can: flexcan: remove write-only member pdata of struct flexcan_priv

	struct clk *clk_ipg;

	struct clk *clk_per;

	struct flexcan_platform_data *pdata;

	const struct flexcan_devtype_data *devtype_data;

	struct regulator *reg_xceiver;

};

	priv->regs = regs;

	priv->clk_ipg = clk_ipg;

	priv->clk_per = clk_per;

	priv->pdata = dev_get_platdata(&pdev->dev);

	priv->devtype_data = devtype_data;

	priv->reg_xceiver = reg_xceiver;