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ipq806x: Askey RT4230W REV6: enable onboard spi flash

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There is a mr25h256 spi flash on this machine. From the mtd backup
of the stock firmware, this spi flash is empty.

[    3.652745] spi_qup 1a280000.spi: IN:block:16, fifo:64, OUT:block:16,
fifo:64
[    3.653925] spi-nor spi0.0: mr25h256 (32 Kbytes)

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
This commit is contained in:
Chukun Pan
2021-06-09 23:22:50 +08:00
committed by Hauke Mehrtens
parent 6f1efb2898
commit eee41e33ec
1 changed files with 29 additions and 0 deletions
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29
target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065-rt4230w-rev6.dts
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@@ -96,6 +96,35 @@
input-disable;
};
};
spi_pins: spi_pins {
cs {
pins = "gpio20";
drive-strength = <12>;
};
};
};
&gsbi5 {
qcom,mode = <GSBI_PROT_SPI>;
status = "okay";
spi@1a280000 {
status = "okay";
pinctrl-0 = <&spi_pins>;
pinctrl-names = "default";
cs-gpios = <&qcom_pinmux 20 GPIO_ACTIVE_HIGH>;
flash@0 {
compatible = "everspin,mr25h256";
#address-cells = <1>;
#size-cells = <1>;
spi-max-frequency = <40000000>;
reg = <0>;
};
};
};
&nand {