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406dd4c798
The DSI host must be enabled for the panel to be initialized in prepare(). Set the prepare_prev_first flag to guarantee this. This fixes the panel operation on NXP i.MX8MP SoC / Samsung DSIM DSI host. Fixes: 849b2e3ff969 ("drm/panel: Add Sitronix ST7701 panel driver") Signed-off-by: Marek Vasut <marex@denx.de> Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com> Link: https://lore.kernel.org/r/20241124224812.150263-1-marex@denx.de Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20241124224812.150263-1-marex@denx.de