG_GPIO=y
-CONFIG_GPIO_SYSFS=y
-CONFIG_W1=y
-CONFIG_POWER_SUPPLY=y
-CONFIG_THERMAL=y
-CONFIG_THERMAL_GOV_FAIR_SHARE=y
-CONFIG_THERMAL_GOV_USER_SPACE=y
-CONFIG_CPU_THERMAL=y
-CONFIG_TI_SOC_THERMAL=y
-CONFIG_TI_THERMAL=y
-CONFIG_WATCHDOG=y
-CONFIG_OMAP_WATCHDOG=y
-CONFIG_MFD_SYSCON=y
-CONFIG_MFD_TPS65217=y
-CONFIG_REGULATOR=y
-CONFIG_REGULATOR_FIXED_VOLTAGE=y
-CONFIG_REGULATOR_PBIAS=y
-CONFIG_REGULATOR_TPS65023=y
-CONFIG_REGULATOR_TPS6507X=y
-CONFIG_REGULATOR_TPS65217=y
-CONFIG_REGULATOR_TIAVSCLASS0=y
-CONFIG_FB=y
-CONFIG_FIRMWARE_EDID=y
-CONFIG_FB_DA8XX=y
-CONFIG_FB_DA8XX_TDA998X=y
-CONFIG_OMAP2_DSS=y
-CONFIG_OMAP2_DSS_SDI=y
-CONFIG_OMAP2_DSS_DSI=y
-CONFIG_FB_OMAP2=y
-CONFIG_DISPLAY_CONNECTOR_HDMI=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_USB=y
-CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
-CONFIG_USB_MON=y
-CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_MUSB_HDRC=m
-CONFIG_USB_MUSB_OMAP2PLUS=m
-CONFIG_USB_MUSB_DSPS=m
-CONFIG_USB_TI_CPPI41_DMA=y
-CONFIG_USB_STORAGE=y
-CONFIG_AM335X_PHY_USB=y
-CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_DEBUG=y
-CONFIG_USB_GADGET_DEBUG_FS=y
-CONFIG_USB_ZERO=m
-CONFIG_USB_ETH=m
-CONFIG_USB_ETH_EEM=y
-CONFIG_USB_MASS_STORAGE=m
-CONFIG_USB_G_MULTI=m
-CONFIG_USB_G_MULTI_CDC=y
-CONFIG_MMC=y
-CONFIG_MMC_UNSAFE_RESUME=y
-CONFIG_SDIO_UART=y
-CONFIG_MMC_OMAP=y
-CONFIG_MMC_OMAP_HS=y
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_TIMER=y
-CONFIG_LEDS_TRIGGER_ONESHOT=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_LEDS_TRIGGER_BACKLIGHT=y
-CONFIG_LEDS_TRIGGER_CPU=y
-CONFIG_LEDS_TRIGGER_GPIO=y
-CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_OMAP=y
-CONFIG_DMADEVICES=y
-CONFIG_TI_EDMA=y
-CONFIG_DMA_OMAP=y
-CONFIG_TI_CPPI41=y
-CONFIG_COMMON_CLK_DEBUG=y
-CONFIG_OMAP_USB2=y
-CONFIG_OMAP_PIPE3=y
-CONFIG_EXT2_FS=y
-CONFIG_EXT3_FS=y
-# CONFIG_EXT3_FS_XATTR is not set
-CONFIG_EXT4_FS=y
-CONFIG_QUOTA=y
-CONFIG_QFMT_V2=y
-CONFIG_MSDOS_FS=y
-CONFIG_VFAT_FS=y
-CONFIG_TMPFS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_ISO8859_1=y
-CONFIG_PRINTK_TIME=y
-CONFIG_DEBUG_INFO=y
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_SCHEDSTATS=y
-CONFIG_TIMER_STATS=y
-CONFIG_PROVE_LOCKING=y
-# CONFIG_DEBUG_BUGVERBOSE is not set
-CONFIG_CRYPTO_MANAGER=m
-CONFIG_CRYPTO_SHA256=m
-CONFIG_CRYPTO_DEFLATE=y
-CONFIG_CRYPTO_LZO=y
-# CONFIG_CRYPTO_ANSI_CPRNG is not set
-# CONFIG_CRYPTO_HW is not set
-CONFIG_CRC_CCITT=y
-CONFIG_CRC_T10DIF=y
-CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
-CONFIG_LIBCRC32C=y
-CONFIG_AVERAGE=y
diff --git a/board/beaglebone/patches/linux/0001-keep-jtag-clock-alive-for-debugger.patch b/board/beaglebone/patches/linux/0001-keep-jtag-clock-alive-for-debugger.patch
new file mode 100644
index 0000000..8e36d9a
--- /dev/null
+++ b/board/beaglebone/patches/linux/0001-keep-jtag-clock-alive-for-debugger.patch
@@ -0,0 +1,16 @@
+This patch keeps the debugSS clock alive, it clocks the JTAG macro and enables
+access to the SoC via JTAG after the kernel booted.
+
+Signed-off-by: Lothar Felten <lothar.felten at gmail.com>
+---
+diff -Naur linux-orig/arch/arm/mach-omap2/omap_hwmod_33xx_data.c linux-52c4aa7cdb93d61f8008f380135beaf7b8fa6593/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
+--- linux-orig/arch/arm/mach-omap2/omap_hwmod_33xx_data.c	2015-10-02 17:30:56.000000000 +0200
++++ linux-52c4aa7cdb93d61f8008f380135beaf7b8fa6593/arch/arm/mach-omap2/omap_hwmod_33xx_data.c	2016-08-15 11:28:55.017617612 +0200
