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From: Oleksij Rempel <o.rempel@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Oleksij Rempel <o.rempel@pengutronix.de>
Subject: [PATCH v1] i.MX: esdhc: wait until SDSTB is asserted, not other way arround
Date: Sat, 11 Nov 2017 10:39:44 +0100	[thread overview]
Message-ID: <20171111093944.10094-1-o.rempel@pengutronix.de> (raw)

this added 10msec on each sd/mmc clock switch request.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 drivers/mci/imx-esdhc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mci/imx-esdhc.c b/drivers/mci/imx-esdhc.c
index 141d715c90..55e8371dd8 100644
--- a/drivers/mci/imx-esdhc.c
+++ b/drivers/mci/imx-esdhc.c
@@ -454,7 +454,7 @@ static void set_sysctl(struct mci_host *mci, u32 clock)
 			SYSCTL_CLOCK_MASK, clk);
 
 	wait_on_timeout(10 * MSECOND,
-			!(esdhc_read32(regs + SDHCI_PRESENT_STATE) & PRSSTAT_SDSTB));
+			esdhc_read32(regs + SDHCI_PRESENT_STATE) & PRSSTAT_SDSTB);
 
 	clk = SYSCTL_PEREN | SYSCTL_CKEN;
 
-- 
2.11.0


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             reply	other threads:[~2017-11-11  9:40 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-11  9:39 Oleksij Rempel [this message]
2017-11-13  7:57 ` Sascha Hauer

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