From mboxrd@z Thu Jan 1 00:00:00 1970 From: ludovic.desroches@atmel.com (ludovic.desroches at atmel.com) Date: Wed, 21 Mar 2012 16:41:21 +0100 Subject: [PATCH 1/3] mmc: atmel-mci: correct data timeout computation In-Reply-To: <1332344483-3915-1-git-send-email-ludovic.desroches@atmel.com> References: <1332344483-3915-1-git-send-email-ludovic.desroches@atmel.com> Message-ID: <1332344483-3915-2-git-send-email-ludovic.desroches@atmel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Ludovic Desroches The HSMCI operates at a rate of up to Master Clock divided by two. Signed-off-by: Ludovic Desroches --- drivers/mmc/host/atmel-mci.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index e4449a5..e161452 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -480,7 +480,7 @@ err: static inline unsigned int atmci_ns_to_clocks(struct atmel_mci *host, unsigned int ns) { - return (ns * (host->bus_hz / 1000000) + 999) / 1000; + return (ns * ((host->bus_hz/2) / 1000000) + 999) / 1000; } static void atmci_set_timeout(struct atmel_mci *host, -- 1.7.5.4