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FROMLIST: riscv: dts: sophgo: Enable SPI NOR node for PioneerBox

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Enable SPI NOR node for PioneerBox device tree

According to PioneerBox schematic, SPI-NOR Flash cannot support QSPI
due to hardware design. Thus spi-(tx|rx)-bus-width must be set to 1.

Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
Tested-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Zixian Zeng <sycamoremoon376@gmail.com>
Link: https://lore.kernel.org/r/20250916-sfg-spidts-v2-2-b5d9024fe1c8@gmail.com
Signed-off-by: Han Gao <rabenda.cn@gmail.com>
This commit is contained in:
Zixian Zeng
2025-09-16 21:22:51 +08:00
committed by Han Gao
parent ddfcc372ac
commit b0fd11e572
1 changed files with 24 additions and 0 deletions
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24
arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
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@@ -138,6 +138,30 @@
status = "okay";
};
&spifmc0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <50000000>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <1>;
};
};
&spifmc1 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <50000000>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <1>;
};
};
&uart0 {
pinctrl-0 = <&uart0_cfg>;
pinctrl-names = "default";