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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: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220629155956.1138955-20-nfraprado@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Nícolas F. R. A. Prado 2022-06-29 11:59:56 -04:00 committed by Matthias Brugger
parent b10e80b173
commit b0e50a1f5d
1 changed files with 40 additions and 0 deletions
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40
arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
View File

@ -241,6 +241,23 @@
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 @@
};
};
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>;