[PATCH v2] ARM: dts: aspeed: Adding Facebook Yosemite V2 BMC

[Manikandan <manikandan.hcl.ers.epl@gmail.com>]

On Mon, Nov 25, 2019 at 08:36:30AM +1030, Andrew Jeffery wrote:
> 
> 
> On Fri, 22 Nov 2019, at 21:00, Manikandan wrote:
> > 
> > From 9a17872b5faf2c00ab0b572bac0072e44a3d8b91 Mon Sep 17 00:00:00 2001
> > From: manikandan-e <manikandan.hcl.ers.epl@gmail.com>
> > Date: Thu, 21 Nov 2019 11:57:07 +0530
> > Subject: [PATCH] ARM: dts: aspeed: Adding Facebook Yosemite V2 BMC
> > 
> > The Yosemite V2 is a facebook multi-node server
> > platform that host four OCP server. The BMC
> > in the Yosemite V2 platorm based on AST2500 SoC.
> > 
> > This patch adds linux device tree entry related to
> > Yosemite V2 specific devices connected to BMC SoC.
> > 
> > Signed-off-by: manikandan-e <manikandan.hcl.ers.epl@gmail.com>
> > ---
> >  .../boot/dts/aspeed-bmc-facebook-yosemitev2.dts    | 152 +++++++++++++++++++++
> >  1 file changed, 152 insertions(+)
> >  create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
> > 
> > diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts 
> > b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
> > new file mode 100644
> > index 0000000..5f9a2e1
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
> > @@ -0,0 +1,152 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +// Copyright (c) 2018 Facebook Inc.
> > +/dts-v1/;
> > +
> > +#include "aspeed-g5.dtsi"
> > +#include <dt-bindings/gpio/aspeed-gpio.h>
> > +
> > +/ {
> > +	model = "Facebook Yosemitev2 BMC";
> > +	compatible = "facebook,yosemitev2-bmc", "aspeed,ast2500";
> > +	aliases {
> > +		serial0 = &uart1;
> 
> Is this necessary now that you're not enabling uart1?
   Removed in dts.
> 
> But otherwise:
> 
> Acked-by: Andrew Jeffery <andrew@aj.id.au>
> 
> However, I'm guessing you copy/pasted the patch as we still have the
> reply text at the bottom. Copy/paste can lead to mangled whitespace
> or other errors that prevent the patch from being applied cleanly. I
> recommend getting set up and familiar with `git send-email` to give
> your patch the best chance of being applied without trouble. The
> `git format-patch` / `git send-email` pair also take care of iterating
> on your patch with e.g. the `-v` switch that injects the version number
> of the patch in the appropriate places.
> 
> Andrew
> 
 Thanks for input. I have done patch version based on 'git format-patch' and send patch as v3 using mutt.

