Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index c60a762..d74e73c 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  linux/drivers/mmc/host/omap.c
  *
@@ -5,10 +6,6 @@
  *  Written by Tuukka Tikkanen and Juha Yrjölä<juha.yrjola@nokia.com>
  *  Misc hacks here and there by Tony Lindgren <tony@atomide.com>
  *  Other hacks (DMA, SD, etc) by David Brownell
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/module.h>
@@ -920,7 +917,7 @@
 	reg &= ~(1 << 5);
 	OMAP_MMC_WRITE(host, SDIO, reg);
 	/* Set maximum timeout */
-	OMAP_MMC_WRITE(host, CTO, 0xff);
+	OMAP_MMC_WRITE(host, CTO, 0xfd);
 }
 
 static inline void set_data_timeout(struct mmc_omap_host *host, struct mmc_request *req)