Hi,
On Thu, Nov 08 2012, Viresh Kumar wrote:
> From: Vipul Kumar Samar <vipulkumar.samar@xxxxxx>
>
> SPEAr sdhci driver expects the clock to be set to 50 MHz for proper functioning.
> This patch sets clk to 50 MHz in probe.
>
> Signed-off-by: Vipul Kumar Samar <vipulkumar.samar@xxxxxx>
> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-spear.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c
> index 6be89c0..fea8bf9 100644
> --- a/drivers/mmc/host/sdhci-spear.c
> +++ b/drivers/mmc/host/sdhci-spear.c
> @@ -146,6 +146,11 @@ static int __devinit sdhci_probe(struct platform_device *pdev)
> goto put_clk;
> }
>
> + ret = clk_set_rate(sdhci->clk, 50000000);
> + if (ret)
> + dev_dbg(&pdev->dev, "Error setting desired clk, clk=%lu\n",
> + clk_get_rate(sdhci->clk));
> +
> if (np) {
> sdhci->data = sdhci_probe_config_dt(pdev);
> if (IS_ERR(sdhci->data)) {
Thanks, pushed to mmc-next for 3.8.
- Chris.
--
Chris Ball <cjb@xxxxxxxxxx> <http://printf.net/>
One Laptop Per Child
--
To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
