meta-bletchley: Add init service to setup system

To setup GPIOs and set fan speed to 70%

Signed-off-by: Howard Chiu <howard.chiu@quantatw.com>
Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Change-Id: I7a64e19b6e34bcab7013b382d19d7be6156bf87a
diff --git a/meta-facebook/meta-bletchley/recipes-phosphor/images/obmc-phosphor-image.bbappend b/meta-facebook/meta-bletchley/recipes-phosphor/images/obmc-phosphor-image.bbappend
index 11096e1..a13903c 100644
--- a/meta-facebook/meta-bletchley/recipes-phosphor/images/obmc-phosphor-image.bbappend
+++ b/meta-facebook/meta-bletchley/recipes-phosphor/images/obmc-phosphor-image.bbappend
@@ -1 +1,4 @@
-OBMC_IMAGE_EXTRA_INSTALL:append = " phosphor-nvme"
+OBMC_IMAGE_EXTRA_INSTALL:append = " \
+    phosphor-nvme \
+    plat-svc \
+"