From 4cca0947fff08716eb2190795d94072e3126f86b Mon Sep 17 00:00:00 2001 From: Tomasz Maciej Nowak Date: Tue, 7 Jun 2022 15:58:26 +0200 Subject: [PATCH] ath79: jj76pf2: enable TCN75 sensor 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 --- target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts | 13 +++++++++++++ target/linux/ath79/image/generic.mk | 2 +- 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts b/target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts index 4ee99432d4..8e861bad48 100644 --- a/target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts +++ b/target/linux/ath79/dts/ar7161_jjplus_ja76pf2.dts @@ -32,6 +32,19 @@ 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 { compatible = "gpio-leds"; diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk index a6a6e5e499..6af90c9903 100644 --- a/target/linux/ath79/image/generic.mk +++ b/target/linux/ath79/image/generic.mk @@ -1465,7 +1465,7 @@ define Device/jjplus_ja76pf2 SOC := ar7161 DEVICE_VENDOR := jjPlus 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 IMAGE/kernel.bin := append-kernel IMAGE/rootfs.bin := append-rootfs | pad-rootfs -- 2.30.2