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 08:54:29 +0200 |
| commit | 657136473555d492024046fda880eb0780537655 (patch) | |
| tree | 6514ed365f9d7ccbdee24e1f889cb83ed5010913 /overlays | |
| parent | 12eeb045bb09ab86028eeb13234314208cff4d41 (diff) | |
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>
Diffstat (limited to 'overlays')
| -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 60172ac..c92354e 100644 --- a/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts +++ b/overlays/verdin-imx8mm_dsi-to-hdmi_overlay.dts @@ -83,6 +83,8 @@ /* 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 1a05015..2d1250e 100644 --- a/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts +++ b/overlays/verdin-imx8mp_dsi-to-hdmi_overlay.dts @@ -45,6 +45,8 @@ /* Verdin I2C_2_DSI */ &i2c2 { + /* Lower frequency to avoid DDC/EDID issues with certain displays/screens. */ + clock-frequency = <10000>; status = "okay"; }; |