Commit 04c31403 authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: mt8192-asurada-hayato: Enable Bluetooth 



Hayato's Realtek WiFi/BT module has it's Bluetooth function wired to
UART1.

Add and enable the relevant device nodes for it.

Signed-off-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Reviewed-by: default avatarNícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20230424100409.2992418-1-wenst@chromium.org


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 983f37ee

arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts

+81 −0
Original line number Diff line number Diff line
@@ -40,9 +40,90 @@ CROS_STD_MAIN_KEYMAP 
	>;

};



&pio {

	bt_pins: bt-pins {

		pins-bt-kill {

			pinmux = <PINMUX_GPIO144__FUNC_GPIO144>;

			output-low;

		};



		pins-bt-wake {

			pinmux = <PINMUX_GPIO22__FUNC_GPIO22>;

			bias-pull-up;

		};



		pins-ap-wake-bt {

			pinmux = <PINMUX_GPIO168__FUNC_GPIO168>;

			output-low;

		};

	};



	uart1_pins: uart1-pins {

		pins-rx {

			pinmux = <PINMUX_GPIO94__FUNC_URXD1>;

			input-enable;

			bias-pull-up;

		};



		pins-tx {

			pinmux = <PINMUX_GPIO95__FUNC_UTXD1>;

		};



		pins-cts {

			pinmux = <PINMUX_GPIO166__FUNC_UCTS1>;

			input-enable;

		};



		pins-rts {

			pinmux = <PINMUX_GPIO167__FUNC_URTS1>;

		};

	};



	uart1_pins_sleep: uart1-sleep-pins {

		pins-rx {

			pinmux = <PINMUX_GPIO94__FUNC_GPIO94>;

			input-enable;

			bias-pull-up;

		};



		pins-tx {

			pinmux = <PINMUX_GPIO95__FUNC_UTXD1>;

		};



		pins-cts {

			pinmux = <PINMUX_GPIO166__FUNC_UCTS1>;

			input-enable;

		};



		pins-rts {

			pinmux = <PINMUX_GPIO167__FUNC_URTS1>;

		};

	};

};



&touchscreen {

	compatible = "hid-over-i2c";

	post-power-on-delay-ms = <10>;

	hid-descr-addr = <0x0001>;

	vdd-supply = <&pp3300_u>;

};



&uart1 {

	status = "okay";

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&uart1_pins>;

	pinctrl-1 = <&uart1_pins_sleep>;

	/delete-property/ interrupts;

	interrupts-extended = <&gic GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH 0>,

			      <&pio 94 IRQ_TYPE_EDGE_FALLING>;



	bluetooth {

		compatible = "realtek,rtl8822cs-bt";

		pinctrl-names = "default";

		pinctrl-0 = <&bt_pins>;



		enable-gpios = <&pio 144 GPIO_ACTIVE_HIGH>;

		device-wake-gpios = <&pio 168 GPIO_ACTIVE_HIGH>;

		host-wake-gpios = <&pio 22 GPIO_ACTIVE_LOW>;

	};

};