]> www.infradead.org Git - users/jedix/linux-maple.git/commit
pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain
authorAdam Ford <aford173@gmail.com>
Sat, 3 Feb 2024 16:52:44 +0000 (10:52 -0600)
committerUlf Hansson <ulf.hansson@linaro.org>
Wed, 14 Feb 2024 09:26:11 +0000 (10:26 +0100)
commit697624ee8ad557ab5417f985d2c804241a7ad30d
treef6a72490e0a5094091378ff20c6fbefa6c119295
parenta0691f280b3240dc4aeca7d0f0c824d0277c4856
pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain

According to i.MX8MP RM and HDMI ADD, the fdcc clock is part of
hdmi rx verification IP that should not enable for HDMI TX.
But actually if the clock is disabled before HDMI/LCDIF probe,
LCDIF will not get pixel clock from HDMI PHY and print the error
logs:

[CRTC:39:crtc-2] vblank wait timed out
WARNING: CPU: 2 PID: 9 at drivers/gpu/drm/drm_atomic_helper.c:1634 drm_atomic_helper_wait_for_vblanks.part.0+0x23c/0x260

Add fdcc clock to LCDIF and HDMI TX power domains to fix the issue.

Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Jacky Bai <ping.bai@nxp.com>
Signed-off-by: Sandor Yu <Sandor.yu@nxp.com>
Link: https://lore.kernel.org/r/20240203165307.7806-5-aford173@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/pmdomain/imx/imx8mp-blk-ctrl.c