Merge "msm: 8974: Remove use of Q6 MSS clocks from PIL and clock drivers"
diff --git a/Documentation/devicetree/bindings/usb/msm-hsusb.txt b/Documentation/devicetree/bindings/usb/msm-hsusb.txt
index 43e87a8..9c2ce6c 100644
--- a/Documentation/devicetree/bindings/usb/msm-hsusb.txt
+++ b/Documentation/devicetree/bindings/usb/msm-hsusb.txt
@@ -35,6 +35,13 @@
   0 will be treated as 500mA
 - qcom,hsusb-otg-pclk-src-name: The source of pclk
 - qcom,hsusb-otg-pmic-id-irq: ID, routed to PMIC IRQ number
+- Refer to "Documentation/devicetree/bindings/arm/msm/msm_bus.txt" for
+  below optional properties:
+    - qcom,msm_bus,name
+    - qcom,msm_bus,num_cases
+    - qcom,msm_bus,active_only
+    - qcom,msm_bus,num_paths
+    - qcom,msm_bus,vectors
 
 Example HSUSB OTG controller device node :
 	usb@f9690000 {
@@ -51,8 +58,32 @@
 		qcom,hsusb-otg-power-budget = <500>;
 		qcom,hsusb-otg-pclk-src-name = "dfab_usb_clk";
 		qcom,hsusb-otg-pmic-id-irq = <47>
+
+		qcom,msm_bus,name = "usb2";
+		qcom,msm_bus,num_cases = <2>;
+		qcom,msm_bus,active_only = <0>;
+		qcom,msm_bus,num_paths = <1>;
+		qcom,msm_bus,vectors =
+				<87 512 0 0>,
+				<87 512 60000000 960000000>;
 	};
 
+ANDROID USB:
+
+Required properties:
+- compatible: should be "qcom,android-usb"
+
+Optional properties :
+- reg  : offset and length of memory region that is used by driver to
+  update USB PID and serial numbers used by bootloader in DLOAD mode.
+
+Example Android USB device node :
+	android_usb@fc42b0c8 {
+		compatible = "qcom,android-usb";
+		reg = <0xfc42b0c8 0xc8>;
+	};
+
+
 BAM:
 
 Required properties:
diff --git a/arch/arm/boot/dts/msm8974.dtsi b/arch/arm/boot/dts/msm8974.dtsi
index fd0fa46..918f1f0 100644
--- a/arch/arm/boot/dts/msm8974.dtsi
+++ b/arch/arm/boot/dts/msm8974.dtsi
@@ -91,9 +91,23 @@
 		HSUSB_3p3-supply = <&pm8941_l24>;
 
 		qcom,hsusb-otg-phy-type = <2>;
+		qcom,hsusb-otg-phy-init-seq = <0x63 0x81 0xffffffff>;
 		qcom,hsusb-otg-mode = <1>;
 		qcom,hsusb-otg-otg-control = <1>;
 		qcom,hsusb-otg-disable-reset;
+
+		qcom,msm_bus,name = "usb2";
+		qcom,msm_bus,num_cases = <2>;
+		qcom,msm_bus,active_only = <0>;
+		qcom,msm_bus,num_paths = <1>;
+		qcom,msm_bus,vectors =
+				<87 512 0 0>,
+				<87 512 60000000 960000000>;
+	};
+
+	android_usb@fc42b0c8 {
+		compatible = "qcom,android-usb";
+		reg = <0xfc42b0c8 0xc8>;
 	};
 
 	sdcc1: qcom,sdcc@f9824000 {
diff --git a/arch/arm/configs/msm8960-perf_defconfig b/arch/arm/configs/msm8960-perf_defconfig
index ad02480..2c8f71e 100644
--- a/arch/arm/configs/msm8960-perf_defconfig
+++ b/arch/arm/configs/msm8960-perf_defconfig
@@ -229,6 +229,7 @@
 CONFIG_NET_EMATCH_META=y
 CONFIG_NET_EMATCH_TEXT=y
 CONFIG_NET_CLS_ACT=y
+CONFIG_MARIMBA_CORE=y
 CONFIG_BT=y
 CONFIG_BT_RFCOMM=y
 CONFIG_BT_RFCOMM_TTY=y
@@ -238,6 +239,8 @@
 CONFIG_BT_HIDP=y
 CONFIG_BT_HCISMD=y
 CONFIG_BT_HCIUART=y
+CONFIG_BT_HCIUART_H4=y
+CONFIG_BT_HCIUART_IBS=y
 CONFIG_BT_HCIUART_ATH3K=y
 CONFIG_MSM_BT_POWER=y
 CONFIG_CFG80211=m
@@ -322,6 +325,7 @@
 CONFIG_SMB349_CHARGER=y
 CONFIG_PM8921_CHARGER=y
 CONFIG_PM8921_BMS=y
+CONFIG_BATTERY_BCL=y
 CONFIG_SENSORS_PM8XXX_ADC=y
 CONFIG_SENSORS_EPM_ADC=y
 CONFIG_THERMAL=y
diff --git a/arch/arm/configs/msm8960_defconfig b/arch/arm/configs/msm8960_defconfig
index ae72589..a2deab2 100644
--- a/arch/arm/configs/msm8960_defconfig
+++ b/arch/arm/configs/msm8960_defconfig
@@ -233,6 +233,7 @@
 CONFIG_NET_EMATCH_META=y
 CONFIG_NET_EMATCH_TEXT=y
 CONFIG_NET_CLS_ACT=y
+CONFIG_MARIMBA_CORE=y
 CONFIG_BT=y
 CONFIG_BT_RFCOMM=y
 CONFIG_BT_RFCOMM_TTY=y
@@ -243,6 +244,8 @@
 CONFIG_BT_HCISMD=y
 CONFIG_BT_HCIUART=y
 CONFIG_BT_HCIUART_ATH3K=y
+CONFIG_BT_HCIUART_H4=y
+CONFIG_BT_HCIUART_IBS=y
 CONFIG_MSM_BT_POWER=y
 CONFIG_CFG80211=m
 # CONFIG_CFG80211_WEXT is not set
@@ -326,6 +329,7 @@
 CONFIG_SMB349_CHARGER=y
 CONFIG_PM8921_CHARGER=y
 CONFIG_PM8921_BMS=y
+CONFIG_BATTERY_BCL=y
 CONFIG_SENSORS_PM8XXX_ADC=y
 CONFIG_SENSORS_EPM_ADC=y
 CONFIG_THERMAL=y
diff --git a/arch/arm/mach-msm/board-8064.c b/arch/arm/mach-msm/board-8064.c
index 46d7e46..ec52d1a 100644
--- a/arch/arm/mach-msm/board-8064.c
+++ b/arch/arm/mach-msm/board-8064.c
@@ -217,6 +217,13 @@
 #endif /* CONFIG_MSM_MULTIMEDIA_USE_ION */
 #endif /* CONFIG_ANDROID_PMEM */
 
