From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Oltean Subject: [PATCH 6/6] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Mon, 9 Mar 2020 16:56:24 +0200 Message-ID: <20200309145624.10026-7-olteanv@gmail.com> References: <20200309145624.10026-1-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: <20200309145624.10026-1-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 --- 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..43f403b30dae 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 = "spidev"; + reg = <0>; + spi-max-frequency = <20000000>; + fsl,spi-cs-sck-delay = <100>; + fsl,spi-sck-cs-delay = <100>; + }; +}; + &esdhc { sd-uhs-sdr104; sd-uhs-sdr50; -- 2.17.1