+@@ -208,6 +208,7 @@
+ 	.name		= "debugss",
+ 	.class		= &am33xx_debugss_hwmod_class,
+ 	.clkdm_name	= "l3_aon_clkdm",
++	.flags		= (HWMOD_INIT_NO_IDLE|HWMOD_INIT_NO_RESET), /* keep debugSS clock alive for JTAG */
+ 	.main_clk	= "trace_clk_div_ck",
+ 	.prcm		= {
+ 		.omap4	= {
diff --git a/board/beaglebone/patches/linux/linux-0001-arm-Export-cache-flush-management-symbols-when-MULTI.patch b/board/beaglebone/patches/linux/linux-0001-arm-Export-cache-flush-management-symbols-when-MULTI.patch
deleted file mode 100644
index 1ca1e70..0000000
--- a/board/beaglebone/patches/linux/linux-0001-arm-Export-cache-flush-management-symbols-when-MULTI.patch
+++ /dev/null
@@ -1,34 +0,0 @@
-From 29885f2f3d700341d322274db6ad085e601c0994 Mon Sep 17 00:00:00 2001
-From: Pantelis Antoniou <panto at antoniou-consulting.com>
-Date: Fri, 4 Jan 2013 00:32:33 +0200
-Subject: [PATCH 3/3] arm: Export cache flush management symbols when
- !MULTI_CACHE
-
-When compiling a kernel without CONFIG_MULTI_CACHE enabled the
-dma access functions end up not being exported. Fix it.
-
-Signed-off-by: Pantelis Antoniou <panto at antoniou-consulting.com>
----
- arch/arm/kernel/setup.c |    9 +++++++++
- 1 file changed, 9 insertions(+)
-
-diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
-index da1d1aa..dcb678c 100644
---- a/arch/arm/kernel/setup.c
-+++ b/arch/arm/kernel/setup.c
-@@ -923,3 +923,12 @@ const struct seq_operations cpuinfo_op = {
- 	.stop	= c_stop,
- 	.show	= c_show
- };
-+
-+/* export the cache management functions */
-+#ifndef MULTI_CACHE
-+
-+EXPORT_SYMBOL(__glue(_CACHE,_dma_map_area));
-+EXPORT_SYMBOL(__glue(_CACHE,_dma_unmap_area));
-+EXPORT_SYMBOL(__glue(_CACHE,_dma_flush_range));
-+
-+#endif
--- 
-1.7.10.4
-
diff --git a/board/beaglebone/patches/uboot/0001-mmc-force-1bit-bus-width.patch b/board/beaglebone/patches/uboot/0001-mmc-force-1bit-bus-width.patch
new file mode 100644
index 0000000..5e7b094
--- /dev/null
+++ b/board/beaglebone/patches/uboot/0001-mmc-force-1bit-bus-width.patch
@@ -0,0 +1,35 @@
+This patch forces the MMC interface to work in 1-bit-mode.
+Early AM335x-evm boards can only use 1 bit communication to the SD card, on
+newer board revisions this might be fixed.
+
+Signed-off-by: Lothar Felten <lothar.felten at gmail.com>
+---
+diff -Naur a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
+--- a/drivers/mmc/mmc.c	2016-05-16 16:40:32.000000000 +0200
++++ b/drivers/mmc/mmc.c	2016-07-11 13:23:13.235880737 +0200
+@@ -1351,25 +1351,6 @@
+ 	mmc->card_caps &= mmc->cfg->host_caps;
+ 
+ 	if (IS_SD(mmc)) {
+-		if (mmc->card_caps & MMC_MODE_4BIT) {
+-			cmd.cmdidx = MMC_CMD_APP_CMD;
+-			cmd.resp_type = MMC_RSP_R1;
+-			cmd.cmdarg = mmc->rca << 16;
+-
+-			err = mmc_send_cmd(mmc, &cmd, NULL);
+-			if (err)
+-				return err;
+-
+-			cmd.cmdidx = SD_CMD_APP_SET_BUS_WIDTH;
+-			cmd.resp_type = MMC_RSP_R1;
+-			cmd.cmdarg = 2;
+-			err = mmc_send_cmd(mmc, &cmd, NULL);
+-			if (err)
+-				return err;
+-
+-			mmc_set_bus_width(mmc, 4);
+-		}
+-
+ 		if (mmc->card_caps & MMC_MODE_HS)
+ 			mmc->tran_speed = 50000000;
+ 		else
diff --git a/board/beaglebone/post-image.sh b/board/beaglebone/post-image.sh
index ceeec68..f0c2bc7 100755
--- a/board/beaglebone/post-image.sh
+++ b/board/beaglebone/post-image.sh
@@ -1,6 +1,7 @@
 #!/bin/sh
-# post-image.sh for BeagleBone
+# post-image.sh for CircuitCo BeagleBone and TI am335x-evm
 # 2014, Marcin Jabrzyk <marcin.jabrzyk at gmail.com>
+# 2016, Lothar Felten <lothar.felten at gmail.com>
 
