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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2009-04-03 14:41:56 +0200 |
|---|---|---|
| committer | Pierre Ossman <pierre@ossman.eu> | 2009-06-03 21:40:04 +0200 |
| commit | c499b0672f8df9379764965c5ec124751699d7c4 (patch) | |
| tree | 61266c8e4b4ca45ef3f2a760f43ff797c3fcd45a /drivers/mmc/host/mxcmmc.c | |
| parent | 9fa7eb283c5cdc2b0f4a8cfe6387ed82e5e9a3d3 (diff) | |
| download | blackbird-op-linux-c499b0672f8df9379764965c5ec124751699d7c4.tar.gz blackbird-op-linux-c499b0672f8df9379764965c5ec124751699d7c4.zip | |
mxcmmc: decrease minimum frequency to make MMC cards work
This is a temporary workaround until the MMC stack can be fixed.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
Diffstat (limited to 'drivers/mmc/host/mxcmmc.c')
| -rw-r--r-- | drivers/mmc/host/mxcmmc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c index b4a615c55f28..5950102113f4 100644 --- a/drivers/mmc/host/mxcmmc.c +++ b/drivers/mmc/host/mxcmmc.c @@ -724,7 +724,9 @@ static int mxcmci_probe(struct platform_device *pdev) goto out_clk_put; } - mmc->f_min = clk_get_rate(host->clk) >> 7; + mmc->f_min = clk_get_rate(host->clk) >> 16; + if (mmc->f_min < 400000) + mmc->f_min = 400000; mmc->f_max = clk_get_rate(host->clk) >> 1; /* recommended in data sheet */ |
