Merge "msm_fb: display: enable MDP interrupts base on panel interface" into msm-3.0
diff --git a/arch/arm/configs/msm-copper_defconfig b/arch/arm/configs/msm-copper_defconfig
index 3421fa1..a708fbc 100644
--- a/arch/arm/configs/msm-copper_defconfig
+++ b/arch/arm/configs/msm-copper_defconfig
@@ -33,6 +33,7 @@
 CONFIG_ARCH_MSMCOPPER=y
 CONFIG_MSM_KRAIT_TBB_ABORT_HANDLER=y
 # CONFIG_MSM_STACKED_MEMORY is not set
+CONFIG_KERNEL_PMEM_EBI_REGION=y
 CONFIG_CPU_HAS_L2_PMU=y
 # CONFIG_MSM_FIQ_SUPPORT is not set
 # CONFIG_MSM_PROC_COMM is not set
@@ -99,6 +100,8 @@
 # CONFIG_BATTERY_MSM is not set
 # CONFIG_HWMON is not set
 # CONFIG_MFD_SUPPORT is not set
+CONFIG_ION=y
+CONFIG_ION_MSM=y
 # CONFIG_HID_SUPPORT is not set
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_CI13XXX_MSM=y
diff --git a/arch/arm/configs/msm8960-perf_defconfig b/arch/arm/configs/msm8960-perf_defconfig
index a872cdc..07aeb32 100644
--- a/arch/arm/configs/msm8960-perf_defconfig
+++ b/arch/arm/configs/msm8960-perf_defconfig
@@ -257,6 +257,7 @@
 CONFIG_KEYBOARD_GPIO=y
 CONFIG_KEYBOARD_PMIC8XXX=y
 CONFIG_INPUT_JOYSTICK=y
+CONFIG_JOYSTICK_XPAD=y
 CONFIG_INPUT_TOUCHSCREEN=y
 CONFIG_TOUCHSCREEN_ATMEL_MXT=y
 CONFIG_TOUCHSCREEN_CYTTSP_I2C=y
diff --git a/arch/arm/configs/msm8960_defconfig b/arch/arm/configs/msm8960_defconfig
index 3337d06..47736ea 100644
--- a/arch/arm/configs/msm8960_defconfig
+++ b/arch/arm/configs/msm8960_defconfig
@@ -258,6 +258,7 @@
 CONFIG_KEYBOARD_GPIO=y
 CONFIG_KEYBOARD_PMIC8XXX=y
 CONFIG_INPUT_JOYSTICK=y
+CONFIG_JOYSTICK_XPAD=y
 CONFIG_INPUT_TOUCHSCREEN=y
 CONFIG_TOUCHSCREEN_ATMEL_MXT=y
 CONFIG_TOUCHSCREEN_CYTTSP_I2C=y
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 32b4a99..0cec5f2 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -222,6 +222,7 @@
 	select MSM_SCM if SMP
 	select MSM_GPIOMUX
 	select MULTI_IRQ_HANDLER
+	select MSM_MULTIMEDIA_USE_ION
 
 config ARCH_FSM9XXX
 	bool "FSM9XXX"
@@ -763,7 +764,7 @@
 config KERNEL_PMEM_EBI_REGION
 	bool "Enable in-kernel PMEM region for EBI"
 	default y if ARCH_MSM8X60
-	depends on ANDROID_PMEM && (ARCH_MSM8X60 || ARCH_MSM8960)
+	depends on ANDROID_PMEM && (ARCH_MSM8X60 || ARCH_MSM8960 || ARCH_MSMCOPPER)
 	help
 	   Enable the in-kernel PMEM allocator to use EBI memory.
 
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index a3ed7ab..6581619 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -222,11 +222,11 @@
 obj-$(CONFIG_MACH_MSM7X27_SURF) += board-msm7x27.o devices-msm7x27.o
 obj-$(CONFIG_MACH_MSM7X27_FFA) += board-msm7x27.o devices-msm7x27.o
 obj-$(CONFIG_ARCH_MSM7X27A) += clock-pcom-lookup.o devices-msm7x27a.o
-obj-$(CONFIG_MACH_MSM7X27A_RUMI3) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o
-obj-$(CONFIG_MACH_MSM7X27A_SURF) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o
-obj-$(CONFIG_MACH_MSM7X27A_FFA) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o
-obj-$(CONFIG_MACH_MSM7627A_QRD1) += board-qrd7627a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o
-obj-$(CONFIG_MACH_MSM7627A_EVB) += board-qrd7627a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o
+obj-$(CONFIG_MACH_MSM7X27A_RUMI3) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o board-msm7627a-wlan.o
+obj-$(CONFIG_MACH_MSM7X27A_SURF) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o board-msm7627a-wlan.o
+obj-$(CONFIG_MACH_MSM7X27A_FFA) += board-msm7x27a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o board-msm7627a-wlan.o
+obj-$(CONFIG_MACH_MSM7627A_QRD1) += board-qrd7627a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o board-msm7627a-wlan.o
+obj-$(CONFIG_MACH_MSM7627A_EVB) += board-qrd7627a.o board-msm7627a-storage.o board-msm7627a-bt.o board-msm7627a-camera.o board-msm7627a-display.o board-msm7627a-wlan.o
 obj-$(CONFIG_ARCH_MSM8625) += devices-msm7x27a.o clock-pcom-lookup.o
 obj-$(CONFIG_MACH_MSM8625_RUMI3) += board-msm7x27a.o
 obj-$(CONFIG_ARCH_MSM7X30) += board-msm7x30.o devices-msm7x30.o memory_topology.o
diff --git a/arch/arm/mach-msm/board-8064.c b/arch/arm/mach-msm/board-8064.c
index 02fff0b..29b8afb 100644
--- a/arch/arm/mach-msm/board-8064.c
+++ b/arch/arm/mach-msm/board-8064.c
@@ -1159,10 +1159,10 @@
 
 static void __init apq8064_clock_init(void)
 {
-	if (machine_is_apq8064_sim())
-		msm_clock_init(&apq8064_clock_init_data);
-	else
+	if (machine_is_apq8064_rumi3())
 		msm_clock_init(&apq8064_dummy_clock_init_data);
+	else
+		msm_clock_init(&apq8064_clock_init_data);
 }
 
 static void __init apq8064_common_init(void)
diff --git a/arch/arm/mach-msm/board-copper.c b/arch/arm/mach-msm/board-copper.c
index c89aee5..1bfb759 100644
--- a/arch/arm/mach-msm/board-copper.c
+++ b/arch/arm/mach-msm/board-copper.c
@@ -19,14 +19,192 @@
 #include <linux/of_address.h>
 #include <linux/of_platform.h>
 #include <linux/of_irq.h>
+#ifdef CONFIG_ION_MSM
+#include <linux/ion.h>
+#endif
+#include <linux/memory.h>
+#ifdef CONFIG_ANDROID_PMEM
+#include <linux/android_pmem.h>
+#endif
 #include <asm/mach/map.h>
 #include <asm/hardware/gic.h>
 #include <mach/board.h>
 #include <mach/gpio.h>
 #include <mach/gpiomux.h>
 #include <mach/msm_iomap.h>
+#ifdef CONFIG_ION_MSM
+#include <mach/ion.h>
+#endif
+#include <mach/msm_memtypes.h>
 #include "clock.h"
 
+#define MSM_KERNEL_EBI1_MEM_SIZE	0x280000
+#ifdef CONFIG_FB_MSM_HDMI_AS_PRIMARY
+#define MSM_ION_SF_SIZE 0x4000000 /* 64 Mbytes */
+#else
+#define MSM_ION_SF_SIZE 0x2800000 /* 40 Mbytes */
+#endif
+#define MSM_ION_MM_FW_SIZE	0x200000 /* (2MB) */
+#define MSM_ION_MM_SIZE		0x7800000 /* (120MB) */
+#define MSM_ION_QSECOM_SIZE	0x100000 /* (1MB) */
+#define MSM_ION_MFC_SIZE	SZ_8K
+#define MSM_ION_AUDIO_SIZE	0x2B4000
+#define MSM_ION_HEAP_NUM	8
+
+#ifdef CONFIG_KERNEL_PMEM_EBI_REGION
+static unsigned kernel_ebi1_mem_size = MSM_KERNEL_EBI1_MEM_SIZE;
+static int __init kernel_ebi1_mem_size_setup(char *p)
+{
+	kernel_ebi1_mem_size = memparse(p, NULL);
+	return 0;
+}
+early_param("kernel_ebi1_mem_size", kernel_ebi1_mem_size_setup);
+#endif
+
+static struct memtype_reserve msm_copper_reserve_table[] __initdata = {
+	[MEMTYPE_SMI] = {
+	},
+	[MEMTYPE_EBI0] = {
+		.flags	=	MEMTYPE_FLAGS_1M_ALIGN,
+	},
+	[MEMTYPE_EBI1] = {
+		.flags	=	MEMTYPE_FLAGS_1M_ALIGN,
+	},
+};
+
+static int msm_copper_paddr_to_memtype(unsigned int paddr)
+{
+	return MEMTYPE_EBI1;
+}
+
+#ifdef CONFIG_ION_MSM
+static struct ion_cp_heap_pdata cp_mm_ion_pdata = {
+	.permission_type = IPT_TYPE_MM_CARVEOUT,
+	.align = PAGE_SIZE,
+};
+
+static struct ion_cp_heap_pdata cp_mfc_ion_pdata = {
+	.permission_type = IPT_TYPE_MFC_SHAREDMEM,
+	.align = PAGE_SIZE,
+};
+
+static struct ion_co_heap_pdata co_ion_pdata = {
+	.adjacent_mem_id = INVALID_HEAP_ID,
+	.align = PAGE_SIZE,
+};
+
+static struct ion_co_heap_pdata fw_co_ion_pdata = {
+	.adjacent_mem_id = ION_CP_MM_HEAP_ID,
+	.align = SZ_128K,
+};
+
+static struct ion_platform_data ion_pdata = {
+	.nr = MSM_ION_HEAP_NUM,
+	.heaps = {
+		{
+			.id	= ION_SYSTEM_HEAP_ID,
+			.type	= ION_HEAP_TYPE_SYSTEM,
+			.name	= ION_VMALLOC_HEAP_NAME,
+		},
+		{
+			.id	= ION_SF_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CARVEOUT,
+			.name	= ION_SF_HEAP_NAME,
+			.size	= MSM_ION_SF_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &co_ion_pdata,
+		},
+		{
+			.id	= ION_CP_MM_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CP,
+			.name	= ION_MM_HEAP_NAME,
+			.size	= MSM_ION_MM_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &cp_mm_ion_pdata,
+		},
+		{
+			.id	= ION_MM_FIRMWARE_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CARVEOUT,
+			.name	= ION_MM_FIRMWARE_HEAP_NAME,
+			.size	= MSM_ION_MM_FW_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &fw_co_ion_pdata,
+		},
+		{
+			.id	= ION_CP_MFC_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CP,
+			.name	= ION_MFC_HEAP_NAME,
+			.size	= MSM_ION_MFC_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &cp_mfc_ion_pdata,
+		},
+		{
+			.id	= ION_IOMMU_HEAP_ID,
+			.type	= ION_HEAP_TYPE_IOMMU,
+			.name	= ION_IOMMU_HEAP_NAME,
+		},
+		{
+			.id	= ION_QSECOM_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CARVEOUT,
+			.name	= ION_QSECOM_HEAP_NAME,
+			.size	= MSM_ION_QSECOM_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &co_ion_pdata,
+		},
+		{
+			.id	= ION_AUDIO_HEAP_ID,
+			.type	= ION_HEAP_TYPE_CARVEOUT,
+			.name	= ION_AUDIO_HEAP_NAME,
+			.size	= MSM_ION_AUDIO_SIZE,
+			.memory_type = ION_EBI_TYPE,
+			.extra_data = (void *) &co_ion_pdata,
+		},
+	}
+};
+
+static struct platform_device ion_dev = {
+	.name = "ion-msm",
+	.id = 1,
+	.dev = { .platform_data = &ion_pdata },
+};
+
+static void reserve_ion_memory(void)
+{
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_MM_SIZE;
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_MM_FW_SIZE;
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_SF_SIZE;
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_MFC_SIZE;
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_QSECOM_SIZE;
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += MSM_ION_AUDIO_SIZE;
+#ifdef CONFIG_KERNEL_PMEM_EBI_REGION
+	msm_copper_reserve_table[MEMTYPE_EBI1].size += kernel_ebi1_mem_size;
+#endif
+}
+#endif
+
+static void __init msm_copper_calculate_reserve_sizes(void)
+{
+#ifdef CONFIG_ION_MSM
+	reserve_ion_memory();
+#endif
+}
+
+static struct reserve_info msm_copper_reserve_info __initdata = {
+	.memtype_reserve_table = msm_copper_reserve_table,
+	.calculate_reserve_sizes = msm_copper_calculate_reserve_sizes,
+	.paddr_to_memtype = msm_copper_paddr_to_memtype,
+};
+
+static void __init msm_copper_early_memory(void)
+{
+	reserve_info = &msm_copper_reserve_info;
+}
+
+void __init msm_copper_reserve(void)
+{
+	msm_reserve();
+}
+
 static int __init gpiomux_init(void)
 {
 	int rc;
@@ -42,6 +220,9 @@
 
