[PATCH] ARM: dts: aspeed: Add Supermicro X13dem system BMC devicetree
Joel Stanley
joel at jms.id.au
Mon May 8 22:43:02 PDT 2023
On Tue, 9 May 2023 at 00:11, <lesly895 at gmail.com> wrote:
>
> From: Ryan Sie <ryans at supermicro.com.tw>
>
> Add a devicetree for the new X13dem system.
That is obvious. Some more details about the system would help for review.
>
> Signed-off-by: Ryan Sie <ryans at supermicro.com.tw>
> ---
> .../boot/dts/aspeed-bmc-supermicro-x13dem.dts | 283 ++++++++++++++++++
> 1 file changed, 283 insertions(+)
> create mode 100644 arch/arm/boot/dts/aspeed-bmc-supermicro-x13dem.dts
>
> diff --git a/arch/arm/boot/dts/aspeed-bmc-supermicro-x13dem.dts b/arch/arm/boot/dts/aspeed-bmc-supermicro-x13dem.dts
> new file mode 100644
> index 000000000000..b5aac905e7ea
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed-bmc-supermicro-x13dem.dts
> @@ -0,0 +1,283 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> +// Copyright 2023 Supermicro Corp.
> +/dts-v1/;
> +
> +#include "aspeed-g6.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +#include <dt-bindings/i2c/i2c.h>
> +
> +/ {
> + model = "X13dem";
Convetion is to name the machine the model + BMC, so this would be "X13DEM BMC".
> + compatible = "aspeed,ast2600";
Needs a compatible for the machine.
> +
> + aliases {
> + mmc0 = &emmc;
> + };
> +
> + chosen {
> + stdout-path = &uart5;
> + bootargs = "console=ttyS4,115200n8 earlycon";
> + };
> +
> + memory at 80000000 {
> + device_type = "memory";
> + reg = <0x80000000 0x40000000>;
> + };
> +
> + reserved-memory {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + /* LPC FW cycle bridge region requires natural alignment */
> + flash_memory: region at b4000000 {
> + no-map;
> + reg = <0xb4000000 0x04000000>; /* 64M */
Are you sure you need this?
> + };
> +
> + /* VGA region is dictated by hardware strapping */
> + vga_memory: region at bf000000 {
> + no-map;
> + compatible = "shared-dma-pool";
> + reg = <0xbf000000 0x01000000>; /* 16M */
Are you sure you need this?
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + powerfail {
> + gpios = <&gpio0 ASPEED_GPIO(G, 5) GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + iio-hwmon {
> + compatible = "iio-hwmon";
> + io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
> + <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
> + <&adc1 0>, <&adc1 1>, <&adc1 2>, <&adc1 3>,
> + <&adc1 4>, <&adc1 5>, <&adc1 6>, <&adc1 7>;
> + };
> +};
> +
> +&adc0 {
> + status = "okay";
> + aspeed,int-vref-microvolt = <2500000>;
> + 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>;
> +};
> +
> +&adc1 {
> + status = "okay";
> + aspeed,int-vref-microvolt = <2500000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_adc8_default &pinctrl_adc9_default
> + &pinctrl_adc10_default &pinctrl_adc11_default
> + &pinctrl_adc12_default &pinctrl_adc13_default
> + &pinctrl_adc14_default &pinctrl_adc15_default>;
> +};
> +
> +&emmc_controller {
> + status = "okay";
> +};
> +
> +&pinctrl_emmc_default {
> + bias-disable;
> +};
> +
> +&emmc {
> + status = "okay";
> + clk-phase-mmc-hs200 = <180>, <180>;
> +};
> +
> +&spi1 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi1_default>;
> +
> + flash at 0 {
> + status = "okay";
> + m25p,fast-read;
> + label = "spi1:0";
> + spi-max-frequency = <25000000>;
> + };
> +};
> +
> +&gpio0 {
> + status = "okay";
> + gpio-line-names =
Consult this document for common names:
https://github.com/openbmc/docs/blob/master/designs/device-tree-gpio-naming.md
> + /*A0-A7*/ "","","","","","","","",
> + /*B0-B7*/ "","","","","","","jpfr2","jpfr3",
> + /*C0-C7*/ "","","","","","","","",
> + /*D0-D7*/ "","","","","","","","",
> + /*E0-E7*/ "","","","","","","","",
> + /*F0-F7*/ "","","","","","","","",
> + /*G0-G7*/ "","","","","","pwrfail-led","","",
> + /*H0-H7*/ "smc-n","nmi-n","pwrbtn-n","rst-n","","","phy1-rst","",
> + /*I0-I7*/ "","","","","","","","",
> + /*J0-J7*/ "","","","","","","","",
> + /*K0-K7*/ "","","","","","","","",
> + /*L0-L7*/ "","","","","","","","",
> + /*M0-M7*/ "","","","","","","","",
> + /*N0-N7*/ "","","","","","","","",
> + /*O0-O7*/ "","","","","","","","speaker-bmc",
> + /*P0-P7*/ "cpld-int","","","","","","","bmc-hbled-n",
> + /*Q0-Q7*/ "","","","","","","","",
> + /*R0-R7*/ "","","","","pwr-ctrl-4","","","",
> + /*S0-S7*/ "","","wake-n","","pwrok-in","pcie-rst-in","","uid-sw-in",
> + /*T0-T7*/ "","","","","","","","",
> + /*U0-U7*/ "","","","","","","","",
> + /*V0-V7*/ "","","","","","","","",
> + /*W0-W7*/ "","","","","","","","",
> + /*X0-X7*/ "","bios-cmp-in","smci-pch-out","","","","nmi-in","bmc-ready",
> + /*Y0-Y7*/ "","bmc-hb-led","bmc-cpld-mux-sel","emmc-rst","","","sci-bmc-out","",
> + /*Z0-Z7*/ "bmc-prg-n","pwer-ctrl-1","pwrbtn-in","","","","","";
> +};
> +
> +&gpio1 {
> + status = "disabled";
> +};
> +
> +&sgpiom0 {
> + status = "disabled";
If you're disabling it you can remove the names below.
