新建产品lunch
以RK356x平台新建rk3568_r产品为例，分以下步骤：
1.修改device/rockchip/rk356x/AndroidProducts.mk 增加rk3568_r的lunch
--- a/AndroidProducts.mk
+++ b/AndroidProducts.mk
@@ -17,10 +17,14 @@
PRODUCT_MAKEFILES := \
$(LOCAL_DIR)/rk3566_rgo/rk3566_rgo.mk \
$(LOCAL_DIR)/rk3566_r/rk3566_r.mk \
+ $(LOCAL_DIR)/rk3568_r/rk3568_r.mk \
COMMON_LUNCH_CHOICES := \
rk3566_rgo-userdebug \
rk3566_rgo-user \
rk3566_r-userdebug \
rk3566_r-user \
+ rk3568_r-userdebug \
+ rk3568_r-user \
2.在device/rockchip/rk356x 目录下新建rk3568_r目录
参考device/rockchip/rk356x下已有的rk3566_r产品目录新建，可以先直接拷贝rk3566_r为rk3568_r，然后将rk3568_r目录下的所有 rk3566_r 字符改为 rk3568_r
Kernel dts说明
新建产品dts
产品新建dts可以根据下表的配置选择对应的dts作为参考。
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/69948385/viewspace-3091324/ ，如需转载，请注明出处，否则将追究法律责任。
