diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/chipidea/ci_hdrc_imx.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index bb5d976e5b8..c00f77257d3 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -23,6 +23,26 @@ #include "ci.h" #include "ci_hdrc_imx.h" +#define CI_HDRC_IMX_IMX28_WRITE_FIX BIT(0) + +struct ci_hdrc_imx_platform_flag { + unsigned int flags; +}; + +static const struct ci_hdrc_imx_platform_flag imx27_usb_data = { +}; + +static const struct ci_hdrc_imx_platform_flag imx28_usb_data = { + .flags = CI_HDRC_IMX_IMX28_WRITE_FIX, +}; + +static const struct of_device_id ci_hdrc_imx_dt_ids[] = { + { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data}, + { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data}, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids); + struct ci_hdrc_imx_data { struct usb_phy *phy; struct platform_device *ci_pdev; @@ -82,6 +102,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) CI_HDRC_DISABLE_STREAMING, }; int ret; + const struct of_device_id *of_id = + of_match_device(ci_hdrc_imx_dt_ids, &pdev->dev); + const struct ci_hdrc_imx_platform_flag *imx_platform_flag = of_id->data; data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); if (!data) { @@ -115,6 +138,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) pdata.phy = data->phy; + if (imx_platform_flag->flags & CI_HDRC_IMX_IMX28_WRITE_FIX) + pdata.flags |= CI_HDRC_IMX28_WRITE_FIX; + ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (ret) goto err_clk; @@ -173,12 +199,6 @@ static int ci_hdrc_imx_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id ci_hdrc_imx_dt_ids[] = { - { .compatible = "fsl,imx27-usb", }, - { /* sentinel */ } -}; -MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids); - static struct platform_driver ci_hdrc_imx_driver = { .probe = ci_hdrc_imx_probe, .remove = ci_hdrc_imx_remove, |