Stephen Warren wrote at Tuesday, August 09, 2011 12:17 PM:
> The active platform data pointer is stored as pltfm_host->priv, and not
> always in the platform device itself. In particular, the platform data in
> the platform device is NULL when the platform data comes from Device Tree.
>
> Signed-off-by: Stephen Warren <swarren@xxxxxxxxxx>
> ---
> Grant, this patch is for branch devicetree/next; the Tegra DT support
> doesn't appear to be in other branches yet.
Grant, you can ignore this patch now; I just posted a complete version
suitable for inclusion in mainline.
> drivers/mmc/host/sdhci-tegra.c | 6 ++----
> 1 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
> index 9329465..406d360 100644
> --- a/drivers/mmc/host/sdhci-tegra.c
> +++ b/drivers/mmc/host/sdhci-tegra.c
> @@ -74,10 +74,8 @@ static void tegra_sdhci_writel(struct sdhci_host *host, u32 val, int reg)
>
> static unsigned int tegra_sdhci_get_ro(struct sdhci_host *sdhci)
> {
> - struct platform_device *pdev = to_platform_device(mmc_dev(sdhci->mmc));
> - struct tegra_sdhci_platform_data *plat;
> -
> - plat = pdev->dev.platform_data;
> + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(sdhci);
> + struct tegra_sdhci_platform_data *plat = pltfm_host->priv;
>
> if (!gpio_is_valid(plat->wp_gpio))
> return -1;
> --
> 1.7.0.4
--
nvpublic
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