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drm/bridge: Add Analogix anx6345 support

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The ANX6345 is an ultra-low power DisplayPower/eDP transmitter designed
for portable devices. This driver adds initial support for RGB to eDP
mode, without HPD and interrupts.

This is a configuration usually seen in eDP applications.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Torsten Duwe <duwe@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20191107135220.590D968BFE@verein.lst.de
This commit is contained in:
Icenowy Zheng
2019-10-29 13:16:57 +01:00
committed by Maxime Ripard
parent dea73d6146
commit 6aa1926980
3 changed files with 806 additions and 0 deletions
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12
drivers/gpu/drm/bridge/analogix/Kconfig
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@@ -1,6 +1,18 @@
# SPDX-License-Identifier: GPL-2.0-only
config DRM_ANALOGIX_ANX6345
tristate "Analogix ANX6345 bridge"
select DRM_ANALOGIX_DP
select DRM_KMS_HELPER
select REGMAP_I2C
help
ANX6345 is an ultra-low Full-HD DisplayPort/eDP
transmitter designed for portable devices. The
ANX6345 transforms the LVTTL RGB output of an
application processor to eDP or DisplayPort.
config DRM_ANALOGIX_ANX78XX
tristate "Analogix ANX78XX bridge"
select DRM_ANALOGIX_DP
select DRM_KMS_HELPER
select REGMAP_I2C
help

1
drivers/gpu/drm/bridge/analogix/Makefile
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@@ -1,4 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
analogix_dp-objs := analogix_dp_core.o analogix_dp_reg.o analogix-i2c-dptx.o
obj-$(CONFIG_DRM_ANALOGIX_ANX6345) += analogix-anx6345.o
obj-$(CONFIG_DRM_ANALOGIX_ANX78XX) += analogix-anx78xx.o
obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix_dp.o

793
drivers/gpu/drm/bridge/analogix/analogix-anx6345.c Normal file
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