[PATCH 3/3] MCI imx-esdhc: remove unnecessary large delay

Sascha Hauer s.hauer at pengutronix.de
Tue Jul 5 03:31:54 EDT 2011


Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 drivers/mci/imx-esdhc.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/drivers/mci/imx-esdhc.c b/drivers/mci/imx-esdhc.c
index 27ec4ed..f592e1e 100644
--- a/drivers/mci/imx-esdhc.c
+++ b/drivers/mci/imx-esdhc.c
@@ -239,11 +239,7 @@ esdhc_send_cmd(struct mci_host *mci, struct mci_cmd *cmd, struct mci_data *data)
 	esdhc_write32(&regs->irqstat, -1);
 
 	/* Wait at least 8 SD clock cycles before the next command */
-	/*
-	 * Note: This is way more than 8 cycles, but 1ms seems to
-	 * resolve timing issues with some cards
-	 */
-	udelay(1000);
+	udelay(1);
 
 	/* Set up for a data transfer if we have one */
 	if (data) {
-- 
1.7.5.3




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