[PATCH v1 2/2] greatlakes: dts: Add Facebook greatlakes (AST2600) BMC

[Krzysztof Kozlowski]

On 06/10/2022 08:35, Delphine CC Chiu wrote:
> Add linux device tree entry related to
> greatlakes specific devices connected to BMC SoC.
> 
> ---
> --- v1 - Add documentation of board compatible (bindings)
> ---    - Add board compatible
> ---    - Remove the bootargs
> ---    - Revise the DTS node name
> ---

This is v3, not v1, because you resent first patch twice Changelog does
not go above SoB. You can see the problem easily - save your patch, git
am xxx.mbox, git show

Subject is wrong. Use subject prefixes matching the subsystem (git log
--oneline -- ...).


> 
> Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu at Wiwynn.com>
> ---
>  arch/arm/boot/dts/Makefile                    |   1 +
>  .../dts/aspeed-bmc-facebook-greatlakes.dts    | 243 ++++++++++++++++++
>  2 files changed, 244 insertions(+)
>  create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 05d8aef6e5d2..d9f417f2d7df 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1586,6 +1586,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
>  	aspeed-bmc-facebook-elbert.dtb \
>  	aspeed-bmc-facebook-fuji.dtb \
>  	aspeed-bmc-facebook-galaxy100.dtb \
> +	aspeed-bmc-facebook-greatlakes.dtb \
>  	aspeed-bmc-facebook-minipack.dtb \
>  	aspeed-bmc-facebook-tiogapass.dtb \
>  	aspeed-bmc-facebook-wedge40.dtb \
> diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> new file mode 100644
> index 000000000000..29c46d0e003e
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-greatlakes.dts
> @@ -0,0 +1,243 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> +// Copyright 2022 Facebook Inc.
> +
> +/dts-v1/;
> +#include "aspeed-g6.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +#include <dt-bindings/leds/leds-pca955x.h>
> +#include <dt-bindings/i2c/i2c.h>
> +
> +/ {
> +	model = "Facebook Greatlakes BMC";
> +	compatible = "facebook,greatlakes-bmc", "aspeed,ast2600";
> +
> +	aliases {
> +		serial4 = &uart5;
> +	};
> +
> +	memory at 80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x80000000>;
> +	};
> +
> +	iio-hwmon {
> +		compatible = "iio-hwmon";
> +		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
> +				<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
> +				<&adc1 0>, <&adc1 2>, <&adc1 3>, <&adc1 4>,
> +				<&adc1 5>, <&adc1 6>;
> +	};
> +};
> +
> +&uart1 {
> +	status = "okay";
> +};
> +
> +&uart2 {
> +	status = "okay";
> +};
> +
> +&uart3 {
> +	status = "okay";
> +};
> +
> +&uart4 {
> +	status = "okay";
> +};
> +
> +&uart5 {
> +	status = "okay";
> +};
> +
> +&wdt1 {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_wdtrst1_default>;
> +	aspeed,reset-type = "soc";
> +	aspeed,external-signal;
> +	aspeed,ext-push-pull;
> +	aspeed,ext-active-high;
> +	aspeed,ext-pulse-duration = <256>;
> +};
> +
> +&mac3 {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_rmii4_default>;
> +	no-hw-checksum;
> +	use-ncsi;
> +	mlx,multi-host;
> +	ncsi-ctrl,start-redo-probe;
> +	ncsi-ctrl,no-channel-monitor;
> +	ncsi-package = <1>;
> +	ncsi-channel = <1>;
> +	ncsi-rexmit = <1>;
> +	ncsi-timeout = <2>;
> +};
> +
> +&rtc {
> +	status = "okay";
> +};
> +
> +&fmc {
> +	status = "okay";
> +	flash at 0 {
> +		status = "okay";
> +		m25p,fast-read;
> +		label = "bmc";
> +		spi-rx-bus-width = <4>;
> +		spi-max-frequency = <50000000>;
> +#include "openbmc-flash-layout-64.dtsi"
> +	};
> +	flash at 1 {
> +		status = "okay";
> +		m25p,fast-read;
> +		label = "bmc2";
> +		spi-rx-bus-width = <4>;
> +		spi-max-frequency = <50000000>;
> +	};
> +};
> +
> +&i2c0 {
> +	status = "okay";
> +	multi-master;
> +	ipmb0 at 10 {

Node names should be generic.
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation

Therefore: ipmb at 10

> +		compatible = "ipmb-dev";
> +		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
> +		i2c-protocol;
> +	};
> +};
> +
> +&i2c1 {
> +	status = "okay";
> +	multi-master;
> +	ipmb1 at 10 {

ipmb at 10

> +		compatible = "ipmb-dev";
> +		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
> +		i2c-protocol;
> +	};
> +};
> +
> +&i2c2 {
> +	status = "okay";
> +	multi-master;
> +	ipmb2 at 10 {

ipmb at 10

> +		compatible = "ipmb-dev";
> +		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
> +		i2c-protocol;
> +	};
> +};
> +
> +&i2c3 {
> +	status = "okay";
> +	multi-master;
> +	ipmb3 at 10 {

ipmb at 10

> +		compatible = "ipmb-dev";
> +		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
> +		i2c-protocol;
> +	};
> +};
> +
> +&i2c4 {
> +	status = "okay";
> +};
> +
> +&i2c5 {
> +	status = "okay";
> +};
> +
> +&i2c6 {
> +	status = "okay";
> +};
> +
> +&i2c7 {
> +	status = "okay";
> +};
> +
> +&i2c8 {
> +	status = "okay";
> +	temperature-sensor at 1f {
> +		compatible = "ti,tmp421";
> +		reg = <0x1f>;
> +	};
> +	// NIC EEPROM
> +	eeprom at 50 {
> +		compatible = "st,24c32";
> +		reg = <0x50>;
> +	};
> +};
> +
> +&i2c9 {
> +	status = "okay";
> +	multi-master;
> +	ipmb9 at 10 {

ipmb at 10

> +		compatible = "ipmb-dev";
> +		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
> +		i2c-protocol;
> +	};
> +};
> +
> +&i2c10 {
> +	status = "okay";
> +};
> +
> +&i2c11 {
> +	status = "okay";
> +	eeprom at 51 {
> +		compatible = "atmel,24c128";
> +		reg = <0x51>;
> +	};
> +	eeprom at 54 {
> +		compatible = "atmel,24c128";
> +		reg = <0x54>;
> +	};
> +};
> +
> +&i2c12 {
> +	status = "okay";
> +	temperature-sensor at 4f {
> +		compatible = "lm75";
> +		reg = <0x4f>;
> +	};
> +};
> +
> +&i2c13 {
> +	status = "okay";
> +};
> +
> +&adc0 {
> +	ref_voltage = <2500>;
> +	status = "okay";
> +	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>;
> +};
> +
> +&adc1 {
> +	ref_voltage = <2500>;
> +	status = "okay";
> +	pinctrl-0 = <&pinctrl_adc8_default &pinctrl_adc10_default
> +			&pinctrl_adc11_default &pinctrl_adc12_default
> +			&pinctrl_adc13_default &pinctrl_adc14_default>;
> +};
> +
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&uhci {
> +	status = "okay";
> +};
> +
> +&gpio0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_gpiu1_default &pinctrl_gpiu7_default>;
> +};
> +
> +

No need for two blank lines at the end. Drop both.

Best regards,
Krzysztof