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lantiq: Enable the hardware SPI driver on the DGN3500/DGN3500B 

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>

SVN-Revision: 48290
owl
Felix Fietkau 2016-01-17 19:55:42 +00:00
parent d8b74320bd
commit d5c5928d6b
1 changed files with 38 additions and 53 deletions
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91
target/linux/lantiq/dts/DGN3500.dtsi
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@ -45,15 +45,9 @@
lantiq,output = <1>; lantiq,output = <1>;
lantiq,pull = <0>; lantiq,pull = <0>;
}; };
spi-in { spi {
lantiq,pins = "io16"; lantiq,groups = "spi", "spi_cs4";
lantiq,open-drain = <1>; lantiq,function = "spi";
lantiq,pull = <2>;
};
spi-out {
lantiq,pins = "io10", "io17", "io18", "io21";
lantiq,open-drain = <0>;
lantiq,pull = <2>;
}; };
}; };
}; };
@ -78,50 +72,6 @@
}; };
}; };
spi {
#address-cells = <1>;
#size-cells = <1>;
compatible = "spi-gpio";
gpio-miso = <&gpio 16 0>;
gpio-mosi = <&gpio 17 0>;
gpio-sck = <&gpio 18 0>;
num-chipselects = <1>;
cs-gpios = <&gpio 10 1>;
m25p80@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "jedec,spi-nor";
reg = <0 0>;
spi-max-frequency = <1000000>;
partition@0 {
reg = <0x0 0x10000>;
label = "uboot";
read-only;
};
partition@10000 {
reg = <0x10000 0x10000>;
label = "uboot-env";
read-only;
};
ath9k_cal: partition@20000 {
reg = <0x20000 0x10000>;
label = "calibration";
read-only;
};
partition@50000 {
reg = <0x50000 0xfa0000>;
label = "firmware";
};
};
};
ath9k_eep { ath9k_eep {
compatible = "ath9k,eeprom"; compatible = "ath9k,eeprom";
ath,eep-flash = <&ath9k_cal 0xf000>; ath,eep-flash = <&ath9k_cal 0xf000>;
@ -198,3 +148,38 @@
}; };
}; };
}; };
&spi {
status = "ok";
m25p80@3 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "jedec,spi-nor";
reg = <3 0>;
spi-max-frequency = <1000000>;
partition@0 {
reg = <0x0 0x10000>;
label = "uboot";
read-only;
};
partition@10000 {
reg = <0x10000 0x10000>;
label = "uboot-env";
read-only;
};
ath9k_cal: partition@20000 {
reg = <0x20000 0x10000>;
label = "calibration";
read-only;
};
partition@50000 {
reg = <0x50000 0xfa0000>;
label = "firmware";
};
};
};