mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-04-29 05:52:38 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm: bridge: samsung-dsim: complete the CLKLANE_STOP setting

Browse Source 
The patch completes the setting of CLKLANE_STOP for the imx8m{m,n,p}
platforms (i. e. not exynos).

Co-developed-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Reviewed-by: Robert Foss <rfoss@kernel.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231218084354.508942-3-dario.binacchi@amarulasolutions.com
This commit is contained in:
Dario Binacchi
2023-12-18 09:43:38 +01:00
committed by Robert Foss
parent b2fe229262
commit 72a0cfdc3a
1 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/gpu/drm/bridge/samsung-dsim.c
View File

@@ -96,6 +96,7 @@
#define DSIM_MFLUSH_VS BIT(29)
/* This flag is valid only for exynos3250/3472/5260/5430 */
#define DSIM_CLKLANE_STOP BIT(30)
#define DSIM_NON_CONTINUOUS_CLKLANE BIT(31)
/* DSIM_ESCMODE */
#define DSIM_TX_TRIGGER_RST BIT(4)
@@ -945,8 +946,12 @@ static int samsung_dsim_init_link(struct samsung_dsim *dsi)
* power consumption.
*/
if (driver_data->has_clklane_stop &&
dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS)
dsi->mode_flags & MIPI_DSI_CLOCK_NON_CONTINUOUS) {
if (!samsung_dsim_hw_is_exynos(dsi->plat_data->hw_type))
reg |= DSIM_NON_CONTINUOUS_CLKLANE;
reg |= DSIM_CLKLANE_STOP;
}
samsung_dsim_write(dsi, DSIM_CONFIG_REG, reg);
lanes_mask = BIT(dsi->lanes) - 1;