[U-Boot] [PATCH v1 3/4] lib: Add Kconfig option SPL_GZIP and SPL_ZLIB

[York Sun]

Use these two options to enable gunzip support for SPL boot.

Signed-off-by: York Sun <york.sun at nxp.com>
---

 lib/Kconfig  | 7 +++++++
 lib/Makefile | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/Kconfig b/lib/Kconfig
index db09151..f730a07 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -150,6 +150,13 @@ config LZ4
 
 config LZO
 	bool
+
+config SPL_GZIP
+	bool "Enable gzip decompression support for SPL build"
+	select SPL_ZLIB
+
+config SPL_ZLIB
+	bool
 endmenu
 
 config ERRNO_STR
diff --git a/lib/Makefile b/lib/Makefile
index 23e9f1e..4412df1 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -11,7 +11,6 @@ obj-$(CONFIG_EFI) += efi/
 obj-$(CONFIG_EFI_LOADER) += efi_loader/
 obj-$(CONFIG_LZMA) += lzma/
 obj-$(CONFIG_LZO) += lzo/
-obj-$(CONFIG_ZLIB) += zlib/
 obj-$(CONFIG_BZIP2) += bzip2/
 obj-$(CONFIG_TIZEN) += tizen/
 obj-$(CONFIG_FIT) += libfdt/
@@ -25,7 +24,6 @@ obj-y += crc16.o
 obj-$(CONFIG_ERRNO_STR) += errno_str.o
 obj-$(CONFIG_FIT) += fdtdec_common.o
 obj-$(CONFIG_TEST_FDTDEC) += fdtdec_test.o
-obj-$(CONFIG_GZIP) += gunzip.o
 obj-$(CONFIG_GZIP_COMPRESSED) += gzip.o
 obj-$(CONFIG_GENERATE_SMBIOS_TABLE) += smbios.o
 obj-y += initcall.o
@@ -47,6 +45,8 @@ endif
 obj-$(CONFIG_$(SPL_)RSA) += rsa/
 obj-$(CONFIG_$(SPL_)SHA1) += sha1.o
 obj-$(CONFIG_$(SPL_)SHA256) += sha256.o
+obj-$(CONFIG_$(SPL_)ZLIB) += zlib/
+obj-$(CONFIG_$(SPL_)GZIP) += gunzip.o
 
 obj-$(CONFIG_SPL_SAVEENV) += qsort.o
 obj-$(CONFIG_$(SPL_)OF_LIBFDT) += libfdt/
-- 
2.7.4