drivers/clk/clk-max9485.c

74 	struct max9485_driver_data *drvdata;
91 static int max9485_update_bits(struct max9485_driver_data *drvdata,
96 	drvdata->reg_value &= ~mask;
97 	drvdata->reg_value |= value;
99 	dev_dbg(&drvdata->client->dev,
101 		mask, value, drvdata->reg_value);
103 	ret = i2c_master_send(drvdata->client,
104 			      &drvdata->reg_value,
105 			      sizeof(drvdata->reg_value));
114 	return max9485_update_bits(clk_hw->drvdata,
123 	max9485_update_bits(clk_hw->drvdata, clk_hw->enable_bit, 0);
142 	return max9485_update_bits(clk_hw->drvdata,
151 	struct max9485_driver_data *drvdata = clk_hw->drvdata;
152 	u8 val = drvdata->reg_value & MAX9485_FREQ_MASK;
251 	struct max9485_driver_data *drvdata = data;
254 	return &drvdata->hw[idx].hw;
259 	struct max9485_driver_data *drvdata;
264 	drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL);
265 	if (!drvdata)
268 	drvdata->xclk = devm_clk_get(dev, "xclk");
269 	if (IS_ERR(drvdata->xclk))
270 		return PTR_ERR(drvdata->xclk);
272 	xclk_name = __clk_get_name(drvdata->xclk);
274 	drvdata->supply = devm_regulator_get(dev, "vdd");
275 	if (IS_ERR(drvdata->supply))
276 		return PTR_ERR(drvdata->supply);
278 	ret = regulator_enable(drvdata->supply);
282 	drvdata->reset_gpio =
284 	if (IS_ERR(drvdata->reset_gpio))
285 		return PTR_ERR(drvdata->reset_gpio);
287 	i2c_set_clientdata(client, drvdata);
288 	drvdata->client = client;
290 	ret = i2c_master_recv(drvdata->client, &drvdata->reg_value,
291 			      sizeof(drvdata->reg_value));
304 			drvdata->hw[i].init.name = name;
306 			drvdata->hw[i].init.name = max9485_clks[i].name;
309 		drvdata->hw[i].init.ops = &max9485_clks[i].ops;
310 		drvdata->hw[i].init.num_parents = 1;
311 		drvdata->hw[i].init.flags = 0;
314 			drvdata->hw[i].init.parent_names =
315 				&drvdata->hw[parent_index].init.name;
316 			drvdata->hw[i].init.flags |= CLK_SET_RATE_PARENT;
318 			drvdata->hw[i].init.parent_names = &xclk_name;
321 		drvdata->hw[i].enable_bit = max9485_clks[i].enable_bit;
322 		drvdata->hw[i].hw.init = &drvdata->hw[i].init;
323 		drvdata->hw[i].drvdata = drvdata;
325 		ret = devm_clk_hw_register(dev, &drvdata->hw[i].hw);
330 	return devm_of_clk_add_hw_provider(dev, max9485_of_clk_get, drvdata);
336 	struct max9485_driver_data *drvdata = i2c_get_clientdata(client);
338 	gpiod_set_value_cansleep(drvdata->reset_gpio, 0);
346 	struct max9485_driver_data *drvdata = i2c_get_clientdata(client);
349 	gpiod_set_value_cansleep(drvdata->reset_gpio, 1);
351 	ret = i2c_master_send(client, &drvdata->reg_value,
352 			      sizeof(drvdata->reg_value));