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openwrt/target/linux/ramips/dts/mt7620a_hiwifi_hc5x61.dtsi
Shiji Yang d160b2c824 ramips: increase SPI frequency for HIWIFI HC5x61 devices
HIWIFI HC5x61 devices support high speed spi clock up to 100+ MHz.
So set spi frequency to 80 MHz here (Due to frequency division the
real clock is 48 MHz).
I have tested HC5661 and it can run well in OpenWrt v19.07.

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
[adjust commit title and wrap message]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2021-03-21 22:45:20 +01:00

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#include "mt7620a.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
compatible = "hiwifi,hc5x61", "ralink,mt7620a-soc";
chosen {
bootargs = "console=ttyS0,115200";
};
keys {
compatible = "gpio-keys";
reset {
label = "reset";
gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
};
};
&gpio3 {
status = "okay";
};
&spi0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <80000000>;
m25p,fast-read;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x0 0x30000>;
read-only;
};
partition@30000 {
label = "hw_panic";
reg = <0x30000 0x10000>;
read-only;
};
factory: partition@40000 {
label = "factory";
reg = <0x40000 0x10000>;
read-only;
};
partition@50000 {
compatible = "denx,uimage";
label = "firmware";
reg = <0x50000 0xf70000>;
};
partition@fc0000 {
label = "oem";
reg = <0xfc0000 0x20000>;
read-only;
};
bdinfo: partition@fe0000 {
label = "bdinfo";
reg = <0xfe0000 0x10000>;
read-only;
};
partition@ff0000 {
label = "backup";
reg = <0xff0000 0x10000>;
read-only;
};
};
};
};
&ethernet {
mtd-mac-address = <&factory 0x4>;
mediatek,portmap = "wllll";
};
&sdhci {
status = "okay";
};
&wmac {
ralink,mtd-eeprom = <&factory 0x0>;
};
&state_default {
gpio {
groups = "uartf", "wled";
function = "gpio";
};
};