[PATCH 1/2] sdhci/tegra: Add Device Tree probing support
Stephen Warren
swarren at nvidia.com
Tue Aug 30 12:17:31 EDT 2011
Marc Dietich wrote at Tuesday, August 30, 2011 1:52 AM:
...
> > diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
...
> > @@ -95,12 +94,10 @@ static irqreturn_t carddetect_irq(int irq, void *data)
> >
> > static int tegra_sdhci_8bit(struct sdhci_host *host, int bus_width)
> > {
> > - struct platform_device *pdev = to_platform_device(mmc_dev(host->mmc));
> > - struct tegra_sdhci_platform_data *plat;
> > + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> > + struct tegra_sdhci_platform_data *plat = pltfm_host->priv;
> > u32 ctrl;
> >
> > - plat = pdev->dev.platform_data;
> > -
> > ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
> > if (plat->is_8bit && bus_width == MMC_BUS_WIDTH_8) {
> > ctrl &= ~SDHCI_CTRL_4BITBUS;
>
> what about 8 bit support?
I didn't understand the question at first; I assume you're asking about
8-bit support in the device-tree binding/parsing.
Yes, that's a missing feature, and I should add it. Thanks for pointing
that out.
(I'll also fix the binding docs issue that Shawn pointed out while I'm
at it).
--
nvpublic
More information about the linux-arm-kernel
mailing list