[PATCH 1/1] ARM:dts:aspeed: Initial device tree for AMD EthanolX
Joel Stanley
joel at jms.id.au
Wed Jul 22 01:57:41 EDT 2020
On Mon, 20 Jul 2020 at 16:02, Supreeth Venkatesh
<supreeth.venkatesh at amd.com> wrote:
>
> Initial introduction of AMD EthanolX platform equipped with an
> Aspeed ast2500 BMC manufactured by AMD.
>
> AMD EthanolX platform is an AMD customer reference board with an
> Aspeed ast2500 BMC manufactured by AMD.
> This adds AMD EthanolX device tree file including the flash layout
> used by EthanolX BMC machines.
>
> This also adds an entry of AMD EthanolX device tree file in Makefile.
>
> Signed-off-by: Supreeth Venkatesh <supreeth.venkatesh at amd.com>
Reviewed-by: Joel Stanley <joel at jms.id.au>
Looks good. One question about the licence.
> +++ b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
> @@ -0,0 +1,209 @@
> +// SPDX-License-Identifier: Apache-2.0
> +// Copyright (c) 2020 AMD Inc.
Can you have a read of the licence rules and add a preferred licence.
The rules are here:
https://www.kernel.org/doc/html/latest/process/license-rules.html
This very hacky one liner will give you an idea of common licences
used by device trees:
$ git grep -h SPDX -- arch/arm/boot/dts/ | cut -c3- |sort -b | uniq -c
| sort -hr
579 SPDX-License-Identifier: GPL-2.0
305 SPDX-License-Identifier: GPL-2.0-only
222 SPDX-License-Identifier: GPL-2.0-or-later
188 SPDX-License-Identifier: (GPL-2.0+ OR MIT)
91 SPDX-License-Identifier: GPL-2.0+
72 SPDX-License-Identifier: (GPL-2.0 OR MIT)
57 SPDX-License-Identifier: GPL-2.0+ OR MIT
46 SPDX-License-Identifier: GPL-2.0-or-later OR MIT
38 SPDX-License-Identifier: GPL-2.0 OR X11
29 SPDX-License-Identifier: GPL-2.0 OR MIT
19 SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
16 SPDX-License-Identifier: GPL-2.0-only */
6 SPDX-License-Identifier: ISC
5 SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
4 SPDX-License-Identifier: (GPL-2.0+ OR X11)
4 SPDX-License-Identifier: (GPL-2.0 or MIT)
4 SPDX-License-Identifier: GPL-2.0 */
3 SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
2 SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
2 SPDX-License-Identifier: GPL-2.0-or-later */
2 SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
2 SPDX-License-Identifier: (GPL-2.0+)
2 SPDX-License-Identifier: (GPL-2.0)
2 SPDX-License-Identifier: GPL-2.0
1 SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
1 SPDX-License-Identifier: GPL-2.0+
1 SPDX-License-Identifier: GPL-2.0+
1 SPDX-License-Identifier: BSD-3-Clause
> +// Author: Supreeth Venkatesh <supreeth.venkatesh at amd.com>
> +/dts-v1/;
> +
> +#include "aspeed-g5.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +
> +/ {
> + model = "AMD EthanolX BMC";
> + compatible = "amd,ethanolx-bmc", "aspeed,ast2500";
> +
> + memory at 80000000 {
> + reg = <0x80000000 0x20000000>;
> + };
> + aliases {
> + serial0 = &uart1;
> + serial4 = &uart5;
> + };
> + chosen {
> + stdout-path = &uart5;
> + bootargs = "console=ttyS4,115200 earlyprintk";
> + };
> + leds {
> + compatible = "gpio-leds";
> +
> + fault {
> + gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
> + };
> +
> + identify {
> + gpios = <&gpio ASPEED_GPIO(A, 3) GPIO_ACTIVE_LOW>;
> + };
> + };
> + iio-hwmon {
> + compatible = "iio-hwmon";
> + io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>;
> + };
> +};
> +
> +&fmc {
> + status = "okay";
> + flash at 0 {
> + status = "okay";
> + m25p,fast-read;
> + #include "openbmc-flash-layout.dtsi"
> + };
> +};
> +
> +
> +&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";
> +};
> +
> +&uart1 {
> + //Host Console
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_txd1_default
> + &pinctrl_rxd1_default>;
> +};
> +
> +&uart5 {
> + //BMC Console
> + status = "okay";
> +};
> +
> +&adc {
> + status = "okay";
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_adc0_default
> + &pinctrl_adc1_default
> + &pinctrl_adc2_default
> + &pinctrl_adc3_default
> + &pinctrl_adc4_default>;
> +};
> +
> +// Thermal Sensors
> +&i2c7 {
> + status = "okay";
> +
> + lm75a at 48 {
> + compatible = "national,lm75a";
> + reg = <0x48>;
> + };
> +
> + lm75a at 49 {
> + compatible = "national,lm75a";
> + reg = <0x49>;
> + };
> +
> + lm75a at 4a {
> + compatible = "national,lm75a";
> + reg = <0x4a>;
> + };
> +
> + lm75a at 4b {
> + compatible = "national,lm75a";
> + reg = <0x4b>;
> + };
> +
> + lm75a at 4c {
> + compatible = "national,lm75a";
> + reg = <0x4c>;
> + };
> +
> + lm75a at 4d {
> + compatible = "national,lm75a";
> + reg = <0x4d>;
> + };
> +
> + lm75a at 4e {
> + compatible = "national,lm75a";
> + reg = <0x4e>;
> + };
> +
> + lm75a at 4f {
> + compatible = "national,lm75a";
> + reg = <0x4f>;
> + };
> +};
> +
> +&kcs1 {
> + status = "okay";
> + kcs_addr = <0x60>;
> +};
> +
> +&kcs2 {
> + status = "okay";
> + kcs_addr = <0x62>;
> +};
> +
> +&kcs4 {
> + status = "okay";
> + kcs_addr = <0x97DE>;
> +};
> +
> +&lpc_snoop {
> + status = "okay";
> + snoop-ports = <0x80>;
> +};
> +
> +&lpc_ctrl {
> + //Enable lpc clock
> + status = "okay";
> +};
> +
> +&pwm_tacho {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pwm0_default
> + &pinctrl_pwm1_default
> + &pinctrl_pwm2_default
> + &pinctrl_pwm3_default
> + &pinctrl_pwm4_default
> + &pinctrl_pwm5_default
> + &pinctrl_pwm6_default
> + &pinctrl_pwm7_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 = <0x05>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x05>;
> + };
> +
> + fan at 6 {
> + reg = <0x06>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x06>;
> + };
> +
> + fan at 7 {
> + reg = <0x07>;
> + aspeed,fan-tach-ch = /bits/ 8 <0x07>;
> + };
> +};
> +
> +
> +
> --
> 2.17.1
>
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