[PATCH v1] ARM: dts: aspeed: Add Mowgli BMC platform

Ben_Pai at wistron.com Ben_Pai at wistron.com
Thu Sep 17 19:44:56 AEST 2020


Thanks for your review

I will resubmit a new patch containing gpio-line-names later

Best Regards,
Ben

-----Original Message-----
From: Joel Stanley <joel at jms.id.au> 
Sent: Friday, September 11, 2020 1:35 PM
To: Ben Pai/WHQ/Wistron <Ben_Pai at wistron.com>
Cc: Rob Herring <robh+dt at kernel.org>; Andrew Jeffery <andrew at aj.id.au>; devicetree <devicetree at vger.kernel.org>; Linux ARM <linux-arm-kernel at lists.infradead.org>; linux-aspeed <linux-aspeed at lists.ozlabs.org>; Linux Kernel Mailing List <linux-kernel at vger.kernel.org>; Claire Ku/WHQ/Wistron <Claire_Ku at wistron.com>
Subject: Re: [PATCH v1] ARM: dts: aspeed: Add Mowgli BMC platform

On Wed, 9 Sep 2020 at 09:09, Ben Pai <ben_pai at wistron.com> wrote:
>
> The Mowgli BMC is an ASPEED ast2500 based BMC that is part of an 
> OpenPower Power9 server.
>
> Signed-off-by: Ben Pai <Ben_Pai at wistron.com>

This looks good to me. I assume you have all the hardware correctly described.

I notice you don't have any gpio-line-names. If you're using recent openbmc you will need those descriptions, but I will leave that to you.

