Hi Stephane,
On Mon, 2015-06-01 at 16:28 -0400, Stephane Viau wrote:
> Some targets (eg: msm8994) use the pinctrl framework to configure
> interface pins. This change adds support for initialization and
> pinctrl active/sleep state control for the HDMI driver.
>
> Signed-off-by: Stephane Viau <sviau@xxxxxxxxxxxxxx>
> ---
> v2:
> - Add devicetree binding documentation for pinctrl property [Ivan]
> - Use pinctrl framework's PINCTRL_STATE_DEFAULT/SLEEP states [Ivan]
>
<snip>
>
> static int hdmi_bind(struct device *dev, struct device *master, void *data)
> @@ -365,6 +379,7 @@ static int hdmi_bind(struct device *dev, struct device *master, void *data)
> #ifdef CONFIG_OF
> struct device_node *of_node = dev->of_node;
> const struct of_device_id *match;
> + struct pinctrl *pinctrl;
>
> match = of_match_node(dt_match, of_node);
> if (match && match->data) {
> @@ -383,6 +398,18 @@ static int hdmi_bind(struct device *dev, struct device *master, void *data)
> hdmi_cfg->mux_sel_gpio = get_gpio(dev, of_node, "qcom,hdmi-tx-mux-sel");
> hdmi_cfg->mux_lpm_gpio = get_gpio(dev, of_node, "qcom,hdmi-tx-mux-lpm");
>
> + /* not all targets have pinctrl, do not fail in case of error: */
> + pinctrl = devm_pinctrl_get(dev);
Probably I have to be more explicit. Why not using pins binding handled in driver
really_probe()? I have to admit that I am not familiar with DRM subsystem.
Regards,
Ivan
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