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dts: Add lpspi yaml bindings and dts nodes

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Adds yaml bindings and dts nodes for the nxp lpspi peripheral.

Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
This commit is contained in:
Maureen Helm 2018-09-14 16:14:32 -05:00 • committed by Anas Nashif
commit e4aacd31d6
2 changed files with 85 additions and 0 deletions
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44
dts/arm/nxp/nxp_rt.dtsi
View file

@ -119,6 +119,50 @@
label = "PINMUX_0";
};
spi1: spi@40394000 {
compatible = "nxp,imx-lpspi";
reg = <0x40394000 0x4000>;
interrupts = <32 3>;
label = "SPI_1";
status = "disabled";
clocks = <&ccm IMX_CCM_LPSPI_CLK 0x6c 0>;
#address-cells = <1>;
#size-cells = <0>;
};
spi2: spi@40398000 {
compatible = "nxp,imx-lpspi";
reg = <0x40398000 0x4000>;
interrupts = <33 3>;
label = "SPI_2";
status = "disabled";
clocks = <&ccm IMX_CCM_LPSPI_CLK 0x6c 2>;
#address-cells = <1>;
#size-cells = <0>;
};
spi3: spi@4039c000 {
compatible = "nxp,imx-lpspi";
reg = <0x4039c000 0x4000>;
interrupts = <34 3>;
label = "SPI_3";
status = "disabled";
clocks = <&ccm IMX_CCM_LPSPI_CLK 0x6c 4>;
#address-cells = <1>;
#size-cells = <0>;
};
spi4: spi@403a0000 {
compatible = "nxp,imx-lpspi";
reg = <0x403a0000 0x4000>;
interrupts = <35 3>;
label = "SPI_4";
status = "disabled";
clocks = <&ccm IMX_CCM_LPSPI_CLK 0x6c 6>;
#address-cells = <1>;
#size-cells = <0>;
};
uart1: uart@40184000 {
compatible = "nxp,kinetis-lpuart";
reg = <0x40184000 0x4000>;

41
dts/bindings/spi/nxp,imx-lpspi.yaml Normal file
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@ -0,0 +1,41 @@
#
# Copyright (c) 2018, NXP
#
# SPDX-License-Identifier: Apache-2.0
#
---
title: NXP LPSPI
id: nxp,imx-lpspi
version: 0.1
description: >
This binding gives a base representation of the NXP i.MX LPSPI controller
inherits:
!include spi.yaml
properties:
compatible:
type: string
category: required
description: compatible strings
constraint: "nxp,imx-lpspi"
reg:
type: array
description: mmio register space
generation: define
category: required
interrupts:
type: array
category: required
description: required interrupts
generation: define
clocks:
type: array
category: required
description: Clock gate information
generation: define
...