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drm/kmb: Remove clearing DPHY regs

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Don't clear the shared DPHY registers common to MIPI Rx and MIPI Tx during
DSI initialization since this was causing MIPI Rx reset. Rest of the
writes are bitwise, so will not affect Mipi Rx side.

Fixes: 98521f4d4b ("drm/kmb: Mipi DSI part of the display driver")
Signed-off-by: Edmund Dea <edmund.j.dea@intel.com>
Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus@intel.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211013233632.471892-3-anitha.chrisanthus@intel.com
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
This commit is contained in:
Edmund Dea 2021-04-20 15:31:53 -07:00 committed by Maarten Lankhorst
parent a79f40cccd
commit 13047a092c
1 changed files with 0 additions and 5 deletions
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5
drivers/gpu/drm/kmb/kmb_dsi.c
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@ -1393,11 +1393,6 @@ int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
mipi_tx_init_cfg.lane_rate_mbps = data_rate;
}
kmb_write_mipi(kmb_dsi, DPHY_ENABLE, 0);
kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL0, 0);
kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL1, 0);
kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL2, 0);
/* Initialize mipi controller */
mipi_tx_init_cntrl(kmb_dsi, &mipi_tx_init_cfg);