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Message-ID: <57200E20.6090502@rock-chips.com>
Date: Wed, 27 Apr 2016 08:56:00 +0800
From: "jay.xu" <jay.xu@...k-chips.com>
To: Heiko Stübner <heiko@...ech.de>
Cc: lintao@...k-chips.com, robh+dt@...nel.org, pawel.moll@....com,
mark.rutland@....com, ijc+devicetree@...lion.org.uk,
galak@...eaurora.org, catalin.marinas@....com, will.deacon@....com,
huangtao@...k-chips.com, davidriley@...omium.org,
dianders@...omium.org, jwerner@...omium.org, smbarber@...omium.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] ARM64: dts: rockchip: add dts file for RK3399
evaluation board
On 2016年04月26日 20:37, Heiko Stübner wrote:
> Am Dienstag, 26. April 2016, 10:36:46 schrieb Jianqun Xu:
>> This patch add rk3399-evb.dts for RK3399 evaluation board.
>> Tested on RK3399 evb.
>>
>> Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
>> ---
>> changes in v3:
>> - add more compatible (Doug)
>> - add modle
>>
>> arch/arm64/boot/dts/rockchip/Makefile | 1 +
>> arch/arm64/boot/dts/rockchip/rk3399-evb.dts | 125
>> ++++++++++++++++++++++++++++ 2 files changed, 126 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/rockchip/rk3399-evb.dts
>>
>> diff --git a/arch/arm64/boot/dts/rockchip/Makefile
>> b/arch/arm64/boot/dts/rockchip/Makefile index df37865..7037a16 100644
>> --- a/arch/arm64/boot/dts/rockchip/Makefile
>> +++ b/arch/arm64/boot/dts/rockchip/Makefile
>> @@ -1,6 +1,7 @@
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-geekbox.dtb
>> dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-r88.dtb
>> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-evb.dtb
>>
>> always := $(dtb-y)
>> subdir-y := $(dts-dirs)
>> diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts
>> b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts new file mode 100644
>> index 0000000..c3370bd
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts
>> @@ -0,0 +1,125 @@
>> +/*
>> + * Copyright (c) 2016 Fuzhou Rockchip Electronics Co., Ltd
>> + *
>> + * 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.
>> + */
>> +
>> +/dts-v1/;
>> +#include <dt-bindings/pwm/pwm.h>
>> +#include "rk3399.dtsi"
>> +
>> +/ {
>> + model = "Rockchip RK3399 Evaluation Board";
>> + compatible = "rockchip,rk3399-evb", "rockchip,rk3399",
>> + "google,rk3399evb-rev2", google,rk3399evb-rev1",
>> + "google,rk3399evb-rev0" ;
>
> can you check against which compatibles that coreboot really matches?
>
> As we said that the evb changed between rev1 and rev2, I would expect the
> compatible to be something like
>
> compatible = "rockchip,rk3399-evb", "google,rk3399evb-rev2",
> "rockchip,rk3399";
>
> leaving out the rev1 and rev0
>
ok, it will be fixed in next version, thanks
>> +
>> + vdd_center: vdd-center {
>> + compatible = "pwm-regulator";
>> + pwms = <&pwm3 0 25000 0>;
>> + regulator-name = "vdd_center";
>> + regulator-min-microvolt = <800000>;
>> + regulator-max-microvolt = <1400000>;
>> + regulator-always-on;
>> + regulator-boot-on;
>> + status = "okay";
>> + };
>
> Can you check if this runs stable with the pwm-regulator in mainline please?
> I.e. Boris' rework series hasn't landed yet and at least on Veyron I remember
> the pwm-regulator having reliability issues or something like that.
>
ok, I will test stablity on rk3399 evb, and to find out what issue does
veyron encounter.
and could you share a link about Boris'rework series patches ?
thanks
>
>> +
>> + vcc3v3_sys: vcc3v3-sys {
>> + compatible = "regulator-fixed";
>> + regulator-name = "vcc3v3_sys";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-max-microvolt = <3300000>;
>> + };
>> +
>> + vcc_phy: vcc-phy-regulator {
>> + compatible = "regulator-fixed";
>> + regulator-name = "vcc_phy";
>> + regulator-always-on;
>> + regulator-boot-on;
>> + };
>> +};
>> +
>> +&pwm0 {
>> + status = "okay";
>> +};
>> +
>> +&pwm2 {
>> + status = "okay";
>> +};
>> +
>> +&pwm3 {
>> + status = "okay";
>> +};
>> +
>> +&uart2 {
>> + status = "okay";
>> +};
>> +
>> +&usb_host0_ehci {
>> + status = "okay";
>> +};
>> +
>> +&usb_host0_ohci {
>> + status = "okay";
>> +};
>> +
>> +&usb_host1_ehci {
>> + status = "okay";
>> +};
>> +
>> +&usb_host1_ohci {
>> + status = "okay";
>> +};
>> +
>> +&pinctrl {
>> + pmic {
>> + pmic_int_l: pmic-int-l {
>> + rockchip,pins =
>> + <1 21 RK_FUNC_GPIO &pcfg_pull_up>;
>> + };
>> +
>> + pmic_dvs2: pmic-dvs2 {
>> + rockchip,pins =
>> + <1 18 RK_FUNC_GPIO &pcfg_pull_down>;
>> + };
>> + };
>> +};
>
>
>
>
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