 void __init msm_copper_add_devices(void)
 {
+#ifdef CONFIG_ION_MSM
+	platform_device_register(&ion_dev);
+#endif
 }
 
 static struct of_device_id irq_match[] __initdata  = {
@@ -102,3 +283,8 @@
 
 	*adata = msm_copper_auxdata_lookup;
 }
+
+void __init msm_copper_very_early(void)
+{
+	msm_copper_early_memory();
+}
diff --git a/arch/arm/mach-msm/board-dt.c b/arch/arm/mach-msm/board-dt.c
index 6c5f74a..51ca29d 100644
--- a/arch/arm/mach-msm/board-dt.c
+++ b/arch/arm/mach-msm/board-dt.c
@@ -90,6 +90,18 @@
 	NULL
 };
 
+static void __init msm_dt_reserve(void)
+{
+	if (early_machine_is_copper())
+		msm_copper_reserve();
+}
+
+static void __init msm_dt_init_very_early(void)
+{
+	if (early_machine_is_copper())
+		msm_copper_very_early();
+}
+
 DT_MACHINE_START(MSM_DT, "Qualcomm MSM (Flattened Device Tree)")
 	.map_io = msm_dt_map_io,
 	.init_irq = msm_dt_init_irq,
@@ -98,4 +110,6 @@
 	.timer = &msm_dt_timer,
 	.dt_compat = msm_dt_match,
 	.nr_irqs = -1,
+	.reserve = msm_dt_reserve,
+	.init_very_early = msm_dt_init_very_early,
 MACHINE_END
diff --git a/arch/arm/mach-msm/board-msm7627a-wlan.c b/arch/arm/mach-msm/board-msm7627a-wlan.c
new file mode 100644
index 0000000..6df7626
--- /dev/null
+++ b/arch/arm/mach-msm/board-msm7627a-wlan.c
@@ -0,0 +1,368 @@
+/* Copyright (c) 2012, Code Aurora Forum. 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.
+ */
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+#include <asm/mach-types.h>
+#include <mach/rpc_pmapp.h>
+#include "board-msm7627a.h"
+#include "devices-msm7x2xa.h"
+#include "timer.h"
+
+#define GPIO_WLAN_3V3_EN 119
+static const char *id = "WLAN";
+
+enum {
+	WLAN_VREG_S3 = 0,
+	WLAN_VREG_L17,
+	WLAN_VREG_L19
+};
+
+struct wlan_vreg_info {
+	const char *vreg_id;
+	unsigned int level_min;
+	unsigned int level_max;
+	unsigned int pmapp_id;
+	unsigned int is_vreg_pin_controlled;
+	struct regulator *reg;
+};
+
+static struct wlan_vreg_info vreg_info[] = {
+	{"msme1",     1800000, 1800000, 2,  0, NULL},
+	{"bt",        3300000, 3300000, 21, 1, NULL},
+	{"wlan4",     1800000, 1800000, 23, 1, NULL}
+};
+
+int gpio_wlan_sys_rest_en = 134;
+static void gpio_wlan_config(void)
+{
+	if (machine_is_msm7627a_qrd1() || machine_is_msm7627a_evb())
+		gpio_wlan_sys_rest_en = 124;
+}
+
+static unsigned int qrf6285_init_regs(void)
+{
+	struct regulator_bulk_data regs[ARRAY_SIZE(vreg_info)];
+	int i = 0, rc = 0;
+
+	for (i = 0; i < ARRAY_SIZE(regs); i++) {
+		regs[i].supply = vreg_info[i].vreg_id;
+		regs[i].min_uV = vreg_info[i].level_min;
+		regs[i].max_uV = vreg_info[i].level_max;
+	}
+
+	rc = regulator_bulk_get(NULL, ARRAY_SIZE(regs), regs);
+	if (rc) {
+		pr_err("%s: could not get regulators: %d\n", __func__, rc);
+		goto out;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(regs); i++)
+		vreg_info[i].reg = regs[i].consumer;
+
+out:
+	return rc;
+}
+
+static unsigned int setup_wlan_gpio(bool on)
+{
+	int rc = 0;
+
+	if (on) {
+		rc = gpio_direction_output(gpio_wlan_sys_rest_en, 1);
+		msleep(100);
+	} else {
+		gpio_set_value_cansleep(gpio_wlan_sys_rest_en, 0);
+		rc = gpio_direction_input(gpio_wlan_sys_rest_en);
+		msleep(100);
+	}
+
+	if (rc)
+		pr_err("%s: WLAN sys_reset_en GPIO: Error", __func__);
+
+	return rc;
+}
+
+static unsigned int setup_wlan_clock(bool on)
+{
+	int rc = 0;
+
+	if (on) {
+		/* Vote for A0 clock */
+		rc = pmapp_clock_vote(id, PMAPP_CLOCK_ID_A0,
+					PMAPP_CLOCK_VOTE_ON);
+	} else {
+		/* Vote against A0 clock */
+		rc = pmapp_clock_vote(id, PMAPP_CLOCK_ID_A0,
+					 PMAPP_CLOCK_VOTE_OFF);
+	}
+
+	if (rc)
+		pr_err("%s: Configuring A0 clock for WLAN: Error", __func__);
+
+	return rc;
+}
+
+static unsigned int wlan_switch_regulators(int on)
+{
+	int rc = 0, index = 0;
+
+	if (machine_is_msm7627a_qrd1())
+		index = 2;
+
+	for ( ; index < ARRAY_SIZE(vreg_info); index++) {
+		if (on) {
+			rc = regulator_set_voltage(vreg_info[index].reg,
+						vreg_info[index].level_min,
+						vreg_info[index].level_max);
+			if (rc) {
+				pr_err("%s:%s set voltage failed %d\n",
+					__func__, vreg_info[index].vreg_id, rc);
+				goto reg_disable;
+			}
+
+			rc = regulator_enable(vreg_info[index].reg);
+			if (rc) {
+				pr_err("%s:%s vreg enable failed %d\n",
+					__func__, vreg_info[index].vreg_id, rc);
+				goto reg_disable;
+			}
+
+			if (vreg_info[index].is_vreg_pin_controlled) {
+				rc = pmapp_vreg_lpm_pincntrl_vote(id,
+						vreg_info[index].pmapp_id,
+						PMAPP_CLOCK_ID_A0, 1);
+				if (rc) {
+					pr_err("%s:%s pincntrl failed %d\n",
+						__func__,
+						vreg_info[index].vreg_id, rc);
+					goto pin_cnt_fail;
+				}
+			}
+		} else {
+			if (vreg_info[index].is_vreg_pin_controlled) {
+				rc = pmapp_vreg_lpm_pincntrl_vote(id,
+						vreg_info[index].pmapp_id,
+						PMAPP_CLOCK_ID_A0, 0);
+				if (rc) {
+					pr_err("%s:%s pincntrl failed %d\n",
+						__func__,
+						vreg_info[index].vreg_id, rc);
+					goto pin_cnt_fail;
+				}
+			}
+
+			rc = regulator_disable(vreg_info[index].reg);
+			if (rc) {
+				pr_err("%s:%s vreg disable failed %d\n",
+					__func__,
+					vreg_info[index].vreg_id, rc);
+				goto reg_disable;
+			}
+		}
+	}
+	return 0;
+pin_cnt_fail:
+	if (on)
+		regulator_disable(vreg_info[index].reg);
+reg_disable:
+	if (!machine_is_msm7627a_qrd1()) {
+		while (index) {
+			if (on) {
+				index--;
+				regulator_disable(vreg_info[index].reg);
+				regulator_put(vreg_info[index].reg);
+			}
+		}
+	}
+	return rc;
+}
+
+static unsigned int msm_AR600X_setup_power(bool on)
+{
+	int rc = 0;
+	static bool init_done;
+
+	if (unlikely(!init_done)) {
+		gpio_wlan_config();
+		rc = qrf6285_init_regs();
+		if (rc) {
+			pr_err("%s: qrf6285 init failed = %d\n", __func__, rc);
+			return rc;
+		} else {
+			init_done = true;
+		}
+	}
+
+	rc = wlan_switch_regulators(on);
+	if (rc) {
+		pr_err("%s: wlan_switch_regulators error = %d\n", __func__, rc);
+		goto out;
+	}
+
+	/* GPIO_WLAN_3V3_EN is only required for the QRD7627a */
+	if (machine_is_msm7627a_qrd1()) {
+		rc = gpio_tlmm_config(GPIO_CFG(GPIO_WLAN_3V3_EN, 0,
+					GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL,
+					GPIO_CFG_2MA), GPIO_CFG_ENABLE);
+		if (rc) {
+			pr_err("%s gpio_tlmm_config 119 failed,error = %d\n",
