Hi Nicolae,
On Sat, Nov 12, 2016 at 12:55:55PM +0200, Nicolae Rosia wrote:
> All users are DT-only and it makes no sense to keep
> unused code
>
I am looking into converting the matrix keymap code to generic device
properties so that it can be not DT/legacy only; I'll pick up your patch
in a bit (just the bits removing platform data handling).
Thanks.
> Signed-off-by: Nicolae Rosia <Nicolae_Rosia@xxxxxxxxxx>
> ---
> drivers/input/keyboard/Kconfig | 1 +
> drivers/input/keyboard/twl4030_keypad.c | 32 ++++++++++++--------------------
> 2 files changed, 13 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
> index cbd75cf..5c290b6 100644
> --- a/drivers/input/keyboard/Kconfig
> +++ b/drivers/input/keyboard/Kconfig
> @@ -669,6 +669,7 @@ config KEYBOARD_TC3589X
> config KEYBOARD_TWL4030
> tristate "TI TWL4030/TWL5030/TPS659x0 keypad support"
> depends on TWL4030_CORE
> + depends on OF
> select INPUT_MATRIXKMAP
> help
> Say Y here if your board use the keypad controller on
> diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
> index 323a0fb..af68330 100644
> --- a/drivers/input/keyboard/twl4030_keypad.c
> +++ b/drivers/input/keyboard/twl4030_keypad.c
> @@ -335,13 +335,18 @@ static int twl4030_kp_program(struct twl4030_keypad *kp)
> */
> static int twl4030_kp_probe(struct platform_device *pdev)
> {
> - struct twl4030_keypad_data *pdata = dev_get_platdata(&pdev->dev);
> const struct matrix_keymap_data *keymap_data = NULL;
> struct twl4030_keypad *kp;
> struct input_dev *input;
> + struct device_node *np = pdev->dev.of_node;
> u8 reg;
> int error;
>
> + if (!np) {
> + dev_err(&pdev->dev, "no DT info\n");
> + return -EINVAL;
> + }
> +
> kp = devm_kzalloc(&pdev->dev, sizeof(*kp), GFP_KERNEL);
> if (!kp)
> return -ENOMEM;
> @@ -363,28 +368,17 @@ static int twl4030_kp_probe(struct platform_device *pdev)
> input->id.product = 0x0001;
> input->id.version = 0x0003;
>
> - if (pdata) {
> - if (!pdata->rows || !pdata->cols || !pdata->keymap_data) {
> - dev_err(&pdev->dev, "Missing platform_data\n");
> - return -EINVAL;
> - }
> + error = matrix_keypad_parse_of_params(&pdev->dev, &kp->n_rows,
> + &kp->n_cols);
> + if (error)
> + return error;
>
> - kp->n_rows = pdata->rows;
> - kp->n_cols = pdata->cols;
> - kp->autorepeat = pdata->rep;
> - keymap_data = pdata->keymap_data;
> - } else {
> - error = matrix_keypad_parse_of_params(&pdev->dev, &kp->n_rows,
> - &kp->n_cols);
> - if (error)
> - return error;
> + kp->autorepeat = true;
>
> - kp->autorepeat = true;
> - }
>
> if (kp->n_rows > TWL4030_MAX_ROWS || kp->n_cols > TWL4030_MAX_COLS) {
> dev_err(&pdev->dev,
> - "Invalid rows/cols amount specified in platform/devicetree data\n");
> + "Invalid rows/cols amount specified in DT\n");
> return -EINVAL;
> }
>
> @@ -445,13 +439,11 @@ static int twl4030_kp_probe(struct platform_device *pdev)
> return 0;
> }
>
> -#ifdef CONFIG_OF
> static const struct of_device_id twl4030_keypad_dt_match_table[] = {
> { .compatible = "ti,twl4030-keypad" },
> {},
> };
> MODULE_DEVICE_TABLE(of, twl4030_keypad_dt_match_table);
> -#endif
>
> /*
> * NOTE: twl4030 are multi-function devices connected via I2C.
> --
> 2.5.5
>
--
Dmitry
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