+#ifdef CONFIG_BATTERY_BCL
+static struct platform_device battery_bcl_device = {
+	.name = "battery_current_limit",
+	.id = -1,
+};
+#endif
+
 struct fmem_platform_data apq8064_fmem_pdata = {
 };
 
@@ -2555,6 +2562,9 @@
 	&msm_tsens_device,
 	&apq8064_cache_dump_device,
 	&msm_8064_device_tspp,
+#ifdef CONFIG_BATTERY_BCL
+	&battery_bcl_device,
+#endif
 };
 
 static struct platform_device *cdp_devices[] __initdata = {
diff --git a/arch/arm/mach-msm/board-8960.c b/arch/arm/mach-msm/board-8960.c
index 9bbdaa6..8deb648 100644
--- a/arch/arm/mach-msm/board-8960.c
+++ b/arch/arm/mach-msm/board-8960.c
@@ -2466,6 +2466,13 @@
 };
 #endif
 
+#ifdef CONFIG_BATTERY_BCL
+static struct platform_device battery_bcl_device = {
+	.name = "battery_current_limit",
+	.id = -1,
+};
+#endif
+
 static struct platform_device msm8960_device_ext_5v_vreg __devinitdata = {
 	.name	= GPIO_REGULATOR_DEV_NAME,
 	.id	= PM8921_MPP_PM_TO_SYS(7),
@@ -2690,6 +2697,9 @@
 #ifdef CONFIG_MSM_FAKE_BATTERY
 	&fish_battery_device,
 #endif
+#ifdef CONFIG_BATTERY_BCL
+	&battery_bcl_device,
+#endif
 	&msm8960_fmem_device,
 #ifdef CONFIG_ANDROID_PMEM
 #ifndef CONFIG_MSM_MULTIMEDIA_USE_ION
@@ -2738,8 +2748,6 @@
 
 static struct platform_device *cdp_devices[] __initdata = {
 	&msm_8960_q6_lpass,
-	&msm_8960_q6_mss_fw,
-	&msm_8960_q6_mss_sw,
 	&msm_8960_riva,
 	&msm_pil_tzapps,
 	&msm_pil_dsps,
@@ -3229,6 +3237,11 @@
 	msm8960_add_vidc_device();
 
 	msm8960_pm8921_gpio_mpp_init();
+	/* Don't add modem devices on APQ targets */
+	if (socinfo_get_id() != 124) {
+		platform_device_register(&msm_8960_q6_mss_fw);
+		platform_device_register(&msm_8960_q6_mss_sw);
+	}
 	platform_add_devices(cdp_devices, ARRAY_SIZE(cdp_devices));
 	msm8960_init_smsc_hub();
 	msm8960_init_hsic();
diff --git a/arch/arm/mach-msm/board-8974.c b/arch/arm/mach-msm/board-8974.c
index 8d593f6..dcc0d01 100644
--- a/arch/arm/mach-msm/board-8974.c
+++ b/arch/arm/mach-msm/board-8974.c
@@ -268,11 +268,6 @@
 	msm_reserve();
 }
 
-static struct platform_device android_usb_device = {
-	.name	= "android_usb",
-	.id	= -1,
-};
-
 #define BIMC_BASE	0xfc380000
 #define BIMC_SIZE	0x0006A000
 #define SYS_NOC_BASE	0xfc460000
@@ -463,7 +458,6 @@
 void __init msm_8974_add_devices(void)
 {
 	platform_device_register(&msm_device_smd_8974);
-	platform_device_register(&android_usb_device);
 }
 
 /*
diff --git a/arch/arm/mach-msm/include/mach/diag_dload.h b/arch/arm/mach-msm/include/mach/diag_dload.h
new file mode 100644
index 0000000..83c7f2d
--- /dev/null
+++ b/arch/arm/mach-msm/include/mach/diag_dload.h
@@ -0,0 +1,32 @@
+/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __LINUX_DIAG_DLOAD_H__
+#define __LINUX_DIAG_DLOAD_H__
+
+
+#define PID_MAGIC_ID		0x71432909
+#define SERIAL_NUM_MAGIC_ID	0x61945374
+#define SERIAL_NUMBER_LENGTH	128
+
+struct magic_num_struct {
+	uint32_t pid;
+	uint32_t serial_num;
+};
+
+struct dload_struct {
+	uint32_t	pid;
+	char		serial_number[SERIAL_NUMBER_LENGTH];
+	struct magic_num_struct magic_struct;
+};
+
+#endif
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 8c392fc..464f19f 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -248,7 +248,7 @@
 
 config MARIMBA_CORE
 	tristate "Marimba Core"
-	depends on I2C && (ARCH_MSM7X30 || ARCH_MSM8X60 || ARCH_MSM7X27A)
+	depends on I2C && (ARCH_MSM7X30 || ARCH_MSM8X60 || ARCH_MSM7X27A || ARCH_MSM8960)
 	default n
 	help
 	  Enables the Marimba Core driver. The core driver provides
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
index fe18a90..52fd5e8 100644
--- a/drivers/mmc/host/msm_sdcc.c
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -1159,15 +1159,16 @@
 	if (mmc_cmd_type(cmd) == MMC_CMD_ADTC)
 		*c |= MCI_CSPM_DATCMD;
 
-	/* Check if AUTO CMD19 is required or not? */
-	if (host->tuning_needed && host->en_auto_cmd19 &&
-		!(host->mmc->ios.timing == MMC_TIMING_MMC_HS200)) {
-
+	/* Check if AUTO CMD19/CMD21 is required or not? */
+	if (host->tuning_needed &&
+		(host->en_auto_cmd19 || host->en_auto_cmd21)) {
 		/*
 		 * For open ended block read operation (without CMD23),
-		 * AUTO_CMD19 bit should be set while sending the READ command.
+		 * AUTO_CMD19/AUTO_CMD21 bit should be set while sending
+		 * the READ command.
 		 * For close ended block read operation (with CMD23),
-		 * AUTO_CMD19 bit should be set while sending CMD23.
+		 * AUTO_CMD19/AUTO_CMD21 bit should be set while sending
+		 * CMD23.
 		 */
 		if ((cmd->opcode == MMC_SET_BLOCK_COUNT &&
 			host->curr.mrq->cmd->opcode ==
@@ -1179,6 +1180,9 @@
 			if (host->en_auto_cmd19 &&
 			    host->mmc->ios.timing == MMC_TIMING_UHS_SDR104)
 				*c |= MCI_CSPM_AUTO_CMD19;
+			else if (host->en_auto_cmd21 &&
+			    host->mmc->ios.timing == MMC_TIMING_MMC_HS200)
+				*c |= MCI_CSPM_AUTO_CMD21;
 		}
 	}
 
