Commit b0e50a1f authored by Nícolas F. R. A. Prado's avatar Nícolas F. R. A. Prado Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: asurada: Add SPI NOR flash memory 



Add support for the SPI NOR flash memory present on the Asurada
platform.

Signed-off-by: default avatarNícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220629155956.1138955-20-nfraprado@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent b10e80b1

arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi

+40 −0
Original line number Diff line number Diff line
@@ -241,6 +241,23 @@ &mt6359codec { 
	mediatek,mic-type-2 = <2>; /* DMIC */

};



&nor_flash {

	status = "okay";



	pinctrl-names = "default";

	pinctrl-0 = <&nor_flash_pins>;

	assigned-clocks = <&topckgen CLK_TOP_SFLASH_SEL>;

	assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL_D6_D8>;



	flash@0 {

		compatible = "winbond,w25q64jwm", "jedec,spi-nor";

		reg = <0>;

		spi-max-frequency = <52000000>;

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

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

	};

};



&pcie {

	pinctrl-names = "default";

	pinctrl-0 = <&pcie_pins>;
@@ -658,6 +675,29 @@ pins-clk { 
		};

	};



	nor_flash_pins: nor-flash-default-pins {

		pins-cs-io1 {

			pinmux = <PINMUX_GPIO24__FUNC_SPINOR_CS>,

				 <PINMUX_GPIO28__FUNC_SPINOR_IO1>;

			input-enable;

			bias-pull-up;

			drive-strength = <10>;

		};



		pins-io0 {

			pinmux = <PINMUX_GPIO27__FUNC_SPINOR_IO0>;

			bias-pull-up;

			drive-strength = <10>;

		};



		pins-clk {

			pinmux = <PINMUX_GPIO25__FUNC_SPINOR_CK>;

			input-enable;

			bias-pull-up;

			drive-strength = <10>;

		};

	};



	pcie_pins: pcie-default-pins {

		pins-pcie-wake {

			pinmux = <PINMUX_GPIO63__FUNC_PCIE_WAKE_N>;