From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Oltean Subject: [PATCH v3 7/7] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Tue, 10 Mar 2020 14:55:42 +0200 Message-ID: <20200310125542.5939-8-olteanv@gmail.com> References: <20200310125542.5939-1-olteanv@gmail.com> 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 To: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org Return-path: In-Reply-To: <20200310125542.5939-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-spi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: From: Vladimir Oltean 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 --- 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 bb7ba3bcbe56..13555ed52b89 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