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Commit 46fc5154 authored by Philippe CORNU's avatar Philippe CORNU Committed by Archit Taneja
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drm/bridge/synopsys: Add MIPI DSI host controller bridge 



Add a Synopsys Designware MIPI DSI host DRM bridge driver, based on the
Rockchip version from rockchip/dw-mipi-dsi.c with phy & bridge APIs.

Signed-off-by: default avatarPhilippe CORNU <philippe.cornu@st.com>
Signed-off-by: default avatarArchit Taneja <architt@codeaurora.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1500277223-29553-5-git-send-email-philippe.cornu@st.com
parent 88dd1e6f

drivers/gpu/drm/bridge/synopsys/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -22,3 +22,9 @@ config DRM_DW_HDMI_I2S_AUDIO 
	help

	  Support the I2S Audio interface which is part of the Synopsys

	  Designware HDMI block.



config DRM_DW_MIPI_DSI

	tristate

	select DRM_KMS_HELPER

	select DRM_MIPI_DSI

	select DRM_PANEL_BRIDGE

drivers/gpu/drm/bridge/synopsys/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -3,3 +3,5 @@ 
obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o

obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o

obj-$(CONFIG_DRM_DW_HDMI_I2S_AUDIO) += dw-hdmi-i2s-audio.o



obj-$(CONFIG_DRM_DW_MIPI_DSI) += dw-mipi-dsi.o

drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c

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+981 −0

File added.

Preview size limit exceeded, changes collapsed.

include/drm/bridge/dw_mipi_dsi.h

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+39 −0
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/*

 * Copyright (C) STMicroelectronics SA 2017

 *

 * Authors: Philippe Cornu <philippe.cornu@st.com>

 *          Yannick Fertre <yannick.fertre@st.com>

 *

 * License terms:  GNU General Public License (GPL), version 2

 */



#ifndef __DW_MIPI_DSI__

#define __DW_MIPI_DSI__



struct dw_mipi_dsi_phy_ops {

	int (*init)(void *priv_data);

	int (*get_lane_mbps)(void *priv_data, struct drm_display_mode *mode,

			     unsigned long mode_flags, u32 lanes, u32 format,

			     unsigned int *lane_mbps);

};



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);



	const struct dw_mipi_dsi_phy_ops *phy_ops;



	void *priv_data;

};



int dw_mipi_dsi_probe(struct platform_device *pdev,

		      const struct dw_mipi_dsi_plat_data *plat_data);

void dw_mipi_dsi_remove(struct platform_device *pdev);

int dw_mipi_dsi_bind(struct platform_device *pdev, struct drm_encoder *encoder,

		     const struct dw_mipi_dsi_plat_data *plat_data);

void dw_mipi_dsi_unbind(struct device *dev);



#endif /* __DW_MIPI_DSI__ */