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socfpga: implement socdk SPI flash config in dts 

SocDK has same QSPI and SPI flash configuration as Socrates. Add
support for it.

Signed-off-by: Pavel Machek <pavel@denx.de>
This commit is contained in:
Pavel Machek 2015-04-23 09:14:01 +02:00 committed by Marek Vasut
parent b284d268af
commit daa23f5128
1 changed files with 24 additions and 0 deletions
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24
arch/arm/dts/socfpga_cyclone5_socdk.dts
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@ -25,6 +25,10 @@
* to be added to the gmac1 device tree blob. * to be added to the gmac1 device tree blob.
*/ */
ethernet0 = &gmac1; ethernet0 = &gmac1;
spi0 = "/spi@ff705000"; /* QSPI */
spi1 = "/spi@fff00000";
spi2 = "/spi@fff01000";
}; };
regulator_3_3v: 3-3-v-regulator { regulator_3_3v: 3-3-v-regulator {
@ -77,3 +81,23 @@
&usb1 { &usb1 {
status = "okay"; status = "okay";
}; };
&qspi {
status = "okay";
flash0: n25q00@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "n25q00";
reg = <0>; /* chip select */
spi-max-frequency = <50000000>;
m25p,fast-read;
page-size = <256>;
block-size = <16>; /* 2^16, 64KB */
read-delay = <4>; /* delay value in read data capture register */
tshsl-ns = <50>;
tsd2d-ns = <50>;
tchsh-ns = <4>;
tslch-ns = <4>;
};
};