 BOARD_DIR="$(dirname $0)"
 
diff --git a/board/beaglebone/readme.txt b/board/beaglebone/readme.txt
index 664bde2..d8ff91e 100644
--- a/board/beaglebone/readme.txt
+++ b/board/beaglebone/readme.txt
@@ -1,44 +1,52 @@
-BeagleBone
+CircuitCo BeagleBone
+Texas Instuments AM335x Evaluation Module (TMDXEVM3358)
+
+Description
+===========
+
+This configuration will build a complete image for the beaglebone and the
+TI AM335x-EVM, the board type is identified by the on-board EEPROM.
+The configuration is based on the ti-processor-sdk-02.00.00.00.
+Device tree blobs for beaglebone variants and the evm-sk are built too.
 
-Intro
-=====
-To be able to use BeagleBone board with the images generated by
-Buildroot, you have to prepare the SDCard.
 
 How to build it
 ===============
 
-  $ make beaglebone_defconfig
-
-Then you can edit the build options using
+Select the default configuration for the target:
+$ make beaglebone_defconfig
 
-  $ make menuconfig
+Optional: modify the configuration:
+$ make menuconfig
 
-Compile all and build rootfs image:
+Build:
+$ make
 
-  $ make
 
 Result of the build
--------------------
-
-After building, you should get a tree like this:
-
-  output/images/
-  ├── am335x-boneblack.dtb
-  ├── am335x-bone.dtb
-  ├── MLO
-  ├── rootfs.ext2
-  ├── sdcard.img
-  ├── u-boot.img
-  ├── uEnv.txt
-  └── zImage
-
-How to write the microSD card
-=============================
-
-Once the build process is finished you will have an image called "sdcard.img"
-in the output/images/ directory.
-
-Copy the bootable "sdcard.img" onto an SD card with "dd":
+===================
+output/images/
+├── am335x-boneblack.dtb
+├── am335x-bone.dtb
+├── am335x-evm.dtb
+├── am335x-evmsk.dtb
+├── boot.vfat
+├── MLO
+├── rootfs.ext2
+├── rootfs.tar
+├── sdcard.img
+├── u-boot.img
+├── uEnv.txt
+└── zImage
+
+To copy the image file to the sdcard use dd:
+dd if=output/images/sdcard.img of=/dev/XXX
+
+
+Tested hardware
+===============
+am335x-evm (rev. 1.1A)
+beagleboneblack (rev. A5A)
+beaglebone (rev. A6)
 
