diff options
Diffstat (limited to 'arch/arm64/boot/dts/amlogic/meson-gxm-ugoos-am3.dts')
| -rw-r--r-- | arch/arm64/boot/dts/amlogic/meson-gxm-ugoos-am3.dts | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-ugoos-am3.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-ugoos-am3.dts new file mode 100644 index 000000000000..ba871f3f53bb --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-ugoos-am3.dts @@ -0,0 +1,91 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2025 J. Neuschäfer <j.ne@posteo.net> + * + * Debug UART (3.3V, 115200 baud) at the corner of the board: + * (4) (3) (2) [1] + * Vcc RXD TXD GND + */ + +/dts-v1/; + +#include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/amlogic,meson-g12a-gpio-intc.h> + +#include "meson-gxm.dtsi" +#include "meson-gx-p23x-q20x.dtsi" + +/ { + compatible = "ugoos,am3", "amlogic,s912", "amlogic,meson-gxm"; + model = "Ugoos AM3"; + + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1710000>; + + button-function { + label = "Update"; + linux,code = <KEY_VENDOR>; + press-threshold-microvolt = <10000>; + }; + }; +}; + +&cvbs_connector { + /* Not used on this board */ + status = "disabled"; +}; + +ðmac { + pinctrl-0 = <ð_pins>; + pinctrl-names = "default"; + + /* Select external PHY by default */ + phy-handle = <&external_phy>; + + amlogic,tx-delay-ns = <2>; + + /* External PHY is in RGMII */ + phy-mode = "rgmii"; + + status = "okay"; +}; + +&external_mdio { + external_phy: ethernet-phy@0 { + /* Realtek RTL8211F (0x001cc916) */ + reg = <0>; + + reset-assert-us = <10000>; + reset-deassert-us = <80000>; + reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; + + interrupt-parent = <&gpio_intc>; + /* MAC_INTR on GPIOZ_15 */ + interrupts = <25 IRQ_TYPE_LEVEL_LOW>; + }; +}; + +&i2c_B { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&i2c_b_pins>; + + rtc: rtc@51 { + compatible = "haoyu,hym8563"; + reg = <0x51>; + #clock-cells = <0>; + }; +}; + +/* WLAN: Atheros 10k (QCA9377) */ +&sd_emmc_a { + max-frequency = <200000000>; +}; + +/* eMMC */ +&sd_emmc_c { + max-frequency = <100000000>; +}; |