99 lines
2.0 KiB
YAML
99 lines
2.0 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/spi/nvidia,tegra210-quad.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Tegra Quad SPI Controller
|
|
|
|
maintainers:
|
|
- Thierry Reding <thierry.reding@gmail.com>
|
|
- Jonathan Hunter <jonathanh@nvidia.com>
|
|
|
|
allOf:
|
|
- $ref: spi-controller.yaml#
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- nvidia,tegra210-qspi
|
|
- nvidia,tegra186-qspi
|
|
- nvidia,tegra194-qspi
|
|
- nvidia,tegra234-qspi
|
|
- nvidia,tegra241-qspi
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
clock-names:
|
|
items:
|
|
- const: qspi
|
|
- const: qspi_out
|
|
|
|
clocks:
|
|
maxItems: 2
|
|
|
|
resets:
|
|
maxItems: 1
|
|
|
|
dmas:
|
|
maxItems: 2
|
|
|
|
dma-names:
|
|
items:
|
|
- const: rx
|
|
- const: tx
|
|
|
|
patternProperties:
|
|
"@[0-9a-f]+$":
|
|
type: object
|
|
|
|
properties:
|
|
spi-rx-bus-width:
|
|
enum: [1, 2, 4]
|
|
|
|
spi-tx-bus-width:
|
|
enum: [1, 2, 4]
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- interrupts
|
|
- clock-names
|
|
- clocks
|
|
- resets
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/clock/tegra210-car.h>
|
|
#include <dt-bindings/reset/tegra210-car.h>
|
|
#include <dt-bindings/interrupt-controller/arm-gic.h>
|
|
spi@70410000 {
|
|
compatible = "nvidia,tegra210-qspi";
|
|
reg = <0x70410000 0x1000>;
|
|
interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
clocks = <&tegra_car TEGRA210_CLK_QSPI>,
|
|
<&tegra_car TEGRA210_CLK_QSPI_PM>;
|
|
clock-names = "qspi", "qspi_out";
|
|
resets = <&tegra_car 211>;
|
|
dmas = <&apbdma 5>, <&apbdma 5>;
|
|
dma-names = "rx", "tx";
|
|
|
|
flash@0 {
|
|
compatible = "jedec,spi-nor";
|
|
reg = <0>;
|
|
spi-max-frequency = <104000000>;
|
|
spi-tx-bus-width = <2>;
|
|
spi-rx-bus-width = <2>;
|
|
nvidia,tx-clk-tap-delay = <0>;
|
|
nvidia,rx-clk-tap-delay = <0>;
|
|
};
|
|
};
|