[PATCH 1/3] mmc: atmel-mci: correct data timeout computation
From: ludovic.desroches at atmel.com <hidden>
Date: 2012-03-21 15:41:21
Also in:
linux-mmc
Subsystem:
microchip mmc/sd/sdio mci driver, multimedia card (mmc), secure digital (sd) and sdio subsystem, the rest · Maintainers:
Aubin Constans, Ulf Hansson, Linus Torvalds
From: Ludovic Desroches <redacted> The HSMCI operates at a rate of up to Master Clock divided by two. Signed-off-by: Ludovic Desroches <redacted> --- 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,
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1.7.5.4