@@ -4829,6 +4833,8 @@
 		spin_lock_irqsave(&host->lock, flags);
 		if (is_cmd19)
 			host->en_auto_cmd19 = !!temp;
+		else
+			host->en_auto_cmd21 = !!temp;
 		spin_unlock_irqrestore(&host->lock, flags);
 	}
 }
@@ -4852,6 +4858,25 @@
 	return count;
 }
 
+static ssize_t
+show_enable_auto_cmd21(struct device *dev, struct device_attribute *attr,
+		       char *buf)
+{
+	struct mmc_host *mmc = dev_get_drvdata(dev);
+	struct msmsdcc_host *host = mmc_priv(mmc);
+
+	return snprintf(buf, PAGE_SIZE, "%d\n", host->en_auto_cmd21);
+}
+
+static ssize_t
+store_enable_auto_cmd21(struct device *dev, struct device_attribute *attr,
+			const char *buf, size_t count)
+{
+	set_auto_cmd_setting(dev, buf, false);
+
+	return count;
+}
+
 #ifdef CONFIG_HAS_EARLYSUSPEND
 static void msmsdcc_early_suspend(struct early_suspend *h)
 {
@@ -5998,7 +6023,7 @@
 		goto remove_polling_file;
 
 	if (!is_auto_cmd19(host))
-		goto exit;
+		goto add_auto_cmd21_atrr;
 
 	/* Sysfs entry for AUTO CMD19 control */
 	host->auto_cmd19_attr.show = show_enable_auto_cmd19;
@@ -6010,9 +6035,26 @@
 	if (ret)
 		goto remove_idle_timeout_file;
 
+ add_auto_cmd21_atrr:
+	if (!is_auto_cmd21(host))
+		goto exit;
+
+	/* Sysfs entry for AUTO CMD21 control */
+	host->auto_cmd21_attr.show = show_enable_auto_cmd21;
+	host->auto_cmd21_attr.store = store_enable_auto_cmd21;
+	sysfs_attr_init(&host->auto_cmd21_attr.attr);
+	host->auto_cmd21_attr.attr.name = "enable_auto_cmd21";
+	host->auto_cmd21_attr.attr.mode = S_IRUGO | S_IWUSR;
+	ret = device_create_file(&pdev->dev, &host->auto_cmd21_attr);
+	if (ret)
+		goto remove_auto_cmd19_attr_file;
+
  exit:
 	return 0;
 
+ remove_auto_cmd19_attr_file:
+	if (is_auto_cmd19(host))
+		device_remove_file(&pdev->dev, &host->auto_cmd19_attr);
  remove_idle_timeout_file:
 	device_remove_file(&pdev->dev, &host->idle_timeout);
  remove_polling_file:
@@ -6097,6 +6139,8 @@
 
 	if (is_auto_cmd19(host))
 		device_remove_file(&pdev->dev, &host->auto_cmd19_attr);
+	if (is_auto_cmd21(host))
+		device_remove_file(&pdev->dev, &host->auto_cmd21_attr);
 	device_remove_file(&pdev->dev, &host->max_bus_bw);
 	if (!plat->status_irq)
 		device_remove_file(&pdev->dev, &host->polling);
diff --git a/drivers/mmc/host/msm_sdcc.h b/drivers/mmc/host/msm_sdcc.h
index 30b1908..5779491 100644
--- a/drivers/mmc/host/msm_sdcc.h
+++ b/drivers/mmc/host/msm_sdcc.h
@@ -65,6 +65,7 @@
 #define MCI_CSPM_CCSENABLE	(1 << 14)
 #define MCI_CSPM_CCSDISABLE	(1 << 15)
 #define MCI_CSPM_AUTO_CMD19	(1 << 16)
+#define MCI_CSPM_AUTO_CMD21	(1 << 21)
 
 
 #define MMCIRESPCMD		0x010
@@ -402,6 +403,7 @@
 	bool tuning_in_progress;
 	bool tuning_needed;
 	bool en_auto_cmd19;
+	bool en_auto_cmd21;
 	bool sdio_gpio_lpm;
 	bool irq_wake_enabled;
 	struct pm_qos_request pm_qos_req_dma;
@@ -419,9 +421,14 @@
 	struct device_attribute	polling;
 	struct device_attribute idle_timeout;
 	struct device_attribute auto_cmd19_attr;
+	struct device_attribute auto_cmd21_attr;
 };
 
-#define MSMSDCC_VERSION_MASK	0xFFFF
+#define MSMSDCC_VERSION_STEP_MASK	0x0000FFFF
+#define MSMSDCC_VERSION_MINOR_MASK	0x0FFF0000
+#define MSMSDCC_VERSION_MINOR_SHIFT	16
+#define MSMSDCC_VERSION_MAJOR_MASK	0xF0000000
+#define MSMSDCC_VERSION_MAJOR_SHIFT	28
 #define MSMSDCC_DMA_SUP	(1 << 0)
 #define MSMSDCC_SPS_BAM_SUP	(1 << 1)
 #define MSMSDCC_SOFT_RESET	(1 << 2)
@@ -432,6 +439,7 @@
 #define MSMSDCC_WAIT_FOR_TX_RX	(1 << 7)
 #define MSMSDCC_IO_PAD_PWR_SWITCH	(1 << 8)
 #define MSMSDCC_AUTO_CMD19	(1 << 9)
+#define MSMSDCC_AUTO_CMD21	(1 << 10)
 
 #define set_hw_caps(h, val)		((h)->hw_caps |= val)
 #define is_sps_mode(h)			((h)->hw_caps & MSMSDCC_SPS_BAM_SUP)
@@ -444,11 +452,14 @@
 #define is_wait_for_tx_rx_active(h)	((h)->hw_caps & MSMSDCC_WAIT_FOR_TX_RX)
 #define is_io_pad_pwr_switch(h)	((h)->hw_caps & MSMSDCC_IO_PAD_PWR_SWITCH)
 #define is_auto_cmd19(h)		((h)->hw_caps & MSMSDCC_AUTO_CMD19)
+#define is_auto_cmd21(h)		((h)->hw_caps & MSMSDCC_AUTO_CMD21)
 
 /* Set controller capabilities based on version */
 static inline void set_default_hw_caps(struct msmsdcc_host *host)
 {
 	u32 version;
+	u16 step, minor;
+
 	/*
 	 * Lookup the Controller Version, to identify the supported features
 	 * Version number read as 0 would indicate SDCC3 or earlier versions.
@@ -459,15 +470,21 @@
 	if (!version)
 		return;
 