+				__func__, rc);
+			goto reg_disable;
+		}
+		gpio_set_value(GPIO_WLAN_3V3_EN, 1);
+	}
+
+	/*
+	 * gpio_wlan_sys_rest_en is not from the GPIO expander for QRD7627a,
+	 * EVB1.0 and QRD8625,so the below step is required for those devices.
+	 */
+	if (machine_is_msm7627a_qrd1() || machine_is_msm7627a_evb()) {
+		rc = gpio_tlmm_config(GPIO_CFG(gpio_wlan_sys_rest_en, 0,
+					GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL,
+					GPIO_CFG_2MA), GPIO_CFG_ENABLE);
+		if (rc) {
+			pr_err("%s gpio_tlmm_config 119 failed,error = %d\n",
+				__func__, rc);
+			goto qrd_gpio_fail;
+		}
+		gpio_set_value(gpio_wlan_sys_rest_en, 1);
+	} else {
+		rc = gpio_request(gpio_wlan_sys_rest_en, "WLAN_DEEP_SLEEP_N");
+		if (rc) {
+			pr_err("%s: WLAN sys_rest_en GPIO %d request failed %d\n",
+				__func__,
+				gpio_wlan_sys_rest_en, rc);
+			goto qrd_gpio_fail;
+		}
+		rc = setup_wlan_gpio(on);
+		if (rc) {
+			pr_err("%s: wlan_set_gpio = %d\n", __func__, rc);
+			goto gpio_fail;
+		}
+	}
+
+	/* Enable the A0 clock */
+	rc = setup_wlan_clock(on);
+	if (rc) {
+		pr_err("%s: setup_wlan_clock = %d\n", __func__, rc);
+		goto set_gpio_fail;
+	}
+
+	/* Configure A0 clock to be slave to WLAN_CLK_PWR_REQ */
+	rc = pmapp_clock_vote(id, PMAPP_CLOCK_ID_A0,
+				 PMAPP_CLOCK_VOTE_PIN_CTRL);
+	if (rc) {
+		pr_err("%s: Configuring A0 to Pin controllable failed %d\n",
+				__func__, rc);
+		goto set_clock_fail;
+	}
+
+	pr_info("WLAN power-up success\n");
+	return 0;
+set_clock_fail:
+	setup_wlan_clock(0);
+set_gpio_fail:
+	setup_wlan_gpio(0);
+gpio_fail:
+	gpio_free(gpio_wlan_sys_rest_en);
+qrd_gpio_fail:
+	gpio_free(GPIO_WLAN_3V3_EN);
+reg_disable:
+	wlan_switch_regulators(0);
+out:
+	pr_info("WLAN power-up failed\n");
+	return rc;
+}
+
+static unsigned int msm_AR600X_shutdown_power(bool on)
+{
+	int rc = 0;
+
+	/* Disable the A0 clock */
+	rc = setup_wlan_clock(on);
+	if (rc) {
+		pr_err("%s: setup_wlan_clock = %d\n", __func__, rc);
+		goto set_clock_fail;
+	}
+
+	/*
+	 * gpio_wlan_sys_rest_en is not from the GPIO expander for QRD7627a,
+	 * EVB1.0 and QRD8625,so the below step is required for those devices.
+	 */
+	if (machine_is_msm7627a_qrd1() || machine_is_msm7627a_evb()) {
+		rc = gpio_tlmm_config(GPIO_CFG(gpio_wlan_sys_rest_en, 0,
+					GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL,
+					GPIO_CFG_2MA), GPIO_CFG_ENABLE);
+		if (rc) {
+			pr_err("%s gpio_tlmm_config 119 failed,error = %d\n",
+				__func__, rc);
+			goto gpio_fail;
+		}
+		gpio_set_value(gpio_wlan_sys_rest_en, 0);
+	} else {
+		rc = setup_wlan_gpio(on);
+		if (rc) {
+			pr_err("%s: wlan_set_gpio = %d\n", __func__, rc);
+			goto set_gpio_fail;
+		}
+		gpio_free(gpio_wlan_sys_rest_en);
+	}
+
+	/* GPIO_WLAN_3V3_EN is only required for the QRD7627a */
+	if (machine_is_msm7627a_qrd1()) {
+		rc = gpio_tlmm_config(GPIO_CFG(GPIO_WLAN_3V3_EN, 0,
+					GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL,
+					GPIO_CFG_2MA), GPIO_CFG_ENABLE);
+		if (rc) {
+			pr_err("%s gpio_tlmm_config 119 failed,error = %d\n",
+				__func__, rc);
+			goto qrd_gpio_fail;
+		}
+		gpio_set_value(GPIO_WLAN_3V3_EN, 0);
+	}
+
+	rc = wlan_switch_regulators(on);
+	if (rc) {
+		pr_err("%s: wlan_switch_regulators error = %d\n",
+			__func__, rc);
+		goto reg_disable;
+	}
+
+	pr_info("WLAN power-down success\n");
+	return 0;
+set_clock_fail:
+	setup_wlan_clock(0);
+set_gpio_fail:
+	setup_wlan_gpio(0);
+gpio_fail:
+	gpio_free(gpio_wlan_sys_rest_en);
+qrd_gpio_fail:
+	gpio_free(GPIO_WLAN_3V3_EN);
+reg_disable:
+	wlan_switch_regulators(0);
+	pr_info("WLAN power-down failed\n");
+	return rc;
+}
+
+int  ar600x_wlan_power(bool on)
+{
+	if (on)
+		msm_AR600X_setup_power(on);
+	else
+		msm_AR600X_shutdown_power(on);
+
+	return 0;
+}
diff --git a/arch/arm/mach-msm/board-msm7x27a.c b/arch/arm/mach-msm/board-msm7x27a.c
index 8b50c53..118798b 100644
--- a/arch/arm/mach-msm/board-msm7x27a.c
+++ b/arch/arm/mach-msm/board-msm7x27a.c
@@ -1071,6 +1071,7 @@
 #if defined(CONFIG_BT) && defined(CONFIG_MARIMBA_CORE)
 static int __init msm7x27a_init_ar6000pm(void)
 {
+	msm_wlan_ar6000_pm_device.dev.platform_data = &ar600x_wlan_power;
 	return platform_device_register(&msm_wlan_ar6000_pm_device);
 }
 #else
diff --git a/arch/arm/mach-msm/board-qrd7627a.c b/arch/arm/mach-msm/board-qrd7627a.c
index f7e908b..5052bb0 100644
--- a/arch/arm/mach-msm/board-qrd7627a.c
+++ b/arch/arm/mach-msm/board-qrd7627a.c
@@ -679,7 +679,6 @@
 #ifdef CONFIG_BT
 	&msm_bt_power_device,
 #endif
-	&msm_wlan_ar6000_pm_device,
 	&asoc_msm_pcm,
 	&asoc_msm_dai0,
 	&asoc_msm_dai1,
@@ -1011,6 +1010,12 @@
 	}
 }
 
+static int __init msm_qrd_init_ar6000pm(void)
+{
+	msm_wlan_ar6000_pm_device.dev.platform_data = &ar600x_wlan_power;
+	return platform_device_register(&msm_wlan_ar6000_pm_device);
+}
+
 #define UART1DM_RX_GPIO		45
 static void __init msm_qrd_init(void)
 {
@@ -1033,6 +1038,8 @@
 	platform_add_devices(qrd_common_devices,
 			ARRAY_SIZE(qrd_common_devices));
 
+	/* Ensure ar6000pm device is registered before MMC/SDC */
+	msm_qrd_init_ar6000pm();
 	msm7627a_init_mmc();
 
 #ifdef CONFIG_USB_EHCI_MSM_72K
diff --git a/arch/arm/mach-msm/clock-8960.c b/arch/arm/mach-msm/clock-8960.c
index e16cac5..a2abb25 100644
--- a/arch/arm/mach-msm/clock-8960.c
+++ b/arch/arm/mach-msm/clock-8960.c
@@ -4812,13 +4812,16 @@
 };
 
 static struct clk_lookup msm_clocks_8064[] = {
-	CLK_LOOKUP("cxo",		cxo_clk.c,		NULL),
-	CLK_LOOKUP("cxo",		cxo_clk.c,		"wcnss_wlan.0"),
-	CLK_LOOKUP("cxo",		cxo_clk.c,		"pil_riva"),
-	CLK_LOOKUP("pll2",		pll2_clk.c,		NULL),
-	CLK_LOOKUP("pll8",		pll8_clk.c,		NULL),
-	CLK_LOOKUP("pll4",		pll4_clk.c,		NULL),
-	CLK_LOOKUP("measure",		measure_clk.c,		"debug"),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	NULL),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	"wcnss_wlan.0"),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	"pil_riva"),
+	CLK_LOOKUP("xo",		pxo_clk.c,	"pil_qdsp6v4.0"),
+	CLK_LOOKUP("xo",		cxo_clk.c,	"pil_qdsp6v4.1"),
+	CLK_LOOKUP("xo",		cxo_clk.c,	"pil_qdsp6v4.2"),
+	CLK_LOOKUP("pll2",		pll2_clk.c,	NULL),
+	CLK_LOOKUP("pll8",		pll8_clk.c,	NULL),
+	CLK_LOOKUP("pll4",		pll4_clk.c,	NULL),
+	CLK_LOOKUP("measure",		measure_clk.c,	"debug"),
 
