drm/bridge: icn6211: Convert to drm_of_get_data_lanes_count_ep
Convert driver to use this new helper to standardize OF "data-lanes" parsing. Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com> Signed-off-by: Marek Vasut <marex@denx.de> Cc: Andrzej Hajda <andrzej.hajda@intel.com> Cc: Jagan Teki <jagan@amarulasolutions.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Maxime Ripard <maxime@cerno.tech> Cc: Robert Foss <robert.foss@linaro.org> Cc: Sam Ravnborg <sam@ravnborg.org> To: dri-devel@lists.freedesktop.org Link: https://patchwork.freedesktop.org/patch/msgid/20220524010522.528569-3-marex@denx.de
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@ -498,21 +498,18 @@ static int chipone_dsi_attach(struct chipone *icn)
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{
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{
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struct mipi_dsi_device *dsi = icn->dsi;
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struct mipi_dsi_device *dsi = icn->dsi;
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struct device *dev = icn->dev;
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struct device *dev = icn->dev;
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struct device_node *endpoint;
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int dsi_lanes, ret;
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int dsi_lanes, ret;
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endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, 0);
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dsi_lanes = drm_of_get_data_lanes_count_ep(dev->of_node, 0, 0, 1, 4);
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dsi_lanes = of_property_count_u32_elems(endpoint, "data-lanes");
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of_node_put(endpoint);
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/*
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/*
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* If the 'data-lanes' property does not exist in DT or is invalid,
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* If the 'data-lanes' property does not exist in DT or is invalid,
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* default to previously hard-coded behavior, which was 4 data lanes.
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* default to previously hard-coded behavior, which was 4 data lanes.
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*/
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*/
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if (dsi_lanes >= 1 && dsi_lanes <= 4)
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if (dsi_lanes < 0)
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icn->dsi->lanes = dsi_lanes;
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else
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icn->dsi->lanes = 4;
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icn->dsi->lanes = 4;
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else
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icn->dsi->lanes = dsi_lanes;
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dsi->format = MIPI_DSI_FMT_RGB888;
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dsi->format = MIPI_DSI_FMT_RGB888;
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dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
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dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
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