-	version &= MSMSDCC_VERSION_MASK;
+	step = version & MSMSDCC_VERSION_STEP_MASK;
+	minor = (version & MSMSDCC_VERSION_MINOR_MASK) >>
+			MSMSDCC_VERSION_MINOR_SHIFT;
+
 	if (version) /* SDCC v4 and greater */
 		host->hw_caps |= MSMSDCC_AUTO_PROG_DONE |
 			MSMSDCC_SOFT_RESET | MSMSDCC_REG_WR_ACTIVE
 			| MSMSDCC_WAIT_FOR_TX_RX | MSMSDCC_IO_PAD_PWR_SWITCH
 			| MSMSDCC_AUTO_CMD19;
 
-	if (version >= 0x2D) /* SDCC v4 2.1.0 and greater */
-		host->hw_caps |= MSMSDCC_SW_RST | MSMSDCC_SW_RST_CFG;
+	if ((step == 0x18) && (minor >= 3))
+		host->hw_caps |= MSMSDCC_AUTO_CMD21;
+
+	if (version >= 0x2b) /* SDCC v4 2.1.0 and greater */
+		host->hw_caps |= MSMSDCC_SW_RST | MSMSDCC_AUTO_CMD21;
 }
 
 int msmsdcc_set_pwrsave(struct mmc_host *mmc, int pwrsave);
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index a263750..d8baa29 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -415,6 +415,14 @@
 	help
 	  Say Y here to enable support for pm8921 chip bms subdevice
 
+config BATTERY_BCL
+	tristate "Battery Current Limit driver"
+	help
+	  Say Y here to enable support for battery current limit
+	  device. The BCL driver will poll BMS if
+	  thermal daemon enables BCL.
+	  It will notify thermal daemon if IBat crosses Imax threshold.
+
 config CHARGER_SMB347
 	tristate "Summit Microelectronics SMB347 Battery Charger"
 	depends on I2C
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 007d75b..f84b527 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -58,3 +58,4 @@
 obj-$(CONFIG_PM8921_CHARGER)	+= pm8921-charger.o
 obj-$(CONFIG_LTC4088_CHARGER)	+= ltc4088-charger.o
 obj-$(CONFIG_CHARGER_SMB347)	+= smb347-charger.o
+obj-$(CONFIG_BATTERY_BCL)	+= battery_current_limit.o
diff --git a/drivers/power/battery_current_limit.c b/drivers/power/battery_current_limit.c
new file mode 100644
index 0000000..d1750ec
--- /dev/null
+++ b/drivers/power/battery_current_limit.c
@@ -0,0 +1,534 @@
+/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+#define pr_fmt(fmt)	"%s: " fmt, __func__
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/platform_device.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+#include <linux/power_supply.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+
+#define BCL_DEV_NAME "battery_current_limit"
+#define BCL_NAME_LENGTH 20
+/*
+ * Default BCL poll interval 1000 msec
+ */
+#define BCL_POLL_INTERVAL 1000
+/*
+ * Mininum BCL poll interval 10 msec
+ */
+#define MIN_BCL_POLL_INTERVAL 10
+
+static const char bcl_type[] = "bcl";
+
+/*
+ * Battery Current Limit Enable or Not
+ */
+enum bcl_device_mode {
+	BCL_DEVICE_DISABLED = 0,
+	BCL_DEVICE_ENABLED,
+};
+
+/*
+ * Battery Current Limit IBat Imax Threshold Mode
+ */
+enum bcl_ibat_imax_threshold_mode {
+	BCL_IBAT_IMAX_THRESHOLD_DISABLED = 0,
+	BCL_IBAT_IMAX_THRESHOLD_ENABLED,
+};
+
+/*
+ * Battery Current Limit Ibat Imax Trip Type (High and Low Threshold)
+ */
+enum bcl_ibat_imax_threshold_type {
+	BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW = 0,
+	BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH,
+	BCL_IBAT_IMAX_THRESHOLD_TYPE_MAX,
+};
+
+/**
+ * BCL control block
+ *
+ */
+struct bcl_context {
+	/* BCL device */
+	struct device *dev;
+
+	/* BCL related config parameter */
+	/* BCL mode enable or not */
+	enum bcl_device_mode bcl_mode;
+	/* BCL Ibat/IMax Threshold Activate or Not */
+	enum bcl_ibat_imax_threshold_mode
+		bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_MAX];
+	/* BCL Ibat/IMax Threshold value in milli Amp */
+	int bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_MAX];
+	/* BCL Type */
+	char bcl_type[BCL_NAME_LENGTH];
+	/* BCL poll in usec */
+	int bcl_poll_interval_msec;
+
+	/* BCL realtime value based on poll */
+	/* BCL realtime ibat in milli Amp*/
+	int bcl_ibat_ma;
+	/* BCL realtime calculated imax in milli Amp*/
+	int bcl_imax_ma;
+	/* BCL realtime calculated ocv in uV*/
+	int bcl_ocv_uv;
+	/* BCL realtime vbat in mV*/
+	int bcl_vbat_mv;
+	/* BCL realtime rbat in mOhms*/
+	int bcl_rbat;
+	/* BCL period poll delay work structure  */
+	struct delayed_work     bcl_imax_work;
+
+};
+
+static struct bcl_context *gbcl;
+
+/*
+ * BCL imax calculation and trigger notification to user space
+ * if imax cross threshold
+ */
+static void bcl_calculate_imax_trigger(void)
+{
+	int ibatt_ua, vbatt_uv;
+	int imax_ma;
+	int ibatt_ma, vbatt_mv;
+	int imax_low_threshold;
+	int imax_high_threshold;
+	bool threshold_cross = false;
+	union power_supply_propval ret = {0,};
+	static struct power_supply *psy;
+
+	if (!gbcl) {
+		pr_err("called before initialization\n");
+		return;
+	}
+
+	if (psy == NULL) {
+		psy = power_supply_get_by_name("battery");
+		if (psy == NULL)
+			return;
+	}
+
+	if (psy->get_property(psy, POWER_SUPPLY_PROP_CURRENT_NOW, &ret))
+		return;
+	ibatt_ua = ret.intval;
+
+	if (psy->get_property(psy, POWER_SUPPLY_PROP_VOLTAGE_NOW, &ret))
+		return;
+	vbatt_uv = ret.intval;
+
+	if (psy->get_property(psy, POWER_SUPPLY_PROP_CURRENT_MAX, &ret))
+		return;
+	imax_ma = ret.intval/1000;
+
+	ibatt_ma = ibatt_ua/1000;
+	vbatt_mv = vbatt_uv/1000;
+
+	gbcl->bcl_ibat_ma = ibatt_ma;
+	gbcl->bcl_imax_ma = imax_ma;
+	gbcl->bcl_vbat_mv = vbatt_mv;
+
+	if (gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		== BCL_IBAT_IMAX_THRESHOLD_ENABLED) {
+		imax_high_threshold =
+		imax_ma - gbcl->bcl_threshold_value_ma
+			[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH];
+		if (ibatt_ma >= imax_high_threshold)
+			threshold_cross = true;
+	}
+
+	if (gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+		== BCL_IBAT_IMAX_THRESHOLD_ENABLED) {
+		imax_low_threshold =
+		imax_ma - gbcl->bcl_threshold_value_ma
+			[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW];
+		if (ibatt_ma <= imax_low_threshold)
+			threshold_cross = true;
+	}
+
+	if (threshold_cross) {
+		sysfs_notify(&gbcl->dev->kobj,
+				NULL, "type");
+	}
+}
+
+/*
+ * BCL imax work
+ */
+static void bcl_imax_work(struct work_struct *work)
+{
+	struct bcl_context *bcl = container_of(work,
+			struct bcl_context, bcl_imax_work.work);
+
+	if (gbcl->bcl_mode == BCL_DEVICE_ENABLED) {
+		bcl_calculate_imax_trigger();
+		/* restart the delay work for caculating imax */
+		schedule_delayed_work(&bcl->bcl_imax_work,
+			round_jiffies_relative(msecs_to_jiffies
+				(bcl->bcl_poll_interval_msec)));
+	}
+}
+
+/*
+ * Set BCL mode
+ */
+static void bcl_mode_set(enum bcl_device_mode mode)
+{
+	if (!gbcl)
+		return;
+
+	if (gbcl->bcl_mode == mode)
+		return;
+
+	if (gbcl->bcl_mode == BCL_DEVICE_DISABLED
+		&& mode == BCL_DEVICE_ENABLED) {
+		gbcl->bcl_mode = mode;
+		bcl_imax_work(&(gbcl->bcl_imax_work.work));
+		return;
+	} else if (gbcl->bcl_mode == BCL_DEVICE_ENABLED
+		&& mode == BCL_DEVICE_DISABLED) {
+		gbcl->bcl_mode = mode;
+		cancel_delayed_work_sync(&(gbcl->bcl_imax_work));
+		return;
+	}
+
+	return;
+}
+
+#define show_bcl(name, variable, format) \
+static ssize_t \
+name##_show(struct device *dev, struct device_attribute *attr, char *buf) \
+{ \
+	if (gbcl) \
+		return snprintf(buf, PAGE_SIZE, format, gbcl->variable); \
+	else \
+		return  -EPERM; \
+}
+
+show_bcl(type, bcl_type, "%s\n")
+show_bcl(ibat, bcl_ibat_ma, "%d\n")
+show_bcl(imax, bcl_imax_ma, "%d\n")
+show_bcl(vbat, bcl_vbat_mv, "%d\n")
+show_bcl(rbat, bcl_rbat, "%d\n")
+show_bcl(ocv, bcl_ocv_uv, "%d\n")
+show_bcl(poll_interval, bcl_poll_interval_msec, "%d\n")
+
+static ssize_t
+mode_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+		gbcl->bcl_mode == BCL_DEVICE_ENABLED ? "enabled"
+			: "disabled");
+}
+
+static ssize_t
+mode_store(struct device *dev, struct device_attribute *attr,
+		const char *buf, size_t count)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	if (!strncmp(buf, "enabled", 7))
+		bcl_mode_set(BCL_DEVICE_ENABLED);
+	else if (!strncmp(buf, "disabled", 8))
+		bcl_mode_set(BCL_DEVICE_DISABLED);
+	else
+		return -EINVAL;
+
+	return count;
+}
+
+static ssize_t
+ibat_imax_low_threshold_mode_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+		== BCL_IBAT_IMAX_THRESHOLD_ENABLED ? "enabled" : "disabled");
+}
+
+static ssize_t
+ibat_imax_low_threshold_mode_store(struct device *dev,
+					struct device_attribute *attr,
+					const char *buf, size_t count)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	if (!strncmp(buf, "enabled", 7))
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+			= BCL_IBAT_IMAX_THRESHOLD_ENABLED;
+	else if (!strncmp(buf, "disabled", 8))
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+			= BCL_IBAT_IMAX_THRESHOLD_DISABLED;
+	else
+		return -EINVAL;
+
+	return count;
+}
+
+static ssize_t
+ibat_imax_low_threshold_value_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	return snprintf(buf, PAGE_SIZE, "%d\n",
+	gbcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]);
+}
+
+static ssize_t
+ibat_imax_low_threshold_value_store(struct device *dev,
+				struct device_attribute *attr,
+				const char *buf, size_t count)
+{
+	int value;
+
+	if (!gbcl)
+		return -EPERM;
+
+	if (!sscanf(buf, "%d", &value))
+		return -EINVAL;
+
+	if (value < 0)
+		return -EINVAL;
+
+	gbcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+			= value;
+
+	return count;
+}
+
+static ssize_t
+ibat_imax_high_threshold_mode_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		== BCL_IBAT_IMAX_THRESHOLD_ENABLED ? "enabled" : "disabled");
+}
+
+static ssize_t
+ibat_imax_high_threshold_mode_store(struct device *dev,
+					struct device_attribute *attr,
+					const char *buf, size_t count)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	if (!strncmp(buf, "enabled", 7))
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		= BCL_IBAT_IMAX_THRESHOLD_ENABLED;
+	else if (!strncmp(buf, "disabled", 8))
+		gbcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		= BCL_IBAT_IMAX_THRESHOLD_DISABLED;
+	else
+		return -EINVAL;
+
+	return count;
+}
+
+static ssize_t
+ibat_imax_high_threshold_value_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	if (!gbcl)
+		return -EPERM;
+
+	return snprintf(buf, PAGE_SIZE, "%d\n",
+	gbcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]);
+}
+
+static ssize_t
+ibat_imax_high_threshold_value_store(struct device *dev,
+					struct device_attribute *attr,
+					const char *buf, size_t count)
+{
+	int value;
+
+	if (!gbcl)
+		return -EPERM;
+
+	if (!sscanf(buf, "%d", &value))
+		return -EINVAL;
+
+	if (value < 0)
+		return -EINVAL;
+
+	gbcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		= value;
+
+	return count;
+}
+
+static ssize_t
+poll_interval_store(struct device *dev,
+			struct device_attribute *attr,
+			const char *buf, size_t count)
+{
+	int value;
+
+	if (!gbcl)
+		return -EPERM;
+
+	if (!sscanf(buf, "%d", &value))
+		return -EINVAL;
+
+	if (value < MIN_BCL_POLL_INTERVAL)
+		return -EINVAL;
+
+	gbcl->bcl_poll_interval_msec = value;
+
+	return count;
+}
+
+/*
+ * BCL device attributes
+ */
+static struct device_attribute bcl_dev_attr[] = {
+	__ATTR(type, 0444, type_show, NULL),
+	__ATTR(ibat, 0444, ibat_show, NULL),
+	__ATTR(vbat, 0444, vbat_show, NULL),
+	__ATTR(rbat, 0444, rbat_show, NULL),
+	__ATTR(ocv, 0444, ocv_show, NULL),
+	__ATTR(imax, 0444, imax_show, NULL),
+	__ATTR(mode, 0644, mode_show, mode_store),
+	__ATTR(poll_interval, 0644,
+		poll_interval_show, poll_interval_store),
+	__ATTR(ibat_imax_low_threshold_mode, 0644,
+		ibat_imax_low_threshold_mode_show,
+		ibat_imax_low_threshold_mode_store),
+	__ATTR(ibat_imax_high_threshold_mode, 0644,
+		ibat_imax_high_threshold_mode_show,
+		ibat_imax_high_threshold_mode_store),
+	__ATTR(ibat_imax_low_threshold_value, 0644,
+		ibat_imax_low_threshold_value_show,
+		ibat_imax_low_threshold_value_store),
+	__ATTR(ibat_imax_high_threshold_value, 0644,
+		ibat_imax_high_threshold_value_show,
+		ibat_imax_high_threshold_value_store)
+};
+
+static int create_bcl_sysfs(struct bcl_context *bcl)
+{
+	int result = 0;
+	int num_attr = sizeof(bcl_dev_attr)/sizeof(struct device_attribute);
+	int i;
+
+	for (i = 0; i < num_attr; i++) {
+		result = device_create_file(bcl->dev, &bcl_dev_attr[i]);
+		if (result < 0)
+			return result;
+	}
+
+	return 0;
+}
+
+static void remove_bcl_sysfs(struct bcl_context *bcl)
+{
+	int num_attr = sizeof(bcl_dev_attr)/sizeof(struct device_attribute);
+	int i;
+
+	for (i = 0; i < num_attr; i++)
+		device_remove_file(bcl->dev, &bcl_dev_attr[i]);
+
+	return;
+}
+
+static int __devinit bcl_probe(struct platform_device *pdev)
+{
+	struct bcl_context *bcl;
+	int ret = 0;
+
+	bcl = kzalloc(sizeof(struct bcl_context), GFP_KERNEL);
+
+	if (!bcl) {
+		pr_err("Cannot allocate bcl_context\n");
+		return -ENOMEM;
+	}
+
+	gbcl = bcl;
+
+	/* For BCL */
+	/* Init default BCL params */
+	bcl->dev = &pdev->dev;
+	bcl->bcl_mode = BCL_DEVICE_DISABLED;
+	bcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW]
+		= BCL_IBAT_IMAX_THRESHOLD_DISABLED;
+	bcl->bcl_threshold_mode[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH]
+		= BCL_IBAT_IMAX_THRESHOLD_DISABLED;
+	bcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_LOW] = 0;
+	bcl->bcl_threshold_value_ma[BCL_IBAT_IMAX_THRESHOLD_TYPE_HIGH] = 0;
+	snprintf(bcl->bcl_type, BCL_NAME_LENGTH, "%s", bcl_type);
+	bcl->bcl_poll_interval_msec = BCL_POLL_INTERVAL;
+	ret = create_bcl_sysfs(bcl);
+	if (ret < 0) {
+		pr_err("Cannot create bcl sysfs\n");
+		kfree(bcl);
+		return ret;
+	}
+	platform_set_drvdata(pdev, bcl);
+	INIT_DELAYED_WORK(&bcl->bcl_imax_work, bcl_imax_work);
+
+	return 0;
+}
+
+static int __devexit bcl_remove(struct platform_device *pdev)
+{
+	remove_bcl_sysfs(gbcl);
+	kfree(gbcl);
+	gbcl = NULL;
+	platform_set_drvdata(pdev, NULL);
+	return 0;
+}
+
+static struct platform_driver bcl_driver = {
+	.probe	= bcl_probe,
+	.remove	= __devexit_p(bcl_remove),
+	.driver	= {
+		.name	= BCL_DEV_NAME,
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init bcl_init(void)
+{
+	return platform_driver_register(&bcl_driver);
+}
+
+static void __exit bcl_exit(void)
+{
+	platform_driver_unregister(&bcl_driver);
+}
+
+late_initcall(bcl_init);
+module_exit(bcl_exit);
+
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("battery current limit driver");
+MODULE_ALIAS("platform:" BCL_DEV_NAME);
diff --git a/drivers/power/pm8921-charger.c b/drivers/power/pm8921-charger.c
index d2227dc..813e40a 100644
--- a/drivers/power/pm8921-charger.c
+++ b/drivers/power/pm8921-charger.c
@@ -1357,6 +1357,7 @@
 	POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
 	POWER_SUPPLY_PROP_VOLTAGE_NOW,
 	POWER_SUPPLY_PROP_CAPACITY,
+	POWER_SUPPLY_PROP_CURRENT_MAX,
 	POWER_SUPPLY_PROP_CURRENT_NOW,
 	POWER_SUPPLY_PROP_TEMP,
 	POWER_SUPPLY_PROP_ENERGY_FULL,
@@ -1418,6 +1419,36 @@
 	return percent_soc;
 }
 
+static int get_prop_batt_current_max(struct pm8921_chg_chip *chip)
+{
+	int rbatt, ibatt_ua, vbatt_uv, ocv_uv;
+	int imax_ma;
+	int rc;
+
+	rbatt = pm8921_bms_get_rbatt();
+
+	if (rbatt < 0) {
+		rc = -ENXIO;
+		return rc;
+	}
+
+	rc =  pm8921_bms_get_simultaneous_battery_voltage_and_current
+			(&ibatt_ua, &vbatt_uv);
+
+	if (rc)
+		return rc;
+
+	ocv_uv = vbatt_uv + ibatt_ua*rbatt/1000;
+
+	imax_ma = (ocv_uv - chip->min_voltage_mv*1000)/rbatt;
+
+	if (imax_ma < 0)
+		imax_ma = 0;
+
+	return imax_ma*1000;
+
+}
+
 static int get_prop_batt_current(struct pm8921_chg_chip *chip)
 {
 	int result_ua, rc;
@@ -1571,6 +1602,9 @@
 	case POWER_SUPPLY_PROP_CURRENT_NOW:
 		val->intval = get_prop_batt_current(chip);
 		break;
+	case POWER_SUPPLY_PROP_CURRENT_MAX:
+		val->intval = get_prop_batt_current_max(chip);
+		break;
 	case POWER_SUPPLY_PROP_TEMP:
 		val->intval = get_prop_batt_temp(chip);
 		break;
diff --git a/drivers/usb/dwc3/io.h b/drivers/usb/dwc3/io.h
index 90de7a4..a50f76b 100644
--- a/drivers/usb/dwc3/io.h
+++ b/drivers/usb/dwc3/io.h
@@ -50,7 +50,7 @@
 	 * space, see dwc3_probe in core.c.
 	 * However, the offsets are given starting from xHCI address space.
 	 */
-	return readl_relaxed(base + (offset - DWC3_GLOBALS_REGS_START));
+	return readl(base + (offset - DWC3_GLOBALS_REGS_START));
 }
 
 static inline void dwc3_writel(void __iomem *base, u32 offset, u32 value)
@@ -60,7 +60,7 @@
 	 * space, see dwc3_probe in core.c.
 	 * However, the offsets are given starting from xHCI address space.
 	 */
-	writel_relaxed(value, base + (offset - DWC3_GLOBALS_REGS_START));
+	writel(value, base + (offset - DWC3_GLOBALS_REGS_START));
 }
 
