imx6: Convert sabrelite and nitrogen6x boards to distro boot support

Boot tested on sabrelite board.

Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>
Cc: Troy Kisky <troy.kisky@boundarydevices.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Gary Bisson <gary.bisson@boundarydevices.com>
Tested-by: Denis Pynkin <denis.pynkin@collabora.com>

include/configs/nitrogen6x.h

@@ -79,161 +79,68 @@
 
 #define CONFIG_PREBOOT                 ""
 
-#ifdef CONFIG_CMD_SATA
-#define CONFIG_DRIVE_SATA "sata "
+#ifdef CONFIG_CMD_MMC
+#define DISTRO_BOOT_DEV_MMC(func) func(MMC, mmc, 0) func(MMC, mmc, 1)
 #else
-#define CONFIG_DRIVE_SATA
+#define DISTRO_BOOT_DEV_MMC(func)
 #endif
 
-#ifdef CONFIG_CMD_MMC
-#define CONFIG_DRIVE_MMC "mmc "
+#ifdef CONFIG_CMD_SATA
+#define DISTRO_BOOT_DEV_SATA(func) func(SATA, sata, 0)
 #else
-#define CONFIG_DRIVE_MMC
+#define DISTRO_BOOT_DEV_SATA(func)
 #endif
 
 #ifdef CONFIG_USB_STORAGE
-#define CONFIG_DRIVE_USB "usb "
+#define DISTRO_BOOT_DEV_USB(func) func(USB, usb, 0)
 #else
-#define CONFIG_DRIVE_USB
+#define DISTRO_BOOT_DEV_USB(func)
+#endif
+
+#ifdef CONFIG_CMD_PXE
+#define DISTRO_BOOT_DEV_PXE(func) func(PXE, pxe, na)
+#else
+#define DISTRO_BOOT_DEV_PXE(func)
+#endif
+
+#ifdef CONFIG_CMD_DHCP
+#define DISTRO_BOOT_DEV_DHCP(func) func(DHCP, dhcp, na)
+#else
+#define DISTRO_BOOT_DEV_DHCP(func)
 #endif
 
-#define CONFIG_DRIVE_TYPES CONFIG_DRIVE_SATA CONFIG_DRIVE_MMC CONFIG_DRIVE_USB
-#define CONFIG_UMSDEVS CONFIG_DRIVE_SATA CONFIG_DRIVE_MMC
 
