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Date: Thu, 6 Jun 2019 04:15:00 +0300
From: Vladimir Oltean <olteanv@...il.com>
To: Shawn Guo <shawnguo@...nel.org>
Cc: leoyang.li@....com, robh+dt@...nel.org,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
lkml <linux-kernel@...r.kernel.org>,
netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v2] ARM: dts: Introduce the NXP LS1021A-TSN board
On Thu, 6 Jun 2019 at 04:04, Shawn Guo <shawnguo@...nel.org> wrote:
>
> On Thu, May 30, 2019 at 01:12:22AM +0300, Vladimir Oltean wrote:
> > The LS1021A-TSN is a development board built by VVDN/Argonboards in
> > partnership with NXP.
> >
> > It features the LS1021A SoC and the first-generation SJA1105T Ethernet
> > switch for prototyping implementations of a subset of IEEE 802.1 TSN
> > standards.
> >
> > It has two regular Ethernet ports and four switched, TSN-capable ports.
> >
> > It also features:
> > - One Arduino header
> > - One expansion header
> > - Two USB 3.0 ports
> > - One mini PCIe slot
> > - One SATA interface
> > - Accelerometer, gyroscope, temperature sensors
> >
> > Signed-off-by: Vladimir Oltean <olteanv@...il.com>
> > ---
> > Changes from v1:
> > - Applied Shawn's feedback
> > - Introduced QSPI flash node
> >
> > v1 patch available at:
> > https://patchwork.kernel.org/patch/10930451/
> >
> > arch/arm/boot/dts/Makefile | 1 +
> > arch/arm/boot/dts/ls1021a-tsn.dts | 288 ++++++++++++++++++++++++++++++
> > 2 files changed, 289 insertions(+)
> > create mode 100644 arch/arm/boot/dts/ls1021a-tsn.dts
> >
> > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> > index dab2914fa293..a4eb4ca5e148 100644
> > --- a/arch/arm/boot/dts/Makefile
> > +++ b/arch/arm/boot/dts/Makefile
> > @@ -602,6 +602,7 @@ dtb-$(CONFIG_SOC_IMX7ULP) += \
> > dtb-$(CONFIG_SOC_LS1021A) += \
> > ls1021a-moxa-uc-8410a.dtb \
> > ls1021a-qds.dtb \
> > + ls1021a-tsn.dtb \
> > ls1021a-twr.dtb
> > dtb-$(CONFIG_SOC_VF610) += \
> > vf500-colibri-eval-v3.dtb \
> > diff --git a/arch/arm/boot/dts/ls1021a-tsn.dts b/arch/arm/boot/dts/ls1021a-tsn.dts
> > new file mode 100644
> > index 000000000000..b05774eac92e
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/ls1021a-tsn.dts
> > @@ -0,0 +1,288 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/* Copyright 2016-2018 NXP Semiconductors
> > + * Copyright 2019 Vladimir Oltean <olteanv@...il.com>
> > + */
> > +
> > +/dts-v1/;
> > +#include "ls1021a.dtsi"
> > +
> > +/ {
> > + model = "NXP LS1021A-TSN Board";
> > +
> > + sys_mclk: clock-mclk {
> > + compatible = "fixed-clock";
> > + #clock-cells = <0>;
> > + clock-frequency = <24576000>;
> > + };
> > +
> > + reg_vdda_codec: regulator-3V3 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "3P3V";
> > + regulator-min-microvolt = <3300000>;
> > + regulator-max-microvolt = <3300000>;
> > + regulator-always-on;
> > + };
> > +
> > + reg_vddio_codec: regulator-2V5 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "2P5V";
> > + regulator-min-microvolt = <2500000>;
> > + regulator-max-microvolt = <2500000>;
> > + regulator-always-on;
> > + };
> > +};
> > +
> > +&enet0 {
> > + tbi-handle = <&tbi0>;
> > + phy-handle = <&sgmii_phy2>;
> > + phy-mode = "sgmii";
> > + status = "okay";
> > +};
> > +
> > +&enet1 {
> > + tbi-handle = <&tbi1>;
> > + phy-handle = <&sgmii_phy1>;
> > + phy-mode = "sgmii";
> > + status = "okay";
> > +};
> > +
> > +/* RGMII delays added via PCB traces */
> > +&enet2 {
> > + phy-mode = "rgmii";
> > + status = "okay";
> > +
> > + fixed-link {
> > + speed = <1000>;
> > + full-duplex;
> > + };
> > +};
> > +
> > +&dspi0 {
> > + bus-num = <0>;
> > + status = "okay";
> > +
> > + /* ADG704BRMZ 1:4 mux/demux */
> > + sja1105: ethernet-switch@1 {
> > + reg = <0x1>;
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > + compatible = "nxp,sja1105t";
> > + /* 12 MHz */
> > + spi-max-frequency = <12000000>;
> > + /* Sample data on trailing clock edge */
> > + spi-cpha;
> > + fsl,spi-cs-sck-delay = <1000>;
> > + fsl,spi-sck-cs-delay = <1000>;
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + port@0 {
> > + /* ETH5 written on chassis */
> > + label = "swp5";
> > + phy-handle = <&rgmii_phy6>;
> > + phy-mode = "rgmii-id";
> > + reg = <0>;
> > + };
> > +
> > + port@1 {
> > + /* ETH2 written on chassis */
> > + label = "swp2";
> > + phy-handle = <&rgmii_phy3>;
> > + phy-mode = "rgmii-id";
> > + reg = <1>;
> > + };
> > +
> > + port@2 {
> > + /* ETH3 written on chassis */
> > + label = "swp3";
> > + phy-handle = <&rgmii_phy4>;
> > + phy-mode = "rgmii-id";
> > + reg = <2>;
> > + };
> > +
> > + port@3 {
> > + /* ETH4 written on chassis */
> > + label = "swp4";
> > + phy-handle = <&rgmii_phy5>;
> > + phy-mode = "rgmii-id";
> > + reg = <3>;
> > + };
> > +
> > + port@4 {
> > + /* Internal port connected to eth2 */
> > + ethernet = <&enet2>;
> > + phy-mode = "rgmii";
> > + reg = <4>;
> > +
> > + fixed-link {
> > + speed = <1000>;
> > + full-duplex;
> > + };
> > + };
> > + };
> > + };
> > +};
> > +
> > +&mdio0 {
> > + /* AR8031 */
> > + sgmii_phy1: ethernet-phy@1 {
> > + reg = <0x1>;
> > + };
> > +
> > + /* AR8031 */
> > + sgmii_phy2: ethernet-phy@2 {
> > + reg = <0x2>;
> > + };
> > +
> > + /* BCM5464 quad PHY */
> > + rgmii_phy3: ethernet-phy@3 {
> > + reg = <0x3>;
> > + };
> > +
> > + rgmii_phy4: ethernet-phy@4 {
> > + reg = <0x4>;
> > + };
> > +
> > + rgmii_phy5: ethernet-phy@5 {
> > + reg = <0x5>;
> > + };
> > +
> > + rgmii_phy6: ethernet-phy@6 {
> > + reg = <0x6>;
> > + };
> > +
> > + /* SGMII PCS for enet0 */
> > + tbi0: tbi-phy@1f {
> > + reg = <0x1f>;
> > + device_type = "tbi-phy";
> > + };
> > +};
> > +
> > +&mdio1 {
> > + /* SGMII PCS for enet1 */
> > + tbi1: tbi-phy@1f {
> > + reg = <0x1f>;
> > + device_type = "tbi-phy";
> > + };
> > +};
> > +
> > +&i2c0 {
> > + status = "okay";
> > +
> > + /* 3 axis accelerometer */
> > + accelerometer@1e {
> > + compatible = "fsl,fxls8471";
> > + position = <0>;
> > + reg = <0x1e>;
> > + };
> > +
> > + /* Audio codec (SAI2) */
> > + codec@2a {
>
> audio-codec for node name.
>
> > + compatible = "fsl,sgtl5000";
> > + VDDIO-supply = <®_vddio_codec>;
> > + VDDA-supply = <®_vdda_codec>;
> > + #sound-dai-cells = <0>;
> > + clocks = <&sys_mclk>;
> > + reg = <0x2a>;
> > + };
> > +
> > + /* Current sensing circuit for 1V VDDCORE PMIC rail */
> > + current-sensor@44 {
> > + compatible = "ti,ina220";
> > + shunt-resistor = <1000>;
> > + reg = <0x44>;
> > + };
> > +
> > + /* Current sensing circuit for 12V VCC rail */
> > + current-sensor@45 {
> > + compatible = "ti,ina220";
> > + shunt-resistor = <1000>;
> > + reg = <0x45>;
> > + };
> > +
> > + /* Thermal monitor - case */
> > + temperature-sensor@48 {
> > + compatible = "national,lm75";
> > + reg = <0x48>;
> > + };
> > +
> > + /* Thermal monitor - chip */
> > + temperature-sensor@4c {
> > + compatible = "ti,tmp451";
> > + reg = <0x4c>;
> > + };
> > +
> > + eeprom@51 {
> > + compatible = "atmel,24c32";
> > + reg = <0x51>;
> > + };
> > +
> > + /* Unsupported devices:
> > + * - FXAS21002C Gyroscope at 0x20
> > + * - TI ADS7924 4-channel ADC at 0x49
> > + */
> > +};
> > +
> > +&qspi {
> > + status = "okay";
> > +
> > + flash@0 {
> > + /* Rev. A uses 64MB flash, Rev. B & C use 32MB flash */
> > + compatible = "jedec,spi-nor", "s25fl256s1", "s25fl512s";
> > + spi-max-frequency = <20000000>;
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + reg = <0>;
> > +
> > + partitions {
> > + compatible = "fixed-partitions";
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > +
> > + partition@0 {
> > + label = "RCW";
> > + reg = <0x0 0x40000>;
> > + };
> > +
> > + partition@...00 {
> > + label = "U-Boot";
> > + reg = <0x40000 0x300000>;
> > + };
> > +
> > + partition@...000 {
> > + label = "U-Boot Env";
> > + reg = <0x340000 0x100000>;
> > + };
> > + };
> > + };
> > +};
> > +
> > +&ifc {
>
> Please sort all these labelling nodes alphabetically.
>
Hi Shawn,
It's not entirely clear to me which nodes you mean.
Regards,
-Vladimir
> Shawn
>
> > + status = "disabled";
> > +};
> > +
> > +&esdhc {
> > + status = "okay";
> > +};
> > +
> > +&uart0 {
> > + status = "okay";
> > +};
> > +
> > +&lpuart0 {
> > + status = "okay";
> > +};
> > +
> > +&lpuart3 {
> > + status = "okay";
> > +};
> > +
> > +&sai2 {
> > + status = "okay";
> > +};
> > +
> > +&sata {
> > + status = "okay";
> > +};
> > --
> > 2.17.1
> >
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