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ath79: jj76pf2: enable TCN75 sensor

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This SBC has Microchip TCN75 sensor, wich measures ambient temperature.
Specify it in dts to allow readout by applications using kernel hwmon
API.

Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com>
This commit is contained in:
Tomasz Maciej Nowak 2022-06-07 15:58:26 +02:00 committed by Christian Lamparter
parent f614332197
commit 4cca0947ff
2 changed files with 14 additions and 1 deletions
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13
target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts
View file

@ -32,6 +32,19 @@
clock-frequency = <40000000>; clock-frequency = <40000000>;
}; };
i2c {
compatible = "i2c-gpio";
sda-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
scl-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
sensor@48 {
compatible = "microchip,tcn75";
reg = <0x48>;
};
};
leds { leds {
compatible = "gpio-leds"; compatible = "gpio-leds";

2
target/linux/ath79/image/generic.mk
View file

@ -1465,7 +1465,7 @@ define Device/jjplus_ja76pf2
SOC := ar7161 SOC := ar7161
DEVICE_VENDOR := jjPlus DEVICE_VENDOR := jjPlus
DEVICE_MODEL := JA76PF2 DEVICE_MODEL := JA76PF2
DEVICE_PACKAGES += -kmod-ath9k -swconfig -wpad-basic-wolfssl -uboot-envtools fconfig DEVICE_PACKAGES += -kmod-ath9k -swconfig -wpad-basic-wolfssl -uboot-envtools fconfig kmod-hwmon-lm75
IMAGES += kernel.bin rootfs.bin IMAGES += kernel.bin rootfs.bin
IMAGE/kernel.bin := append-kernel IMAGE/kernel.bin := append-kernel
IMAGE/rootfs.bin := append-rootfs | pad-rootfs IMAGE/rootfs.bin := append-rootfs | pad-rootfs