power: discrete charging solution intial version TCMD driver

Add mmi_chg_tcmd driver for tcmd
Porting from Moto solution :(CR) and fixed build err

Change-Id: I513227c592502ccae5fdcbd77018eb0a3e68d179
Reviewed-on: https://gerrit.mot.com/2059917
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Yuecai Liu <liuyc20@motorola.com>
Submit-Approved: Jira Key

drivers/power/mmi_chg_tcmd/Android.mk

@@ -0,0 +1,10 @@
+DLKM_DIR := motorola/kernel/modules
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := mmi_chg_tcmd.ko
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
+include $(DLKM_DIR)/AndroidKernelModule.mk
+
+include $(call first-makefiles-under,$(LOCAL_PATH))

drivers/power/mmi_chg_tcmd/Kbuild

@@ -0,0 +1,5 @@
+# add -Wall to try to catch everything we can.
+EXTRA_CFLAGS += -Wall
+EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/include
+
+obj-m += mmi_chg_tcmd.o

drivers/power/mmi_chg_tcmd/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

include/linux/power/mmi_chg_tcmd.h

@@ -0,0 +1,61 @@
+#ifndef __MOTO_CHG_TCMD_H__
+#define __MOTO_CHG_TCMD_H__
+
+enum MOTO_CHG_TCMD_CLIENT_ID {
+	MOTO_CHG_TCMD_CLIENT_CHG,
+	MOTO_CHG_TCMD_CLIENT_BAT,
+	MOTO_CHG_TCMD_CLIENT_AP_ADC,
+	MOTO_CHG_TCMD_CLIENT_PM_ADC,
+	MOTO_CHG_TCMD_ClIENT_MAX
+};
+
+
+enum MOTO_ADC_TCMD_CHANNEL {
+	MOTO_ADC_TCMD_CHANNEL_CPU = 0,
+	MOTO_ADC_TCMD_CHANNEL_CHG,
+	MOTO_ADC_TCMD_CHANNEL_PA,
+	MOTO_ADC_TCMD_CHANNEL_BATID,
+	MOTO_ADC_TCMD_CHANNEL_VBAT,
+	MOTO_ADC_TCMD_CHANNEL_MAX
+};
+
+struct CHARGER_TEMPERATURE {
+	__s32 CHARGER_Temp;
+	__s32 TemperatureR;
+};
+
+struct mmi_chg_tcmd_client {
+	void *data;
+	int client_id;
+
+	bool factory_kill_disable;
+
+#ifdef USE_LIST_HEAD
+	struct list_head list;
+#endif
+
+	int (*reg_read)(void *input, unsigned char reg, unsigned char *val);//hex
+	int (*reg_write)(void *input, unsigned char reg, unsigned char val);//hex
+
+	int (*get_chg_current)(void *input, int* val);//unit mA
+	int (*set_chg_current)(void *input, int val);//unit mA
+	int (*set_chg_enable)(void *input, int val);
+
+	int (*get_usb_current)(void *input, int* val);//unit mA
+	int (*set_usb_current)(void *input, int val);//unit mA
+	int (*set_usb_enable)(void *input, int val);
+
+	int (*get_usb_voltage)(void *input, int* val);//unit uV
+	int (*get_charger_type)(void *input, int* val);
+
+	int (*get_bat_temp)(void *input, int* val);//unit C
+	int (*get_bat_voltage)(void *input, int* val);//unit uV
+	int (*get_bat_ocv)(void *input, int* val);//unit mV
+	int (*get_bat_id)(void *input, int* val);
+
+    int (*get_adc_value)(void *input, int channel, int* val);
+};
+
+int mmi_chg_tcmd_register(struct mmi_chg_tcmd_client *client);
+
+#endif