Add new platfrom driver to support smb charger

Add a new platform driver to support the Qualcomm SMB charger
with multi-battery support.

Change-Id: I71c813172825c793ddc1a0e5a921e6bbe6e5839c
Signed-off-by: yanyh2 <yanyh2@motorola.com>
Reviewed-on: https://gerrit.mot.com/1896697
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Wentao Xu <xuwt2@motorola.com>
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key

drivers/power/mmi_charger/qpnp_smb_basic_charger/Android.mk

@@ -0,0 +1,14 @@
+DLKM_DIR := motorola/kernel/modules
+LOCAL_PATH := $(call my-dir)
+
+ifeq ($(MOTO_PD_CHARGER),true)
+	KERNEL_CFLAGS += CONFIG_PD_CHARGER_MMI=y
+endif
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := qpnp_smb_basic_charger.ko
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
+LOCAL_ADDITIONAL_DEPENDENCIES := $(KERNEL_MODULES_OUT)/mmi_charger.ko
+KBUILD_OPTIONS_GKI += GKI_OBJ_MODULE_DIR=gki
+include $(DLKM_DIR)/AndroidKernelModule.mk

drivers/power/mmi_charger/qpnp_smb_basic_charger/Kbuild

@@ -0,0 +1,12 @@
+# add -Wall to try to catch everything we can.
+EXTRA_CFLAGS += -Wall
+EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/drivers/power/mmi_charger
+EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/include
+
+ifneq ($(filter m y,$(CONFIG_PD_CHARGER_MMI)),)
+	EXTRA_CFLAGS += -DCONFIG_PD_CHARGER_MMI
+endif
+
+obj-m += qpnp_smb_basic_charger.o
+
+KBUILD_EXTRA_SYMBOLS += $(CURDIR)/$(KBUILD_EXTMOD)/../$(GKI_OBJ_MODULE_DIR)/Module.symvers

drivers/power/mmi_charger/qpnp_smb_basic_charger/Makefile

@@ -0,0 +1,10 @@
+KERNEL_SRC ?= /lib/modules/$(shell uname -r)/build
+
+all:
+	$(MAKE) -C $(KERNEL_SRC) M=$(shell pwd) modules $(KBUILD_OPTIONS)
+
+modules_install:
+	$(MAKE) INSTALL_MOD_STRIP=1 -C $(KERNEL_SRC) M=$(shell pwd) modules_install
+
+clean:
+	$(MAKE) -C $(KERNEL_SRC) M=$(PWD) clean