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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2012-02-09 14:09:56 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-02-09 14:35:38 +0100 |
| commit | 3c30f3b97167dae992601188fbffd066522d1981 (patch) | |
| tree | 161216ba2482c39df894fa66013fc6c029af1a60 /drivers/mci/imx-esdhc.c | |
| parent | b795a7320b98f9a77a6208368189324445c06686 (diff) | |
| download | barebox-3c30f3b97167dae992601188fbffd066522d1981.tar.gz barebox-3c30f3b97167dae992601188fbffd066522d1981.tar.xz | |
mci i.MX esdhc: make 8bit modes platform dependent
Whether the controller works in 8bit mode is not only dependent
on the controller but also on the board having wired up 8 data
lines, so put a capabilities field in platform data.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mci/imx-esdhc.c')
| -rw-r--r-- | drivers/mci/imx-esdhc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mci/imx-esdhc.c b/drivers/mci/imx-esdhc.c index d36d211e55..c6f2d5c489 100644 --- a/drivers/mci/imx-esdhc.c +++ b/drivers/mci/imx-esdhc.c @@ -511,6 +511,7 @@ static int fsl_esdhc_probe(struct device_d *dev) struct mci_host *mci; u32 caps; int ret; + struct esdhc_platform_data *pdata = dev->platform_data; host = xzalloc(sizeof(*host)); mci = &host->mci; @@ -534,7 +535,10 @@ static int fsl_esdhc_probe(struct device_d *dev) if (caps & ESDHC_HOSTCAPBLT_VS33) mci->voltages |= MMC_VDD_32_33 | MMC_VDD_33_34; - mci->host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT; + if (pdata && pdata->caps) + mci->host_caps = pdata->caps; + else + mci->host_caps = MMC_MODE_4BIT; if (caps & ESDHC_HOSTCAPBLT_HSS) mci->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS; |