-  $ sudo dd if=output/images/sdcard.img of=/dev/sdX
+2016, Lothar Felten <lothar.felten at gmail.com>
diff --git a/board/beaglebone/uEnv.txt b/board/beaglebone/uEnv.txt
index e09fff5..70b3b72 100644
--- a/board/beaglebone/uEnv.txt
+++ b/board/beaglebone/uEnv.txt
@@ -1,3 +1,4 @@
 bootpart=0:1
 bootdir=
-uenvcmd=run loadimage;run loadramdisk;run findfdt;run loadfdt;run ramboot
+bootargs=console=ttyO0,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait
+uenvcmd=run loadimage;run loadfdt;printenv bootargs;bootz ${loadaddr} - ${fdtaddr};
diff --git a/configs/beaglebone_defconfig b/configs/beaglebone_defconfig
index 6c49abf..fdf6546 100644
--- a/configs/beaglebone_defconfig
+++ b/configs/beaglebone_defconfig
@@ -1,44 +1,26 @@
-# architecture
 BR2_arm=y
 BR2_cortex_a8=y
-BR2_ARM_EABIHF=y
-
-# system
-BR2_TARGET_GENERIC_HOSTNAME="beaglebone"
+BR2_GLOBAL_PATCH_DIR="board/beaglebone/patches"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y
 BR2_TARGET_GENERIC_GETTY_PORT="ttyO0"
-# BR2_TARGET_GENERIC_REMOUNT_ROOTFS_RW is not set
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/beaglebone/post-image.sh"
-
-# filesystem
-BR2_PACKAGE_AM33X_CM3=y
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_GIT=y
+BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://git.ti.com/processor-sdk/processor-sdk-linux.git"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="52c4aa7cdb93d61f8008f380135beaf7b8fa6593"
+BR2_LINUX_KERNEL_DEFCONFIG="omap2plus"
+BR2_LINUX_KERNEL_DTS_SUPPORT=y
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="am335x-evm am335x-bone am335x-boneblack am335x-evmsk"
 BR2_TARGET_ROOTFS_EXT2=y
-BR2_TARGET_ROOTFS_EXT2_4=y
-# BR2_TARGET_ROOTFS_TAR is not set
-
-# Linux headers same as kernel, a 3.12 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_12=y
-
-# bootloader
 BR2_TARGET_UBOOT=y
-BR2_TARGET_UBOOT_BOARDNAME="am335x_evm"
-BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2016.05"
+BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
+BR2_TARGET_UBOOT_BOARD_DEFCONFIG="am335x_evm"
+# BR2_TARGET_UBOOT_FORMAT_BIN is not set
 BR2_TARGET_UBOOT_FORMAT_IMG=y
+BR2_TARGET_UBOOT_FORMAT_CUSTOM=y
+BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="spl/u-boot-spl.bin"
 BR2_TARGET_UBOOT_SPL=y
 BR2_TARGET_UBOOT_SPL_NAME="MLO"
-
-# host packages
 BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y
-
-# kernel
-BR2_LINUX_KERNEL=y
-BR2_LINUX_KERNEL_CUSTOM_GIT=y
-BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="7f280334068b7c875ade51f8f3921ab311f0c824"
-BR2_LINUX_KERNEL_PATCH="board/beaglebone/patches/linux"
-BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/beaglebone/linux-3.12.config"
-BR2_LINUX_KERNEL_DTS_SUPPORT=y
-BR2_LINUX_KERNEL_INTREE_DTS_NAME="am335x-bone am335x-boneblack"
-- 
1.9.1



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