Reviewed-by: Joel Stanley <joel at jms.id.au>

Cheers,

Joel

> ---
>  arch/arm/boot/dts/Makefile                  |   1 +
>  arch/arm/boot/dts/aspeed-bmc-opp-mowgli.dts | 663 
> ++++++++++++++++++++
>  2 files changed, 664 insertions(+)
>  create mode 100644 arch/arm/boot/dts/aspeed-bmc-opp-mowgli.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile 
> index 4572db3fa5ae..92edb2e12823 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1381,6 +1381,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
>         aspeed-bmc-microsoft-olympus.dtb \
>         aspeed-bmc-opp-lanyang.dtb \
>         aspeed-bmc-opp-mihawk.dtb \
> +       aspeed-bmc-opp-mowgli.dtb \
>         aspeed-bmc-opp-nicole.dtb \
>         aspeed-bmc-opp-palmetto.dtb \
>         aspeed-bmc-opp-romulus.dtb \
> diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-mowgli.dts 
> b/arch/arm/boot/dts/aspeed-bmc-opp-mowgli.dts
> new file mode 100644
> index 000000000000..11fd86980162
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed-bmc-opp-mowgli.dts
> @@ -0,0 +1,663 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/dts-v1/;
> +#include "aspeed-g5.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h> #include 
> +<dt-bindings/leds/leds-pca955x.h>
> +
> +/ {
> +       model = "Mowgli BMC";
> +       compatible = "ibm,mowgli-bmc", "aspeed,ast2500";
> +
> +
> +       chosen {
> +               stdout-path = &uart5;
> +               bootargs = "console=ttyS4,115200 earlyprintk";
> +       };
> +
> +       memory at 80000000 {
> +               reg = <0x80000000 0x20000000>;
> +       };
> +
> +       reserved-memory {
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges;
> +
> +               flash_memory: region at 98000000 {
> +                       no-map;
> +                       reg = <0x98000000 0x04000000>; /* 64M */
> +               };
> +
> +               gfx_memory: framebuffer {
> +                       size = <0x01000000>;
> +                       alignment = <0x01000000>;
> +                       compatible = "shared-dma-pool";
> +                       reusable;
> +               };
> +
> +               video_engine_memory: jpegbuffer {
> +                       size = <0x02000000>;
> +                       alignment = <0x01000000>;
> +                       compatible = "shared-dma-pool";
> +                       reusable;
> +               };
> +       };
> +
> +       gpio-keys {
> +               compatible = "gpio-keys";
> +
> +               air-water {
> +                       label = "air-water";
> +                       gpios = <&gpio ASPEED_GPIO(F, 6) GPIO_ACTIVE_LOW>;
> +                       linux,code = <ASPEED_GPIO(F, 6)>;
> +               };
> +
> +               checkstop {
> +                       label = "checkstop";
> +                       gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
> +                       linux,code = <ASPEED_GPIO(J, 2)>;
> +               };
> +
> +               ps0-presence {
> +                       label = "ps0-presence";
> +                       gpios = <&gpio ASPEED_GPIO(Z, 2) GPIO_ACTIVE_LOW>;
> +                       linux,code = <ASPEED_GPIO(Z, 2)>;
> +               };
> +
> +               ps1-presence {
> +                       label = "ps1-presence";
> +                       gpios = <&gpio ASPEED_GPIO(Z, 0) GPIO_ACTIVE_LOW>;
> +                       linux,code = <ASPEED_GPIO(Z, 0)>;
> +               };
> +
> +               id-button {
> +                       label = "id-button";
> +                       gpios = <&gpio ASPEED_GPIO(F, 1) GPIO_ACTIVE_LOW>;
> +                       linux,code = <ASPEED_GPIO(F, 1)>;
> +               };
> +       };
> +
> +       gpio-keys-polled {
> +               compatible = "gpio-keys-polled";
> +               poll-interval = <1000>;
> +
> +               fan0-presence {
> +                       label = "fan0-presence";
> +                       gpios = <&pca9552 9 GPIO_ACTIVE_LOW>;
> +                       linux,code = <9>;
> +               };
> +
> +               fan1-presence {
> +                       label = "fan1-presence";
> +                       gpios = <&pca9552 10 GPIO_ACTIVE_LOW>;
> +                       linux,code = <10>;
> +               };
> +
> +               fan2-presence {
> +                       label = "fan2-presence";
> +                       gpios = <&pca9552 11 GPIO_ACTIVE_LOW>;
> +                       linux,code = <11>;
> +               };
> +
> +               fan3-presence {
> +                       label = "fan3-presence";
> +                       gpios = <&pca9552 12 GPIO_ACTIVE_LOW>;
> +                       linux,code = <12>;
> +               };
> +
> +               fan4-presence {
> +                       label = "fan4-presence";
> +                       gpios = <&pca9552 13 GPIO_ACTIVE_LOW>;
> +                       linux,code = <13>;
> +               };
> +       };
> +
> +       leds {
> +               compatible = "gpio-leds";
> +
> +               front-fault {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_LOW>;
> +               };
> +
> +               power-button {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&gpio ASPEED_GPIO(AA, 1) GPIO_ACTIVE_LOW>;
> +               };
> +
> +               front-id {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan0 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca9552 0 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan1 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca9552 1 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan2 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca9552 2 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan3 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca9552 3 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan4 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca9552 4 GPIO_ACTIVE_LOW>;
> +               };
> +       };
> +
> +       fsi: gpio-fsi {
> +               compatible = "fsi-master-gpio", "fsi-master";
> +               #address-cells = <2>;
