mirror of
https://github.com/torvalds/linux.git
synced 2026-04-18 06:44:00 -04:00
5442f9fd88
Document the TI TCAN1046 automotive CAN transceiver. The TCAN1046 is a dual high-speed CAN transceiver with sleep-mode support and no EN pin, mirroring the behaviour of the NXP TJA1048, which also provides dual channels and STB1/2 sleep-control lines. Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Marc Kleine-Budde <mkl@pengutronix.de> Acked-by: Conor Dooley <conor.dooley@microchip.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://patch.msgid.link/20251209162119.2038313-1-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
137 lines
2.7 KiB
YAML
137 lines
2.7 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/phy/ti,tcan104x-can.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: TCAN104x CAN TRANSCEIVER PHY
|
|
|
|
maintainers:
|
|
- Aswath Govindraju <a-govindraju@ti.com>
|
|
|
|
properties:
|
|
$nodename:
|
|
pattern: "^can-phy"
|
|
|
|
compatible:
|
|
oneOf:
|
|
- items:
|
|
- enum:
|
|
- microchip,ata6561
|
|
- ti,tcan1051
|
|
- const: ti,tcan1042
|
|
- items:
|
|
- const: ti,tcan1046
|
|
- const: nxp,tja1048
|
|
- enum:
|
|
- ti,tcan1042
|
|
- ti,tcan1043
|
|
- nxp,tja1048
|
|
- nxp,tja1051
|
|
- nxp,tja1057
|
|
- nxp,tjr1443
|
|
|
|
'#phy-cells':
|
|
enum: [0, 1]
|
|
|
|
silent-gpios:
|
|
description:
|
|
gpio node to toggle silent signal on transceiver
|
|
maxItems: 1
|
|
|
|
standby-gpios:
|
|
description:
|
|
gpio node to toggle standby signal on transceiver. For two Items, item 1
|
|
is for stbn1, item 2 is for stbn2.
|
|
minItems: 1
|
|
maxItems: 2
|
|
|
|
enable-gpios:
|
|
description:
|
|
gpio node to toggle enable signal on transceiver
|
|
maxItems: 1
|
|
|
|
max-bitrate:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description:
|
|
max bit rate supported in bps
|
|
minimum: 1
|
|
|
|
mux-states:
|
|
description:
|
|
mux controller node to route the signals from controller to
|
|
transceiver.
|
|
maxItems: 1
|
|
|
|
required:
|
|
- compatible
|
|
- '#phy-cells'
|
|
|
|
allOf:
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- nxp,tjr1443
|
|
- ti,tcan1042
|
|
- ti,tcan1043
|
|
then:
|
|
properties:
|
|
'#phy-cells':
|
|
const: 0
|
|
silent-gpios: false
|
|
standby-gpios:
|
|
maxItems: 1
|
|
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
contains:
|
|
const: nxp,tja1048
|
|
then:
|
|
properties:
|
|
'#phy-cells':
|
|
const: 1
|
|
enable-gpios: false
|
|
silent-gpios: false
|
|
standby-gpios:
|
|
minItems: 2
|
|
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
contains:
|
|
const: nxp,tja1051
|
|
then:
|
|
properties:
|
|
'#phy-cells':
|
|
const: 0
|
|
standby-gpios: false
|
|
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
contains:
|
|
const: nxp,tja1057
|
|
then:
|
|
properties:
|
|
'#phy-cells':
|
|
const: 0
|
|
enable-gpios: false
|
|
standby-gpios: false
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
|
|
transceiver1: can-phy {
|
|
compatible = "ti,tcan1043";
|
|
#phy-cells = <0>;
|
|
max-bitrate = <5000000>;
|
|
standby-gpios = <&wakeup_gpio1 16 GPIO_ACTIVE_LOW>;
|
|
enable-gpios = <&main_gpio1 67 GPIO_ACTIVE_HIGH>;
|
|
mux-states = <&mux0 1>;
|
|
};
|