> + gpio-line-names =
> + /* SGPIO output lines */
> + /*OA0-OA7*/ "","","","","","","","",
> + /*OB0-OB7*/ "","","","","","","","",
> + /*OC0-OC7*/ "","","","","","","","",
> + /*OD0-OD7*/ "","","","","","","","",
> + /*OE0-OE7*/ "","","","","","","","",
> + /*OF0-OF7*/ "","","","","","","","",
> + /*OG0-OG7*/ "","","","","","","","",
> + /*OH0-OH7*/ "","","","","","","","",
> + /*OI0-OI7*/ "","","","","","","","",
> + /*OJ0-OJ7*/ "","","","","","","","",
> + /*DUMMY*/ "","","","","","","","",
> + /*DUMMY*/ "","","","","","","","",
> +
> + /* SGPIO input lines */
> + /*IA0-IA7*/ "","","","","","","","",
> + /*IB0-IB7*/ "","","","","","","","",
> + /*IC0-IC7*/ "","","","","","","","",
> + /*ID0-ID7*/ "","","","","","","","",
> + /*IE0-IE7*/ "","","","","","","","",
> + /*IF0-IF7*/ "","","","","","","","",
> + /*IG0-IG7*/ "","","","","","","","",
> + /*IH0-IH7*/ "","","","","","","","",
> + /*II0-II7*/ "","","","","","","","",
> + /*IJ0-IJ7*/ "","","","","","","","";
> +};
> +
> +&kcs3 {
> + aspeed,lpc-io-reg = <0xca2>;
> + status = "okay";
> +};
> +
> +&kcs4 {
> + aspeed,lpc-io-reg = <0xca4>;
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> +
> +&uart3 {
> + status = "okay";
> +};
> +
> +&uart4 {
> + status = "okay";
> +};
> +
> +&uart_routing {
> + status = "okay";
> +};
> +
> +&mdio0 {
> + status = "okay";
> +
> + ethphy0: ethernet-phy at 0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + };
> +};
> +
> +&mac0 {
> + status = "okay";
> +
> + phy-mode = "rgmii";
> + phy-handle = <ðphy0>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_rgmii1_default>;
> +};
> +
> +&mac2 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_rmii3_default>;
> + clocks = <&syscon ASPEED_CLK_GATE_MAC3CLK>,
> + <&syscon ASPEED_CLK_MAC3RCLK>;
> + clock-names = "MACCLK", "RCLK";
> + use-ncsi;
> +};
> +
> +&i2c0 {
> + status = "okay";
> +};
> +
> +&i2c1 {
> + status = "disabled";
> +};
> +
> +&i2c2 {
> + multi-master;
> + status = "okay";
> +};
> +
> +&i2c3 {
> + status = "okay";
> +};
> +
> +&i2c4 {
> + status = "okay";
> + bus-frequency = <400000>;
> +};
> +
> +&i2c5 {
> + status = "okay";
> +};
> +
> +&i2c6 {
> + status = "okay";
> +};
> +
> +&i2c7 {
> + status = "okay";
> +};
> +
> +&lpc_ctrl {
> + status = "okay";
> + memory-region = <&flash_memory>;
> +};
> +
> +&xdma {
> + status = "okay";
> + memory-region = <&vga_memory>;
> +};
> +
> +&vhub {
> + status = "okay";
> +};
> +
> +&rtc {
> + status = "okay";
> +};
> +
> --
> 2.34.1
>
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