> +               #size-cells = <0>;
> +               no-gpio-delays;
> +
> +               clock-gpios = <&gpio ASPEED_GPIO(E, 6) GPIO_ACTIVE_HIGH>;
> +               data-gpios = <&gpio ASPEED_GPIO(E, 7) GPIO_ACTIVE_HIGH>;
> +               mux-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
> +               enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
> +               trans-gpios = <&gpio ASPEED_GPIO(E, 5) GPIO_ACTIVE_HIGH>;
> +       };
> +
> +       iio-hwmon-12v {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 0>;
> +       };
> +
> +       iio-hwmon-5v {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 1>;
> +       };
> +
> +       iio-hwmon-3v {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 2>;
> +       };
> +
> +       iio-hwmon-vdd {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 3>;
> +       };
> +
> +       iio-hwmon-vcs {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 5>;
> +       };
> +
> +       iio-hwmon-vdn {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 7>;
> +       };
> +
> +       iio-hwmon-vio {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 9>;
> +       };
> +
> +       iio-hwmon-vddra {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 11>;
> +       };
> +
> +       iio-hwmon-battery {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 12>;
> +       };
> +
> +       iio-hwmon-vddrb {
> +               compatible = "iio-hwmon";
> +               io-channels = <&adc 13>;
> +       };
> +};
> +
> +&pwm_tacho {
> +       status = "okay";
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default
> +               &pinctrl_pwm2_default &pinctrl_pwm3_default
> +               &pinctrl_pwm4_default>;
> +
> +       fan at 0 {
> +               reg = <0x00>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x00>;
> +       };
> +
> +       fan at 1 {
> +               reg = <0x01>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x01>;
> +       };
> +
> +       fan at 2 {
> +               reg = <0x02>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x02>;
> +       };
> +
> +       fan at 3 {
> +               reg = <0x03>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x03>;
> +       };
> +
> +       fan at 4 {
> +               reg = <0x04>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x04>;
> +       };
> +
> +       fan at 5 {
> +               reg = <0x00>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x05>;
> +       };
> +
> +       fan at 6 {
> +               reg = <0x01>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x06>;
> +       };
> +
> +       fan at 7 {
> +               reg = <0x02>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x07>;
> +       };
> +
> +       fan at 8 {
> +               reg = <0x03>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x08>;
> +       };
> +
> +       fan at 9 {
> +               reg = <0x04>;
> +               aspeed,fan-tach-ch = /bits/ 8 <0x09>;
> +       };
> +};
> +
> +&fmc {
> +       status = "okay";
> +       flash at 0 {
> +               status = "okay";
> +               label = "bmc";
> +               m25p,fast-read;
> +               spi-max-frequency = <50000000>;
> +               partitions {
> +                       #address-cells = < 1 >;
> +                       #size-cells = < 1 >;
> +                       compatible = "fixed-partitions";
> +                       u-boot at 0 {
> +                               reg = < 0 0x60000 >;
> +                               label = "u-boot";
> +                       };
> +                       u-boot-env at 60000 {
> +                               reg = < 0x60000 0x20000 >;
> +                               label = "u-boot-env";
> +                       };
> +                       obmc-ubi at 80000 {
> +                               reg = < 0x80000 0x1F80000 >;
> +                               label = "obmc-ubi";
> +                       };
> +               };
> +       };
> +       flash at 1 {
> +               status = "okay";
> +               label = "alt-bmc";
> +               m25p,fast-read;
> +               spi-max-frequency = <50000000>;
> +               partitions {
> +                       #address-cells = < 1 >;
> +                       #size-cells = < 1 >;
> +                       compatible = "fixed-partitions";
> +                       u-boot at 0 {
> +                               reg = < 0 0x60000 >;
> +                               label = "alt-u-boot";
> +                       };
> +                       u-boot-env at 60000 {
> +                               reg = < 0x60000 0x20000 >;
> +                               label = "alt-u-boot-env";
> +                       };
> +                       obmc-ubi at 80000 {
> +                               reg = < 0x80000 0x1F80000 >;
> +                               label = "alt-obmc-ubi";
> +                       };
> +               };
> +       };
> +};
> +
> +&spi1 {
> +       status = "okay";
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_spi1_default>;
> +
> +       flash at 0 {
> +               status = "okay";
> +               label = "pnor";
> +               m25p,fast-read;
> +               spi-max-frequency = <100000000>;
> +       };
> +};
> +
> +&lpc_ctrl {
> +       status = "okay";
> +       memory-region = <&flash_memory>;
> +       flash = <&spi1>;
> +};
> +
> +&uart1 {
> +       /* Rear RS-232 connector */
> +       status = "okay";
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_txd1_default
> +                       &pinctrl_rxd1_default
> +                       &pinctrl_nrts1_default
> +                       &pinctrl_ndtr1_default
> +                       &pinctrl_ndsr1_default
> +                       &pinctrl_ncts1_default
> +                       &pinctrl_ndcd1_default
> +                       &pinctrl_nri1_default>; };
> +
> +&uart2 {
> +       /* APSS */
> +       status = "okay";
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_txd2_default &pinctrl_rxd2_default>; };
> +
