meta-hxt: add some sensors support for rep2

HXT stardragon4800 is an ARMv8-compatible 48-core processor chip.
The REP2 is a reference design board for stardragon4800.
BMC will handle the sensors,devices by I2C,SPI, include:
IR38163, PXM1310, NVT210, TMP421, ADM1278, PCA9641 and so on.

(From meta-hxt rev: 7f93ff421703876e060efd1f25d6dec5c899ed05)

Change-Id: Ida87db042c52d7b3dc365525eec0dfebc9d19041
Signed-off-by: Yuan Yao <yao.yuan@hxt-semitech.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-hxt/meta-stardragon4800-rep2/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend b/meta-hxt/meta-stardragon4800-rep2/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
new file mode 100644
index 0000000..5d89e82
--- /dev/null
+++ b/meta-hxt/meta-stardragon4800-rep2/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
@@ -0,0 +1,34 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+
+NAMES = " apb/i2c@1e78a000/i2c-bus@1c0/tmp421@1d \
+         apb/i2c@1e78a000/i2c-bus@1c0/tmp421@1f \
+         apb/i2c@1e78a000/i2c-bus@1c0/tmp421@4d \
+         apb/i2c@1e78a000/i2c-bus@1c0/tmp421@4f \
+         apb/i2c@1e78a000/i2c-bus@1c0/nvt210@4c \
+         apb/i2c@1e78a000/i2c-bus@180/ir38163@42 \
+         apb/i2c@1e78a000/i2c-bus@180/ir38163@44 \
+         apb/i2c@1e78a000/i2c-bus@180/ir38163@46 \
+         apb/i2c@1e78a000/i2c-bus@180/ir38163@48 \
+         apb/i2c@1e78a000/i2c-bus@180/pxm1310@02 \
+         apb/i2c@1e78a000/i2c-bus@180/pxm1310@04 \
+         apb/i2c@1e78a000/i2c-bus@80/tmp421@1c \
+         apb/i2c@1e78a000/i2c-bus@80/tmp421@1e \
+         apb/i2c@1e78a000/i2c-bus@80/tmp421@2a \
+         apb/i2c@1e78a000/i2c-bus@80/tmp421@4e \
+         apb/i2c@1e78a000/i2c-bus@300/adm1278@10 \
+         apb/i2c@1e78a000/i2c-bus@300/adm1278@11 \
+         apb/i2c@1e78a000/i2c-bus@340/pca9641@70/i2c-arb/adm1278@12 \
+         apb/i2c@1e78a000/i2c-bus@340/pca9641@70/i2c-arb/max31790@20 \
+         apb/i2c@1e78a000/i2c-bus@340/pca9641@70/i2c-arb/max31790@23 \
+         apb/i2c@1e78a000/i2c-bus@340/pca9641@70/i2c-arb/tmp421@1d \
+         apb/i2c@1e78a000/i2c-bus@340/pca9641@70/i2c-arb/ds1100@58 \
+         flash-controller@1e631000/spi2@0 \
+"
+
+ITEMSFMT = "ahb/{0}.conf"
+
+ITEMS = "${@compose_list(d, 'ITEMSFMT', 'NAMES')}"
+ITEMS += "iio-hwmon.conf"
+
+ENVS = "obmc/hwmon/{0}"
+SYSTEMD_ENVIRONMENT_FILE_${PN} += "${@compose_list(d, 'ENVS', 'ITEMS')}"