leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

arm64: dts: n5x: add qspi, usb, and ethernet support

Browse Source 
Populate the N5X board dts file with support for QSPI, USB, and
ethernet.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
This commit is contained in:
Dinh Nguyen 2021-11-30 14:10:44 -06:00
parent fa55b7dcdc
commit f4c35356e0
1 changed files with 71 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts
View File

@ -29,6 +29,36 @@
compatible = "intel,easic-n5x-clkmgr";
};
&gmac0 {
status = "okay";
phy-mode = "rgmii";
phy-handle = <&phy0>;
max-frame-size = <9000>;
mdio0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "snps,dwmac-mdio";
phy0: ethernet-phy@0 {
reg = <4>;
txd0-skew-ps = <0>; /* -420ps */
txd1-skew-ps = <0>; /* -420ps */
txd2-skew-ps = <0>; /* -420ps */
txd3-skew-ps = <0>; /* -420ps */
rxd0-skew-ps = <420>; /* 0ps */
rxd1-skew-ps = <420>; /* 0ps */
rxd2-skew-ps = <420>; /* 0ps */
rxd3-skew-ps = <420>; /* 0ps */
txen-skew-ps = <0>; /* -420ps */
txc-skew-ps = <900>; /* 0ps */
rxdv-skew-ps = <420>; /* 0ps */
rxc-skew-ps = <1680>; /* 780ps */
};
};
};
&mmc {
status = "okay";
cap-sd-highspeed;
@ -40,10 +70,51 @@
clock-frequency = <25000000>;
};
&qspi {
status = "okay";
flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "micron,mt25qu02g", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
m25p,fast-read;
cdns,page-size = <256>;
cdns,block-size = <16>;
cdns,read-delay = <2>;
cdns,tshsl-ns = <50>;
cdns,tsd2d-ns = <50>;
cdns,tchsh-ns = <4>;
cdns,tslch-ns = <4>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
qspi_boot: partition@0 {
label = "Boot and fpga data";
reg = <0x0 0x03FE0000>;
};
qspi_rootfs: partition@3FE0000 {
label = "Root Filesystem - JFFS2";
reg = <0x03FE0000 0x0C020000>;
};
};
};
};
&uart0 {
status = "okay";
};
&usb0 {
status = "okay";
disable-over-current;
};
&watchdog0 {
status = "okay";
};