board: mt7629: enable compression of u-boot to reduce the size of final image

This patch makes use of the decompression mechanism implemented for mt7628
previously to reduce the total image size. Binman will be also removed.
Signed-off-by: NWeijie Gao <weijie.gao@mediatek.com>

Makefile

@@ -1728,6 +1728,9 @@ u-boot-elf.lds: arch/u-boot-elf.lds prepare FORCE
 
 ifeq ($(CONFIG_SPL),y)
 spl/u-boot-spl-mtk.bin: spl/u-boot-spl
+
+u-boot-mtk.bin: u-boot-with-spl.bin
+	$(call if_changed,copy)
 else
 MKIMAGEFLAGS_u-boot-mtk.bin = -T mtk_image \
 	-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \

arch/arm/dts/mt7629-rfb-u-boot.dtsi

@@ -5,24 +5,6 @@
  * Author: Weijie Gao <weijie.gao@mediatek.com>
  */
 
-#include <config.h>
-/ {
-	binman {
-		filename = "u-boot-mtk.bin";
-		pad-byte = <0xff>;
-
-#ifdef CONFIG_SPL
-		blob {
-			filename = "spl/u-boot-spl-mtk.bin";
-			size = <CONFIG_SPL_PAD_TO>;
-		};
-
-		u-boot-img {
-		};
-#endif
-	};
-};
-
 &infracfg {
 	u-boot,dm-pre-reloc;
 };

arch/arm/mach-mediatek/Kconfig

@@ -36,7 +36,6 @@ config TARGET_MT7629
 	bool "MediaTek MT7629 SoC"
 	select CPU_V7A
 	select SPL
-	select BINMAN
 	help
 	  The MediaTek MT7629 is a ARM-based SoC with a dual-core Cortex-A7
 	  including DDR3, crypto engine, 3x3 11n/ac Wi-Fi, Gigabit Ethernet,

configs/mt7629_rfb_defconfig

@@ -10,7 +10,11 @@ CONFIG_SPL_TEXT_BASE=0x201000
 CONFIG_TARGET_MT7629=y
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_SPL_STACK_R_ADDR=0x40800000
+CONFIG_SPL_PAYLOAD="u-boot-lzma.img"
+CONFIG_BUILD_TARGET="u-boot-mtk.bin"
 CONFIG_DEFAULT_DEVICE_TREE="mt7629-rfb"
+CONFIG_SPL_IMAGE="spl/u-boot-spl-mtk.bin"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_BOOTDELAY=3
@@ -18,6 +22,7 @@ CONFIG_DEFAULT_FDT_FILE="mt7629-rfb"
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+CONFIG_SPL_STACK_R=y
 CONFIG_SPL_NOR_SUPPORT=y
 CONFIG_SPL_WATCHDOG_SUPPORT=y
 CONFIG_HUSH_PARSER=y
@@ -87,4 +92,5 @@ CONFIG_USB_STORAGE=y
 CONFIG_USB_KEYBOARD=y
 CONFIG_WDT_MTK=y
 CONFIG_LZMA=y
+CONFIG_SPL_LZMA=y
 # CONFIG_EFI_LOADER is not set