On Mon, Sep 08, 2014 at 03:07:55PM +0200, Raphaël Poggi wrote:
> This commit adds the driver data for the gpio-at91 driver.
Could you explain what exactly this patch fixes? It seems without this
patch the pinctrl part is non functional. Is this correct?
Sascha
>
> Signed-off-by: Raphaël Poggi
> ---
> drivers/pinctrl/pinctrl-at91.c | 10 ++
> 1 file changed, 10 insertions(+)
>
> diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
> index d3423d0..29e54cf 100644
> --- a/drivers/pinctrl/pinctrl-at91.c
> +++ b/drivers/pinctrl/pinctrl-at91.c
> @@ -606,8 +606,10 @@ static struct gpio_ops at91_gpio_ops = {
> static struct of_device_id at91_gpio_dt_ids[] = {
> {
> .compatible = "atmel,at91rm9200-gpio",
> +.data = (unsigned long)&at91rm9200_ops,
> }, {
> .compatible = "atmel,at91sam9x5-gpio",
> + .data = (unsigned long)&at91sam9x5_ops,
> }, {
> /* sentinel */
> },
> @@ -629,6 +631,12 @@ static int at91_gpio_probe(struct device_d *dev)
>
> at91_gpio = &gpio_chip[alias_idx];
>
> + ret = dev_get_drvdata(dev, (unsigned long *)&at91_gpio->ops);
> +if (ret) {
> +dev_err(dev, "dev_get_drvdata failed: %d\n", ret);
> +return ret;
> +}
> +
> clk = clk_get(dev, NULL);
> if (IS_ERR(clk)) {
> ret = PTR_ERR(clk);
> @@ -667,8 +675,10 @@ static int at91_gpio_probe(struct device_d *dev)
> static struct platform_device_id at91_gpio_ids[] = {
> {
> .name = "at91rm9200-gpio",
> +.driver_data = (unsigned long)&at91rm9200_ops,
> }, {
> .name = "at91sam9x5-gpio",
> + .driver_data = (unsigned long)&at91sam9x5_ops,
> }, {
> /* sentinel */
> },
> --
> 2.1.0
>
>
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