 	CLK_DUMMY("bus_clk",		AFAB_CLK,	"msm_apps_fab", 0),
 	CLK_DUMMY("bus_a_clk",		AFAB_A_CLK,	"msm_apps_fab", 0),
@@ -5051,13 +5054,16 @@
 };
 
 static struct clk_lookup msm_clocks_8960_v1[] __initdata = {
-	CLK_LOOKUP("cxo",		cxo_clk.c,		NULL),
-	CLK_LOOKUP("cxo",		cxo_clk.c,		"wcnss_wlan.0"),
-	CLK_LOOKUP("cxo",		cxo_clk.c,		"pil_riva"),
-	CLK_LOOKUP("pll2",		pll2_clk.c,		NULL),
-	CLK_LOOKUP("pll8",		pll8_clk.c,		NULL),
-	CLK_LOOKUP("pll4",		pll4_clk.c,		NULL),
-	CLK_LOOKUP("measure",		measure_clk.c,		"debug"),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	NULL),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	"wcnss_wlan.0"),
+	CLK_LOOKUP("cxo",		cxo_clk.c,	"pil_riva"),
+	CLK_LOOKUP("xo",		pxo_clk.c,	"pil_qdsp6v4.0"),
+	CLK_LOOKUP("xo",		cxo_clk.c,	"pil_qdsp6v4.1"),
+	CLK_LOOKUP("xo",		cxo_clk.c,	"pil_qdsp6v4.2"),
+	CLK_LOOKUP("pll2",		pll2_clk.c,	NULL),
+	CLK_LOOKUP("pll8",		pll8_clk.c,	NULL),
+	CLK_LOOKUP("pll4",		pll4_clk.c,	NULL),
+	CLK_LOOKUP("measure",		measure_clk.c,	"debug"),
 
 	CLK_LOOKUP("bus_clk",		afab_clk.c,		"msm_apps_fab"),
 	CLK_LOOKUP("bus_a_clk",		afab_a_clk.c,		"msm_apps_fab"),
diff --git a/arch/arm/mach-msm/clock-8x60.c b/arch/arm/mach-msm/clock-8x60.c
index 94fafda..17f5d01 100644
--- a/arch/arm/mach-msm/clock-8x60.c
+++ b/arch/arm/mach-msm/clock-8x60.c
@@ -3520,6 +3520,7 @@
 
 static struct clk_lookup msm_clocks_8x60[] = {
 	CLK_LOOKUP("cxo",		cxo_clk.c,	NULL),
+	CLK_LOOKUP("xo",		pxo_clk.c,	"pil_modem"),
 	CLK_LOOKUP("pll4",		pll4_clk.c,	"pil_qdsp6v3"),
 	CLK_LOOKUP("measure",		measure_clk.c,	"debug"),
 
diff --git a/arch/arm/mach-msm/devices-8960.c b/arch/arm/mach-msm/devices-8960.c
index 0ced722..872d9d4 100644
--- a/arch/arm/mach-msm/devices-8960.c
+++ b/arch/arm/mach-msm/devices-8960.c
@@ -30,7 +30,6 @@
 #include <mach/rpm.h>
 #include <mach/msm_bus_board.h>
 #include <mach/msm_memtypes.h>
-#include <mach/msm_xo.h>
 #include <sound/msm-dai-q6.h>
 #include <sound/apr_audio.h>
 #include "clock.h"
@@ -843,7 +842,6 @@
 	.strap_ahb_upper = 0x00290000,
 	.strap_ahb_lower = 0x00000280,
 	.aclk_reg = SFAB_LPASS_Q6_ACLK_CTL,
-	.xo_id = MSM_XO_PXO,
 	.name = "q6",
 	.pas_id = PAS_Q6,
 	.bus_port = MSM_BUS_MASTER_LPASS_PROC,
@@ -881,7 +879,6 @@
 	.strap_ahb_lower = 0x00000080,
 	.aclk_reg = SFAB_MSS_Q6_FW_ACLK_CTL,
 	.jtag_clk_reg = MSS_Q6FW_JTAG_CLK_CTL,
-	.xo_id = MSM_XO_CXO,
 	.name = "modem_fw",
 	.depends = "q6",
 	.pas_id = PAS_MODEM_FW,
@@ -919,7 +916,6 @@
 	.strap_ahb_lower = 0x00000080,
 	.aclk_reg = SFAB_MSS_Q6_SW_ACLK_CTL,
 	.jtag_clk_reg = MSS_Q6SW_JTAG_CLK_CTL,
-	.xo_id = MSM_XO_CXO,
 	.name = "modem",
 	.depends = "modem_fw",
 	.pas_id = PAS_MODEM_SW,
diff --git a/arch/arm/mach-msm/devices-msm7x2xa.h b/arch/arm/mach-msm/devices-msm7x2xa.h
index a59ade3..be6a645 100644
--- a/arch/arm/mach-msm/devices-msm7x2xa.h
+++ b/arch/arm/mach-msm/devices-msm7x2xa.h
@@ -25,4 +25,5 @@
 extern struct platform_device msm7x27a_device_clkctl;
 void __init msm8625_init_irq(void);
 void __init msm8625_map_io(void);
+int  ar600x_wlan_power(bool on);
 #endif
diff --git a/arch/arm/mach-msm/include/mach/board.h b/arch/arm/mach-msm/include/mach/board.h
index 76b7dac..c7ef271 100644
--- a/arch/arm/mach-msm/include/mach/board.h
+++ b/arch/arm/mach-msm/include/mach/board.h
@@ -470,6 +470,8 @@
 void msm_init_irq(void);
 void msm_copper_init_irq(void);
 void vic_handle_irq(struct pt_regs *regs);
+void msm_copper_reserve(void);
+void msm_copper_very_early(void);
 
 struct mmc_platform_data;
 int msm_add_sdcc(unsigned int controller,
diff --git a/arch/arm/mach-msm/include/mach/qpnp-int.h b/arch/arm/mach-msm/include/mach/qpnp-int.h
new file mode 100644
index 0000000..a79d2fc
--- /dev/null
+++ b/arch/arm/mach-msm/include/mach/qpnp-int.h
@@ -0,0 +1,83 @@
+/* Copyright (c) 2012, Code Aurora Forum. 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 QPNPINT_H
+#define QPNPINT_H
+
+#include <linux/spmi.h>
+
+struct qpnp_irq_spec {
+	uint8_t slave; /* 0-15 */
+	uint8_t per; /* 0-255 */
+	uint8_t irq; /* 0-7 */
+};
+
+struct qpnp_local_int {
+	 /* mask - Invoke PMIC Arbiter local mask handler */
+	int (*mask)(struct spmi_controller *spmi_ctrl,
+		    struct qpnp_irq_spec *spec,
+		    uint32_t priv_d);
+	 /* unmask - Invoke PMIC Arbiter local unmask handler */
+	int (*unmask)(struct spmi_controller *spmi_ctrl,
+		      struct qpnp_irq_spec *spec,
+		      uint32_t priv_d);
+	/* register_priv_data - Return per irq priv data */
+	int (*register_priv_data)(struct spmi_controller *spmi_ctrl,
+				  struct qpnp_irq_spec *spec,
+				  uint32_t *priv_d);
+};
+
+#ifdef CONFIG_MSM_QPNP_INT
+/**
+ * qpnpint_of_init() - Device Tree irq initialization
+ *
+ * Standard Device Tree init routine to be called from
+ * of_irq_init().
+ */
+int __init qpnpint_of_init(struct device_node *node,
+			   struct device_node *parent);
+
+/**
+ * qpnpint_register_controller() - Register local interrupt callbacks
+ *
+ * Used by the PMIC Arbiter driver or equivalent to register
+ * callbacks for interrupt events.
+ */
+int qpnpint_register_controller(unsigned int busno,
+				struct qpnp_local_int *li_cb);
+
+/**
+ * qpnpint_handle_irq - Main interrupt handling routine
+ *
+ * Pass a PMIC Arbiter interrupt to Linux.
+ */
+int qpnpint_handle_irq(struct spmi_controller *spmi_ctrl,
+		       struct qpnp_irq_spec *spec);
+#else
+static inline int __init qpnpint_of_init(struct device_node *node,
+				  struct device_node *parent)
+{
+	return -ENXIO;
+}
+static inline int qpnpint_register_controller(unsigned int busno,
+				struct qpnp_local_int *li_cb)
+{
+	return -ENXIO;
+}
+
+static inline int qpnpint_handle_irq(struct spmi_controller *spmi_ctrl,
+		       struct qpnp_irq_spec *spec)
+{
+	return -ENXIO;
+}
+#endif /* CONFIG_MSM_QPNP_INT */
+#endif /* QPNPINT_H */
diff --git a/arch/arm/mach-msm/ipc_socket.c b/arch/arm/mach-msm/ipc_socket.c
index 093d044..4b0d26a 100644
--- a/arch/arm/mach-msm/ipc_socket.c
+++ b/arch/arm/mach-msm/ipc_socket.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -27,6 +27,7 @@
 #include <net/sock.h>
 
 #include <mach/peripheral-loader.h>
+#include <mach/socinfo.h>
 
 #include "ipc_router.h"
 
@@ -46,11 +47,18 @@
 
 static void *msm_ipc_router_load_modem(void)
 {
-	void *pil;
+	void *pil = NULL;
 	int rc;
 
-	pil = pil_get("modem");
-	if (IS_ERR(pil)) {
+	/* Load GNSS for Standalone 8064 but not for Fusion 3 */
+	if (cpu_is_apq8064()) {
+		if (socinfo_get_platform_subtype() == 0x0)
+			pil = pil_get("gnss");
+	} else {
+		pil = pil_get("modem");
+	}
+
+	if (IS_ERR(pil) || !pil) {
 		pr_debug("%s: modem load failed\n", __func__);
 		pil = NULL;
 	} else {
diff --git a/arch/arm/mach-msm/lpass-8960.c b/arch/arm/mach-msm/lpass-8960.c
index 11b9092..5eccf06 100644
--- a/arch/arm/mach-msm/lpass-8960.c
+++ b/arch/arm/mach-msm/lpass-8960.c
@@ -66,6 +66,28 @@
 	.notifier_call = riva_notifier_cb,
 };
 
