mirror of https://gitee.com/openkylin/linux.git
44 lines
1.4 KiB
Plaintext
44 lines
1.4 KiB
Plaintext
|
NVIDIA GK20A Graphics Processing Unit
|
||
|
|
|
||
|
|
Required properties:
|
||
|
|
- compatible: "nvidia,<chip>-<gpu>"
|
||
|
|
Currently recognized values:
|
||
|
|
- nvidia,tegra124-gk20a
|
||
|
|
- reg: Physical base address and length of the controller's registers.
|
||
|
|
Must contain two entries:
|
||
|
|
- first entry for bar0
|
||
|
|
- second entry for bar1
|
||
|
|
- interrupts: Must contain an entry for each entry in interrupt-names.
|
||
|
|
See ../interrupt-controller/interrupts.txt for details.
|
||
|
|
- interrupt-names: Must include the following entries:
|
||
|
|
- stall
|
||
|
|
- nonstall
|
||
|
|
- vdd-supply: regulator for supply voltage.
|
||
|
|
- 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:
|
||
|
|
- gpu
|
||
|
|
- pwr
|
||
|
|
- resets: Must contain an entry for each entry in reset-names.
|
||
|
|
See ../reset/reset.txt for details.
|
||
|
|
- reset-names: Must include the following entries:
|
||
|
|
- gpu
|
||
|
|
|
||
|
|
Example:
|
||
|
|
|
||
|
|
gpu@0,57000000 {
|
||
|
|
compatible = "nvidia,gk20a";
|
||
|
|
reg = <0x0 0x57000000 0x0 0x01000000>,
|
||
|
|
<0x0 0x58000000 0x0 0x01000000>;
|
||
|
|
interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>,
|
||
|
|
<GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
|
||
|
|
interrupt-names = "stall", "nonstall";
|
||
|
|
vdd-supply = <&vdd_gpu>;
|
||
|
|
clocks = <&tegra_car TEGRA124_CLK_GPU>,
|
||
|
|
<&tegra_car TEGRA124_CLK_PLL_P_OUT5>;
|
||
|
|
clock-names = "gpu", "pwr";
|
||
|
|
resets = <&tegra_car 184>;
|
||
|
|
reset-names = "gpu";
|
||
|
|
status = "disabled";
|
||
|
|
};
|