From 17ab424dcf32bf730874c4a133d711797ed80447 Mon Sep 17 00:00:00 2001
From: Shino Amakusa <shino@shimatta.de>
Date: Thu, 26 Nov 2015 21:29:59 +0100
Subject: [PATCH] implemented disk sync()

---
 FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
index cbe94dd..faf4153 100644
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
@@ -68,8 +68,9 @@ DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff){
         //TODO: Implement
         break;
       case CTRL_SYNC:
-        res = RES_ERROR;
-        //TODO: Implement
+        res = RES_OK;
+        //No cache
+        //Nothing to do
         break;
      default:
         res = RES_PARERR;