31 	u32 (*get_clock)(struct platform_device *ofdev, const char *clock_name,
33 	void (*put_clock)(struct platform_device *ofdev);
42 static u32 mpc52xx_can_get_clock(struct platform_device *ofdev,  in mpc52xx_can_get_clock()  argument
66 	freq = mpc5xxx_get_bus_frequency(&ofdev->dev);  in mpc52xx_can_get_clock()
76 		dev_err(&ofdev->dev, "can't get clock node!\n");  in mpc52xx_can_get_clock()
82 		dev_err(&ofdev->dev, "can't map clock node!\n");  in mpc52xx_can_get_clock()
99 static u32 mpc52xx_can_get_clock(struct platform_device *ofdev,  in mpc52xx_can_get_clock()  argument
107 static u32 mpc512x_can_get_clock(struct platform_device *ofdev,  in mpc512x_can_get_clock()  argument
126 	np = ofdev->dev.of_node;  in mpc512x_can_get_clock()
129 	dev_dbg(&ofdev->dev, "device tree specs: clk src[%s] div[%d]\n",  in mpc512x_can_get_clock()
156 		dev_dbg(&ofdev->dev, "got a clk source spec[%d]\n", clk_from);  in mpc512x_can_get_clock()
162 		dev_dbg(&ofdev->dev, "no clk source spec, trying SYS\n");  in mpc512x_can_get_clock()
163 		clk_in = devm_clk_get(&ofdev->dev, "sys");  in mpc512x_can_get_clock()
173 			dev_dbg(&ofdev->dev,  in mpc512x_can_get_clock()
180 		dev_dbg(&ofdev->dev, "no clk source spec, trying REF\n");  in mpc512x_can_get_clock()
181 		clk_in = devm_clk_get(&ofdev->dev, "ref");  in mpc512x_can_get_clock()
186 		dev_dbg(&ofdev->dev,  in mpc512x_can_get_clock()
198 		clk_can = devm_clk_get(&ofdev->dev, "ips");  in mpc512x_can_get_clock()
201 		priv = netdev_priv(dev_get_drvdata(&ofdev->dev));  in mpc512x_can_get_clock()
205 		dev_dbg(&ofdev->dev, "clk from IPS, clksrc[%d] freq[%lu]\n",  in mpc512x_can_get_clock()
210 		clk_can = devm_clk_get(&ofdev->dev, "mclk");  in mpc512x_can_get_clock()
213 		priv = netdev_priv(dev_get_drvdata(&ofdev->dev));  in mpc512x_can_get_clock()
216 			clk_in = devm_clk_get(&ofdev->dev, "sys");  in mpc512x_can_get_clock()
218 			clk_in = devm_clk_get(&ofdev->dev, "ref");  in mpc512x_can_get_clock()
227 		dev_dbg(&ofdev->dev, "clk from MCLK, clksrc[%d] freq[%lu]\n",  in mpc512x_can_get_clock()
237 	clk_ipg = devm_clk_get(&ofdev->dev, "ipg");  in mpc512x_can_get_clock()
242 	priv = netdev_priv(dev_get_drvdata(&ofdev->dev));  in mpc512x_can_get_clock()
249 	dev_err(&ofdev->dev, "invalid clock source specification\n");  in mpc512x_can_get_clock()
254 	dev_err(&ofdev->dev, "cannot acquire or setup bitrate clock source\n");  in mpc512x_can_get_clock()
259 	dev_err(&ofdev->dev, "cannot acquire or setup register clock\n");  in mpc512x_can_get_clock()
264 static void mpc512x_can_put_clock(struct platform_device *ofdev)  in mpc512x_can_put_clock()  argument
268 	priv = netdev_priv(dev_get_drvdata(&ofdev->dev));  in mpc512x_can_put_clock()
273 static u32 mpc512x_can_get_clock(struct platform_device *ofdev,  in mpc512x_can_get_clock()  argument
282 static int mpc5xxx_can_probe(struct platform_device *ofdev)  in mpc5xxx_can_probe()  argument
285 	struct device_node *np = ofdev->dev.of_node;  in mpc5xxx_can_probe()
293 	data = of_device_get_match_data(&ofdev->dev);  in mpc5xxx_can_probe()
299 		return dev_err_probe(&ofdev->dev, err, "couldn't ioremap\n");  in mpc5xxx_can_probe()
303 		dev_err(&ofdev->dev, "no irq found\n");  in mpc5xxx_can_probe()
311 	platform_set_drvdata(ofdev, dev);  in mpc5xxx_can_probe()
312 	SET_NETDEV_DEV(dev, &ofdev->dev);  in mpc5xxx_can_probe()
321 	priv->can.clock.freq = data->get_clock(ofdev, clock_name,  in mpc5xxx_can_probe()
324 		dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n");  in mpc5xxx_can_probe()
330 		dev_err(&ofdev->dev, "registering %s failed (err=%d)\n",  in mpc5xxx_can_probe()
335 	dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n",  in mpc5xxx_can_probe()
342 		data->put_clock(ofdev);  in mpc5xxx_can_probe()
352 static void mpc5xxx_can_remove(struct platform_device *ofdev)  in mpc5xxx_can_remove()  argument
356 	struct net_device *dev = platform_get_drvdata(ofdev);  in mpc5xxx_can_remove()
359 	match = of_match_device(mpc5xxx_can_table, &ofdev->dev);  in mpc5xxx_can_remove()
364 		data->put_clock(ofdev);  in mpc5xxx_can_remove()
372 static int mpc5xxx_can_suspend(struct platform_device *ofdev, pm_message_t state)  in mpc5xxx_can_suspend()  argument
374 	struct net_device *dev = platform_get_drvdata(ofdev);  in mpc5xxx_can_suspend()
383 static int mpc5xxx_can_resume(struct platform_device *ofdev)  in mpc5xxx_can_resume()  argument
385 	struct net_device *dev = platform_get_drvdata(ofdev);  in mpc5xxx_can_resume()