1 files changed, 72 insertions, 0 deletions
diff --git a/include/drm/bridge/dw_mipi_dsi.h b/include/drm/bridge/dw_mipi_dsi.h
new file mode 100644
index 000000000..5286a53a1
--- /dev/null
+++ b/include/drm/bridge/dw_mipi_dsi.h
@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) STMicroelectronics SA 2017
+ *
+ * Authors: Philippe Cornu <philippe.cornu@st.com>
+ *          Yannick Fertre <yannick.fertre@st.com>
+ */
+
+#ifndef __DW_MIPI_DSI__
+#define __DW_MIPI_DSI__
+
+#include <linux/types.h>
+
+#include <drm/drm_modes.h>
+
+struct drm_display_mode;
+struct drm_encoder;
+struct dw_mipi_dsi;
+struct mipi_dsi_device;
+struct platform_device;
+
+struct dw_mipi_dsi_dphy_timing {
+	u16 data_hs2lp;
+	u16 data_lp2hs;
+	u16 clk_hs2lp;
+	u16 clk_lp2hs;
+};
+
+struct dw_mipi_dsi_phy_ops {
+	int (*init)(void *priv_data);
+	void (*power_on)(void *priv_data);
+	void (*power_off)(void *priv_data);
+	int (*get_lane_mbps)(void *priv_data,
+			     const struct drm_display_mode *mode,
+			     unsigned long mode_flags, u32 lanes, u32 format,
+			     unsigned int *lane_mbps);
+	int (*get_timing)(void *priv_data, unsigned int lane_mbps,
+			  struct dw_mipi_dsi_dphy_timing *timing);
+	int (*get_esc_clk_rate)(void *priv_data, unsigned int *esc_clk_rate);
+};
+
+struct dw_mipi_dsi_host_ops {
+	int (*attach)(void *priv_data,
+		      struct mipi_dsi_device *dsi);
+	int (*detach)(void *priv_data,
+		      struct mipi_dsi_device *dsi);
+};
+
+struct dw_mipi_dsi_plat_data {
+	void __iomem *base;
+	unsigned int max_data_lanes;
+
+	enum drm_mode_status (*mode_valid)(void *priv_data,
+					   const struct drm_display_mode *mode,
+					   unsigned long mode_flags,
+					   u32 lanes, u32 format);
+
+	const struct dw_mipi_dsi_phy_ops *phy_ops;
+	const struct dw_mipi_dsi_host_ops *host_ops;
+
+	void *priv_data;
+};
+
+struct dw_mipi_dsi *dw_mipi_dsi_probe(struct platform_device *pdev,
+				      const struct dw_mipi_dsi_plat_data
+				      *plat_data);
+void dw_mipi_dsi_remove(struct dw_mipi_dsi *dsi);
+int dw_mipi_dsi_bind(struct dw_mipi_dsi *dsi, struct drm_encoder *encoder);
+void dw_mipi_dsi_unbind(struct dw_mipi_dsi *dsi);
+void dw_mipi_dsi_set_slave(struct dw_mipi_dsi *dsi, struct dw_mipi_dsi *slave);
+
+#endif /* __DW_MIPI_DSI__ */