> +&uart5 {
> +       status = "okay";
> +};
> +
> +&mac0 {
> +       status = "okay";
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_rmii1_default>;
> +       clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
> +                <&syscon ASPEED_CLK_MAC1RCLK>;
> +       clock-names = "MACCLK", "RCLK";
> +       use-ncsi;
> +};
> +
> +&mac1 {
> +       status = "okay";
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>; 
> +};
> +
> +&i2c0 {
> +       status = "okay";
> +
> +       tmp275 at 48 {
> +               compatible = "ti,tmp275";
> +               reg = <0x48>;
> +       };
> +};
> +
> +&i2c1 {
> +       status = "disabled";
> +};
> +
> +&i2c2 {
> +       status = "okay";
> +
> +       /* CPU MFG CONN */
> +
> +};
> +
> +&i2c3 {
> +       status = "okay";
> +
> +       /* APSS */
> +       /* CPLD */
> +
> +       /* PCA9516 (repeater) ->
> +        *    CLK Buffer 9FGS9092
> +        *    Power Supply 0
> +        *    Power Supply 1
> +        *    PCA 9552 LED
> +        */
> +
> +       pca9552: pca9552 at 60 {
> +               compatible = "nxp,pca9552";
> +               reg = <0x60>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +               gpio-controller;
> +               #gpio-cells = <2>;
> +
> +               gpio at 0 {
> +                       reg = <0>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 1 {
> +                       reg = <1>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 2 {
> +                       reg = <2>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 3 {
> +                       reg = <3>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 4 {
> +                       reg = <4>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 5 {
> +                       reg = <5>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 6 {
> +                       reg = <6>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 7 {
> +                       reg = <7>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 8 {
> +                       reg = <8>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 9 {
> +                       reg = <9>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 10 {
> +                       reg = <10>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 11 {
> +                       reg = <11>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 12 {
> +                       reg = <12>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 13 {
> +                       reg = <13>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 14 {
> +                       reg = <14>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +               gpio at 15 {
> +                       reg = <15>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +       };
> +
> +       power-supply at 68 {
> +               compatible = "ibm,cffps1";
> +               reg = <0x68>;
> +       };
> +
> +       power-supply at 69 {
> +               compatible = "ibm,cffps1";
> +               reg = <0x69>;
> +       };
> +};
> +
> +&i2c4 {
> +       status = "okay";
> +
> +       /* CP0 VDD & VCS : IR35221 */
> +       /* CP0 VDN & VIO : IR35221 */
> +       /* CP0 VDDR : IR35221 */
> +
> +       ir35221 at 28 {
> +               compatible = "infineon,ir35221";
> +               reg = <0x28>;
> +       };
> +
> +       ir35221 at 29 {
> +               compatible = "infineon,ir35221";
> +               reg = <0x29>;
> +       };
> +
> +       ir35221 at 2d {
> +               compatible = "infineon,ir35221";
> +               reg = <0x2d>;
> +       };
> +
> +};
> +
> +&i2c5 {
> +       status = "disabled";
> +};
> +
> +&i2c6 {
> +       status = "disabled";
> +};
> +
> +&i2c7 {
> +       status = "disabled";
> +};
> +
> +&i2c8 {
> +       status = "okay";
> +
> +       eeprom at 50 {
> +               compatible = "atmel,24c64";
> +               reg = <0x50>;
> +       };
> +};
> +
> +&i2c9 {
> +       status = "okay";
> +
> +       /* PCIe G3 x16 slot */
> +};
> +
> +&i2c10 {
> +       status = "disabled";
> +};
> +
> +&i2c11 {
> +       status = "okay";
> +
> +       /* CPLD */
> +       /* TPM */
> +       /* RTC RX8900CE */
> +       /* TMP275A */
> +       /* TMP275A */
> +
> +       tmp275 at 48 {
> +               compatible = "ti,tmp275";
> +               reg = <0x48>;
> +       };
> +
> +       tmp275 at 49 {
> +               compatible = "ti,tmp275";
> +               reg = <0x49>;
> +       };
> +
> +};
> +
> +&i2c12 {
> +       status = "disabled";
> +};
> +
> +&i2c13 {
> +       status = "disabled";
> +};
> +
> +&vuart {
> +       status = "okay";
> +};
> +
> +&gfx {
> +       status = "okay";
> +       memory-region = <&gfx_memory>; };
> +
> +&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>; };
> +
> +&wdt1 {
> +       aspeed,reset-type = "none";
> +       aspeed,external-signal;
> +       aspeed,ext-push-pull;
> +       aspeed,ext-active-high;
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_wdtrst1_default>; };
> +
> +&wdt2 {
> +       aspeed,alt-boot;
> +};
> +
> +&ibt {
> +       status = "okay";
> +};
> +
> +&vhub {
> +       status = "okay";
> +};
> +
> +&video {
> +       status = "okay";
> +       memory-region = <&video_engine_memory>; };
> +
> +#include "ibm-power9-dual.dtsi"
> +
> --
> 2.17.1
>
>
> ----------------------------------------------------------------------
> ----------------------------------------------------------------------
> ------------------- This email contains confidential or legally 
> privileged information and is for the sole use of its intended recipient.
> Any unauthorized review, use, copying or distribution of this email or the content of this email is strictly prohibited.
> If you are not the intended recipient, you may reply to the sender and should delete this e-mail immediately.
> ----------------------------------------------------------------------
> ----------------------------------------------------------------------
> -------------------


More information about the Linux-aspeed mailing list