From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Joakim Zhang <qiangqing.zhang@nxp.com>,
robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de
Cc: devicetree@vger.kernel.org, peng.fan@nxp.com, victor.liu@nxp.com,
netdev@vger.kernel.org, pankaj.bansal@nxp.com,
linux-kernel@vger.kernel.org, linux-can@vger.kernel.org,
linux-imx@nxp.com, kernel@pengutronix.de
Subject: Re: [PATCH 3/6] dt-bindings: can: flexcan: add fsl, can-index property to indicate a resource
Date: Fri, 16 Oct 2020 08:20:18 +0200 [thread overview]
Message-ID: <604a66f6-83ea-630e-f479-fe62189de42a@pengutronix.de> (raw)
In-Reply-To: <20201016134320.20321-4-qiangqing.zhang@nxp.com>
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On 10/16/20 3:43 PM, Joakim Zhang wrote:
> For SoCs with SCU support, need setup stop mode via SCU firmware,
> so this property can help indicate a resource.
>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
> ---
> Documentation/devicetree/bindings/net/can/fsl-flexcan.txt | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
> index 6af67f5e581c..839c0c0064a2 100644
> --- a/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
> +++ b/Documentation/devicetree/bindings/net/can/fsl-flexcan.txt
> @@ -43,6 +43,10 @@ Optional properties:
> 0: clock source 0 (oscillator clock)
> 1: clock source 1 (peripheral clock)
>
> +- fsl,can-index: The index of CAN instance.
> + For SoCs with SCU support, need setup stop mode via SCU firmware,
> + so this property can help indicate a resource.
This property is not CAN specific. So the name could be more general.
> +
> - wakeup-source: enable CAN remote wakeup
>
> Example:
> @@ -54,4 +58,5 @@ Example:
> interrupt-parent = <&mpic>;
> clock-frequency = <200000000>; // filled in by bootloader
> fsl,clk-source = /bits/ 8 <0>; // select clock source 0 for PE
> + fsl,can-index = /bits/ 8 <1>; // the second CAN instance
> };
>
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Embedded Linux | https://www.pengutronix.de |
Vertretung West/Dortmund | Phone: +49-231-2826-924 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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next prev parent reply other threads:[~2020-10-16 6:20 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-16 13:43 [PATCH 0/6] can: flexcan: add stop mode support for i.MX8QM Joakim Zhang
2020-10-16 13:43 ` [PATCH 1/6] firmware: imx: always export SCU symbols Joakim Zhang
2020-10-16 13:43 ` [PATCH 2/6] dt-bindings: can: flexcan: fix fsl,clk-source property Joakim Zhang
2020-10-16 6:21 ` Marc Kleine-Budde
2020-10-16 6:52 ` Joakim Zhang
2020-10-16 13:43 ` [PATCH 3/6] dt-bindings: can: flexcan: add fsl,can-index property to indicate a resource Joakim Zhang
2020-10-16 6:20 ` Marc Kleine-Budde [this message]
2020-10-16 6:52 ` [PATCH 3/6] dt-bindings: can: flexcan: add fsl, can-index " Joakim Zhang
2020-10-16 7:47 ` Marc Kleine-Budde
2020-10-16 13:43 ` [PATCH 4/6] can: flexcan: rename macro FLEXCAN_QUIRK_SETUP_STOP_MODE -> FLEXCAN_QUIRK_SETUP_STOP_MODE_GPR Joakim Zhang
2020-10-16 6:22 ` Marc Kleine-Budde
2020-10-16 13:43 ` [PATCH 5/6] can: flexcan: add CAN wakeup function for i.MX8QM Joakim Zhang
2020-10-16 5:59 ` Marc Kleine-Budde
2020-10-16 6:46 ` Joakim Zhang
2020-10-16 7:44 ` Marc Kleine-Budde
2020-10-16 6:18 ` Marc Kleine-Budde
2020-10-16 6:51 ` Joakim Zhang
2020-10-16 10:00 ` Joakim Zhang
2020-10-16 10:40 ` Marc Kleine-Budde
2020-10-16 10:57 ` Joakim Zhang
2020-10-16 13:43 ` [PATCH 6/6] can: flexcan: fix ECC function on LS1021A/LX2160A Joakim Zhang
2020-10-16 6:04 ` Marc Kleine-Budde
2020-10-16 6:49 ` Joakim Zhang
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