Thanks for your review
I will resubmit a new patch containing gpio-line-names later
Best Regards,
Ben
-----Original Message-----
From: Joel Stanley <joel@xxxxxxxxx>
Sent: Friday, September 11, 2020 1:35 PM
To: Ben Pai/WHQ/Wistron <Ben_Pai@xxxxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>; Andrew Jeffery <andrew@xxxxxxxx>; devicetree <devicetree@xxxxxxxxxxxxxxx>; Linux ARM <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>; linux-aspeed <linux-aspeed@xxxxxxxxxxxxxxxx>; Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>; Claire Ku/WHQ/Wistron <Claire_Ku@xxxxxxxxxxx>
Subject: Re: [PATCH v1] ARM: dts: aspeed: Add Mowgli BMC platform
On Wed, 9 Sep 2020 at 09:09, Ben Pai <ben_pai@xxxxxxxxxxx> 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@xxxxxxxxxxx>
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@xxxxxxxxx>
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@80000000 {
> + reg = <0x80000000 0x20000000>;
> + };
> +
> + reserved-memory {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + flash_memory: region@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@0 {
> + reg = <0x00>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x00>;
> + };
> +
> + fan@1 {
> + reg = <0x01>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x01>;
> + };
> +
> + fan@2 {
> + reg = <0x02>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x02>;
> + };
> +
> + fan@3 {
> + reg = <0x03>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x03>;
> + };
> +
> + fan@4 {
> + reg = <0x04>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x04>;
> + };
> +
> + fan@5 {
> + reg = <0x00>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x05>;
> + };
> +
> + fan@6 {
> + reg = <0x01>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x06>;
> + };
> +
> + fan@7 {
> + reg = <0x02>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x07>;
> + };
> +
> + fan@8 {
> + reg = <0x03>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x08>;
> + };
> +
> + fan@9 {
> + reg = <0x04>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x09>;
> + };
> +};
> +
> +&fmc {
> + status = "okay";
> + flash@0 {
> + status = "okay";
> + label = "bmc";
> + m25p,fast-read;
> + spi-max-frequency = <50000000>;
> + partitions {
> + #address-cells = < 1 >;
> + #size-cells = < 1 >;
> + compatible = "fixed-partitions";
> + u-boot@0 {
> + reg = < 0 0x60000 >;
> + label = "u-boot";
> + };
> + u-boot-env@60000 {
> + reg = < 0x60000 0x20000 >;
> + label = "u-boot-env";
> + };
> + obmc-ubi@80000 {
> + reg = < 0x80000 0x1F80000 >;
> + label = "obmc-ubi";
> + };
> + };
> + };
> + flash@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@0 {
> + reg = < 0 0x60000 >;
> + label = "alt-u-boot";
> + };
> + u-boot-env@60000 {
> + reg = < 0x60000 0x20000 >;
> + label = "alt-u-boot-env";
> + };
> + obmc-ubi@80000 {
> + reg = < 0x80000 0x1F80000 >;
> + label = "alt-obmc-ubi";
> + };
> + };
> + };
> +};
> +
> +&spi1 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi1_default>;
> +
> + flash@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@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@60 {
> + compatible = "nxp,pca9552";
> + reg = <0x60>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + gpio@0 {
> + reg = <0>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@1 {
> + reg = <1>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@2 {
> + reg = <2>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@3 {
> + reg = <3>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@4 {
> + reg = <4>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@5 {
> + reg = <5>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@6 {
> + reg = <6>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@7 {
> + reg = <7>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@8 {
> + reg = <8>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@9 {
> + reg = <9>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@10 {
> + reg = <10>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@11 {
> + reg = <11>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@12 {
> + reg = <12>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@13 {
> + reg = <13>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@14 {
> + reg = <14>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + gpio@15 {
> + reg = <15>;
> + type = <PCA955X_TYPE_GPIO>;
> + };
> + };
> +
> + power-supply@68 {
> + compatible = "ibm,cffps1";
> + reg = <0x68>;
> + };
> +
> + power-supply@69 {
> + compatible = "ibm,cffps1";
> + reg = <0x69>;
> + };
> +};
> +
> +&i2c4 {
> + status = "okay";
> +
> + /* CP0 VDD & VCS : IR35221 */
> + /* CP0 VDN & VIO : IR35221 */
> + /* CP0 VDDR : IR35221 */
> +
> + ir35221@28 {
> + compatible = "infineon,ir35221";
> + reg = <0x28>;
> + };
> +
> + ir35221@29 {
> + compatible = "infineon,ir35221";
> + reg = <0x29>;
> + };
> +
> + ir35221@2d {
> + compatible = "infineon,ir35221";
> + reg = <0x2d>;
> + };
> +
> +};
> +
> +&i2c5 {
> + status = "disabled";
> +};
> +
> +&i2c6 {
> + status = "disabled";
> +};
> +
> +&i2c7 {
> + status = "disabled";
> +};
> +
> +&i2c8 {
> + status = "okay";
> +
> + eeprom@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@48 {
> + compatible = "ti,tmp275";
> + reg = <0x48>;
> + };
> +
> + tmp275@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
>
>
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