From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Dan Murphy <dmurphy@ti.com>, wg@grandegger.com, davem@davemloft.net
Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v12 3/5] dt-bindings: can: tcan4x5x: Add DT bindings for TCAN4x5X driver
Date: Fri, 16 Aug 2019 11:38:30 +0200 [thread overview]
Message-ID: <bdf06ead-a2e8-09a9-8cdd-49b54ec9da72@pengutronix.de> (raw)
In-Reply-To: <20190509161109.10499-3-dmurphy@ti.com>
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On 5/9/19 6:11 PM, Dan Murphy wrote:
> DT binding documentation for TI TCAN4x5x driver.
>
> Signed-off-by: Dan Murphy <dmurphy@ti.com>
> ---
>
> v12 - No changes - https://lore.kernel.org/patchwork/patch/1052300/
>
> v11 - No changes - https://lore.kernel.org/patchwork/patch/1051178/
> v10 - No changes - https://lore.kernel.org/patchwork/patch/1050488/
> v9 - No Changes - https://lore.kernel.org/patchwork/patch/1050118/
> v8 - No Changes - https://lore.kernel.org/patchwork/patch/1047981/
> v7 - Made device state optional - https://lore.kernel.org/patchwork/patch/1047218/
> v6 - No changes - https://lore.kernel.org/patchwork/patch/1042445/
>
> .../devicetree/bindings/net/can/tcan4x5x.txt | 37 +++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/net/can/tcan4x5x.txt
>
> diff --git a/Documentation/devicetree/bindings/net/can/tcan4x5x.txt b/Documentation/devicetree/bindings/net/can/tcan4x5x.txt
> new file mode 100644
> index 000000000000..c388f7d9feb1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/can/tcan4x5x.txt
> @@ -0,0 +1,37 @@
> +Texas Instruments TCAN4x5x CAN Controller
> +================================================
> +
> +This file provides device node information for the TCAN4x5x interface contains.
> +
> +Required properties:
> + - compatible: "ti,tcan4x5x"
> + - reg: 0
> + - #address-cells: 1
> + - #size-cells: 0
> + - spi-max-frequency: Maximum frequency of the SPI bus the chip can
> + operate at should be less than or equal to 18 MHz.
> + - data-ready-gpios: Interrupt GPIO for data and error reporting.
> + - device-wake-gpios: Wake up GPIO to wake up the TCAN device.
> +
> +See Documentation/devicetree/bindings/net/can/m_can.txt for additional
> +required property details.
> +
> +Optional properties:
> + - reset-gpios: Hardwired output GPIO. If not defined then software
> + reset.
> + - device-state-gpios: Input GPIO that indicates if the device is in
> + a sleep state or if the device is active.
> +
> +Example:
> +tcan4x5x: tcan4x5x@0 {
> + compatible = "ti,tcan4x5x";
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + spi-max-frequency = <10000000>;
> + bosch,mram-cfg = <0x0 0 0 32 0 0 1 1>;
> + data-ready-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
Can you convert this into a proper interrupt property? E.g.:
> interrupt-parent = <&gpio4>;
> interrupts = <13 0x2>;
See:
https://elixir.bootlin.com/linux/latest/source/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt#L21
https://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next.git/tree/drivers/net/can/spi/mcp251x.c?h=mcp251x#n945
> + device-state-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
> + device-wake-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
> + reset-gpios = <&gpio1 27 GPIO_ACTIVE_LOW>;
> +};
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
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next prev parent reply other threads:[~2019-08-16 9:38 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-09 16:11 [PATCH v12 1/5] can: m_can: Create a m_can platform framework Dan Murphy
2019-05-09 16:11 ` [PATCH v12 2/5] can: m_can: Rename m_can_priv to m_can_classdev Dan Murphy
2019-06-25 9:23 ` Faiz Abbas
2019-05-09 16:11 ` [PATCH v12 3/5] dt-bindings: can: tcan4x5x: Add DT bindings for TCAN4x5X driver Dan Murphy
2019-08-16 9:38 ` Marc Kleine-Budde [this message]
2019-08-22 14:20 ` Dan Murphy
2019-08-22 15:46 ` Marc Kleine-Budde
2019-08-22 15:58 ` Dan Murphy
2019-05-09 16:11 ` [PATCH v12 4/5] can: tcan4x5x: Add tcan4x5x driver to the kernel Dan Murphy
2019-05-09 16:11 ` [PATCH v12 5/5] can: m_can: Fix checkpatch issues on existing code Dan Murphy
2019-06-25 9:24 ` Faiz Abbas
2019-05-15 20:54 ` [PATCH v12 1/5] can: m_can: Create a m_can platform framework Dan Murphy
2019-05-31 11:51 ` Dan Murphy
2019-06-06 13:16 ` Dan Murphy
2019-06-10 16:35 ` Dan Murphy
2019-06-17 15:09 ` Dan Murphy
2019-07-10 12:08 ` Dan Murphy
2019-07-23 15:14 ` Dan Murphy
2019-07-24 6:47 ` Greg KH
2019-07-24 15:36 ` Dan Murphy
2019-07-25 6:28 ` Greg KH
2019-07-25 7:09 ` Marc Kleine-Budde
2019-07-16 18:23 ` Dan Murphy
2019-05-23 20:18 ` Dan Murphy
2019-06-25 9:22 ` Faiz Abbas
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