From: Jernej Skrabec jernej.skrabec@gmail.com
Currently the sunxi dw-hdmi driver is probed unconditionally, even if there is no such device.
Switch the driver to probing via a compatible string. This brings many benefits; the driver is only probed when needed, and now it can read the DT node.
Signed-off-by: Jernej Skrabec jernej.skrabec@gmail.com Signed-off-by: Samuel Holland samuel@sholland.org ---
drivers/video/sunxi/sunxi_dw_hdmi.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/drivers/video/sunxi/sunxi_dw_hdmi.c b/drivers/video/sunxi/sunxi_dw_hdmi.c index 19ed80b48a4..e7265af7d8f 100644 --- a/drivers/video/sunxi/sunxi_dw_hdmi.c +++ b/drivers/video/sunxi/sunxi_dw_hdmi.c @@ -370,14 +370,16 @@ static const struct dm_display_ops sunxi_dw_hdmi_ops = { .mode_valid = sunxi_dw_hdmi_mode_valid, };
-U_BOOT_DRIVER(sunxi_dw_hdmi) = { - .name = "sunxi_dw_hdmi", - .id = UCLASS_DISPLAY, - .ops = &sunxi_dw_hdmi_ops, - .probe = sunxi_dw_hdmi_probe, - .priv_auto = sizeof(struct sunxi_dw_hdmi_priv), +static const struct udevice_id sunxi_dw_hdmi_ids[] = { + { .compatible = "allwinner,sun8i-a83t-dw-hdmi" }, + { } };
-U_BOOT_DRVINFO(sunxi_dw_hdmi) = { - .name = "sunxi_dw_hdmi" +U_BOOT_DRIVER(sunxi_dw_hdmi) = { + .name = "sunxi_dw_hdmi", + .id = UCLASS_DISPLAY, + .of_match = sunxi_dw_hdmi_ids, + .probe = sunxi_dw_hdmi_probe, + .priv_auto = sizeof(struct sunxi_dw_hdmi_priv), + .ops = &sunxi_dw_hdmi_ops, };