[PATCH 12/13] drm/i2c: tda998x: add bridge timing information

Sven Van Asbroeck thesven73 at gmail.com
Wed Jun 12 15:38:06 UTC 2019


On Tue, Jun 11, 2019 at 7:04 AM Russell King <rmk+kernel at armlinux.org.uk> wrote:
>
> Add bridge timing information so that bridge users can figure out the
> timing parameters that are necessary for TDA998x.
>
> Signed-off-by: Russell King <rmk+kernel at armlinux.org.uk>
> ---

+static const struct drm_bridge_timings tda9989_timings = {
+       .sampling_edge = DRM_BUS_FLAG_PIXDATA_POSEDGE,
+       .setup_time_ps = 1500,
+       .hold_time_ps = 1000,
+};
+
+static const struct drm_bridge_timings tda19988_timings = {
+       .sampling_edge = DRM_BUS_FLAG_PIXDATA_POSEDGE,
+       .setup_time_ps = 1600,
+       .hold_time_ps = 1200,
+};

Need to port these to 5.1 kernel: sampling_edge -> input_bus_flags ?


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