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video: rockchip: dw_mipi_dsi: Correct check for lacking phy phandle

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If phy is not defined in DT (eg. on rk3399), generic_phy_get_by_name
will return -ENODATA. Handle that case correctly.

Signed-off-by: Ondrej Jirman <megi@xff.cz>
This commit is contained in:
Ondrej Jirman
2023-05-22 23:47:07 +02:00
committed by Anatolij Gustschin
parent dc3f2403c2
commit 7c5f278a03
1 changed files with 2 additions and 2 deletions
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4
drivers/video/rockchip/dw_mipi_dsi_rockchip.c
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@@ -814,9 +814,9 @@ static int dw_mipi_dsi_rockchip_probe(struct udevice *dev)
* NULL if it's not initialized.
*/
ret = generic_phy_get_by_name(dev, "dphy", &priv->phy);
if ((ret) && (ret != -ENODEV)) {
if (ret && ret != -ENODATA) {
dev_err(dev, "failed to get mipi dphy: %d\n", ret);
return -EINVAL;
return ret;
}
priv->pclk = devm_clk_get(dev, "pclk");