+static int modem_notifier_cb(struct notifier_block *this, unsigned long code,
+								void *ss_handle)
+{
+	int ret;
+	switch (code) {
+	case SUBSYS_BEFORE_SHUTDOWN:
+		pr_debug("%s: M-Notify: Shutdown started\n", __func__);
+		ret = sysmon_send_event(SYSMON_SS_LPASS, "modem",
+				SUBSYS_BEFORE_SHUTDOWN);
+		if (ret < 0)
+			pr_err("%s: sysmon_send_event error %d", __func__,
+				ret);
+		break;
+	}
+	return NOTIFY_DONE;
+}
+
+static void *ssr_modem_notif_hdle;
+static struct notifier_block mnb = {
+	.notifier_call = modem_notifier_cb,
+};
+
 static void lpass_fatal_fn(struct work_struct *work)
 {
 	pr_err("%s %s: Watchdog bite received from Q6!\n", MODULE_NAME,
@@ -213,6 +235,18 @@
 		goto out;
 	}
 
+	ssr_modem_notif_hdle = subsys_notif_register_notifier("modem",
+							&mnb);
+	if (IS_ERR(ssr_modem_notif_hdle) < 0) {
+		ret = PTR_ERR(ssr_modem_notif_hdle);
+		pr_err("%s: subsys_register_notifier for Modem: err = %d\n",
+			__func__, ret);
+		subsys_notif_unregister_notifier(ssr_notif_hdle, &rnb);
+		iounmap(q6_wakeup_intr);
+		free_irq(LPASS_Q6SS_WDOG_EXPIRED, NULL);
+		goto out;
+	}
+
 	pr_info("%s: lpass SSR driver init'ed.\n", __func__);
 out:
 	return ret;
@@ -221,6 +255,7 @@
 static void __exit lpass_fatal_exit(void)
 {
 	subsys_notif_unregister_notifier(ssr_notif_hdle, &rnb);
+	subsys_notif_unregister_notifier(ssr_modem_notif_hdle, &mnb);
 	iounmap(q6_wakeup_intr);
 	free_irq(LPASS_Q6SS_WDOG_EXPIRED, NULL);
 }
diff --git a/arch/arm/mach-msm/pil-modem.c b/arch/arm/mach-msm/pil-modem.c
index 5aa3834..1d13508 100644
--- a/arch/arm/mach-msm/pil-modem.c
+++ b/arch/arm/mach-msm/pil-modem.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2010-2012, Code Aurora Forum. 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
@@ -18,9 +18,10 @@
 #include <linux/elf.h>
 #include <linux/delay.h>
 #include <linux/err.h>
+#include <linux/workqueue.h>
+#include <linux/clk.h>
 
 #include <mach/msm_iomap.h>
-#include <mach/msm_xo.h>
 
 #include "peripheral-loader.h"
 #include "scm-pas.h"
@@ -52,8 +53,8 @@
 struct modem_data {
 	void __iomem *base;
 	unsigned long start_addr;
-	struct msm_xo_voter *pxo;
-	struct timer_list timer;
+	struct clk *xo;
+	struct delayed_work work;
 };
 
 static int nop_verify_blob(struct pil_desc *pil, u32 phy_addr, size_t size)
@@ -61,28 +62,30 @@
 	return 0;
 }
 
-static void remove_proxy_votes(unsigned long data)
-{
-	struct modem_data *drv = (struct modem_data *)data;
-	msm_xo_mode_vote(drv->pxo, MSM_XO_MODE_OFF);
-}
-
-static void make_modem_proxy_votes(struct device *dev)
+static int make_modem_proxy_votes(struct device *dev)
 {
 	int ret;
 	struct modem_data *drv = dev_get_drvdata(dev);
 
-	ret = msm_xo_mode_vote(drv->pxo, MSM_XO_MODE_ON);
-	if (ret)
-		dev_err(dev, "Failed to enable PXO\n");
-	mod_timer(&drv->timer, jiffies + msecs_to_jiffies(PROXY_VOTE_TIMEOUT));
+	ret = clk_prepare_enable(drv->xo);
+	if (ret) {
+		dev_err(dev, "Failed to enable XO\n");
+		return ret;
+	}
+	schedule_delayed_work(&drv->work, msecs_to_jiffies(PROXY_VOTE_TIMEOUT));
+	return 0;
+}
+
+static void remove_modem_proxy_votes(struct work_struct *work)
+{
+	struct modem_data *drv;
+	drv = container_of(work, struct modem_data, work.work);
+	clk_disable_unprepare(drv->xo);
 }
 
 static void remove_modem_proxy_votes_now(struct modem_data *drv)
 {
-	/* If the proxy vote hasn't been removed yet, remove it immediately. */
-	if (del_timer(&drv->timer))
-		remove_proxy_votes((unsigned long)drv);
+	flush_delayed_work(&drv->work);
 }
 
 static int modem_init_image(struct pil_desc *pil, const u8 *metadata,
@@ -97,9 +100,12 @@
 static int modem_reset(struct pil_desc *pil)
 {
 	u32 reg;
+	int ret;
 	const struct modem_data *drv = dev_get_drvdata(pil->dev);
 
-	make_modem_proxy_votes(pil->dev);
+	ret = make_modem_proxy_votes(pil->dev);
+	if (ret)
+		return ret;
 
 	/* Put modem AHB0,1,2 clocks into reset */
 	writel_relaxed(BIT(0) | BIT(1), MAHB0_SFAB_PORT_RESET);
@@ -235,7 +241,9 @@
 	int ret;
 	struct modem_data *drv = dev_get_drvdata(pil->dev);
 
-	make_modem_proxy_votes(pil->dev);
+	ret = make_modem_proxy_votes(pil->dev);
+	if (ret)
+		return ret;
 
 	ret = pas_auth_and_reset(PAS_MODEM);
 	if (ret)
@@ -269,6 +277,7 @@
 	struct modem_data *drv;
 	struct resource *res;
 	struct pil_desc *desc;
+	int ret;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res)
@@ -283,15 +292,14 @@
 	if (!drv->base)
 		return -ENOMEM;
 
-	drv->pxo = msm_xo_get(MSM_XO_PXO, dev_name(&pdev->dev));
-	if (IS_ERR(drv->pxo))
-		return PTR_ERR(drv->pxo);
+	drv->xo = clk_get(&pdev->dev, "xo");
+	if (IS_ERR(drv->xo))
+		return PTR_ERR(drv->xo);
 
 	desc = devm_kzalloc(&pdev->dev, sizeof(*desc), GFP_KERNEL);
 	if (!desc)
 		return -ENOMEM;
 
-	setup_timer(&drv->timer, remove_proxy_votes, (unsigned long)drv);
 	desc->name = "modem";
 	desc->depends_on = "q6";
 	desc->dev = &pdev->dev;
@@ -303,19 +311,21 @@
 		desc->ops = &pil_modem_ops;
 		dev_info(&pdev->dev, "using non-secure boot\n");
 	}
+	INIT_DELAYED_WORK(&drv->work, remove_modem_proxy_votes);
 
-	if (msm_pil_register(desc)) {
-		msm_xo_put(drv->pxo);
-		return -EINVAL;
+	ret = msm_pil_register(desc);
+	if (ret) {
+		flush_delayed_work_sync(&drv->work);
+		clk_put(drv->xo);
 	}
-	return 0;
+	return ret;
 }
 
 static int __devexit pil_modem_driver_exit(struct platform_device *pdev)
 {
 	struct modem_data *drv = platform_get_drvdata(pdev);
-	del_timer_sync(&drv->timer);
-	msm_xo_put(drv->pxo);
+	flush_delayed_work_sync(&drv->work);
+	clk_put(drv->xo);
 	return 0;
 }
 
diff --git a/arch/arm/mach-msm/pil-q6v4.c b/arch/arm/mach-msm/pil-q6v4.c
index cdbfc48..511377d 100644
--- a/arch/arm/mach-msm/pil-q6v4.c
+++ b/arch/arm/mach-msm/pil-q6v4.c
@@ -20,10 +20,10 @@
 #include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/workqueue.h>
+#include <linux/clk.h>
 
 #include <mach/msm_bus.h>
 #include <mach/msm_iomap.h>
-#include <mach/msm_xo.h>
 
 #include "peripheral-loader.h"
 #include "pil-q6v4.h"
@@ -71,7 +71,7 @@
 	struct regulator *vreg;
 	struct regulator *pll_supply;
 	bool vreg_enabled;
-	struct msm_xo_voter *xo;
+	struct clk *xo;
 	struct delayed_work work;
 };
 
@@ -89,18 +89,29 @@
 	return 0;
 }
 
-static void pil_q6v4_make_proxy_votes(struct device *dev)
+static int pil_q6v4_make_proxy_votes(struct device *dev)
 {
 	struct q6v4_data *drv = dev_get_drvdata(dev);
 	int ret;
 
-	msm_xo_mode_vote(drv->xo, MSM_XO_MODE_ON);
+	ret = clk_prepare_enable(drv->xo);
+	if (ret) {
+		dev_err(dev, "Failed to enable XO\n");
+		goto err;
+	}
 	if (drv->pll_supply) {
 		ret = regulator_enable(drv->pll_supply);
-		if (ret)
-			dev_err(dev, "failed to enable pll supply\n");
+		if (ret) {
+			dev_err(dev, "Failed to enable pll supply\n");
+			goto err_regulator;
+		}
 	}
 	schedule_delayed_work(&drv->work, msecs_to_jiffies(PROXY_VOTE_TIMEOUT));
+	return 0;
+err_regulator:
+	clk_disable_unprepare(drv->xo);
+err:
+	return ret;
 }
 
 static void pil_q6v4_remove_proxy_votes(struct work_struct *work)
@@ -108,7 +119,7 @@
 	struct q6v4_data *drv = container_of(work, struct q6v4_data, work.work);
 	if (drv->pll_supply)
 		regulator_disable(drv->pll_supply);
-	msm_xo_mode_vote(drv->xo, MSM_XO_MODE_OFF);
+	clk_disable_unprepare(drv->xo);
 }
 
 static void pil_q6v4_remove_proxy_votes_now(struct device *dev)
@@ -191,7 +202,9 @@
 	const struct q6v4_data *drv = dev_get_drvdata(pil->dev);
 	const struct pil_q6v4_pdata *pdata = pil->dev->platform_data;
 
-	pil_q6v4_make_proxy_votes(pil->dev);
+	err = pil_q6v4_make_proxy_votes(pil->dev);
+	if (err)
+		return err;
 
 	err = pil_q6v4_power_up(pil->dev);
 	if (err)
@@ -331,7 +344,9 @@
 	const struct pil_q6v4_pdata *pdata = pil->dev->platform_data;
 	int err;
 
-	pil_q6v4_make_proxy_votes(pil->dev);
+	err = pil_q6v4_make_proxy_votes(pil->dev);
+	if (err)
+		return err;
 
 	err = pil_q6v4_power_up(pil->dev);
 	if (err)
@@ -442,7 +457,7 @@
 		goto err;
 	}
 
