Message ID | 20201027132131.016984025@rtp-net.org |
---|---|
Headers | show |
Series | rk3399 (Pinebook pro) EDP support | expand |
On 27/10/2020 16:21, Arnaud Patard (Rtp) wrote: > This patchset add support for the rk3399 eDP. It has been tested on the pinebook > pro and Google Kevin chromeos devices. > > The changes have been written by studying the linux code, since I didn't find any > manual for theses part of the RK3399 SoC. > > For Kevin devices, this patchset is needed: > https://patchwork.ozlabs.org/project/uboot/list/?series=209553 (Arnaud's patchset does not depend on any of mine, they are AFAIK independently applicable) That series is not enough though -- gru-kevin isn't even upstream. Here's my git branch I tested (with success) on it including ugly hacks and patches not sent/sendable to the mailing lists yet: https://github.com/alpernebbi/u-boot/commits/rk3399-gru-kevin/wip Here's another branch that I'm keeping up-to-date for gru-bob with analogous changes, but I cannot test it myself: https://github.com/alpernebbi/u-boot/commits/rk3399-gru-bob-edp/wip Those contain this version of this series now, and should make this series testable by people having one of the two chromebooks. > On the linux kernel side, on recent kernels, it needs commit "pwm: rockchip: Keep > enabled PWMs running while probing" otherwise the pinebook pro will freeze when probing > the display. > > Changes since v2: > - Add reset support for the VOP and eDP. This was needed and it appears to also solve > the issue with warm reset. > - Fix a debug string in the vop driver > - Drop the patch "drivers/video/rockchip/rk_edp.c: Change clock rate". > - Address various comments >