Re: [PATCH 2/7] drm/omap: tweak HDMI DDC timings

2019-09-27 Thread Alejandro Hernandez
On 9/26/19 8:54 AM, Tomi Valkeinen wrote: On 03/09/2019 17:23, Laurent Pinchart wrote: Hi Tomi, Thank you for the path. On Mon, Sep 02, 2019 at 03:53:54PM +0300, Tomi Valkeinen wrote: From: Alejandro Hernandez A "HDMI I2C Master Error" is sometimes reported with the current DDC SCL timing

Re: [PATCH 2/7] drm/omap: tweak HDMI DDC timings

2019-09-26 Thread Tomi Valkeinen
On 03/09/2019 17:23, Laurent Pinchart wrote: Hi Tomi, Thank you for the path. On Mon, Sep 02, 2019 at 03:53:54PM +0300, Tomi Valkeinen wrote: From: Alejandro Hernandez A "HDMI I2C Master Error" is sometimes reported with the current DDC SCL timings. The current settings for a 10us SCL period

Re: [PATCH 2/7] drm/omap: tweak HDMI DDC timings

2019-09-03 Thread Laurent Pinchart
Hi Tomi, Thank you for the path. On Mon, Sep 02, 2019 at 03:53:54PM +0300, Tomi Valkeinen wrote: > From: Alejandro Hernandez > > A "HDMI I2C Master Error" is sometimes reported with the current DDC SCL > timings. The current settings for a 10us SCL period (100 KHz) causes the > error with some

[PATCH 2/7] drm/omap: tweak HDMI DDC timings

2019-09-02 Thread Tomi Valkeinen
From: Alejandro Hernandez A "HDMI I2C Master Error" is sometimes reported with the current DDC SCL timings. The current settings for a 10us SCL period (100 KHz) causes the error with some displays. This patch increases the SCL signal period from 10us to 10.2us, with the new settings the error is