Re: [PATCH v6 5/5] arm: mvebu: Add device tree for db-dxbc2 and db-xc3-24g4xg boards

From: Gregory CLEMENT
Date: Mon Jan 30 2017 - 09:30:10 EST

Hi Chris,

On lun., janv. 30 2017, Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx> wrote:

> These boards are Marvell's evaluation boards for the 98DX4251 and
> 98DX3336 SoCs.
>
> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>

Applied on mvebu/dt

Thanks,

Gregory

> ---
>
> Notes:
> Changes in v5:
> - update license text
> - use node labels
> Changes in v6:
> - Rename dts files to include 'armada-xp-' prefix
>
> arch/arm/boot/dts/armada-xp-db-dxbc2.dts | 151 ++++++++++++++++++++++++++
> arch/arm/boot/dts/armada-xp-db-xc3-24g4xg.dts | 142 ++++++++++++++++++++++++
> 2 files changed, 293 insertions(+)
> create mode 100644 arch/arm/boot/dts/armada-xp-db-dxbc2.dts
> create mode 100644 arch/arm/boot/dts/armada-xp-db-xc3-24g4xg.dts
>
> diff --git a/arch/arm/boot/dts/armada-xp-db-dxbc2.dts b/arch/arm/boot/dts/armada-xp-db-dxbc2.dts
> new file mode 100644
> index 000000000000..a8130805074e
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-xp-db-dxbc2.dts
> @@ -0,0 +1,151 @@
> +/*
> + * Device Tree file for DB-DXBC2 board
> + *
> + * Copyright (C) 2016 Allied Telesis Labs
> + *
> + * Based on armada-xp-db.dts
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * Note: this Device Tree assumes that the bootloader has remapped the
> + * internal registers to 0xf1000000 (instead of the default
> + * 0xd0000000). The 0xf1000000 is the default used by the recent,
> + * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier
> + * boards were delivered with an older version of the bootloader that
> + * left internal registers mapped at 0xd0000000. If you are in this
> + * situation, you should either update your bootloader (preferred
> + * solution) or the below Device Tree should be adjusted.
> + */
> +
> +/dts-v1/;
> +#include "armada-xp-98dx4251.dtsi"
> +
> +/ {
> + model = "Marvell Bobcat2 Evaluation Board";
> + compatible = "marvell,db-dxbc2", "marvell,armadaxp-98dx4251", "marvell,armadaxp", "marvell,armada-370-xp";
> +
> + chosen {
> + bootargs = "console=ttyS0,115200 earlyprintk";
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0 0x00000000 0 0x20000000>; /* 512 MB */
> + };
> +
> +};
> +
> +&devbus_bootcs {
> + status = "okay";
> +
> + /* Device Bus parameters are required */
> +
> + /* Read parameters */
> + devbus,bus-width = <16>;
> + devbus,turn-off-ps = <60000>;
> + devbus,badr-skew-ps = <0>;
> + devbus,acc-first-ps = <124000>;
> + devbus,acc-next-ps = <248000>;
> + devbus,rd-setup-ps = <0>;
> + devbus,rd-hold-ps = <0>;
> +
> + /* Write parameters */
> + devbus,sync-enable = <0>;
> + devbus,wr-high-ps = <60000>;
> + devbus,wr-low-ps = <60000>;
> + devbus,ale-wr-ps = <60000>;
> +};
> +
> +&i2c0 {
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&nand {
> + status = "okay";
> + num-cs = <1>;
> + marvell,nand-keep-config;
> + marvell,nand-enable-arbiter;
> + nand-on-flash-bbt;
> + nand-ecc-strength = <4>;
> + nand-ecc-step-size = <512>;
> +};
> +
> +&sdio {
> + pinctrl-0 = <&sdio_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> + /* No CD or WP GPIOs */
> + broken-cd;
> +};
> +
> +&spi0 {
> + status = "okay";
> +
> + spi-flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "m25p64";
> + reg = <0>; /* Chip select 0 */
> + spi-max-frequency = <20000000>;
> + m25p,fast-read;
> +
> + partition@u-boot {
> + reg = <0x00000000 0x00100000>;
> + label = "u-boot";
> + };
> + partition@u-boot-env {
> + reg = <0x00100000 0x00040000>;
> + label = "u-boot-env";
> + };
> + partition@unused {
> + reg = <0x00140000 0x00ec0000>;
> + label = "unused";
> + };
> +
> + };
> +};
> diff --git a/arch/arm/boot/dts/armada-xp-db-xc3-24g4xg.dts b/arch/arm/boot/dts/armada-xp-db-xc3-24g4xg.dts
> new file mode 100644
> index 000000000000..4e07cb6ed800
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-xp-db-xc3-24g4xg.dts
> @@ -0,0 +1,142 @@
> +/*
> + * Device Tree file for DB-XC3-24G4XG board
> + *
> + * Copyright (C) 2016 Allied Telesis Labs
> + *
> + * Based on armada-xp-db.dts
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * Note: this Device Tree assumes that the bootloader has remapped the
> + * internal registers to 0xf1000000 (instead of the default
> + * 0xd0000000). The 0xf1000000 is the default used by the recent,
> + * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier
> + * boards were delivered with an older version of the bootloader that
> + * left internal registers mapped at 0xd0000000. If you are in this
> + * situation, you should either update your bootloader (preferred
> + * solution) or the below Device Tree should be adjusted.
> + */
> +
> +/dts-v1/;
> +#include "armada-xp-98dx3336.dtsi"
> +
> +/ {
> + model = "DB-XC3-24G4XG";
> + compatible = "marvell,db-xc3-24g4xg", "marvell,armadaxp-98dx3336", "marvell,armadaxp", "marvell,armada-370-xp";
> +
> + chosen {
> + bootargs = "console=ttyS0,115200 earlyprintk";
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0 0x00000000 0 0x40000000>; /* 1 GB */
> + };
> +};
> +
> +&devbus_bootcs {
> + status = "okay";
> +
> + /* Device Bus parameters are required */
> +
> + /* Read parameters */
> + devbus,bus-width = <16>;
> + devbus,turn-off-ps = <60000>;
> + devbus,badr-skew-ps = <0>;
> + devbus,acc-first-ps = <124000>;
> + devbus,acc-next-ps = <248000>;
> + devbus,rd-setup-ps = <0>;
> + devbus,rd-hold-ps = <0>;
> +
> + /* Write parameters */
> + devbus,sync-enable = <0>;
> + devbus,wr-high-ps = <60000>;
> + devbus,wr-low-ps = <60000>;
> + devbus,ale-wr-ps = <60000>;
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&i2c0 {
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> +&nand {
> + status = "okay";
> + num-cs = <1>;
> + marvell,nand-keep-config;
> + marvell,nand-enable-arbiter;
> + nand-on-flash-bbt;
> + nand-ecc-strength = <4>;
> + nand-ecc-step-size = <512>;
> +};
> +
> +&spi0 {
> + status = "okay";
> +
> + spi-flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "m25p64";
> + reg = <0>; /* Chip select 0 */
> + spi-max-frequency = <20000000>;
> + m25p,fast-read;
> +
> + partition@u-boot {
> + reg = <0x00000000 0x00100000>;
> + label = "u-boot";
> + };
> + partition@u-boot-env {
> + reg = <0x00100000 0x00040000>;
> + label = "u-boot-env";
> + };
> + partition@unused {
> + reg = <0x00140000 0x00ec0000>;
> + label = "unused";
> + };
> +
> + };
> +};
> --
> 2.11.0.24.ge6920cf
>

--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com