> > +		serial4 = &uart5;
> > +	};
> > +	chosen {
> > +		stdout-path = &uart5;
> > +		bootargs = "console=ttyS4,115200 earlyprintk";
> > +	};
> > +
> > +	memory at 80000000 {
> > +		reg = <0x80000000 0x20000000>;
> > +	};
> > +
> > +	iio-hwmon {
> > +		// VOLATAGE SENSOR
> > +		compatible = "iio-hwmon";
> > +		io-channels = <&adc 0> , <&adc 1> , <&adc 2> ,  <&adc 3> ,
> > +		<&adc 4> , <&adc 5> , <&adc 6> ,  <&adc 7> ,
> > +		<&adc 8> , <&adc 9> , <&adc 10>, <&adc 11> ,
> > +		<&adc 12> , <&adc 13> , <&adc 14> , <&adc 15> ;
> > +	};
> > +};
> > +
> > +&fmc {
> > +	status = "okay";
> > +	flash at 0 {
> > +		status = "okay";
> > +		m25p,fast-read;
> > +#include "openbmc-flash-layout.dtsi"
> > +	};
> > +};
> > +
> > +&spi1 {
> > +	status = "okay";
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_spi1_default>;
> > +	flash at 0 {
> > +		status = "okay";
> > +		m25p,fast-read;
> > +		label = "pnor";
> > +	};
> > +};
> > +
> > +&uart5 {
> > +	// BMC Console
> > +	status = "okay";
> > +};
> > +
> > +&mac0 {
> > +	status = "okay";
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_rmii1_default>;
> > +	use-ncsi;
> > +};
> > +
> > +&adc {
> > +	status = "okay";
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_adc0_default
> > +		&pinctrl_adc1_default
> > +		&pinctrl_adc2_default
> > +		&pinctrl_adc3_default
> > +		&pinctrl_adc4_default
> > +		&pinctrl_adc5_default
> > +		&pinctrl_adc6_default
> > +		&pinctrl_adc7_default
> > +		&pinctrl_adc8_default
> > +		&pinctrl_adc9_default
> > +		&pinctrl_adc10_default
> > +		&pinctrl_adc11_default
> > +		&pinctrl_adc12_default
> > +		&pinctrl_adc13_default
> > +		&pinctrl_adc14_default
> > +		&pinctrl_adc15_default>;
> > +};
> > +
> > +&i2c8 {
> > +	status = "okay";
> > +	//FRU EEPROM
> > +	eeprom at 51 {
> > +		compatible = "atmel,24c64";
> > +		reg = <0x51>;
> > +		pagesize = <32>;
> > +	};
> > +};
> > +
> > +&i2c9 {
> > +	status = "okay";
> > +	tmp421 at 4e {
> > +	//INLET TEMP
> > +		compatible = "ti,tmp421";
> > +		reg = <0x4e>;
> > +	};
> > +	//OUTLET TEMP
> > +	tmp421 at 4f {
> > +		compatible = "ti,tmp421";
> > +		reg = <0x4f>;
> > +	};
> > +};
> > +
> > +&i2c10 {
> > +	status = "okay";
> > +	//HSC
> > +	adm1278 at 40 {
> > +		compatible = "adi,adm1278";
> > +		reg = <0x40>;
> > +	};
> > +};
> > +
> > +&i2c11 {
> > +	status = "okay";
> > +	//MEZZ_TEMP_SENSOR
> > +	tmp421 at 1f {
> > +		compatible = "ti,tmp421";
> > +		reg = <0x1f>;
> > +	};
> > +};
> > +
> > +&i2c12 {
> > +	status = "okay";
> > +	//MEZZ_FRU
> > +	eeprom at 51 {
> > +		compatible = "atmel,24c64";
> > +		reg = <0x51>;
> > +		pagesize = <32>;
> > +	};
> > +};
> > +
> > +&pwm_tacho {
> > +	status = "okay";
> > +	//FSC
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
> > +	fan at 0 {
> > +		reg = <0x00>;
> > +		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
> > +	};
> > +	fan at 1 {
> > +		reg = <0x01>;
> > +		aspeed,fan-tach-ch = /bits/ 8 <0x02>;
> > +	};
> > +};
> > -- 
> > 2.7.4
> > 
> > 
> > On Fri, Nov 22, 2019 at 09:16:39AM +1030, Andrew Jeffery wrote:
> > > 
> > > 
> > > On Thu, 21 Nov 2019, at 18:18, Manikandan wrote:
> > > > 
> > > > Hi Andrew/Vijay,
> > > > 
> > > > Thanks for the review .
> > > > 
> > > > The following changes done in dts and tested in Facebook Yosemite V2 
> > > > BMC platform,
> > > >   1. LPC feature removed as not supported .
> > > >   2. VUART feature removed as not supported.
> > > >   3. Host UART feature removed
> > > >   4. ADC pinctrl details added in dts.
> > > 
> > > Can you please re-send the patch as a v2 and inline to the mail rather than
> > > as an attachment?
> > > 
> > > Cheers,
> > > 
> > > Andrew
> >