xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-mipi.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunNVIDIA Tegra MIPI pad calibration controller
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible: "nvidia,tegra<chip>-mipi"
5*4882a593Smuzhiyun- reg: Physical base address and length of the controller's registers.
6*4882a593Smuzhiyun- clocks: Must contain an entry for each entry in clock-names.
7*4882a593Smuzhiyun  See ../clocks/clock-bindings.txt for details.
8*4882a593Smuzhiyun- clock-names: Must include the following entries:
9*4882a593Smuzhiyun  - mipi-cal
10*4882a593Smuzhiyun- #nvidia,mipi-calibrate-cells: Should be 1. The cell is a bitmask of the pads
11*4882a593Smuzhiyun  that need to be calibrated for a given device.
12*4882a593Smuzhiyun
13*4882a593SmuzhiyunUser nodes need to contain an nvidia,mipi-calibrate property that has a
14*4882a593Smuzhiyunphandle to refer to the calibration controller node and a bitmask of the pads
15*4882a593Smuzhiyunthat need to be calibrated.
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunExample:
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun	mipi: mipi@700e3000 {
20*4882a593Smuzhiyun		compatible = "nvidia,tegra114-mipi";
21*4882a593Smuzhiyun		reg = <0x700e3000 0x100>;
22*4882a593Smuzhiyun		clocks = <&tegra_car TEGRA114_CLK_MIPI_CAL>;
23*4882a593Smuzhiyun		clock-names = "mipi-cal";
24*4882a593Smuzhiyun		#nvidia,mipi-calibrate-cells = <1>;
25*4882a593Smuzhiyun	};
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun	...
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun	host1x@50000000 {
30*4882a593Smuzhiyun		...
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun		dsi@54300000 {
33*4882a593Smuzhiyun			...
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun			nvidia,mipi-calibrate = <&mipi 0x060>;
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun			...
38*4882a593Smuzhiyun		};
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun		...
41*4882a593Smuzhiyun	};
42