[PATCH 1/1] ARM:dts:aspeed: Initial device tree for AMD EthanolX
Supreeth Venkatesh
supreeth.venkatesh at amd.com
Thu Jul 23 06:50:50 AEST 2020
Hi Joel
On 7/22/20 12:57 AM, Joel Stanley wrote:
> [CAUTION: External Email]
>
> 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>
Thanks for reviewing it.
>
> 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://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.kernel.org%2Fdoc%2Fhtml%2Flatest%2Fprocess%2Flicense-rules.html&data=02%7C01%7Csupreeth.venkatesh%40amd.com%7C24e9c801e7e84cb2dd9008d82e042e60%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637309942787036878&sdata=yHUh9uKH%2BYLpLI%2BPFVTJO%2FdXfQpRtSa2t3Hg5r3MGrI%3D&reserved=0
>
> 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
>
I will modify in v2 of the patch and send it out.
>
>> +// 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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