void-packages/srcpkgs/beaglebone-uboot/patches/alarm-tweaks.patch

--- include/configs/am335x_evm.h	2014-07-14 11:16:45.000000000 -0600
+++ include/configs/am335x_evm.h	2014-08-10 18:40:55.817027322 -0600
@@ -17,6 +17,7 @@
 #define __CONFIG_AM335X_EVM_H
 
 #include <configs/ti_am335x_common.h>
+#define CONFIG_SUPPORT_RAW_INITRD
 
 #ifndef CONFIG_SPL_BUILD
 # define CONFIG_FIT
@@ -74,6 +75,8 @@
 
 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 
+
+
 #ifndef CONFIG_SPL_BUILD
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	DEFAULT_LINUX_BOOT_ENV \
@@ -81,15 +84,17 @@
 	"bootpart=0:2\0" \
 	"bootdir=/boot\0" \
 	"bootfile=zImage\0" \
+	"fdtdir=/boot/dtbs\0" \
 	"fdtfile=undefined\0" \
+	"rdfile=initramfs-linux.img\0" \
 	"console=ttyO0,115200n8\0" \
 	"partitions=" \
 		"uuid_disk=${uuid_gpt_disk};" \
 		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 	"optargs=\0" \
 	"mmcdev=0\0" \
-	"mmcroot=/dev/mmcblk0p2 ro\0" \
-	"mmcrootfstype=ext4 rootwait\0" \
+	"mmcroot=/dev/mmcblk0p2\0" \
+	"mmcrootextra=rw fixrtc rootwait\0" \
 	"rootpath=/export/rootfs\0" \
 	"nfsopts=nolock\0" \
 	"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
@@ -98,8 +103,7 @@
 	"ramrootfstype=ext2\0" \
 	"mmcargs=setenv bootargs console=${console} " \
 		"${optargs} " \
-		"root=${mmcroot} " \
-		"rootfstype=${mmcrootfstype}\0" \
+		"root=${mmcroot} ${mmcrootextra}\0" \
 	"spiroot=/dev/mtdblock4 rw\0" \
 	"spirootfstype=jffs2\0" \
 	"spisrcaddr=0xe0000\0" \
@@ -122,37 +126,43 @@
 		"${optargs} " \
 		"root=${ramroot} " \
 		"rootfstype=${ramrootfstype}\0" \
-	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
+	"loadramdisk=load mmc ${bootpart} ${rdaddr} ${bootdir}/${rdfile}\0" \
 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
-	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
-	"mmcloados=run mmcargs; " \
-		"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" \
+	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${fdtdir}/${fdtfile}\0" \
 	"mmcboot=mmc dev ${mmcdev}; " \
 		"if mmc rescan; then " \
+			"gpio set 54;" \
 			"echo SD/MMC found on device ${mmcdev};" \
 			"if run loadbootenv; then " \
+				"gpio set 55;" \
 				"echo Loaded environment from ${bootenv};" \
 				"run importbootenv;" \
 			"fi;" \
+			"if test -n $cape; then " \
+				"if test -e mmc ${bootpart} ${fdtdir}/$fdtbase-$cape.dtb; then " \
+					"setenv fdtfile $fdtbase-$cape.dtb; " \
+				"fi; " \
+				"echo using: $fdtfile...; " \
+			"fi; " \
+			"echo Checking if uenvcmd is set ...;" \
 			"if test -n $uenvcmd; then " \
+				"gpio set 56; " \
 				"echo Running uenvcmd ...;" \
 				"run uenvcmd;" \
 			"fi;" \
 			"if run loadimage; then " \
-				"run mmcloados;" \
+				"if run loadfdt; then " \
+					"run mmcargs;" \
+					"if run loadramdisk; then " \
+						"bootz ${loadaddr} ${rdaddr}:${filesize} ${fdtaddr};" \
+					"else " \
+						"bootz ${loadaddr} - ${fdtaddr};" \
+					"fi;" \
+				"else " \
+					"echo Kernel found, but no device tree found;" \
+				"fi;" \
 			"fi;" \
+			"echo No kernel found;"\
 		"fi;\0" \
 	"spiboot=echo Booting from spi ...; " \
 		"run spiargs; " \
@@ -169,28 +179,44 @@
 	"ramboot=echo Booting from ramdisk ...; " \
 		"run ramargs; " \
 		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
-	"findfdt="\
+	"findfdt=" \
 		"if test $board_name = A335BONE; then " \
-			"setenv fdtfile am335x-bone.dtb; fi; " \
+			"setenv fdtfile am335x-bone.dtb; setenv fdtbase am335x-bone; fi; " \
 		"if test $board_name = A335BNLT; then " \
-			"setenv fdtfile am335x-boneblack.dtb; fi; " \
+			"setenv fdtfile am335x-boneblack.dtb; setenv fdtbase am335x-boneblack; 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 $fdtfile = undefined; then " \
 			"echo WARNING: Could not determine device tree to use; fi; \0" \
+	"findmmc=" \
+		"if test $board_name = A335BNLT; then " \
+			"setenv mmc1 1;" \
+			"mmc dev 0;" \
+			"if mmc rescan; then " \
+				"setenv mmc0 1;" \
+			"else " \
+				"setenv mmc0 0;" \
+			"fi;" \
+		"fi;\0" \
 	NANDARGS \
 	DFUARGS
 #endif
 
 #define CONFIG_BOOTCOMMAND \
+	"gpio set 53; " \
+	"i2c mw 0x24 1 0x3e; " \
+	"run findmmc; " \
 	"run findfdt; " \
 	"run mmcboot;" \
+	"gpio clear 56; " \
+	"gpio clear 55; " \
+	"gpio clear 54; " \
 	"setenv mmcdev 1; " \
 	"setenv bootpart 1:2; " \
-	"run mmcboot;" \
-	"run nandboot;"
+	"if test $mmc0 = 1; then setenv mmcroot /dev/mmcblk1p2; fi; " \
+	"run mmcboot;"
 
 /* NS16550 Configuration */
 #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */