[U-Boot] [PATCH v4] arm64: ls1012ardb: Add distro boot support

[Rajesh Bhagat]

Include common config_distro_defaults.h and config_distro_bootcmd.h
for u-boot enviroments to support automatical distro boot which
scan boot.scr from external storage devices(e.g. SD and USB)
and execute autoboot script.

Signed-off-by: Bhaskar Upadhaya <Bhaskar.Upadhaya at nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat at nxp.com>
---
Depends on:
http://patchwork.ozlabs.org/patch/808617/

Changes in v4:
 - Removed the extra "\" character from macro definition
 - Dropped the #if for CONFIG_BOOTCOMMAND

Changes in v3:
 Removed pfe stop command from BOOTCMD

Changes in v2:
 Rebased to latest u-boot

 configs/ls1012ardb_qspi_defconfig |  1 +
 include/configs/ls1012a_common.h  | 10 ++++++++-
 include/configs/ls1012ardb.h      | 43 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 53 insertions(+), 1 deletion(-)

diff --git a/configs/ls1012ardb_qspi_defconfig b/configs/ls1012ardb_qspi_defconfig
index 81702e3..39d7a54 100644
--- a/configs/ls1012ardb_qspi_defconfig
+++ b/configs/ls1012ardb_qspi_defconfig
@@ -50,3 +50,4 @@ CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_STORAGE=y
+CONFIG_DISTRO_DEFAULTS=y
diff --git a/include/configs/ls1012a_common.h b/include/configs/ls1012a_common.h
index 096799e..b2d2307 100644
--- a/include/configs/ls1012a_common.h
+++ b/include/configs/ls1012a_common.h
@@ -90,6 +90,14 @@
 #define CONFIG_HWCONFIG
 #define HWCONFIG_BUFFER_SIZE		128
 
+#include <config_distro_defaults.h>
+#ifndef CONFIG_SPL_BUILD
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 0) \
+	func(USB, usb, 0)
+#include <config_distro_bootcmd.h>
+#endif
+
 /* Initial environment variables */
 #define CONFIG_EXTRA_ENV_SETTINGS		\
 	"verify=no\0"				\
@@ -101,6 +109,7 @@
 	"kernel_load=0xa0000000\0"		\
 	"kernel_size=0x2800000\0"		\
 
+#undef CONFIG_BOOTCOMMAND
 #define CONFIG_BOOTCOMMAND		"sf probe 0:0; sf read $kernel_load "\
 					"$kernel_start $kernel_size && "\
 					"bootm $kernel_load"
@@ -108,7 +117,6 @@
 /* Monitor Command Prompt */
 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size */
 #define CONFIG_SYS_LONGHELP
-#define CONFIG_CMDLINE_EDITING		1
 #define CONFIG_AUTO_COMPLETE
 #define CONFIG_SYS_MAXARGS		64	/* max command args */
 
diff --git a/include/configs/ls1012ardb.h b/include/configs/ls1012ardb.h
index e9edcd2..e612840 100644
--- a/include/configs/ls1012ardb.h
+++ b/include/configs/ls1012ardb.h
@@ -70,6 +70,49 @@
 #define CONFIG_SYS_MEMTEST_START	0x80000000
 #define CONFIG_SYS_MEMTEST_END		0x9fffffff
 
+#undef CONFIG_EXTRA_ENV_SETTINGS
+#define CONFIG_EXTRA_ENV_SETTINGS		\
+	"verify=no\0"				\
+	"fdt_high=0xffffffffffffffff\0"		\
+	"initrd_high=0xffffffffffffffff\0"	\
+	"fdt_addr=0x00f00000\0"			\
+	"kernel_addr=0x01000000\0"		\
+	"scriptaddr=0x80000000\0"		\
+	"fdtheader_addr_r=0x80100000\0"		\
+	"kernelheader_addr_r=0x80200000\0"	\
+	"kernel_addr_r=0x81000000\0"		\
+	"fdt_addr_r=0x90000000\0"		\
+	"load_addr=0xa0000000\0"		\
+	"kernel_size=0x2800000\0"		\
+	"console=ttyS0,115200\0"		\
+	BOOTENV					\
+	"boot_scripts=ls1012ardb_boot.scr\0"	\
+	"scan_dev_for_boot_part="		\
+	     "part list ${devtype} ${devnum} devplist; "	\
+	     "env exists devplist || setenv devplist 1; "	\
+	     "for distro_bootpart in ${devplist}; do "		\
+		  "if fstype ${devtype} "			\
+		      "${devnum}:${distro_bootpart} "		\
+		      "bootfstype; then "			\
+		      "run scan_dev_for_boot; "	\
+		  "fi; "			\
+	      "done\0"				\
+	"scan_dev_for_boot="				  \
+		"echo Scanning ${devtype} "		  \
+				"${devnum}:${distro_bootpart}...; "  \
+		"for prefix in ${boot_prefixes}; do "	  \
+			"run scan_dev_for_scripts; "	  \
+		"done;"					  \
+		"\0"					  \
+	"installer=load mmc 0:2 $load_addr "	\
+		   "/flex_installer_arm64.itb; "	\
+		   "bootm $load_addr#$board\0"	\
+	"qspi_bootcmd=echo Trying load from qspi..;"	\
+		"sf probe && sf read $load_addr "	\
+		"$kernel_addr $kernel_size && bootm $load_addr#$board\0"
+
+#undef CONFIG_BOOTCOMMAND
+#define CONFIG_BOOTCOMMAND "run distro_bootcmd;run qspi_bootcmd"
 
 #include <asm/fsl_secure_boot.h>
 
-- 
2.7.4