 #endif /* __DRIVERS_USB_DWC3_IO_H */
diff --git a/drivers/usb/gadget/android.c b/drivers/usb/gadget/android.c
index 23f6ea3..a6eb335 100644
--- a/drivers/usb/gadget/android.c
+++ b/drivers/usb/gadget/android.c
@@ -30,6 +30,8 @@
 #include <linux/usb/gadget.h>
 #include <linux/usb/android.h>
 
+#include <mach/diag_dload.h>
+
 #include "gadget_chips.h"
 
 /*
@@ -163,6 +165,7 @@
 	struct list_head list_item;
 };
 
+struct dload_struct __iomem *diag_dload;
 static struct class *android_class;
 static struct list_head android_dev_list;
 static int android_dev_count;
@@ -173,6 +176,7 @@
 						(struct android_dev *dev);
 static void free_android_config(struct android_dev *dev,
 				struct android_configuration *conf);
+static int usb_diag_update_pid_and_serial_num(uint32_t pid, const char *snum);
 
 /* string IDs are assigned dynamically */
 #define STRING_MANUFACTURER_IDX		0
@@ -741,8 +745,12 @@
 		notify = NULL;
 		name = strsep(&b, ",");
 		/* Allow only first diag channel to update pid and serial no */
-		if (dev->pdata && !once++)
-			notify = dev->pdata->update_pid_and_serial_num;
+		if (!once++) {
+			if (dev->pdata && dev->pdata->update_pid_and_serial_num)
+				notify = dev->pdata->update_pid_and_serial_num;
+			else
+				notify = usb_diag_update_pid_and_serial_num;
+		}
 
 		if (name) {
 			err = diag_function_add(c, name, notify);
@@ -2239,10 +2247,49 @@
 	kfree(conf);
 }
 
+static int usb_diag_update_pid_and_serial_num(u32 pid, const char *snum)
+{
+	struct dload_struct local_diag_dload = { 0 };
+	int *src, *dst, i;
+
+	if (!diag_dload) {
+		pr_debug("%s: unable to update PID and serial_no\n", __func__);
+		return -ENODEV;
+	}
+
+	pr_debug("%s: dload:%p pid:%x serial_num:%s\n",
+				__func__, diag_dload, pid, snum);
+
+	/* update pid */
+	local_diag_dload.magic_struct.pid = PID_MAGIC_ID;
+	local_diag_dload.pid = pid;
+
+	/* update serial number */
+	if (!snum) {
+		local_diag_dload.magic_struct.serial_num = 0;
+		memset(&local_diag_dload.serial_number, 0,
+				SERIAL_NUMBER_LENGTH);
+	} else {
+		local_diag_dload.magic_struct.serial_num = SERIAL_NUM_MAGIC_ID;
+		strlcpy((char *)&local_diag_dload.serial_number, snum,
+				SERIAL_NUMBER_LENGTH);
+	}
+
+	/* Copy to shared struct (accesses need to be 32 bit aligned) */
+	src = (int *)&local_diag_dload;
+	dst = (int *)diag_dload;
+
+	for (i = 0; i < sizeof(*diag_dload) / 4; i++)
+		*dst++ = *src++;
+
+	return 0;
+}
+
 static int __devinit android_probe(struct platform_device *pdev)
 {
 	struct android_usb_platform_data *pdata = pdev->dev.platform_data;
 	struct android_dev *android_dev;
+	struct resource *res;
 	int ret = 0;
 
 	if (!android_class) {
@@ -2277,6 +2324,19 @@
 	else
 		composite_driver.usb_core_id = 0; /*To backward compatibility*/
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (res) {
+		diag_dload = devm_ioremap(&pdev->dev, res->start,
+							resource_size(res));
+		if (!diag_dload) {
+			dev_err(&pdev->dev, "ioremap failed\n");
+			ret = -ENOMEM;
+			goto err_dev;
+		}
+	} else {
+		dev_dbg(&pdev->dev, "failed to get mem resource\n");
+	}
+
 	ret = android_create_device(android_dev, composite_driver.usb_core_id);
 	if (ret) {
 		pr_err("%s(): android_create_device failed\n", __func__);
@@ -2355,8 +2415,17 @@
 	},
 };
 
+static struct of_device_id usb_android_dt_match[] = {
+	{	.compatible = "qcom,android-usb",
+	},
+	{}
+};
+
 static struct platform_driver android_platform_driver = {
-	.driver = { .name = "android_usb"},
+	.driver = {
+		.name = "android_usb",
+		.of_match_table = usb_android_dt_match,
+	},
 	.probe = android_probe,
 	.remove = android_remove,
 	.id_table = android_id_table,
diff --git a/drivers/usb/otg/msm_otg.c b/drivers/usb/otg/msm_otg.c
index 3c39cc8..a6d8c17 100644
--- a/drivers/usb/otg/msm_otg.c
+++ b/drivers/usb/otg/msm_otg.c
@@ -3437,6 +3437,11 @@
 		pdata = msm_otg_dt_to_pdata(pdev);
 		if (!pdata)
 			return -ENOMEM;
+
+		pdata->bus_scale_table = msm_bus_cl_get_pdata(pdev);
+		if (!pdata->bus_scale_table)
+			dev_dbg(&pdev->dev, "bus scaling is disabled\n");
+
 		ret = msm_otg_setup_devices(pdev, pdata->mode, true);
 		if (ret) {
 			dev_err(&pdev->dev, "devices setup failed\n");
diff --git a/drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.c b/drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.c
index 2064e01..3ac396c 100644
--- a/drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.c
+++ b/drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.c
@@ -537,9 +537,9 @@
 	u32 enc_perf_level = 0, dec_perf_level = 0;
 	u32 bus_clk_index, client_type = 0;
 	int rc = 0;
-
-	if (dev_ctxt->turbo_mode_set)
-		return rc;
+	bool turbo_enabled = false;
+	bool turbo_supported =
+		!resource_context.vidc_platform_data->disable_turbo;
 
 	cctxt_itr = dev_ctxt->cctxt_list_head;
 	while (cctxt_itr) {
@@ -547,6 +547,9 @@
 			dec_perf_level += cctxt_itr->reqd_perf_lvl;
 		else
 			enc_perf_level += cctxt_itr->reqd_perf_lvl;
+
+		if (cctxt_itr->is_turbo_enabled)
+			turbo_enabled = true;
 		cctxt_itr = cctxt_itr->next;
 	}
 
