Am Samstag, den 07.06.2014, 14:56 -0700 schrieb Steve Longerbeam:
> Map the IOMUXC registers, which will be needed by ipu-csi for mux
> control.
>
> Signed-off-by: Steve Longerbeam <steve_longerbeam@xxxxxxxxxx>
> ---
> drivers/staging/imx-drm/ipu-v3/ipu-common.c | 8 ++++++++
> drivers/staging/imx-drm/ipu-v3/ipu-prv.h | 4 ++++
> 2 files changed, 12 insertions(+)
>
> diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
> index 2d95a7c..635dafe 100644
> --- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
> +++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
> @@ -1196,6 +1196,14 @@ static int ipu_probe(struct platform_device *pdev)
> if (!ipu->cm_reg || !ipu->idmac_reg || !ipu->cpmem_base)
> return -ENOMEM;
>
> + ipu->gp_reg = syscon_regmap_lookup_by_compatible(
> + "fsl,imx6q-iomuxc-gpr");
> + if (IS_ERR(ipu->gp_reg)) {
> + ret = PTR_ERR(ipu->gp_reg);
> + dev_err(&pdev->dev, "failed to map iomuxc regs with %d\n", ret);
> + return ret;
> + }
> +
This will break i.MX5. The IPU core driver shouldn't touch those
registers anyway.
regards
Philipp
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