Commit c34bc660 authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: cherry: Enable support for the SPI NOR flash 



This platform has a SPI NOR: enable support for it, completing the
storage compartment enablement for the entire platform.

Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarNícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20220704101321.44835-11-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 0de0fe95

arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi

+31 −0
Original line number Diff line number Diff line
@@ -231,6 +231,21 @@ &mt6359_vufs_ldo_reg { 
	regulator-always-on;

};



&nor_flash {

	status = "okay";



	pinctrl-names = "default";

	pinctrl-0 = <&nor_pins_default>;



	flash@0 {

		compatible = "jedec,spi-nor";

		reg = <0>;

		spi-max-frequency = <52000000>;

		spi-rx-bus-width = <2>;

		spi-tx-bus-width = <2>;

	};

};



&pio {

	mediatek,rsel-resistance-in-si-unit;

	pinctrl-names = "default";
@@ -513,6 +528,22 @@ pins-rst { 
		};

	};



	nor_pins_default: nor-default-pins {

		pins-ck-io {

			pinmux = <PINMUX_GPIO142__FUNC_SPINOR_IO0>,

				 <PINMUX_GPIO141__FUNC_SPINOR_CK>,

				 <PINMUX_GPIO143__FUNC_SPINOR_IO1>;

			drive-strength = <6>;

			bias-pull-down;

		};



		pins-cs {

			pinmux = <PINMUX_GPIO140__FUNC_SPINOR_CS>;

			drive-strength = <6>;

			bias-pull-up;

		};

	};



	pio_default: pio-default-pins {

		pins-wifi-enable {

			pinmux = <PINMUX_GPIO58__FUNC_GPIO58>;