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-rw-r--r--Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt19
1 files changed, 17 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt
index ab45c02aa658..efaeec8961b6 100644
--- a/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt
+++ b/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt
@@ -118,6 +118,9 @@ of the following host1x client modules:
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- dc
+ - nvidia,head: The number of the display controller head. This is used to
+ setup the various types of output to receive video data from the given
+ head.
Each display controller node has a child node, named "rgb", that represents
the RGB output associated with the controller. It can take the following
@@ -125,6 +128,7 @@ of the following host1x client modules:
- nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
- nvidia,hpd-gpio: specifies a GPIO used for hotplug detection
- nvidia,edid: supplies a binary EDID blob
+ - nvidia,panel: phandle of a display panel
- hdmi: High Definition Multimedia Interface
@@ -149,6 +153,7 @@ of the following host1x client modules:
- nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
- nvidia,hpd-gpio: specifies a GPIO used for hotplug detection
- nvidia,edid: supplies a binary EDID blob
+ - nvidia,panel: phandle of a display panel
- tvo: TV encoder output
@@ -169,11 +174,21 @@ of the following host1x client modules:
- clock-names: Must include the following entries:
- dsi
This MUST be the first entry.
+ - lp
- parent
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- dsi
+ - nvidia,mipi-calibrate: Should contain a phandle and a specifier specifying
+ which pads are used by this DSI output and need to be calibrated. See also
+ ../mipi/nvidia,tegra114-mipi.txt.
+
+ Optional properties:
+ - nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
+ - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection
+ - nvidia,edid: supplies a binary EDID blob
+ - nvidia,panel: phandle of a display panel
Example:
@@ -253,7 +268,7 @@ Example:
interrupts = <0 73 0x04>;
clocks = <&tegra_car TEGRA20_CLK_DISP1>,
<&tegra_car TEGRA20_CLK_PLL_P>;
- clock-names = "disp1", "parent";
+ clock-names = "dc", "parent";
resets = <&tegra_car 27>;
reset-names = "dc";
@@ -268,7 +283,7 @@ Example:
interrupts = <0 74 0x04>;
clocks = <&tegra_car TEGRA20_CLK_DISP2>,
<&tegra_car TEGRA20_CLK_PLL_P>;
- clock-names = "disp2", "parent";
+ clock-names = "dc", "parent";
resets = <&tegra_car 26>;
reset-names = "dc";