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From: Philipp Zabel
To: dri-devel@lists.freedesktop.org
Subject: [PATCH v7 03/14] drm/mediatek: Add DSI sub driver
Date: Mon, 30 Nov 2015 22:07:45 +0100
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Cc: Mark Rutland , devicetree@vger.kernel.org,
Paul Bolle , YT Shen ,
Jitao Shi , Jie Qiu ,
Pawel Moll ,
Ian Campbell ,
Cawa Cheng ,
Daniel Stone ,
Tomasz Figa , CK Hu ,
Rob Herring , linux-mediatek@lists.infradead.org,
Daniel Vetter , Kumar Gala ,
Matthias Brugger ,
Philipp Zabel , Dave Airlie ,
kernel@pengutronix.de
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From: CK Hu
This patch add a drm encoder/connector driver for the MIPI DSI function
block of the Mediatek display subsystem and a phy driver for the MIPI TX
D-PHY control module.
Signed-off-by: Jitao Shi
Signed-off-by: Philipp Zabel
---
Changes since v6:
- Added mtk_dsi_poweron/off refcounting and mtk_ddp_component start/stop
callbacks to keep pixel clock enabled until crtc_disable
---
drivers/gpu/drm/mediatek/Makefile | 4 +-
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 +
drivers/gpu/drm/mediatek/mtk_drm_drv.h | 2 +
drivers/gpu/drm/mediatek/mtk_dsi.c | 838 +++++++++++++++++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_dsi.h | 57 +++
drivers/gpu/drm/mediatek/mtk_mipi_tx.c | 377 +++++++++++++++
drivers/gpu/drm/mediatek/mtk_mipi_tx.h | 21 +
7 files changed, 1300 insertions(+), 1 deletion(-)
create mode 100644 drivers/gpu/drm/mediatek/mtk_dsi.c
create mode 100644 drivers/gpu/drm/mediatek/mtk_dsi.h
create mode 100644 drivers/gpu/drm/mediatek/mtk_mipi_tx.c
create mode 100644 drivers/gpu/drm/mediatek/mtk_mipi_tx.h
diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile
index bd6e8df..573f209 100644
--- a/drivers/gpu/drm/mediatek/Makefile
+++ b/drivers/gpu/drm/mediatek/Makefile
@@ -5,7 +5,9 @@ mediatek-drm-y := mtk_disp_ovl.o \
mtk_drm_drv.o \
mtk_drm_fb.o \
mtk_drm_gem.o \
- mtk_drm_plane.o
+ mtk_drm_plane.o \
+ mtk_dsi.o \
+ mtk_mipi_tx.o
obj-$(CONFIG_DRM_MEDIATEK) += mediatek-drm.o
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index a34c765..739c3e9 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -521,6 +521,8 @@ static struct platform_driver mtk_drm_platform_driver = {
static struct platform_driver * const mtk_drm_drivers[] = {
&mtk_drm_platform_driver,
&mtk_disp_ovl_driver,
+ &mtk_dsi_driver,
+ &mtk_mipi_tx_driver,
};
static int __init mtk_drm_init(void)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
index df421cd..3b5b254 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
@@ -49,5 +49,7 @@ struct mtk_drm_private {
};
extern struct platform_driver mtk_disp_ovl_driver;
+extern struct platform_driver mtk_dsi_driver;
+extern struct platform_driver mtk_mipi_tx_driver;
#endif /* MTK_DRM_DRV_H */
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
new file mode 100644
index 0000000..5b7eea4
--- /dev/null
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -0,0 +1,838 @@
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include