From: Vladimir Oltean <olteanv@gmail.com> To: broonie@kernel.org Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, shawnguo@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: [PATCH v5 12/12] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Wed, 18 Mar 2020 02:16:03 +0200 [thread overview] Message-ID: <20200318001603.9650-13-olteanv@gmail.com> (raw) In-Reply-To: <20200318001603.9650-1-olteanv@gmail.com> 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"; + 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
WARNING: multiple messages have this Message-ID (diff)
From: Vladimir Oltean <olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> To: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, eha-/iRVSOupHO4@public.gmane.org, angelo-BIYBQhTR83Y@public.gmane.org, andrew.smirnov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, gustavo-L1vi/lXTdts+Va1GwOuvDg@public.gmane.org, weic-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, mhosny-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, michael-QKn5cuLxLXY@public.gmane.org, peng.ma-3arQi8VN3Tc@public.gmane.org Subject: [PATCH v5 12/12] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Wed, 18 Mar 2020 02:16:03 +0200 [thread overview] Message-ID: <20200318001603.9650-13-olteanv@gmail.com> (raw) In-Reply-To: <20200318001603.9650-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> From: Vladimir Oltean <vladimir.oltean-3arQi8VN3Tc@public.gmane.org> 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-3arQi8VN3Tc@public.gmane.org> --- 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"; + 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:[~2020-03-18 0:17 UTC|newest] Thread overview: 34+ 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 ` Vladimir Oltean 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 ` 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 ` 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 ` 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 ` 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 2020-03-18 0:15 ` Vladimir Oltean 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 22:45 ` Mark Brown 2020-03-18 0:15 ` [PATCH v5 06/12] spi: spi-fsl-dspi: Replace interruptible wait queue with a simple completion Vladimir Oltean 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 0:15 ` 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 09/12] spi: spi-fsl-dspi: Move invariant configs out of dspi_transfer_one_message Vladimir Oltean 2020-03-18 0:16 ` 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 2020-03-18 0:16 ` Vladimir Oltean [this message] 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 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 2020-03-18 19:03 ` Michael Walle 2020-03-18 19:05 ` Vladimir Oltean 2020-03-18 19:05 ` Vladimir Oltean
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