[l1k:smsc95xx_5.17 423/887] drivers/regulator/rpi-panel-attiny-regulator.c:357:19: error: 'struct gpio_chip' has no member named 'of_node'; did you mean 'fwnode'?

[kernel test robot]

tree:   https://github.com/l1k/linux smsc95xx_5.17
head:   05d68ced287b30f62f18f95b5476135ef669804a
commit: ac3d51b0c8cae7b7dacbf817eb7e6b96c1a1ccf2 [423/887] regulator: rpi-panel: Add GPIO control for panel and touch resets
config: m68k-randconfig-r005-20220408 (https://download.01.org/0day-ci/archive/20220408/202204081927.dKaWQo5k-lkp@xxxxxxxxx/config)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/l1k/linux/commit/ac3d51b0c8cae7b7dacbf817eb7e6b96c1a1ccf2
        git remote add l1k https://github.com/l1k/linux
        git fetch --no-tags l1k smsc95xx_5.17
        git checkout ac3d51b0c8cae7b7dacbf817eb7e6b96c1a1ccf2
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   drivers/regulator/rpi-panel-attiny-regulator.c: In function 'attiny_i2c_probe':
>> drivers/regulator/rpi-panel-attiny-regulator.c:357:19: error: 'struct gpio_chip' has no member named 'of_node'; did you mean 'fwnode'?
     357 |         state->gc.of_node = i2c->dev.of_node;
         |                   ^~~~~~~
         |                   fwnode
   At top level:
   drivers/regulator/rpi-panel-attiny-regulator.c:388:34: warning: 'attiny_dt_ids' defined but not used [-Wunused-const-variable=]
     388 | static const struct of_device_id attiny_dt_ids[] = {
         |                                  ^~~~~~~~~~~~~


vim +357 drivers/regulator/rpi-panel-attiny-regulator.c

   275	
   276	/*
   277	 * I2C driver interface functions
   278	 */
   279	static int attiny_i2c_probe(struct i2c_client *i2c,
   280			const struct i2c_device_id *id)
   281	{
   282		struct backlight_properties props = { };
   283		struct regulator_config config = { };
   284		struct backlight_device *bl;
   285		struct regulator_dev *rdev;
   286		struct attiny_lcd *state;
   287		struct regmap *regmap;
   288		unsigned int data;
   289		int ret;
   290	
   291		state = devm_kzalloc(&i2c->dev, sizeof(*state), GFP_KERNEL);
   292		if (!state)
   293			return -ENOMEM;
   294	
   295		mutex_init(&state->lock);
   296		i2c_set_clientdata(i2c, state);
   297	
   298		regmap = devm_regmap_init_i2c(i2c, &attiny_regmap_config);
   299		if (IS_ERR(regmap)) {
   300			ret = PTR_ERR(regmap);
   301			dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
   302				ret);
   303			goto error;
   304		}
   305	
   306		ret = regmap_read(regmap, REG_ID, &data);
   307		if (ret < 0) {
   308			dev_err(&i2c->dev, "Failed to read REG_ID reg: %d\n", ret);
   309			goto error;
   310		}
   311	
   312		switch (data) {
   313		case 0xde: /* ver 1 */
   314		case 0xc3: /* ver 2 */
   315			break;
   316		default:
   317			dev_err(&i2c->dev, "Unknown Atmel firmware revision: 0x%02x\n", data);
   318			ret = -ENODEV;
   319			goto error;
   320		}
   321	
   322		regmap_write(regmap, REG_POWERON, 0);
   323		msleep(30);
   324		regmap_write(regmap, REG_PWM, 0);
   325	
   326		config.dev = &i2c->dev;
   327		config.regmap = regmap;
   328		config.of_node = i2c->dev.of_node;
   329		config.init_data = &attiny_regulator_default;
   330		config.driver_data = state;
   331	
   332		rdev = devm_regulator_register(&i2c->dev, &attiny_regulator, &config);
   333		if (IS_ERR(rdev)) {
   334			dev_err(&i2c->dev, "Failed to register ATTINY regulator\n");
   335			ret = PTR_ERR(rdev);
   336			goto error;
   337		}
   338	
   339		props.type = BACKLIGHT_RAW;
   340		props.max_brightness = 0xff;
   341	
   342		state->regmap = regmap;
   343	
   344		bl = devm_backlight_device_register(&i2c->dev, dev_name(&i2c->dev),
   345						    &i2c->dev, state, &attiny_bl,
   346						    &props);
   347		if (IS_ERR(bl)) {
   348			ret = PTR_ERR(bl);
   349			goto error;
   350		}
   351	
   352		bl->props.brightness = 0xff;
   353	
   354		state->gc.parent = &i2c->dev;
   355		state->gc.label = i2c->name;
   356		state->gc.owner = THIS_MODULE;
 > 357		state->gc.of_node = i2c->dev.of_node;
   358		state->gc.base = -1;
   359		state->gc.ngpio = NUM_GPIO;
   360	
   361		state->gc.set = attiny_gpio_set;
   362		state->gc.get_direction = attiny_gpio_get_direction;
   363		state->gc.can_sleep = true;
   364	
   365		ret = devm_gpiochip_add_data(&i2c->dev, &state->gc, state);
   366		if (ret) {
   367			dev_err(&i2c->dev, "Failed to create gpiochip: %d\n", ret);
   368			goto error;
   369		}
   370	
   371		return 0;
   372	
   373	error:
   374		mutex_destroy(&state->lock);
   375	
   376		return ret;
   377	}
   378	

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https://01.org/lkp