From: Shawn Guo <shawnguo@kernel.org>
To: Vladimir Oltean <olteanv@gmail.com>
Cc: broonie@kernel.org, linux-spi@vger.kernel.org,
linux-kernel@vger.kernel.org, robh+dt@kernel.org,
mark.rutland@arm.com, devicetree@vger.kernel.org, eha@deif.com,
angelo@sysam.it, andrew.smirnov@gmail.com,
gustavo@embeddedor.com, weic@nvidia.com, mhosny@nvidia.com,
michael@walle.cc, peng.ma@nxp.com
Subject: Re: [PATCH v5 12/12] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS
Date: Mon, 20 Apr 2020 22:38:32 +0800 [thread overview]
Message-ID: <20200420143831.GB32419@dragon> (raw)
In-Reply-To: <20200318001603.9650-13-olteanv@gmail.com>
On Wed, Mar 18, 2020 at 02:16:03AM +0200, Vladimir Oltean wrote:
> From: Vladimir Oltean <vladimir.oltean@nxp.com>
>
> For debugging, it is useful to have access to the DSPI controller
> signals. On the reference design board, these are exported to either the
> mikroBUS1 or mikroBUS2 connector (according to the CPLD register
> BRDCFG3[SPI3]).
>
> Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
> ---
> Changes in v5:
> None.
>
> Changes in v4:
> None.
>
> Changes in v3:
> None.
>
> Changes in v2:
> Change compatible string for spidev node.
>
> arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> index 6d05b76c2c7a..0d27b5667b8c 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> @@ -83,6 +83,20 @@
> };
> };
>
> +&dspi2 {
> + bus-num = <2>;
> + status = "okay";
> +
> + /* mikroBUS1 */
> + spidev@0 {
> + compatible = "rohm,dh2228fv";
Is the compatible documented?
Shawn
> + spi-max-frequency = <20000000>;
> + fsl,spi-cs-sck-delay = <100>;
> + fsl,spi-sck-cs-delay = <100>;
> + reg = <0>;
> + };
> +};
> +
> &esdhc {
> sd-uhs-sdr104;
> sd-uhs-sdr50;
> --
> 2.17.1
>
next prev parent reply other threads:[~2020-04-20 14:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-18 0:15 [PATCH v5 00/12] NXP DSPI bugfixes and support for LS1028A Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 06/12] spi: spi-fsl-dspi: Replace interruptible wait queue with a simple completion Vladimir Oltean
[not found] ` <20200318001603.9650-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-03-18 0:15 ` [PATCH v5 01/12] spi: spi-fsl-dspi: Don't access reserved fields in SPI_MCR Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 02/12] spi: spi-fsl-dspi: Fix little endian access to PUSHR CMD and TXDATA Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 03/12] spi: spi-fsl-dspi: Fix bits-per-word acceleration in DMA mode Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 04/12] spi: spi-fsl-dspi: Avoid reading more data than written in EOQ mode Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 05/12] spi: spi-fsl-dspi: Protect against races on dspi->words_in_flight Vladimir Oltean
[not found] ` <20200318001603.9650-6-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-03-18 22:45 ` Applied "spi: spi-fsl-dspi: Protect against races on dspi->words_in_flight" to the spi tree Mark Brown
2020-03-18 0:15 ` [PATCH v5 07/12] spi: spi-fsl-dspi: Avoid NULL pointer in dspi_slave_abort for non-DMA mode Vladimir Oltean
2020-03-18 0:16 ` [PATCH v5 09/12] spi: spi-fsl-dspi: Move invariant configs out of dspi_transfer_one_message Vladimir Oltean
2020-03-18 0:16 ` [PATCH v5 12/12] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Vladimir Oltean
2020-04-20 14:38 ` Shawn Guo [this message]
2020-04-20 15:10 ` Vladimir Oltean
2020-04-21 3:00 ` Shawn Guo
2020-04-20 18:06 ` Geert Uytterhoeven
2020-04-20 18:10 ` Vladimir Oltean
2020-03-18 19:03 ` [PATCH v5 00/12] NXP DSPI bugfixes and support for LS1028A Michael Walle
[not found] ` <d37b6e0f8a35ae61bbfe147cd5809ec2-QKn5cuLxLXY@public.gmane.org>
2020-03-18 19:05 ` Vladimir Oltean
2020-03-18 0:15 ` [PATCH v5 08/12] spi: spi-fsl-dspi: Fix interrupt-less DMA mode taking an XSPI code path Vladimir Oltean
2020-03-18 0:16 ` [PATCH v5 10/12] spi: spi-fsl-dspi: Add support for LS1028A Vladimir Oltean
2020-03-18 0:16 ` [PATCH v5 11/12] arm64: dts: ls1028a: Specify the DMA channels for the DSPI controllers Vladimir Oltean
2020-04-20 14:36 ` Shawn Guo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200420143831.GB32419@dragon \
--to=shawnguo@kernel.org \
--cc=andrew.smirnov@gmail.com \
--cc=angelo@sysam.it \
--cc=broonie@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=eha@deif.com \
--cc=gustavo@embeddedor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-spi@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=mhosny@nvidia.com \
--cc=michael@walle.cc \
--cc=olteanv@gmail.com \
--cc=peng.ma@nxp.com \
--cc=robh+dt@kernel.org \
--cc=weic@nvidia.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).