Revert "usb: chipidea: imx: set CI_HDRC_IMX28_WRITE_FIX for imx28"

This reverts commit 30666249eae3b04875d514dea557d1ab1468c006, as it
depended on a previous patch that I rejected, causing a build error
here.  Sorry about that.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Peter Chen <peter.chen@freescale.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/chipidea/ci_hdrc_imx.c

@@ -23,26 +23,6 @@
 #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;
@@ -102,9 +82,6 @@ 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) {
@@ -138,9 +115,6 @@ 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;
@@ -199,6 +173,12 @@ 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,