From: Wenyou Yang <wenyou.yang@atmel.com>
To: Wolfgang Grandegger <wg@grandegger.com>,
Marc Kleine-Budde <mkl@pengutronix.de>
Cc: <linux-can@vger.kernel.org>, <netdev@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
Nicolas Ferre <nicolas.ferre@atmel.com>,
Wenyou Yang <wenyou.yang@atmel.com>
Subject: [PATCH 1/2] can: m_can: Increase delay to ensure written INIT accepted
Date: Wed, 18 Nov 2015 18:04:08 +0800 [thread overview]
Message-ID: <1447841049-5010-2-git-send-email-wenyou.yang@atmel.com> (raw)
In-Reply-To: <1447841049-5010-1-git-send-email-wenyou.yang@atmel.com>
Increase the delay time until the value written to INIT can be
read back to ensure that the previous value written to INIT has
been accepted.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
---
drivers/net/can/m_can/m_can.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index ef65517..fd1caa0 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -320,7 +320,7 @@ static inline void m_can_config_endisable(const struct m_can_priv *priv,
bool enable)
{
u32 cccr = m_can_read(priv, M_CAN_CCCR);
- u32 timeout = 10;
+ u32 timeout = 1000;
u32 val = 0;
if (enable) {
--
1.7.9.5
next prev parent reply other threads:[~2015-11-18 10:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-18 10:04 [PATCH 0/2] can: m_can: Add CAN clock generated by UPLLCK support Wenyou Yang
2015-11-18 10:04 ` Wenyou Yang [this message]
2015-11-18 10:25 ` [PATCH 1/2] can: m_can: Increase delay to ensure written INIT accepted Marc Kleine-Budde
2015-11-19 4:25 ` Yang, Wenyou
2015-11-18 10:04 ` [PATCH 2/2] can: m_can: Add CAN clock generated by UPLLCK support Wenyou Yang
2015-11-18 10:23 ` Marc Kleine-Budde
2015-11-19 4:24 ` Yang, Wenyou
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