103 static int keypad_matrix_key_parse_dt(struct st_keyscan *keypad_data)  in keypad_matrix_key_parse_dt()  argument
105 	struct device *dev = keypad_data->input_dev->dev.parent;  in keypad_matrix_key_parse_dt()
109 	error = matrix_keypad_parse_of_params(dev, &keypad_data->n_rows,  in keypad_matrix_key_parse_dt()
110 					      &keypad_data->n_cols);  in keypad_matrix_key_parse_dt()
116 	of_property_read_u32(np, "st,debounce-us", &keypad_data->debounce_us);  in keypad_matrix_key_parse_dt()
119 		keypad_data->n_rows, keypad_data->n_cols,  in keypad_matrix_key_parse_dt()
120 		keypad_data->debounce_us);  in keypad_matrix_key_parse_dt()
127 	struct st_keyscan *keypad_data;  in keyscan_probe()  local
137 	keypad_data = devm_kzalloc(&pdev->dev, sizeof(*keypad_data),  in keyscan_probe()
139 	if (!keypad_data)  in keyscan_probe()
156 	error = keypad_matrix_key_parse_dt(keypad_data);  in keyscan_probe()
161 					   keypad_data->n_rows,  in keyscan_probe()
162 					   keypad_data->n_cols,  in keyscan_probe()
169 	input_set_drvdata(input_dev, keypad_data);  in keyscan_probe()
171 	keypad_data->input_dev = input_dev;  in keyscan_probe()
174 	keypad_data->base = devm_ioremap_resource(&pdev->dev, res);  in keyscan_probe()
175 	if (IS_ERR(keypad_data->base))  in keyscan_probe()
176 		return PTR_ERR(keypad_data->base);  in keyscan_probe()
178 	keypad_data->clk = devm_clk_get(&pdev->dev, NULL);  in keyscan_probe()
179 	if (IS_ERR(keypad_data->clk)) {  in keyscan_probe()
181 		return PTR_ERR(keypad_data->clk);  in keyscan_probe()
184 	error = clk_enable(keypad_data->clk);  in keyscan_probe()
190 	keyscan_stop(keypad_data);  in keyscan_probe()
192 	keypad_data->irq = platform_get_irq(pdev, 0);  in keyscan_probe()
193 	if (keypad_data->irq < 0) {  in keyscan_probe()
198 	error = devm_request_irq(&pdev->dev, keypad_data->irq, keyscan_isr, 0,  in keyscan_probe()
199 				 pdev->name, keypad_data);  in keyscan_probe()
211 	platform_set_drvdata(pdev, keypad_data);  in keyscan_probe()