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ARM64: dts: Add QSPI Device Tree node for NS2 

Adding QSPI node compatible with the new spi-bcm-qspi driver for the Broadcom's
Northstar2 SoC.

Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
Signed-off-by: Yendapally Reddy Dhananjaya Reddy <yendapally.reddy@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
hifive-unleashed-5.1
Kamal Dasu 2016-08-24 18:04:28 -04:00 committed by Florian Fainelli
parent 1001354ca3
commit ff73917d38
2 changed files with 52 additions and 0 deletions
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34
arch/arm64/boot/dts/broadcom/ns2-svk.dts
View File

@ -185,3 +185,37 @@
groups = "nand_grp";
};
};
&qspi {
bspi-sel = <0>;
flash: m25p80@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "m25p80";
reg = <0x0>;
spi-max-frequency = <12500000>;
m25p,fast-read;
spi-cpol;
spi-cpha;
partition@0 {
label = "boot";
reg = <0x00000000 0x000a0000>;
};
partition@a0000 {
label = "env";
reg = <0x000a0000 0x00060000>;
};
partition@100000 {
label = "system";
reg = <0x00100000 0x00600000>;
};
partition@700000 {
label = "rootfs";
reg = <0x00700000 0x01900000>;
};
};
};

18
arch/arm64/boot/dts/broadcom/ns2.dtsi
View File

@ -565,5 +565,23 @@
brcm,nand-has-wp;
};
qspi: spi@66470200 {
compatible = "brcm,spi-bcm-qspi", "brcm,spi-ns2-qspi";
reg = <0x66470200 0x184>,
<0x66470000 0x124>,
<0x67017408 0x004>,
<0x664703a0 0x01c>;
reg-names = "mspi", "bspi", "intr_regs",
"intr_status_reg";
interrupts = <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "spi_l1_intr";
clocks = <&iprocmed>;
clock-names = "iprocmed";
num-cs = <2>;
#address-cells = <1>;
#size-cells = <0>;
};
};
};