Hello Abhijit, Santosh,
On Tue, 16 Feb 2010, Santosh Shilimkar wrote:
> The mcbsp driver has been adapted for the OMAP4 way of clock calls.
> In OMAP4, the iclk are hw controlled and no sw control is available
>
> Signed-off-by: Abhijit Pagare <abhijitpagare@xxxxxx>
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> ---
> arch/arm/plat-omap/mcbsp.c | 13 ++++++++-----
> 1 files changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
> index 473be3d..72b9694 100644
> --- a/arch/arm/plat-omap/mcbsp.c
> +++ b/arch/arm/plat-omap/mcbsp.c
> @@ -1314,11 +1314,14 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev)
> mcbsp->dma_rx_sync = pdata->dma_rx_sync;
> mcbsp->dma_tx_sync = pdata->dma_tx_sync;
>
> - mcbsp->iclk = clk_get(&pdev->dev, "ick");
> - if (IS_ERR(mcbsp->iclk)) {
> - ret = PTR_ERR(mcbsp->iclk);
> - dev_err(&pdev->dev, "unable to get ick: %d\n", ret);
> - goto err_iclk;
> + /* OMAP4 iclk are hw controlled and no sw control is available */
> + if (!cpu_is_omap44xx()) {
Please use dummy_ck for this, rather than modifying plat-omap/mcbsp.c.
> + mcbsp->iclk = clk_get(&pdev->dev, "ick");
> + if (IS_ERR(mcbsp->iclk)) {
> + ret = PTR_ERR(mcbsp->iclk);
> + dev_err(&pdev->dev, "unable to get ick: %d\n", ret);
> + goto err_iclk;
> + }
> }
>
> mcbsp->fclk = clk_get(&pdev->dev, "fck");
> --
> 1.6.0.4
>
- Paul
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