diff options
| author | Max Krummenacher <max.krummenacher@toradex.com> | 2024-05-27 18:11:38 +0200 |
|---|---|---|
| committer | Max Krummenacher <max.krummenacher@toradex.com> | 2024-06-04 08:56:50 +0200 |
| commit | dcfadcd69e319ffff2de76aa8bbcd3fb4a33f0bf (patch) | |
| tree | 907baee23c638b9c764310f7a05c5df347d9fd5e | |
| parent | d1adbd109c73fadd7a1e6c6a3d8b55c8e6afb93e (diff) | |
verdin-imx8mm/8mp: dsi-to-hdmi: set ddc frequency
Move the I2C clock frequency setting for the I2C bus used for DDC
communication to the HDMI overlay.
Using 10 kHz should avoid DDC/EDID issues with certain displays/screens.
Related-to: ELB-5781
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
| -rw-r--r-- | overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts | 2 | ||||
| -rw-r--r-- | overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts b/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts index 418428d..16f6706 100644 --- a/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts +++ b/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts @@ -68,6 +68,8 @@ /* Verdin I2C_2_DSI */ &i2c2 { + /* Lower frequency to avoid DDC/EDID issues with certain displays/screens. */ + clock-frequency = <10000>; status = "okay"; }; diff --git a/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts b/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts index d448954..e1b405e 100644 --- a/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts +++ b/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts @@ -72,6 +72,8 @@ /* Verdin I2C_2_DSI */ &i2c2 { + /* Lower frequency to avoid DDC/EDID issues with certain displays/screens. */ + clock-frequency = <10000>; status = "okay"; }; |