diff --git a/Documentation/devicetree/bindings/input/samsung-keypad.txt b/Documentation/devicetree/bindings/input/samsung-keypad.txt index ce3e394c0e64..942d071baaa5 100644 --- a/Documentation/devicetree/bindings/input/samsung-keypad.txt +++ b/Documentation/devicetree/bindings/input/samsung-keypad.txt @@ -25,14 +25,6 @@ Required Board Specific Properties: - samsung,keypad-num-columns: Number of column lines connected to the keypad controller. -- row-gpios: List of gpios used as row lines. The gpio specifier for - this property depends on the gpio controller to which these row lines - are connected. - -- col-gpios: List of gpios used as column lines. The gpio specifier for - this property depends on the gpio controller to which these column - lines are connected. - - Keys represented as child nodes: Each key connected to the keypad controller is represented as a child node to the keypad controller device node and should include the following properties. @@ -41,6 +33,9 @@ Required Board Specific Properties: - linux,code: the key-code to be reported when the key is pressed and released. +- pinctrl-0: Should specify pin control groups used for this controller. +- pinctrl-names: Should contain only one value - "default". + Optional Properties specific to linux: - linux,keypad-no-autorepeat: do no enable autorepeat feature. - linux,keypad-wakeup: use any event on keypad as wakeup event. @@ -56,17 +51,8 @@ Example: linux,input-no-autorepeat; linux,input-wakeup; - row-gpios = <&gpx2 0 3 3 0 - &gpx2 1 3 3 0>; - - col-gpios = <&gpx1 0 3 0 0 - &gpx1 1 3 0 0 - &gpx1 2 3 0 0 - &gpx1 3 3 0 0 - &gpx1 4 3 0 0 - &gpx1 5 3 0 0 - &gpx1 6 3 0 0 - &gpx1 7 3 0 0>; + pinctrl-names = "default"; + pinctrl-0 = <&keypad_rows &keypad_columns>; key_1 { keypad,row = <0>; diff --git a/drivers/input/keyboard/samsung-keypad.c b/drivers/input/keyboard/samsung-keypad.c index 22e357b51024..03bdad771d2d 100644 --- a/drivers/input/keyboard/samsung-keypad.c +++ b/drivers/input/keyboard/samsung-keypad.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include @@ -79,10 +78,6 @@ struct samsung_keypad { unsigned int rows; unsigned int cols; unsigned int row_state[SAMSUNG_MAX_COLS]; -#ifdef CONFIG_OF - int row_gpios[SAMSUNG_MAX_ROWS]; - int col_gpios[SAMSUNG_MAX_COLS]; -#endif unsigned short keycodes[]; }; @@ -304,45 +299,6 @@ static struct samsung_keypad_platdata *samsung_keypad_parse_dt( return pdata; } - -static void samsung_keypad_parse_dt_gpio(struct device *dev, - struct samsung_keypad *keypad) -{ - struct device_node *np = dev->of_node; - int gpio, error, row, col; - - for (row = 0; row < keypad->rows; row++) { - gpio = of_get_named_gpio(np, "row-gpios", row); - keypad->row_gpios[row] = gpio; - if (!gpio_is_valid(gpio)) { - dev_err(dev, "keypad row[%d]: invalid gpio %d\n", - row, gpio); - continue; - } - - error = devm_gpio_request(dev, gpio, "keypad-row"); - if (error) - dev_err(dev, - "keypad row[%d] gpio request failed: %d\n", - row, error); - } - - for (col = 0; col < keypad->cols; col++) { - gpio = of_get_named_gpio(np, "col-gpios", col); - keypad->col_gpios[col] = gpio; - if (!gpio_is_valid(gpio)) { - dev_err(dev, "keypad column[%d]: invalid gpio %d\n", - col, gpio); - continue; - } - - error = devm_gpio_request(dev, gpio, "keypad-col"); - if (error) - dev_err(dev, - "keypad column[%d] gpio request failed: %d\n", - col, error); - } -} #else static struct samsung_keypad_platdata *samsung_keypad_parse_dt(struct device *dev) @@ -424,15 +380,11 @@ static int samsung_keypad_probe(struct platform_device *pdev) keypad->stopped = true; init_waitqueue_head(&keypad->wait); - if (pdev->dev.of_node) { -#ifdef CONFIG_OF - samsung_keypad_parse_dt_gpio(&pdev->dev, keypad); + if (pdev->dev.of_node) keypad->type = of_device_is_compatible(pdev->dev.of_node, "samsung,s5pv210-keypad"); -#endif - } else { + else keypad->type = platform_get_device_id(pdev)->driver_data; - } input_dev->name = pdev->name; input_dev->id.bustype = BUS_HOST;