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[PW_SID:1101969] spacemit: k1: Add support for Banana Pi BPI-CM6 IO board #2025

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[PW_SID:1101969] spacemit: k1: Add support for Banana Pi BPI-CM6 IO board #2025

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f1619cc
dt-bindings: riscv: spacemit: Add Banana Pi BPI-CM6 compatible
pigmoral May 28, 2026
744a3ff
riscv: dts: spacemit: k1: Split gmac_clk_ref into independent pinctrl…
pigmoral May 28, 2026
b72ca02
riscv: dts: spacemit: k1: Add Banana Pi BPI-CM6 IO board
pigmoral May 28, 2026
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5 changes: 5 additions & 0 deletions Documentation/devicetree/bindings/riscv/spacemit.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,11 @@ properties:
const: '/'
compatible:
oneOf:
- items:
- enum:
- bananapi,bpi-cm6-io
- const: bananapi,bpi-cm6
- const: spacemit,k1
- items:
- enum:
- bananapi,bpi-f3
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1 change: 1 addition & 0 deletions arch/riscv/boot/dts/spacemit/Makefile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_SPACEMIT) += k1-bananapi-cm6-io.dtb
dtb-$(CONFIG_ARCH_SPACEMIT) += k1-bananapi-f3.dtb
dtb-$(CONFIG_ARCH_SPACEMIT) += k1-milkv-jupiter.dtb
dtb-$(CONFIG_ARCH_SPACEMIT) += k1-musepi-pro.dtb
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213 changes: 213 additions & 0 deletions arch/riscv/boot/dts/spacemit/k1-bananapi-cm6-io.dts
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Original file line number Diff line number Diff line change
@@ -0,0 +1,213 @@
// SPDX-License-Identifier: GPL-2.0 OR MIT
/*
* Copyright (C) 2026 Junhui Liu <junhui.liu@pigmoral.tech>
*/

#include "k1-bananapi-cm6.dtsi"

#include <dt-bindings/leds/common.h>

/ {
model = "Banana Pi BPI-CM6 IO Board";
compatible = "bananapi,bpi-cm6-io", "bananapi,bpi-cm6", "spacemit,k1";

aliases {
ethernet0 = &eth0;
ethernet1 = &eth1;
serial0 = &uart0;
};

chosen {
stdout-path = "serial0:115200n8";
};

leds {
compatible = "gpio-leds";

led0 {
color = <LED_COLOR_ID_RED>;
gpios = <&gpio K1_GPIO(96) GPIO_ACTIVE_LOW>;
};

led1 {
color = <LED_COLOR_ID_BLUE>;
gpios = <&gpio K1_GPIO(97) GPIO_ACTIVE_LOW>;
};
};

vdd_sys_12v: regulator-vdd-sys-12v {
compatible = "regulator-fixed";
regulator-name = "VDD_SYS";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
regulator-boot-on;
regulator-always-on;
};

reg_vdd_5v0: regulator-vdd-5v0 {
compatible = "regulator-fixed";
regulator-name = "VDD_5V0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-boot-on;
regulator-always-on;
vin-supply = <&vdd_sys_12v>;
};

pcie_vcc_3v3: regulator-pcie-vcc-3v3 {
compatible = "regulator-fixed";
regulator-name = "NGFF_KEYM_VDD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
vin-supply = <&vdd_sys_12v>;
};

usb_vbus_5v: regulator-usb-vbus-5v {
compatible = "regulator-fixed";
regulator-name = "VBUS_A_B";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpio K1_GPIO(124) GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_vdd_5v0>;
};

reg_vdd_3v3: regulator-vdd-3v3 {
compatible = "regulator-fixed";
regulator-name = "VDD_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
vin-supply = <&vdd_sys_12v>;
};

sd_vcc_3v3: regulator-sd-vcc-3v3 {
compatible = "regulator-fixed";
regulator-name = "3.3VS_CARD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio K1_GPIO(127) GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_vdd_3v3>;
};
};

&combo_phy {
status = "okay";
};

&eth0 {
status = "okay";
};

&eth1 {
nvmem-cells = <&mac_address 1>;
nvmem-cell-names = "mac-address";
phy-handle = <&rgmii1>;
phy-mode = "rgmii-id";
pinctrl-names = "default";
pinctrl-0 = <&gmac1_cfg>;
rx-internal-delay-ps = <0>;
tx-internal-delay-ps = <250>;
status = "okay";

mdio-bus {
#address-cells = <0x1>;
#size-cells = <0x0>;

reset-gpios = <&gpio K1_GPIO(46) GPIO_ACTIVE_LOW>;
reset-delay-us = <10000>;
reset-post-delay-us = <100000>;

rgmii1: phy@1 {
reg = <0x1>;
};
};
};

&i2c2 {
eeprom@54 {
compatible = "atmel,24c08";
reg = <0x54>;
vcc-supply = <&buck3_1v8>;
pagesize = <16>;
size = <1024>;
};
};

&pcie1_phy {
pinctrl-names = "default";
pinctrl-0 = <&pcie1_3_cfg>;
status = "okay";
};

&pcie1_port {
phys = <&pcie1_phy>;
vpcie3v3-supply = <&pcie_vcc_3v3>;
};

&pcie1 {
status = "okay";
};

&pcie2_phy {
pinctrl-names = "default";
pinctrl-0 = <&pcie2_4_cfg>;
status = "okay";
};

&pcie2_port {
phys = <&pcie2_phy>;
vpcie3v3-supply = <&pcie_vcc_3v3>;
};

&pcie2 {
status = "okay";
};

&qspi {
pinctrl-names = "default";
pinctrl-0 = <&qspi_cfg>;
status = "okay";
};

&sdhci0 {
pinctrl-names = "default", "uhs";
pinctrl-0 = <&mmc1_cfg>;
pinctrl-1 = <&mmc1_uhs_cfg>;
bus-width = <4>;
cd-gpios = <&gpio K1_GPIO(80) (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
no-mmc;
no-sdio;
disable-wp;
cap-sd-highspeed;
vmmc-supply = <&sd_vcc_3v3>;
vqmmc-supply = <&aldo1>;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-sdr104;
status = "okay";
};

&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_2_cfg>;
status = "okay";
};

&usbphy2 {
status = "okay";
};

&usb_dwc3 {
dr_mode = "host";
vbus-supply = <&usb_vbus_5v>;
status = "okay";
};

&vddin_sys_5v {
vin-supply = <&reg_vdd_5v0>;
};
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