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tegra124: dts: Add host1x node to provide display information 

This peripheral is required to get the LCD display running. Add it to
tegra124 and also bring in the binding file from Linux 3.18

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Simon Glass 2015-04-14 21:03:30 -06:00 committed by Tom Warren
parent 0deba29c20
commit ffc7899123
2 changed files with 456 additions and 0 deletions
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84
arch/arm/dts/tegra124.dtsi
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@ -76,6 +76,85 @@
};
};
host1x@50000000 {
compatible = "nvidia,tegra124-host1x", "simple-bus";
reg = <0x50000000 0x00034000>;
interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>, /* syncpt */
<GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; /* general */
clocks = <&tegra_car TEGRA124_CLK_HOST1X>;
resets = <&tegra_car 28>;
reset-names = "host1x";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x54000000 0x54000000 0x01000000>;
dc@54200000 {
compatible = "nvidia,tegra124-dc";
reg = <0x54200000 0x00040000>;
interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_DISP1>,
<&tegra_car TEGRA124_CLK_PLL_P>;
clock-names = "dc", "parent";
resets = <&tegra_car 27>;
reset-names = "dc";
nvidia,head = <0>;
};
dc@54240000 {
compatible = "nvidia,tegra124-dc";
reg = <0x54240000 0x00040000>;
interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_DISP2>,
<&tegra_car TEGRA124_CLK_PLL_P>;
clock-names = "dc", "parent";
resets = <&tegra_car 26>;
reset-names = "dc";
nvidia,head = <1>;
};
hdmi@54280000 {
compatible = "nvidia,tegra124-hdmi";
reg = <0x54280000 0x00040000>;
interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_HDMI>,
<&tegra_car TEGRA124_CLK_PLL_D2_OUT0>;
clock-names = "hdmi", "parent";
resets = <&tegra_car 51>;
reset-names = "hdmi";
status = "disabled";
};
sor@54540000 {
compatible = "nvidia,tegra124-sor";
reg = <0x54540000 0x00040000>;
interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_SOR0>,
<&tegra_car TEGRA124_CLK_PLL_D_OUT0>,
<&tegra_car TEGRA124_CLK_PLL_DP>,
<&tegra_car TEGRA124_CLK_CLK_M>;
clock-names = "sor", "parent", "dp", "safe";
resets = <&tegra_car 182>;
reset-names = "sor";
status = "disabled";
};
dpaux: dpaux@545c0000 {
compatible = "nvidia,tegra124-dpaux";
reg = <0x545c0000 0x00040000>;
interrupts = <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA124_CLK_DPAUX>,
<&tegra_car TEGRA124_CLK_PLL_DP>;
clock-names = "dpaux", "parent";
resets = <&tegra_car 181>;
reset-names = "dpaux";
status = "disabled";
};
};
gic: interrupt-controller@50041000 {
compatible = "arm,cortex-a15-gic";
#interrupt-cells = <3>;
@ -349,6 +428,11 @@
clocks = <&tegra_car 105>;
};
pmc@7000e400 {
compatible = "nvidia,tegra124-pmc";
reg = <0x7000e400 0x400>;
};
padctl: padctl@7009f000 {
compatible = "nvidia,tegra124-xusb-padctl";
reg = <0x7009f000 0x1000>;

