102 static int keypad_matrix_key_parse_dt(struct st_keyscan *keypad_data)  in keypad_matrix_key_parse_dt()  argument
104 	struct device *dev = keypad_data->input_dev->dev.parent;  in keypad_matrix_key_parse_dt()
108 	error = matrix_keypad_parse_properties(dev, &keypad_data->n_rows,  in keypad_matrix_key_parse_dt()
109 					       &keypad_data->n_cols);  in keypad_matrix_key_parse_dt()
115 	of_property_read_u32(np, "st,debounce-us", &keypad_data->debounce_us);  in keypad_matrix_key_parse_dt()
118 		keypad_data->n_rows, keypad_data->n_cols,  in keypad_matrix_key_parse_dt()
119 		keypad_data->debounce_us);  in keypad_matrix_key_parse_dt()
126 	struct st_keyscan *keypad_data;  in keyscan_probe()  local
135 	keypad_data = devm_kzalloc(&pdev->dev, sizeof(*keypad_data),  in keyscan_probe()
137 	if (!keypad_data)  in keyscan_probe()
154 	keypad_data->input_dev = input_dev;  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->base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);  in keyscan_probe()
172 	if (IS_ERR(keypad_data->base))  in keyscan_probe()
173 		return PTR_ERR(keypad_data->base);  in keyscan_probe()
175 	keypad_data->clk = devm_clk_get(&pdev->dev, NULL);  in keyscan_probe()
176 	if (IS_ERR(keypad_data->clk)) {  in keyscan_probe()
178 		return PTR_ERR(keypad_data->clk);  in keyscan_probe()
181 	error = clk_enable(keypad_data->clk);  in keyscan_probe()
187 	keyscan_stop(keypad_data);  in keyscan_probe()
189 	keypad_data->irq = platform_get_irq(pdev, 0);  in keyscan_probe()
190 	if (keypad_data->irq < 0)  in keyscan_probe()
193 	error = devm_request_irq(&pdev->dev, keypad_data->irq, keyscan_isr, 0,  in keyscan_probe()
194 				 pdev->name, keypad_data);  in keyscan_probe()
206 	platform_set_drvdata(pdev, keypad_data);  in keyscan_probe()