-	drv->xo = msm_xo_get(pdata->xo_id, pdata->name);
+	drv->xo = clk_get(&pdev->dev, "xo");
 	if (IS_ERR(drv->xo)) {
 		ret = PTR_ERR(drv->xo);
 		goto err_xo;
@@ -454,8 +469,8 @@
 		goto err_pil;
 	return 0;
 err_pil:
-	cancel_delayed_work_sync(&drv->work);
-	msm_xo_put(drv->xo);
+	flush_delayed_work_sync(&drv->work);
+	clk_put(drv->xo);
 err_xo:
 	regulator_put(drv->vreg);
 err:
@@ -466,8 +481,8 @@
 static int __devexit pil_q6v4_driver_exit(struct platform_device *pdev)
 {
 	struct q6v4_data *drv = platform_get_drvdata(pdev);
-	cancel_delayed_work_sync(&drv->work);
-	msm_xo_put(drv->xo);
+	flush_delayed_work_sync(&drv->work);
+	clk_put(drv->xo);
 	regulator_put(drv->vreg);
 	regulator_put(drv->pll_supply);
 	return 0;
diff --git a/arch/arm/mach-msm/pil-q6v4.h b/arch/arm/mach-msm/pil-q6v4.h
index 54bdf88..b0b97d0 100644
--- a/arch/arm/mach-msm/pil-q6v4.h
+++ b/arch/arm/mach-msm/pil-q6v4.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -18,7 +18,6 @@
 	const unsigned long strap_ahb_lower;
 	void __iomem *aclk_reg;
 	void __iomem *jtag_clk_reg;
-	const int xo_id;
 	const char *name;
 	const char *depends;
 	const unsigned pas_id;
diff --git a/arch/arm/mach-msm/pil-riva.c b/arch/arm/mach-msm/pil-riva.c
index 7e78a15..29a9df9 100644
--- a/arch/arm/mach-msm/pil-riva.c
+++ b/arch/arm/mach-msm/pil-riva.c
@@ -88,20 +88,29 @@
 	struct regulator *pll_supply;
 };
 
-static void pil_riva_make_proxy_votes(struct device *dev)
+static int pil_riva_make_proxy_votes(struct device *dev)
 {
 	struct riva_data *drv = dev_get_drvdata(dev);
 	int ret;
 
+	ret = regulator_enable(drv->pll_supply);
+	if (ret) {
+		dev_err(dev, "failed to enable pll supply\n");
+		goto err;
+	}
 	if (drv->use_cxo) {
 		ret = clk_prepare_enable(drv->xo);
-		if (ret)
+		if (ret) {
 			dev_err(dev, "failed to enable xo\n");
+			goto err_clk;
+		}
 	}
-	ret = regulator_enable(drv->pll_supply);
-	if (ret)
-		dev_err(dev, "failed to enable pll supply\n");
 	schedule_delayed_work(&drv->work, msecs_to_jiffies(PROXY_VOTE_TIMEOUT));
+	return 0;
+err_clk:
+	regulator_disable(drv->pll_supply);
+err:
+	return ret;
 }
 
 static void pil_riva_remove_proxy_votes(struct work_struct *work)
@@ -156,7 +165,14 @@
 	writel_relaxed(reg, base + RIVA_PMU_A2XB_CFG);
 
 	drv->use_cxo = cxo_is_needed(drv);
-	pil_riva_make_proxy_votes(pil->dev);
+	ret = pil_riva_make_proxy_votes(pil->dev);
+	if (ret) {
+		reg &= ~RIVA_PMU_A2XB_CFG_EN;
+		writel_relaxed(reg, base + RIVA_PMU_A2XB_CFG);
+		mb();
+		clk_disable_unprepare(drv->xo);
+		return ret;
+	}
 
 	/* Program PLL 13 to 960 MHz */
 	reg = readl_relaxed(RIVA_PLL_MODE);
@@ -298,8 +314,9 @@
 	if (ret)
 		return ret;
 	/* Proxy-vote for resources RIVA needs */
-	pil_riva_make_proxy_votes(pil->dev);
-	ret = pas_auth_and_reset(PAS_RIVA);
+	ret = pil_riva_make_proxy_votes(pil->dev);
+	if (!ret)
+		ret = pas_auth_and_reset(PAS_RIVA);
 	clk_disable_unprepare(drv->xo);
 	return ret;
 }
@@ -390,7 +407,7 @@
 		goto err_register;
 	return 0;
 err_register:
-	cancel_delayed_work_sync(&drv->work);
+	flush_delayed_work_sync(&drv->work);
 	clk_put(drv->xo);
 err:
 	regulator_put(drv->pll_supply);
@@ -400,7 +417,7 @@
 static int __devexit pil_riva_remove(struct platform_device *pdev)
 {
 	struct riva_data *drv = platform_get_drvdata(pdev);
-	cancel_delayed_work_sync(&drv->work);
+	flush_delayed_work_sync(&drv->work);
 	clk_put(drv->xo);
 	regulator_put(drv->pll_supply);
 	return 0;
diff --git a/arch/arm/mach-msm/qdsp6v2/audio_acdb.c b/arch/arm/mach-msm/qdsp6v2/audio_acdb.c
index 2e61e90..ce5d084 100644
--- a/arch/arm/mach-msm/qdsp6v2/audio_acdb.c
+++ b/arch/arm/mach-msm/qdsp6v2/audio_acdb.c
@@ -783,6 +783,7 @@
 			pr_err("%s: More Audproc Cal then expected, "
 				"size received: %d\n", __func__, size);
 		store_audvol_cal(TX_CAL, data);
+		break;
 	case AUDIO_SET_AUDPROC_RX_VOL_CAL:
 		if (size > sizeof(struct cal_block))
 			pr_err("%s: More Audproc Cal then expected, "
diff --git a/arch/arm/mach-msm/qdsp6v2/timpani_profile_8x60.h b/arch/arm/mach-msm/qdsp6v2/timpani_profile_8x60.h
index 7096669..f02e0a0 100644
--- a/arch/arm/mach-msm/qdsp6v2/timpani_profile_8x60.h
+++ b/arch/arm/mach-msm/qdsp6v2/timpani_profile_8x60.h
@@ -1906,6 +1906,7 @@
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0xE0, 0xFE, 0xAC)}, \
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0xE1, 0xFE, 0xAC)}, \
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0x3A, 0x24, 0x24)}, \
+	{ADIE_CODEC_ACTION_DELAY_WAIT, 0x4E1F}, \
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0xE0, 0xFE, 0x3C)}, \
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0xE1, 0xFE, 0x3C)}, \
 	{ADIE_CODEC_ACTION_ENTRY, ADIE_CODEC_PACK_ENTRY(0xE0, 0xFE, 0x1C)}, \
diff --git a/drivers/mfd/pm8xxx-pwm.c b/drivers/mfd/pm8xxx-pwm.c
index 523d3b6..b5e2092 100644
--- a/drivers/mfd/pm8xxx-pwm.c
+++ b/drivers/mfd/pm8xxx-pwm.c
@@ -152,29 +152,31 @@
 #define CLK_PERIOD_MIN	NSEC_19P2MHZ
 #define CLK_PERIOD_MAX	NSEC_1024HZ
 
-#define NUM_LPG_PRE_DIVIDE	3  /* No default support for pre-divide = 6 */
+#define NUM_LPG_PRE_DIVIDE	4
 #define NUM_PWM_PRE_DIVIDE	2
 
-#define PRE_DIVIDE_0		2
-#define PRE_DIVIDE_1		3
-#define PRE_DIVIDE_2		5
-
-#define PRE_DIVIDE_MIN		PRE_DIVIDE_0
-#define PRE_DIVIDE_MAX		PRE_DIVIDE_2
+#define PRE_DIVIDE_2		2
+#define PRE_DIVIDE_3		3
+#define PRE_DIVIDE_5		5
+#define PRE_DIVIDE_6		6
 
 static unsigned int pt_t[NUM_LPG_PRE_DIVIDE][NUM_CLOCKS] = {
-	{	PRE_DIVIDE_0 * NSEC_1024HZ,
-		PRE_DIVIDE_0 * NSEC_32768HZ,
-		PRE_DIVIDE_0 * NSEC_19P2MHZ,
-	},
-	{	PRE_DIVIDE_1 * NSEC_1024HZ,
-		PRE_DIVIDE_1 * NSEC_32768HZ,
-		PRE_DIVIDE_1 * NSEC_19P2MHZ,
-	},
 	{	PRE_DIVIDE_2 * NSEC_1024HZ,
 		PRE_DIVIDE_2 * NSEC_32768HZ,
 		PRE_DIVIDE_2 * NSEC_19P2MHZ,
 	},
+	{	PRE_DIVIDE_3 * NSEC_1024HZ,
+		PRE_DIVIDE_3 * NSEC_32768HZ,
+		PRE_DIVIDE_3 * NSEC_19P2MHZ,
+	},
+	{	PRE_DIVIDE_5 * NSEC_1024HZ,
+		PRE_DIVIDE_5 * NSEC_32768HZ,
+		PRE_DIVIDE_5 * NSEC_19P2MHZ,
+	},
+	{	PRE_DIVIDE_6 * NSEC_1024HZ,
+		PRE_DIVIDE_6 * NSEC_32768HZ,
+		PRE_DIVIDE_6 * NSEC_19P2MHZ,
+	},
 };
 
 /* Private data */
diff --git a/drivers/slimbus/slimbus.c b/drivers/slimbus/slimbus.c
index 1ac301f..6733396 100644
--- a/drivers/slimbus/slimbus.c
+++ b/drivers/slimbus/slimbus.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -25,6 +25,8 @@
 #define SLIM_HDL_TO_FLOW(hdl)	(((u32)(hdl) & 0xFF0000) >> 16)
 #define SLIM_HDL_TO_PORT(hdl)	((u32)(hdl) & 0xFF)
 
+#define SLIM_HDL_TO_CHIDX(hdl)	((u16)(hdl) & 0xFF)
+
 #define SLIM_SLAVE_PORT(p, la)	(((la)<<16) | (p))
 #define SLIM_MGR_PORT(p)	((0xFF << 16) | (p))
 #define SLIM_LA_MANAGER		0xFF
@@ -1104,75 +1106,117 @@
 }
 
