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ANDROID: drm/bridge: Introduce LT9611 DSI to HDMI bridge

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Add LT9611 DSI to HDMI bridge driver, as well as the
i2s initialization logic.

Bug: 146449535
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[jstultz: Minor build fixups for newer kernels, squashed in
 the i2s initialization logic, also squished in and reworked
 logic to avoid putting hardware to sleep and breaking hotplug
 originally by Amit]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: Ib0bbbf1d86582d9c2ccf1a3c678f1563a26ec04f
This commit is contained in:
Bjorn Andersson
2019-02-14 23:02:06 -08:00
committed by John Stultz
parent 3d5941d2b4
commit 3599a06ba2
3 changed files with 1149 additions and 0 deletions
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8
drivers/gpu/drm/bridge/Kconfig
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@@ -45,6 +45,14 @@ config DRM_DUMB_VGA_DAC
Support for non-programmable RGB to VGA DAC bridges, such as ADI
ADV7123, TI THS8134 and THS8135 or passive resistor ladder DACs.
config DRM_LONTIUM_LT9611
tristate "Lontium LT9611 DSI/HDMI bridge"
depends on OF
select DRM_PANEL_BRIDGE
select DRM_KMS_HELPER
help
Lontium LT9611 DSI/HDMI bridge chip driver.
config DRM_LVDS_ENCODER
tristate "Transparent parallel to LVDS encoder support"
depends on OF

1
drivers/gpu/drm/bridge/Makefile
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@@ -2,6 +2,7 @@
obj-$(CONFIG_DRM_ANALOGIX_ANX78XX) += analogix-anx78xx.o
obj-$(CONFIG_DRM_CDNS_DSI) += cdns-dsi.o
obj-$(CONFIG_DRM_DUMB_VGA_DAC) += dumb-vga-dac.o
obj-$(CONFIG_DRM_LONTIUM_LT9611) += lt9611.o
obj-$(CONFIG_DRM_LVDS_ENCODER) += lvds-encoder.o
obj-$(CONFIG_DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW) += megachips-stdpxxxx-ge-b850v3-fw.o
obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o

1140
drivers/gpu/drm/bridge/lt9611.c Normal file
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