From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Oltean Subject: [PATCH devicetree 2/2] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Fri, 20 Mar 2020 18:13:46 +0200 Message-ID: <20200320161346.14155-3-olteanv@gmail.com> References: <20200320161346.14155-1-olteanv@gmail.com> Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, michael-QKn5cuLxLXY@public.gmane.org, peng.ma-3arQi8VN3Tc@public.gmane.org To: shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org Return-path: In-Reply-To: <20200320161346.14155-1-olteanv-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-spi.vger.kernel.org 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 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