 /*
- * slim_connect_ports: Connect port(s) to channel.
+ * slim_connect_src: Connect source port to channel.
  * @sb: client handle
- * @srch: source handles to be connected to this channel
- * @nrsc: number of source ports
- * @sinkh: sink handle to be connected to this channel
+ * @srch: source handle to be connected to this channel
  * @chanh: Channel with which the ports need to be associated with.
- * Per slimbus specification, a channel may have multiple source-ports and 1
- * sink port.Channel specified in chanh needs to be allocated first.
+ * Per slimbus specification, a channel may have 1 source port.
+ * Channel specified in chanh needs to be allocated first.
+ * Returns -EALREADY if source is already configured for this channel.
+ * Returns -ENOTCONN if channel is not allocated
  */
-int slim_connect_ports(struct slim_device *sb, u32 *srch, int nsrc, u32 sinkh,
-			u16 chanh)
+int slim_connect_src(struct slim_device *sb, u32 srch, u16 chanh)
+{
+	struct slim_controller *ctrl = sb->ctrl;
+	int ret;
+	u8 chan = SLIM_HDL_TO_CHIDX(chanh);
+	struct slim_ich *slc = &ctrl->chans[chan];
+	enum slim_port_flow flow = SLIM_HDL_TO_FLOW(srch);
+
+	if (flow != SLIM_SRC)
+		return -EINVAL;
+
+	mutex_lock(&ctrl->m_ctrl);
+
+	if (slc->state == SLIM_CH_FREE) {
+		ret = -ENOTCONN;
+		goto connect_src_err;
+	}
+	/*
+	 * Once channel is removed, its ports can be considered disconnected
+	 * So its ports can be reassigned. Source port is zeroed
+	 * when channel is deallocated.
+	 */
+	if (slc->srch) {
+		ret = -EALREADY;
+		goto connect_src_err;
+	}
+
+	ret = connect_port_ch(ctrl, chan, srch, SLIM_SRC);
+
+	if (!ret)
+		slc->srch = srch;
+
+connect_src_err:
+	mutex_unlock(&ctrl->m_ctrl);
+	return ret;
+}
+EXPORT_SYMBOL_GPL(slim_connect_src);
+
+/*
+ * slim_connect_sink: Connect sink port(s) to channel.
+ * @sb: client handle
+ * @sinkh: sink handle(s) to be connected to this channel
+ * @nsink: number of sinks
+ * @chanh: Channel with which the ports need to be associated with.
+ * Per slimbus specification, a channel may have multiple sink-ports.
+ * Channel specified in chanh needs to be allocated first.
+ * Returns -EALREADY if sink is already configured for this channel.
+ * Returns -ENOTCONN if channel is not allocated
+ */
+int slim_connect_sink(struct slim_device *sb, u32 *sinkh, int nsink, u16 chanh)
 {
 	struct slim_controller *ctrl = sb->ctrl;
 	int j;
 	int ret = 0;
-	u8 chan = (u8)(chanh & 0xFF);
+	u8 chan = SLIM_HDL_TO_CHIDX(chanh);
 	struct slim_ich *slc = &ctrl->chans[chan];
 
+	if (!sinkh || !nsink)
+		return -EINVAL;
+
 	mutex_lock(&ctrl->m_ctrl);
-	/* Make sure the channel is not already pending reconf. or active */
-	if (slc->state >= SLIM_CH_PENDING_ACTIVE) {
-		dev_err(&ctrl->dev, "Channel %d  already active", chan);
-		ret = -EISCONN;
-		goto connect_port_err;
-	}
 
 	/*
 	 * Once channel is removed, its ports can be considered disconnected
-	 * So its ports can be reassigned. Source port array is freed
-	 * when channel is deallocated.
+	 * So its ports can be reassigned. Sink ports are freed when channel
+	 * is deallocated.
 	 */
-	slc->srch = krealloc(slc->srch, (sizeof(u32) * nsrc), GFP_KERNEL);
-	if (!slc->srch) {
-		ret = -ENOMEM;
-		goto connect_port_err;
+	if (slc->state == SLIM_CH_FREE) {
+		ret = -ENOTCONN;
+		goto connect_sink_err;
 	}
 
-	/* connect source */
-	for (j = 0; j < nsrc; j++) {
-		ret = connect_port_ch(ctrl, chan, srch[j], SLIM_SRC);
+	for (j = 0; j < nsink; j++) {
+		enum slim_port_flow flow = SLIM_HDL_TO_FLOW(sinkh[j]);
+		if (flow != SLIM_SINK)
+			ret = -EINVAL;
+		else
+			ret = connect_port_ch(ctrl, chan, sinkh[j], SLIM_SINK);
 		if (ret) {
-			for ( ; j >= 0 ; j--)
-				disconnect_port_ch(ctrl,
-						srch[j]);
-			kfree(slc->srch);
-			slc->srch = NULL;
-			goto connect_port_err;
+			for (j = j - 1; j >= 0; j--)
+				disconnect_port_ch(ctrl, sinkh[j]);
+			goto connect_sink_err;
 		}
 	}
-	/* connect sink */
-	ret = connect_port_ch(ctrl, chan, sinkh, SLIM_SINK);
-	if (ret) {
-		for (j = 0; j < nsrc; j++)
-			disconnect_port_ch(ctrl, srch[j]);
-		kfree(slc->srch);
-		slc->srch = NULL;
-		goto connect_port_err;
+
+	slc->sinkh = krealloc(slc->sinkh, (sizeof(u32) * (slc->nsink + nsink)),
+				GFP_KERNEL);
+	if (!slc->sinkh) {
+		ret = -ENOMEM;
+		for (j = 0; j < nsink; j++)
+			disconnect_port_ch(ctrl, sinkh[j]);
+		goto connect_sink_err;
 	}
 
-	memcpy(slc->srch, srch, (sizeof(u32) * nsrc));
-	slc->nsrc = nsrc;
-	if (sinkh)
-		slc->sinkh = sinkh;
+	memcpy(slc->sinkh + slc->nsink, sinkh, (sizeof(u32) * nsink));
+	slc->nsink += nsink;
 
-connect_port_err:
+connect_sink_err:
 	mutex_unlock(&ctrl->m_ctrl);
 	return ret;
 }
-EXPORT_SYMBOL_GPL(slim_connect_ports);
+EXPORT_SYMBOL_GPL(slim_connect_sink);
 
 /*
  * slim_disconnect_ports: Disconnect port(s) from channel
@@ -1332,8 +1376,8 @@
 	slc->state = SLIM_CH_ALLOCATED;
 	slc->newintr = 0;
 	slc->newoff = 0;
-	for (i = 0; i < slc->nsrc; i++) {
-		ph = slc->srch[i];
+	for (i = 0; i < slc->nsink; i++) {
+		ph = slc->sinkh[i];
 		la = SLIM_HDL_TO_LA(ph);
 		/*
 		 * For ports managed by manager's ported device, no need to send
@@ -1344,11 +1388,15 @@
 			ctrl->ports[SLIM_HDL_TO_PORT(ph)].state = SLIM_P_UNCFG;
 	}
 
-	ph = slc->sinkh;
+	ph = slc->srch;
 	la = SLIM_HDL_TO_LA(ph);
 	if (la == SLIM_LA_MANAGER)
 		ctrl->ports[SLIM_HDL_TO_PORT(ph)].state = SLIM_P_UNCFG;
 
+	kfree(slc->sinkh);
+	slc->sinkh = NULL;
+	slc->srch = 0;
+	slc->nsink = 0;
 	return 0;
 }
 
@@ -1608,7 +1656,7 @@
 int slim_dealloc_ch(struct slim_device *sb, u16 chanh)
 {
 	struct slim_controller *ctrl = sb->ctrl;
-	u8 chan = (u8)(chanh & 0xFF);
+	u8 chan = SLIM_HDL_TO_CHIDX(chanh);
 	struct slim_ich *slc = &ctrl->chans[chan];
 	if (!ctrl)
 		return -EINVAL;
@@ -1631,8 +1679,6 @@
 		return -EISCONN;
 	}
 	slc->ref--;
-	kfree(slc->srch);
-	slc->srch = NULL;
 	slc->state = SLIM_CH_FREE;
 	mutex_unlock(&ctrl->m_ctrl);
 	dev_dbg(&ctrl->dev, "remove chan:%d,hdl:%d,ref:%d",
@@ -1647,7 +1693,7 @@
  */
 enum slim_ch_state slim_get_ch_state(struct slim_device *sb, u16 chanh)
 {
-	u8 chan = (u8)(chanh & 0xFF);
+	u8 chan = SLIM_HDL_TO_CHIDX(chanh);
 	struct slim_ich *slc = &sb->ctrl->chans[chan];
 	return slc->state;
 }
@@ -1678,7 +1724,7 @@
 		return -EINVAL;
 	mutex_lock(&ctrl->m_ctrl);
 	for (i = 0; i < nchan; i++) {
-		u8 chan = (u8)(chanh[i] & 0xFF);
+		u8 chan = SLIM_HDL_TO_CHIDX(chanh[i]);
 		struct slim_ich *slc = &ctrl->chans[chan];
 		dev_dbg(&ctrl->dev, "define_ch: ch:%d, state:%d", chan,
 				(int)ctrl->chans[chan].state);
@@ -1713,7 +1759,7 @@
 	if (grp)
 		*grph = chanh[0];
 	for (i = 0; i < nchan; i++) {
-		u8 chan = (u8)(chanh[i] & 0xFF);
+		u8 chan = SLIM_HDL_TO_CHIDX(chanh[i]);
 		struct slim_ich *slc = &ctrl->chans[chan];
 		if (slc->state == SLIM_CH_ALLOCATED)
 			slc->state = SLIM_CH_DEFINED;
@@ -2265,7 +2311,7 @@
 	for (; last > 0; last--) {
 		struct slim_ich *slc1 = slc;
 		struct slim_ich *slc2;
-		u8 next = (u8)(slc1->nextgrp & 0xFF);
+		u8 next = SLIM_HDL_TO_CHIDX(slc1->nextgrp);
 		slc2 = &ctrl->chans[next];
 		for (second = 1; second <= last && slc2 &&
 			(slc2->state == SLIM_CH_ACTIVE ||
@@ -2280,7 +2326,7 @@
 				break;
 			}
 			slc1 = slc2;
-			next = (u8)(slc1->nextgrp & 0xFF);
+			next = SLIM_HDL_TO_CHIDX(slc1->nextgrp);
 			slc2 = &ctrl->chans[next];
 		}
 		if (slc2 == NULL)
@@ -2692,7 +2738,7 @@
 	struct slim_ich *slc;
 	int ret = 0;
 	/* Get rid of the group flag in MSB if any */
-	u8 chan = (u8)(chanh & 0xFF);
+	u8 chan = SLIM_HDL_TO_CHIDX(chanh);
 	mutex_lock(&sb->sldev_reconf);
 	mutex_lock(&ctrl->m_ctrl);
 	do {
@@ -2729,7 +2775,7 @@
 		}
 
 		if (!(slc->nextgrp & SLIM_END_GRP))
-			chan = (u8)(slc->nextgrp & 0xFF);
+			chan = SLIM_HDL_TO_CHIDX(slc->nextgrp);
 	} while (!(slc->nextgrp & SLIM_END_GRP));
 	mutex_unlock(&ctrl->m_ctrl);
 	if (!ret && commit == true)
diff --git a/drivers/usb/gadget/android.c b/drivers/usb/gadget/android.c
index ee7a2a9..c0c6c1e 100644
--- a/drivers/usb/gadget/android.c
+++ b/drivers/usb/gadget/android.c
@@ -1493,6 +1493,7 @@
 }
 
 static struct platform_driver android_platform_driver = {
+	.probe = android_probe,
 	.driver = { .name = "android_usb"},
 };
 
