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Date: Sat, 5 Sep 2020 15:54:20 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: meenakshi.aggarwal@....com
Cc: robh+dt@...nel.org, V.sethi@....com, leoyang.li@....com,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Ioana Ciornei <ioana.ciornei@....com>,
Kuldeep Singh <kuldeep.singh@....com>
Subject: Re: [PATCH 2/2] arm64: dts: lx2160a: add device tree for lx2162aqds
board
On Wed, Sep 02, 2020 at 08:43:30PM +0530, meenakshi.aggarwal@....com wrote:
> From: Meenakshi Aggarwal <meenakshi.aggarwal@....com>
>
> Add device tree support for LX2162AQDS board.
> LX2162A has same die as of LX2160A with different packaging.
>
> Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
> Signed-off-by: Kuldeep Singh <kuldeep.singh@....com>
> Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@....com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> arch/arm64/boot/dts/freescale/fsl-lx2162a-qds.dts | 336 ++++++++++++++++++++++
> 2 files changed, 337 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/fsl-lx2162a-qds.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index a39f0a1..ab9fbd3 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -27,6 +27,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-clearfog-cx.dtb
> dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-honeycomb.dtb
> dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-qds.dtb
> dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2162a-qds.dtb
>
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2162a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-lx2162a-qds.dts
> new file mode 100644
> index 0000000..a81c6a4
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx2162a-qds.dts
> @@ -0,0 +1,336 @@
> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> +//
> +// Device Tree file for LX2162AQDS
> +//
> +// Copyright 2020 NXP
> +
> +/dts-v1/;
> +
> +#include "fsl-lx2160a.dtsi"
> +
> +/ {
> + model = "NXP Layerscape LX2162AQDS";
> + compatible = "nxp,lx2162a-qds", "fsl,lx2160a";
> +
> + aliases {
> + crypto = &crypto;
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + sb_3v3: regulator-sb3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "MC34717-3.3VSB";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + regulator-always-on;
I do not see any point to have regulator-boot-on or regulator-always-on
for a regulator that doesn't have on/off control.
> + };
> +
> + mdio-mux-1 {
> + compatible = "mdio-mux-multiplexer";
> + mux-controls = <&mux 0>;
> + mdio-parent-bus = <&emdio1>;
> + #address-cells=<1>;
> + #size-cells = <0>;
> +
> + mdio@0 { /* On-board RTL8211F PHY #1 RGMII1*/
> + reg = <0x00>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + rgmii_phy1: ethernet-phy@1 {
> + compatible = "ethernet-phy-id001c.c916";
> + reg = <0x1>;
> + eee-broken-1000t;
> + };
> + };
> +
> + mdio@8 { /* On-board RTL8211F PHY #2 RGMII2*/
Missing one space before closing comment.
Shawn
> + reg = <0x8>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + rgmii_phy2: ethernet-phy@2 {
> + compatible = "ethernet-phy-id001c.c916";
> + reg = <0x2>;
> + eee-broken-1000t;
> + };
> + };
> +
> + mdio@18 { /* Slot #1 */
> + reg = <0x18>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@19 { /* Slot #2 */
> + reg = <0x19>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1a { /* Slot #3 */
> + reg = <0x1a>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1b { /* Slot #4 */
> + reg = <0x1b>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1c { /* Slot #5 */
> + reg = <0x1c>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1d { /* Slot #6 */
> + reg = <0x1d>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1e { /* Slot #7 */
> + reg = <0x1e>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1f { /* Slot #8 */
> + reg = <0x1f>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> +
> + mdio-mux-2 {
> + compatible = "mdio-mux-multiplexer";
> + mux-controls = <&mux 1>;
> + mdio-parent-bus = <&emdio2>;
> + #address-cells=<1>;
> + #size-cells = <0>;
> +
> + mdio@0 { /* Slot #1 (secondary EMI) */
> + reg = <0x00>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@1 { /* Slot #2 (secondary EMI) */
> + reg = <0x01>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@2 { /* Slot #3 (secondary EMI) */
> + reg = <0x02>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@3 { /* Slot #4 (secondary EMI) */
> + reg = <0x03>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@4 { /* Slot #5 (secondary EMI) */
> + reg = <0x04>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@5 { /* Slot #6 (secondary EMI) */
> + reg = <0x05>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@6 { /* Slot #7 (secondary EMI) */
> + reg = <0x06>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + mdio@7 { /* Slot #8 (secondary EMI) */
> + reg = <0x07>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> +};
> +
> +&crypto {
> + status = "okay";
> +};
> +
> +&dpmac17 {
> + phy-handle = <&rgmii_phy1>;
> + phy-connection-type = "rgmii-id";
> +};
> +
> +&dpmac18 {
> + phy-handle = <&rgmii_phy2>;
> + phy-connection-type = "rgmii-id";
> +};
> +
> +&dspi0 {
> + status = "okay";
> +
> + dflash0: flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> +};
> +
> +&dspi1 {
> + status = "okay";
> +
> + dflash1: flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> +};
> +
> +&dspi2 {
> + status = "okay";
> +
> + dflash2: flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> +};
> +
> +&emdio1 {
> + status = "okay";
> +};
> +
> +&emdio2 {
> + status = "okay";
> +};
> +
> +&esdhc0 {
> + status = "okay";
> +};
> +
> +&esdhc1 {
> + status = "okay";
> +};
> +
> +&fspi {
> + status = "okay";
> +
> + mt35xu512aba0: flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "jedec,spi-nor";
> + m25p,fast-read;
> + spi-max-frequency = <50000000>;
> + reg = <0>;
> + spi-rx-bus-width = <8>;
> + spi-tx-bus-width = <8>;
> + };
> +};
> +
> +&i2c0 {
> + status = "okay";
> +
> + fpga@66 {
> + compatible = "fsl,lx2160aqds-fpga", "fsl,fpga-qixis-i2c",
> + "simple-mfd";
> + reg = <0x66>;
> +
> + mux: mux-controller {
> + compatible = "reg-mux";
> + #mux-control-cells = <1>;
> + mux-reg-masks = <0x54 0xf8>, /* 0: reg 0x54, bits 7:3 */
> + <0x54 0x07>; /* 1: reg 0x54, bit 2:0 */
> + };
> + };
> +
> + i2c-mux@77 {
> + compatible = "nxp,pca9547";
> + reg = <0x77>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + i2c@2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x2>;
> +
> + power-monitor@40 {
> + compatible = "ti,ina220";
> + reg = <0x40>;
> + shunt-resistor = <500>;
> + };
> +
> + power-monitor@41 {
> + compatible = "ti,ina220";
> + reg = <0x41>;
> + shunt-resistor = <1000>;
> + };
> + };
> +
> + i2c@3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x3>;
> +
> + temperature-sensor@4c {
> + compatible = "nxp,sa56004";
> + reg = <0x4c>;
> + vcc-supply = <&sb_3v3>;
> + };
> +
> + rtc@51 {
> + compatible = "nxp,pcf2129";
> + reg = <0x51>;
> + };
> + };
> + };
> +};
> +
> +&sata0 {
> + status = "okay";
> +};
> +
> +&sata1 {
> + status = "okay";
> +};
> +
> +&sata2 {
> + status = "okay";
> +};
> +
> +&sata3 {
> + status = "okay";
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&usb0 {
> + status = "okay";
> +};
> --
> 2.7.4
>
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