From b388321e3b3b727df17b46669097bcf97c2ac362 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adam=20M=C3=BAdry?= <mudry.ado@gmail.com>
Date: Fri, 20 May 2022 15:15:01 +0200
Subject: [PATCH] fatfs: Disable UTF-16 filename encoding

UTF-16 is not supported in VFS and not covered by unit tests
---
 components/fatfs/Kconfig      | 2 --
 components/fatfs/src/ffconf.h | 2 --
 2 files changed, 4 deletions(-)

diff --git a/components/fatfs/Kconfig b/components/fatfs/Kconfig
index 62254afa5a..9f44263a0e 100644
--- a/components/fatfs/Kconfig
+++ b/components/fatfs/Kconfig
@@ -180,8 +180,6 @@ menu "FAT Filesystem support"
 
         config FATFS_API_ENCODING_ANSI_OEM
             bool "API uses ANSI/OEM encoding"
-        config FATFS_API_ENCODING_UTF_16
-            bool "API uses UTF-16 encoding"
         config FATFS_API_ENCODING_UTF_8
             bool "API uses UTF-8 encoding"
     endchoice
diff --git a/components/fatfs/src/ffconf.h b/components/fatfs/src/ffconf.h
index a265dee159..1edb2313d8 100644
--- a/components/fatfs/src/ffconf.h
+++ b/components/fatfs/src/ffconf.h
@@ -147,8 +147,6 @@
 
 #ifdef CONFIG_FATFS_API_ENCODING_UTF_8
 #define FF_LFN_UNICODE      2
-#elif defined(CONFIG_FATFS_API_ENCODING_UTF_16)
-#define FF_LFN_UNICODE      1
 #else /* CONFIG_FATFS_API_ENCODING_ANSI_OEM */
 #define FF_LFN_UNICODE      0
 #endif