[U-Boot] [PATCH v6 13/18] fastboot: Migrate FASTBOOT_FLASH_NAND_TRIMFFS to Kconfig

[Alex Kiernan]

Add FASTBOOT_FLASH_NAND_TRIMFFS to Kconfig; note there are no in-tree
users of it.

Signed-off-by: Alex Kiernan <alex.kiernan at gmail.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---

Changes in v6: None
Changes in v5:
- new

Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/fastboot/Kconfig     | 7 +++++++
 scripts/config_whitelist.txt | 1 -
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/fastboot/Kconfig b/drivers/fastboot/Kconfig
index 9bbc5c661d..1d7caaff99 100644
--- a/drivers/fastboot/Kconfig
+++ b/drivers/fastboot/Kconfig
@@ -86,6 +86,13 @@ config FASTBOOT_FLASH_MMC_DEV
 	  regarding the non-volatile storage device. Define this to
 	  the eMMC device that fastboot should use to store the image.
 
+config FASTBOOT_FLASH_NAND_TRIMFFS
+	bool "Skip empty pages when flashing NAND"
+	depends on FASTBOOT_FLASH_NAND
+	help
+	  When flashing NAND enable the DROP_FFS flag to drop trailing all-0xff
+	  pages.
+
 config FASTBOOT_GPT_NAME
 	string "Target name for updating GPT"
 	depends on FASTBOOT_FLASH_MMC && EFI_PARTITION
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 8327798179..9f95e8fa0e 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -591,7 +591,6 @@ CONFIG_EXYNOS_SPL
 CONFIG_EXYNOS_TMU
 CONFIG_FACTORYSET
 CONFIG_FASTBOOT_FLASH_FILLBUF_SIZE
-CONFIG_FASTBOOT_FLASH_NAND_TRIMFFS
 CONFIG_FAST_FLASH_BIT
 CONFIG_FB_ADDR
 CONFIG_FB_BACKLIGHT
-- 
2.17.0