@@ -1527,7 +1528,7 @@
 	composite_driver.setup = android_setup;
 	composite_driver.disconnect = android_disconnect;
 
-	ret = platform_driver_probe(&android_platform_driver, android_probe);
+	ret = platform_driver_register(&android_platform_driver);
 	if (ret) {
 		pr_err("%s(): Failed to register android"
 				 "platform driver\n", __func__);
diff --git a/drivers/usb/gadget/u_rmnet_ctrl_smd.c b/drivers/usb/gadget/u_rmnet_ctrl_smd.c
index edba510..a55fc77 100644
--- a/drivers/usb/gadget/u_rmnet_ctrl_smd.c
+++ b/drivers/usb/gadget/u_rmnet_ctrl_smd.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -59,7 +59,7 @@
 	struct grmnet		*port_usb;
 
 	spinlock_t		port_lock;
-	struct work_struct	connect_w;
+	struct delayed_work	connect_w;
 };
 
 static struct rmnet_ctrl_ports {
@@ -320,7 +320,7 @@
 static void grmnet_ctrl_smd_connect_w(struct work_struct *w)
 {
 	struct rmnet_ctrl_port *port =
-			container_of(w, struct rmnet_ctrl_port, connect_w);
+			container_of(w, struct rmnet_ctrl_port, connect_w.work);
 	struct smd_ch_info *c = &port->ctrl_ch;
 	unsigned long flags;
 	int ret;
@@ -332,8 +332,16 @@
 
 	ret = smd_open(c->name, &c->ch, port, grmnet_ctrl_smd_notify);
 	if (ret) {
-		pr_err("%s: Unable to open smd ch:%s err:%d\n",
-				__func__, c->name, ret);
+		if (ret == -EAGAIN) {
+			/* port not ready  - retry */
+			pr_debug("%s: SMD port not ready - rescheduling:%s err:%d\n",
+					__func__, c->name, ret);
+			queue_delayed_work(grmnet_ctrl_wq, &port->connect_w,
+				msecs_to_jiffies(250));
+		} else {
+			pr_err("%s: unable to open smd port:%s err:%d\n",
+					__func__, c->name, ret);
+		}
 		return;
 	}
 
@@ -370,7 +378,7 @@
 	gr->notify_modem = gsmd_ctrl_send_cbits_tomodem;
 	spin_unlock_irqrestore(&port->port_lock, flags);
 
-	queue_work(grmnet_ctrl_wq, &port->connect_w);
+	queue_delayed_work(grmnet_ctrl_wq, &port->connect_w, 0);
 
 	return 0;
 }
@@ -442,7 +450,8 @@
 			/* if usb is online, try opening smd_ch */
 			spin_lock_irqsave(&port->port_lock, flags);
 			if (port->port_usb)
-				queue_work(grmnet_ctrl_wq, &port->connect_w);
+				queue_delayed_work(grmnet_ctrl_wq,
+							&port->connect_w, 0);
 			spin_unlock_irqrestore(&port->port_lock, flags);
 
 			break;
@@ -503,7 +512,7 @@
 	port->port_num = portno;
 
 	spin_lock_init(&port->port_lock);
-	INIT_WORK(&port->connect_w, grmnet_ctrl_smd_connect_w);
+	INIT_DELAYED_WORK(&port->connect_w, grmnet_ctrl_smd_connect_w);
 
 	c = &port->ctrl_ch;
 	c->name = rmnet_ctrl_names[portno];
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 795d1e3..c32ac81 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
@@ -255,11 +255,11 @@
 		VCDRES_MSG_LOW("%s(): Enabling the clocks\n", __func__);
 		if (resource_context.vcodec_clk &&
 			resource_context.vcodec_pclk) {
-			if (clk_enable(resource_context.vcodec_pclk)) {
+			if (clk_prepare_enable(resource_context.vcodec_pclk)) {
 				VCDRES_MSG_ERROR("vidc pclk Enable fail\n");
 				goto bail_out;
 			}
-			if (clk_enable(resource_context.vcodec_clk)) {
+			if (clk_prepare_enable(resource_context.vcodec_clk)) {
 				VCDRES_MSG_ERROR("vidc core clk Enable fail\n");
 				goto vidc_disable_pclk;
 			}
@@ -275,7 +275,7 @@
 	mutex_unlock(&resource_context.lock);
 	return true;
 vidc_disable_pclk:
-	clk_disable(resource_context.vcodec_pclk);
+	clk_disable_unprepare(resource_context.vcodec_pclk);
 bail_out:
 	mutex_unlock(&resource_context.lock);
 	return false;
@@ -322,9 +322,9 @@
 		VCDRES_MSG_LOW("%s(): Disabling the clocks ...\n", __func__);
 		resource_context.clock_enabled = 0;
 		if (resource_context.vcodec_clk)
-			clk_disable(resource_context.vcodec_clk);
+			clk_disable_unprepare(resource_context.vcodec_clk);
 		if (resource_context.vcodec_pclk)
-			clk_disable(resource_context.vcodec_pclk);
+			clk_disable_unprepare(resource_context.vcodec_pclk);
 		status = true;
 	}
 	mutex_unlock(&resource_context.lock);
@@ -696,7 +696,7 @@
 			ret = PTR_ERR(vidc_mmu_clks[i].mmu_clk);
 		}
 		if (!ret) {
-			ret = clk_enable(vidc_mmu_clks[i].mmu_clk);
+			ret = clk_prepare_enable(vidc_mmu_clks[i].mmu_clk);
 			if (ret) {
 				clk_put(vidc_mmu_clks[i].mmu_clk);
 				vidc_mmu_clks[i].mmu_clk = NULL;
@@ -704,7 +704,7 @@
 		}
 		if (ret) {
 			for (i--; i >= 0; i--) {
-				clk_disable(vidc_mmu_clks[i].mmu_clk);
+				clk_disable_unprepare(vidc_mmu_clks[i].mmu_clk);
 				clk_put(vidc_mmu_clks[i].mmu_clk);
 				vidc_mmu_clks[i].mmu_clk = NULL;
 			}
@@ -725,7 +725,7 @@
 	}
 	resource_context.mmu_clks_on = 0;
 	for (i = 0; i < ARRAY_SIZE(vidc_mmu_clks); i++) {
-		clk_disable(vidc_mmu_clks[i].mmu_clk);
+		clk_disable_unprepare(vidc_mmu_clks[i].mmu_clk);
 		clk_put(vidc_mmu_clks[i].mmu_clk);
 		vidc_mmu_clks[i].mmu_clk = NULL;
 	}
diff --git a/include/linux/mfd/pm8xxx/pwm.h b/include/linux/mfd/pm8xxx/pwm.h
index be3ec65..9169e90 100644
--- a/include/linux/mfd/pm8xxx/pwm.h
+++ b/include/linux/mfd/pm8xxx/pwm.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -17,8 +17,8 @@
 
 #define PM8XXX_PWM_DEV_NAME	"pm8xxx-pwm"
 
-#define PM8XXX_PWM_PERIOD_MAX		(327 * USEC_PER_SEC)
-#define PM8XXX_PWM_PERIOD_MIN		7 /* micro seconds */
+#define PM8XXX_PWM_PERIOD_MIN	7 /* usec: 19.2M, n=6, m=0, pre=2 */
+#define PM8XXX_PWM_PERIOD_MAX	(384 * USEC_PER_SEC) /* 1K, n=9, m=7, pre=6 */
 
 #define PM_PWM_LUT_SIZE			64
 #define PM_PWM_LUT_DUTY_TIME_MAX	512	/* ms */
diff --git a/include/linux/slimbus/slimbus.h b/include/linux/slimbus/slimbus.h
index d161d41..448d9ab 100644
--- a/include/linux/slimbus/slimbus.h
+++ b/include/linux/slimbus/slimbus.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2011-2012, Code Aurora Forum. 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
@@ -378,9 +378,9 @@
  * @seglen: Segment length of this channel.
  * @rootexp: root exponent of this channel. Rate can be found using rootexp and
  *	coefficient. Used during scheduling.
- * @srch: Source ports used by this channel.
- * @nsrc: number of source ports used by this channel.
- * @sinkh: Sink port used by this channel.
+ * @srch: Source port used by this channel.
+ * @sinkh: Sink ports used by this channel.
+ * @nsink: number of sink ports used by this channel.
  * @chan: Channel number sent on hardware lines for this channel. May not be
  *	equal to array-index into chans if client requested to use number beyond
  *	channel-array for the controller.
@@ -404,9 +404,9 @@
 	u32			newintr;
 	u32			seglen;
 	u8			rootexp;
-	u32			*srch;
-	int			nsrc;
-	u32			sinkh;
+	u32			srch;
+	u32			*sinkh;
+	int			nsink;
 	u8			chan;
 	int			ref;
 	int			def;
@@ -760,19 +760,31 @@
 			u32 ph, u8 **done_buf, u32 *done_len);
 
 /*
- * slim_connect_ports: Connect port(s) to channel.
+ * slim_connect_src: Connect source port to channel.
  * @sb: client handle
- * @srch: source handles to be connected to this channel
- * @nrsc: number of source ports
- * @sinkh: sink handle to be connected to this channel
+ * @srch: source handle to be connected to this channel
  * @chanh: Channel with which the ports need to be associated with.
- * Per slimbus specification, a channel may have multiple source-ports and 1
- * sink port.Channel specified in chanh needs to be allocated first.
+ * Per slimbus specification, a channel may have 1 source port.
+ * