[PATCH v5 04/11] drm: bridge: samsung-dsim: Mark PHY as optional

Jagan Teki jagan at amarulasolutions.com
Fri Sep 16 11:17:24 PDT 2022


In i.MX8M Mini/Nano SoC the DSI Phy requires a MIPI DPHY bit
to reset in order to activate the PHY and that can be done via
upstream i.MX8M blk-ctrl driver.

So, mark the phy get as optional.

v5, v4, v3, v2:
* none

v1:
* new patch

Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
 drivers/gpu/drm/bridge/samsung-dsim.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 2e79fbfe2a7d..eac2dc2f24ba 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1568,7 +1568,7 @@ int samsung_dsim_probe(struct platform_device *pdev)
 	if (IS_ERR(dsi->reg_base))
 		return PTR_ERR(dsi->reg_base);
 
-	dsi->phy = devm_phy_get(dev, "dsim");
+	dsi->phy = devm_phy_optional_get(dev, "dsim");
 	if (IS_ERR(dsi->phy)) {
 		dev_info(dev, "failed to get dsim phy\n");
 		return PTR_ERR(dsi->phy);
-- 
2.25.1




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