hak5
/
openwrt
mirror of https://github.com/hak5/openwrt.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ramips: use SoC I2C instead of bitbanged for Ubiquiti ER-X-SFP 

The original idea of bitbanged I2C is to use i2c-gpio-custom
Since i2c-gpio-custom is no longer available on 5.4, use SoC I2C instead

Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>
master
DENG Qingfang 2020-03-19 19:43:39 +08:00 committed by Chuanhong Guo
parent 5acd1ed0be
commit 53b66248f4
3 changed files with 8 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
target/linux/ramips/dts/mt7621_ubiquiti_edgerouterx-sfp.dts
View File

@ -5,18 +5,13 @@
/ {
model = "UBNT-ERX-SFP";
compatible = "ubiquiti,edgerouterx-sfp", "mediatek,mt7621-soc";
};
i2c-gpio {
compatible = "i2c-gpio";
gpios = <&gpio 3 GPIO_ACTIVE_HIGH /* sda */
&gpio 4 GPIO_ACTIVE_HIGH /* scl */
>;
#address-cells = <1>;
#size-cells = <0>;
&i2c {
status = "okay";
pca9555@25 {
compatible = "pca9555";
reg = <0x25>;
};
pca9555@25 {
compatible = "nxp,pca9555";
reg = <0x25>;
};
};

2
target/linux/ramips/dts/mt7621_ubiquiti_edgerouterx.dtsi
View File

@ -109,7 +109,7 @@
&state_default {
gpio {
groups = "uart2", "uart3", "i2c", "pcie", "rgmii2", "jtag";
groups = "uart2", "uart3", "pcie", "rgmii2", "jtag";
function = "gpio";
};
};

2
target/linux/ramips/image/mt7621.mk
View File

@ -785,7 +785,7 @@ define Device/ubiquiti_edgerouterx-sfp
$(Device/ubiquiti_edgerouterx)
DEVICE_VENDOR := Ubiquiti
DEVICE_MODEL := EdgeRouter X-SFP
DEVICE_PACKAGES += kmod-i2c-algo-pca kmod-gpio-pca953x kmod-i2c-gpio-custom
DEVICE_PACKAGES += kmod-i2c-algo-pca kmod-gpio-pca953x
SUPPORTED_DEVICES += ubnt-erx-sfp
endef
TARGET_DEVICES += ubiquiti_edgerouterx-sfp