On Sat, 11 Apr 2020, at 02:46, Alexander Filippov wrote:
> Nicole is an OpenPower machine with an Aspeed 2500 BMC SoC manufactured
> by YADRO.
>
> Signed-off-by: Alexander Filippov <a.filippov@xxxxxxxxx>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/aspeed-bmc-opp-nicole.dts | 270 ++++++++++++++++++++
> 2 files changed, 271 insertions(+)
> create mode 100644 arch/arm/boot/dts/aspeed-bmc-opp-nicole.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index e8dd99201397..6f9fe0f959f2 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1347,6 +1347,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
> aspeed-bmc-microsoft-olympus.dtb \
> aspeed-bmc-opp-lanyang.dtb \
> aspeed-bmc-opp-mihawk.dtb \
> + aspeed-bmc-opp-nicole.dtb \
> aspeed-bmc-opp-palmetto.dtb \
> aspeed-bmc-opp-romulus.dtb \
> aspeed-bmc-opp-swift.dtb \
> diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-nicole.dts
> b/arch/arm/boot/dts/aspeed-bmc-opp-nicole.dts
> new file mode 100644
> index 000000000000..3f1d92bab07b
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed-bmc-opp-nicole.dts
> @@ -0,0 +1,270 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +// Copyright 2019 YADRO
> +/dts-v1/;
> +#include "aspeed-g5.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +
> +/ {
> + model = "Nicole BMC";
> + compatible = "yadro,nicole-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;
> +
> + vga_memory: framebuffer@9f000000 {
> + no-map;
> + reg = <0x9f000000 0x01000000>; /* 16M */
> + };
> +
> + flash_memory: region@98000000 {
> + no-map;
> + reg = <0x98000000 0x04000000>; /* 64M */
> + };
> +
> + coldfire_memory: codefire_memory@9ef00000 {
> + reg = <0x9ef00000 0x00100000>;
> + no-map;
> + };
> +
> + gfx_memory: framebuffer {
> + size = <0x01000000>;
> + alignment = <0x01000000>;
> + compatible = "shared-dma-pool";
> + reusable;
> + };
> +
> + video_engine_memory: jpegbuffer {
> + size = <0x02000000>; /* 32M */
> + alignment = <0x01000000>;
> + compatible = "shared-dma-pool";
> + reusable;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + power {
> + gpios = <&gpio ASPEED_GPIO(AA, 4) GPIO_ACTIVE_HIGH>;
> + };
> +
> + identify {
> + gpios = <&gpio ASPEED_GPIO(AA, 7) GPIO_ACTIVE_HIGH>;
> + };
> +
> + alarm_red {
> + gpios = <&gpio ASPEED_GPIO(AA, 3) GPIO_ACTIVE_HIGH>;
> + };
> +
> + alarm_yellow {
> + gpios = <&gpio ASPEED_GPIO(AA, 1) GPIO_ACTIVE_HIGH>;
> + };
> + };
> +
> + fsi: gpio-fsi {
> + compatible = "aspeed,ast2500-cf-fsi-master", "fsi-master";
> + #address-cells = <2>;
> + #size-cells = <0>;
> + no-gpio-delays;
> +
> + memory-region = <&coldfire_memory>;
> + aspeed,sram = <&sram>;
> + aspeed,cvic = <&cvic>;
> +
> + clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
> + data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
> + mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
> + enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
> + trans-gpios = <&gpio ASPEED_GPIO(P, 1) GPIO_ACTIVE_HIGH>;
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + checkstop {
> + label = "checkstop";
> + gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
> + linux,code = <ASPEED_GPIO(J, 2)>;
> + };
> + };
> +
> + iio-hwmon-battery {
> + compatible = "iio-hwmon";
> + io-channels = <&adc 12>;
You should request the ADC pin via pinctrl in the ADC node below.
Andrew
> + };
> +};
> +
> +&fmc {
> + status = "okay";
> + flash@0 {
> + status = "okay";
> + m25p,fast-read;
> + label = "bmc";
> + spi-max-frequency = <50000000>;
> +#include "openbmc-flash-layout.dtsi"
> + };
> +};
> +
> +&spi1 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi1_default>;
> +
> + flash@0 {
> + status = "okay";
> + m25p,fast-read;
> + label = "pnor";
> + 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>;
> +};
> +
> +&uart5 {
> + status = "okay";
> +};
> +
> +&mac0 {
> + status = "okay";
> +
> + use-ncsi;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_rmii1_default>;
> + clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
> + <&syscon ASPEED_CLK_MAC1RCLK>;
> + clock-names = "MACCLK", "RCLK";
> +};
> +
> +&i2c0 {
> + status = "okay";
> +
> + eeprom@50 {
> + compatible = "atmel,24c256";
> + reg = <0x50>;
> + pagesize = <64>;
> + };
> +};
> +
> +&i2c2 {
> + status = "okay";
> + /* CPU0 characterization connector */
> +};
> +
> +&i2c3 {
> + status = "okay";
> + /* CLK GEN SI5338 */
> +};
> +
> +&i2c4 {
> + status = "okay";
> + /* Voltage regulators for CPU0 */
> +};
> +
> +&i2c5 {
> + status = "okay";
> + /* Voltage regulators for CPU1 */
> +};
> +
> +&i2c6 {
> + status = "okay";
> +
> + rtc@32 {
> + compatible = "epson,rx8900";
> + reg = <0x32>;
> + };
> +};
> +
> +&i2c7 {
> + status = "okay";
> + /* CPLD */
> +};
> +
> +&gpio {
> + nic_func_mode0 {
> + gpio-hog;
> + gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
> + output-low;
> + line-name = "nic_func_mode0";
> + };
> + nic_func_mode1 {
> + gpio-hog;
> + gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
> + output-low;
> + line-name = "nic_func_mode1";
> + };
> + seq_cont {
> + gpio-hog;
> + gpios = <ASPEED_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
> + output-low;
> + line-name = "seq_cont";
> + };
> + ncsi_cfg {
> + gpio-hog;
> + input;
> + gpios = <ASPEED_GPIO(E, 1) GPIO_ACTIVE_HIGH>;
> + line-name = "ncsi_cfg";
> + };
> +};
> +
> +&vuart {
> + status = "okay";
> +};
> +
> +&gfx {
> + status = "okay";
> + memory-region = <&gfx_memory>;
> +};
> +
> +&pinctrl {
> + aspeed,external-nodes = <&gfx &lhc>;
> +};
> +
> +&ibt {
> + status = "okay";
> +};
> +
> +&vhub {
> + status = "okay";
> +};
> +
> +&adc {
> + status = "okay";
> +};
> +
> +&video {
> + status = "okay";
> + memory-region = <&video_engine_memory>;
> +};
> +
> +#include "ibm-power9-dual.dtsi"
> --
> 2.21.1
>
>