372
doc/device-tree-bindings/gpu/nvidia,tegra20-host1x.txt Normal file
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@ -0,0 +1,372 @@
NVIDIA Tegra host1x
Required properties:
- compatible: "nvidia,tegra<chip>-host1x"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- #address-cells: The number of cells used to represent physical base addresses
in the host1x address space. Should be 1.
- #size-cells: The number of cells used to represent the size of an address
range in the host1x address space. Should be 1.
- ranges: The mapping of the host1x address space to the CPU address space.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- host1x
The host1x top-level node defines a number of children, each representing one
of the following host1x client modules:
- mpe: video encoder
Required properties:
- compatible: "nvidia,tegra<chip>-mpe"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- mpe
- vi: video input
Required properties:
- compatible: "nvidia,tegra<chip>-vi"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- vi
- epp: encoder pre-processor
Required properties:
- compatible: "nvidia,tegra<chip>-epp"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- epp
- isp: image signal processor
Required properties:
- compatible: "nvidia,tegra<chip>-isp"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- isp
- gr2d: 2D graphics engine
Required properties:
- compatible: "nvidia,tegra<chip>-gr2d"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- 2d
- gr3d: 3D graphics engine
Required properties:
- compatible: "nvidia,tegra<chip>-gr3d"
- reg: Physical base address and length of the controller's registers.
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
(This property may be omitted if the only clock in the list is "3d")
- 3d
This MUST be the first entry.
- 3d2 (Only required on SoCs with two 3D clocks)
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- 3d
- 3d2 (Only required on SoCs with two 3D clocks)
- dc: display controller
Required properties:
- compatible: "nvidia,tegra<chip>-dc"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
- dc
This MUST be the first entry.
- 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:
- 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
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
- hdmi: High Definition Multimedia Interface
Required properties:
- compatible: "nvidia,tegra<chip>-hdmi"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- hdmi-supply: supply for the +5V HDMI connector pin
- vdd-supply: regulator for supply voltage
- pll-supply: regulator for PLL
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
- hdmi
This MUST be the first entry.
- 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:
- hdmi
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
- tvo: TV encoder output
Required properties:
- compatible: "nvidia,tegra<chip>-tvo"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
- dsi: display serial interface
Required properties:
- compatible: "nvidia,tegra<chip>-dsi"
- reg: Physical base address and length of the controller's registers.
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- 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
- avdd-dsi-supply: phandle of a supply that powers the DSI controller
- 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
- sor: serial output resource
Required properties:
- compatible: "nvidia,tegra124-sor"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
- sor: clock input for the SOR hardware
- parent: input for the pixel clock
- dp: reference clock for the SOR clock
- safe: safe reference for the SOR clock during power up
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- sor
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
Optional properties when driving an eDP output:
- nvidia,dpaux: phandle to a DispayPort AUX interface
- dpaux: DisplayPort AUX interface
- compatible: "nvidia,tegra124-dpaux"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
- clocks: Must contain an entry for each entry in clock-names.
See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
- dpaux: clock input for the DPAUX hardware
- parent: reference clock
- resets: Must contain an entry for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- dpaux
- vdd-supply: phandle of a supply that powers the DisplayPort link
Example:
/ {
...
host1x {
compatible = "nvidia,tegra20-host1x", "simple-bus";
reg = <0x50000000 0x00024000>;
interrupts = <0 65 0x04 /* mpcore syncpt */
0 67 0x04>; /* mpcore general */
clocks = <&tegra_car TEGRA20_CLK_HOST1X>;
resets = <&tegra_car 28>;
reset-names = "host1x";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x54000000 0x54000000 0x04000000>;
mpe {
compatible = "nvidia,tegra20-mpe";
reg = <0x54040000 0x00040000>;
interrupts = <0 68 0x04>;
clocks = <&tegra_car TEGRA20_CLK_MPE>;
resets = <&tegra_car 60>;
reset-names = "mpe";
};
vi {
compatible = "nvidia,tegra20-vi";
reg = <0x54080000 0x00040000>;
interrupts = <0 69 0x04>;
clocks = <&tegra_car TEGRA20_CLK_VI>;
resets = <&tegra_car 100>;
reset-names = "vi";
};
epp {
compatible = "nvidia,tegra20-epp";
reg = <0x540c0000 0x00040000>;
interrupts = <0 70 0x04>;
clocks = <&tegra_car TEGRA20_CLK_EPP>;
resets = <&tegra_car 19>;
reset-names = "epp";
};
isp {
compatible = "nvidia,tegra20-isp";
reg = <0x54100000 0x00040000>;
interrupts = <0 71 0x04>;
clocks = <&tegra_car TEGRA20_CLK_ISP>;
resets = <&tegra_car 23>;
reset-names = "isp";
};
gr2d {
compatible = "nvidia,tegra20-gr2d";
reg = <0x54140000 0x00040000>;
interrupts = <0 72 0x04>;
clocks = <&tegra_car TEGRA20_CLK_GR2D>;
resets = <&tegra_car 21>;
reset-names = "2d";
};
gr3d {
compatible = "nvidia,tegra20-gr3d";
reg = <0x54180000 0x00040000>;
clocks = <&tegra_car TEGRA20_CLK_GR3D>;
resets = <&tegra_car 24>;
reset-names = "3d";
};
dc@54200000 {
compatible = "nvidia,tegra20-dc";
reg = <0x54200000 0x00040000>;
interrupts = <0 73 0x04>;
clocks = <&tegra_car TEGRA20_CLK_DISP1>,
<&tegra_car TEGRA20_CLK_PLL_P>;
clock-names = "dc", "parent";
resets = <&tegra_car 27>;
reset-names = "dc";
rgb {
status = "disabled";
};
};
dc@54240000 {
compatible = "nvidia,tegra20-dc";
reg = <0x54240000 0x00040000>;
interrupts = <0 74 0x04>;
clocks = <&tegra_car TEGRA20_CLK_DISP2>,
<&tegra_car TEGRA20_CLK_PLL_P>;
clock-names = "dc", "parent";
resets = <&tegra_car 26>;
reset-names = "dc";
rgb {
status = "disabled";
};
};
hdmi {
compatible = "nvidia,tegra20-hdmi";
reg = <0x54280000 0x00040000>;
interrupts = <0 75 0x04>;
clocks = <&tegra_car TEGRA20_CLK_HDMI>,
<&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
clock-names = "hdmi", "parent";
resets = <&tegra_car 51>;
reset-names = "hdmi";
status = "disabled";
};
tvo {
compatible = "nvidia,tegra20-tvo";
reg = <0x542c0000 0x00040000>;
interrupts = <0 76 0x04>;
clocks = <&tegra_car TEGRA20_CLK_TVO>;
status = "disabled";
};
dsi {
compatible = "nvidia,tegra20-dsi";
reg = <0x54300000 0x00040000>;
clocks = <&tegra_car TEGRA20_CLK_DSI>,
<&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
clock-names = "dsi", "parent";
resets = <&tegra_car 48>;
reset-names = "dsi";
status = "disabled";
};
};
...
};