@@ -563,15 +566,17 @@
 
 	if (dev_ctxt->reqd_perf_lvl + dev_ctxt->curr_perf_lvl == 0)
 		bus_clk_index = 2;
-	else if (resource_context.vidc_platform_data->disable_turbo
-						&& bus_clk_index == 3) {
-		VCDRES_MSG_ERROR("Warning: Turbo mode not supported "
-				" falling back to 1080p bus\n");
+	else if ((!turbo_supported || !turbo_enabled) && bus_clk_index == 3) {
+		if (!turbo_supported)
+			VCDRES_MSG_MED("Warning: Turbo mode not supported "\
+					" falling back to 1080p bus\n");
 		bus_clk_index = 2;
 	}
 
 	if (bus_clk_index == 3)
-		dev_ctxt->turbo_mode_set = 1;
+		dev_ctxt->turbo_mode_set = true;
+	else
+		dev_ctxt->turbo_mode_set = false;
 
 	bus_clk_index = (bus_clk_index << 1) + (client_type + 1);
 	VCDRES_MSG_LOW("%s(), bus_clk_index = %d", __func__, bus_clk_index);
@@ -587,21 +592,18 @@
 	struct vcd_dev_ctxt *dev_ctxt)
 {
 	u32 vidc_freq = 0;
+	bool turbo_supported =
+		!resource_context.vidc_platform_data->disable_turbo;
+
 	if (!pn_set_perf_lvl || !dev_ctxt) {
 		VCDRES_MSG_ERROR("%s(): NULL pointer! dev_ctxt(%p)\n",
 			__func__, dev_ctxt);
 		return false;
 	}
-	if (dev_ctxt->turbo_mode_set &&
-			(req_perf_lvl < RESTRK_1080P_TURBO_PERF_LEVEL)) {
-		VCDRES_MSG_MED("%s(): TURBO MODE!!\n", __func__);
-		return true;
-	}
 
 	VCDRES_MSG_LOW("%s(), req_perf_lvl = %d", __func__, req_perf_lvl);
 
-	if (resource_context.vidc_platform_data->disable_turbo
-			&& req_perf_lvl > RESTRK_1080P_MAX_PERF_LEVEL) {
+	if (!turbo_supported && req_perf_lvl > RESTRK_1080P_MAX_PERF_LEVEL) {
 		VCDRES_MSG_ERROR("%s(): Turbo not supported! dev_ctxt(%p)\n",
 			__func__, dev_ctxt);
 	}
@@ -631,10 +633,11 @@
 		*pn_set_perf_lvl = RESTRK_1080P_TURBO_PERF_LEVEL;
 	}
 
-	if (resource_context.vidc_platform_data->disable_turbo &&
-		*pn_set_perf_lvl == RESTRK_1080P_TURBO_PERF_LEVEL) {
-		VCDRES_MSG_ERROR("Warning: Turbo mode not supported "
-				" falling back to 1080p clocks\n");
+	if ((!turbo_supported || !dev_ctxt->turbo_mode_set) &&
+		 *pn_set_perf_lvl == RESTRK_1080P_TURBO_PERF_LEVEL) {
+		if (!turbo_supported)
+			VCDRES_MSG_ERROR("Warning: Turbo mode not supported "\
+					" falling back to 1080p clocks\n");
 		vidc_freq = vidc_clk_table[2];
 		*pn_set_perf_lvl = RESTRK_1080P_MAX_PERF_LEVEL;
 	}
diff --git a/drivers/video/msm/vidc/common/vcd/vcd_core.h b/drivers/video/msm/vidc/common/vcd/vcd_core.h
index 886956f..ae97561 100644
--- a/drivers/video/msm/vidc/common/vcd/vcd_core.h
+++ b/drivers/video/msm/vidc/common/vcd/vcd_core.h
@@ -147,7 +147,7 @@
 	u32 reqd_perf_lvl;
 	u32 curr_perf_lvl;
 	u32 set_perf_lvl_pending;
-	u32 turbo_mode_set;
+	bool turbo_mode_set;
 };
 
 struct vcd_clnt_status {
@@ -214,6 +214,7 @@
 	u32 meta_mode;
 	int perf_set_by_client;
 	int secure;
+	bool is_turbo_enabled;
 };
 
 #define VCD_BUFFERPOOL_INUSE_DECREMENT(val) \
diff --git a/drivers/video/msm/vidc/common/vcd/vcd_device_sm.c b/drivers/video/msm/vidc/common/vcd/vcd_device_sm.c
index 1281127..0d13028 100644
--- a/drivers/video/msm/vidc/common/vcd/vcd_device_sm.c
+++ b/drivers/video/msm/vidc/common/vcd/vcd_device_sm.c
@@ -759,7 +759,6 @@
 	client = dev_ctxt->cctxt_list_head;
 	dev_ctxt->cctxt_list_head = cctxt;
 	cctxt->next = client;
-	dev_ctxt->turbo_mode_set = 0;
 
 	*clnt_cctxt = cctxt;
 
diff --git a/drivers/video/msm/vidc/common/vcd/vcd_sub.c b/drivers/video/msm/vidc/common/vcd/vcd_sub.c
index b97a58e..71e8df8 100644
--- a/drivers/video/msm/vidc/common/vcd/vcd_sub.c
+++ b/drivers/video/msm/vidc/common/vcd/vcd_sub.c
@@ -3051,6 +3051,7 @@
 {
 	u32 rc;
 	u32 res_trk_perf_level;
+	u32 turbo_perf_level;
 	if (!perf_level) {
 		VCD_MSG_ERROR("Invalid parameters\n");
 		return -EINVAL;
@@ -3060,10 +3061,13 @@
 		rc = -ENOTSUPP;
 		goto perf_level_not_supp;
 	}
+	turbo_perf_level = get_res_trk_perf_level(VCD_PERF_LEVEL_TURBO);
 	rc = vcd_set_perf_level(cctxt->dev_ctxt, res_trk_perf_level);
 	if (!rc) {
 		cctxt->reqd_perf_lvl = res_trk_perf_level;
 		cctxt->perf_set_by_client = 1;
+		if (res_trk_perf_level == turbo_perf_level)
+			cctxt->is_turbo_enabled = true;
 	}
 perf_level_not_supp:
 	return rc;
diff --git a/include/linux/diagchar.h b/include/linux/diagchar.h
index c953613..45d51ce 100644
--- a/include/linux/diagchar.h
+++ b/include/linux/diagchar.h
@@ -689,7 +689,7 @@
 /* LOG CODES */
 
 #define LOG_0	0x0
-#define LOG_1	0x15A7
+#define LOG_1	0x1636
 #define LOG_2	0x0
 #define LOG_3	0x0
 #define LOG_4	0x4910