From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chunyan Zhang Subject: [PATCH V3 4/4] serial: sprd: adjust TIMEOUT to a big value Date: Thu, 2 Mar 2017 14:22:10 +0800 Message-ID: <1488435730-6711-5-git-send-email-chunyan.zhang@spreadtrum.com> References: <1488435730-6711-1-git-send-email-chunyan.zhang@spreadtrum.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1488435730-6711-1-git-send-email-chunyan.zhang@spreadtrum.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: robh+dt@kernel.org, mark.rutland@arm.com, gregkh@linuxfoundation.org, catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de Cc: devicetree@vger.kernel.org, orson.zhai@spreadtrum.com, zhang.lyra@gmail.com, linux-kernel@vger.kernel.org, sudeep.holla@arm.com, chunyan.zhang@spreadtrum.com, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org From: Wei Qiao SPRD_TIMEOUT was 256, which is too small to wait until the status switched to workable in a while loop, so that the earlycon could not work correctly. Signed-off-by: Wei Qiao Signed-off-by: Chunyan Zhang --- drivers/tty/serial/sprd_serial.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c index 699447a..cc1a55e 100644 --- a/drivers/tty/serial/sprd_serial.c +++ b/drivers/tty/serial/sprd_serial.c @@ -36,7 +36,7 @@ #define SPRD_FIFO_SIZE 128 #define SPRD_DEF_RATE 26000000 #define SPRD_BAUD_IO_LIMIT 3000000 -#define SPRD_TIMEOUT 256 +#define SPRD_TIMEOUT 256000 /* the offset of serial registers and BITs for them */ /* data registers */ -- 2.7.4