 #if defined(CONFIG_SABRELITE)
+#define FDTFILE "fdtfile=imx6q-sabrelite.dtb\0"
+#else
+/* FIXME: nitrogen6x covers multiple configs. Define fdtfile for each supported config. */
+#define FDTFILE
+#endif
+
+#define BOOT_TARGET_DEVICES(func) \
+	DISTRO_BOOT_DEV_MMC(func) \
+	DISTRO_BOOT_DEV_SATA(func) \
+	DISTRO_BOOT_DEV_USB(func) \
+	DISTRO_BOOT_DEV_PXE(func) \
+	DISTRO_BOOT_DEV_DHCP(func)
+
+#include <config_distro_bootcmd.h>
+
 #define CONFIG_EXTRA_ENV_SETTINGS \
-	"script=boot.scr\0" \
-	"uimage=uImage\0" \
 	"console=ttymxc1\0" \
 	"fdt_high=0xffffffff\0" \
 	"initrd_high=0xffffffff\0" \
-	"fdt_file=imx6q-sabrelite.dtb\0" \
-	"fdt_addr=0x18000000\0" \
-	"boot_fdt=try\0" \
+	"fdt_addr_r=0x18000000\0" \
+	FDTFILE \
+	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0"  \
+	"pxefile_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"scriptaddr=" __stringify(CONFIG_LOADADDR) "\0" \
+	"ramdisk_addr_r=0x13000000\0" \
+	"ramdiskaddr=0x13000000\0" \
 	"ip_dyn=yes\0" \
 	"usb_pgood_delay=2000\0" \
-	"mmcdevs=0 1\0" \
-	"mmcpart=1\0" \
-	"mmcroot=/dev/mmcblk0p2 rootwait rw\0" \
-	"mmcargs=setenv bootargs console=${console},${baudrate} " \
-		"root=${mmcroot}\0" \
-	"loadbootscript=" \
-		"load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
-	"bootscript=echo Running bootscript from mmc ...; " \
-		"source\0" \
-	"loaduimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
-	"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
-	"mmcboot=echo Booting from mmc ...; " \
-		"run mmcargs; " \
-		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
-			"if run loadfdt; then " \
-				"bootm ${loadaddr} - ${fdt_addr}; " \
-			"else " \
-				"if test ${boot_fdt} = try; then " \
-					"bootm; " \
-				"else " \
-					"echo WARN: Cannot load the DT; " \
-				"fi; " \
-			"fi; " \
-		"else " \
-			"bootm; " \
-		"fi;\0" \
-	"netargs=setenv bootargs console=${console},${baudrate} " \
-		"root=/dev/nfs " \
-	"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
-		"netboot=echo Booting from net ...; " \
-		"run netargs; " \
-		"if test ${ip_dyn} = yes; then " \
-			"setenv get_cmd dhcp; " \
-		"else " \
-			"setenv get_cmd tftp; " \
-		"fi; " \
-		"${get_cmd} ${uimage}; " \
-		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
-			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
-				"bootm ${loadaddr} - ${fdt_addr}; " \
-			"else " \
-				"if test ${boot_fdt} = try; then " \
-					"bootm; " \
-				"else " \
-					"echo WARN: Cannot load the DT; " \
-				"fi; " \
-			"fi; " \
-		"else " \
-			"bootm; " \
-		"fi;\0"
-
-#define CONFIG_BOOTCOMMAND \
-	"for mmcdev in ${mmcdevs}; do " \
-		"mmc dev ${mmcdev}; " \
-		"if mmc rescan; then " \
-			"if run loadbootscript; then " \
-				"run bootscript; " \
-			"else " \
-				"if run loaduimage; then " \
-					"run mmcboot; " \
-				"fi; " \
-			"fi; " \
-		"fi; " \
-	"done; " \
-	"run netboot; "
-#else
-#define CONFIG_EXTRA_ENV_SETTINGS \
-	"bootdevs=" CONFIG_DRIVE_TYPES "\0" \
-	"umsdevs=" CONFIG_UMSDEVS "\0" \
-	"usb_pgood_delay=2000\0" \
-	"console=ttymxc1\0" \
-	"clearenv=if sf probe || sf probe || sf probe 1 ; then " \
-		"sf erase 0xc0000 0x2000 && " \
-		"echo restored environment to factory default ; fi\0" \
-	"bootcmd=for dtype in ${bootdevs}" \
-		"; do " \
-			"if itest.s \"xusb\" == \"x${dtype}\" ; then " \
-				"usb start ;" \
-			"fi; " \
-			"for disk in 0 1 ; do ${dtype} dev ${disk} ;" \
-				"load " \
-					"${dtype} ${disk}:1 " \
-					"10008000 " \
-					"/6x_bootscript" \
-					"&& source 10008000 ; " \
-			"done ; " \
-		"done; " \
-		"setenv stdout serial,vga ; " \
-		"echo ; echo 6x_bootscript not found ; " \
-		"echo ; echo serial console at 115200, 8N1 ; echo ; " \
-		"echo details at http://boundarydevices.com/6q_bootscript ; " \
-		"setenv stdout serial;" \
-		"setenv stdin serial,usbkbd;" \
-		"for dtype in ${umsdevs} ; do " \
-			"if itest.s sata == ${dtype}; then " \
-				"initcmd='sata init' ;" \
-			"else " \
-				"initcmd='mmc rescan' ;" \
-			"fi; " \
-			"for disk in 0 1 ; do " \
-				"if $initcmd && $dtype dev $disk ; then " \
-					"setenv stdout serial,vga; " \
-					"echo expose ${dtype} ${disk} " \
-						"over USB; " \
-					"ums 0 $dtype $disk ;" \
-				"fi; " \
-		"	done; " \
-		"done ;" \
-		"setenv stdout serial,vga; " \
-		"echo no block devices found;" \
-		"\0" \
-	"initrd_high=0xffffffff\0" \
-	"upgradeu=for dtype in ${bootdevs}" \
-		"; do " \
-		"for disk in 0 1 ; do ${dtype} dev ${disk} ;" \
-			"load ${dtype} ${disk}:1 10008000 " \
-				"/6x_upgrade " \
-				"&& source 10008000 ; " \
-		"done ; " \
-	"done\0" \
+	BOOTENV
 
-#endif
 /* Miscellaneous configurable options */
 #define CONFIG_SYS_MEMTEST_START       0x10000000
 #define CONFIG_SYS_MEMTEST_END	       0x10010000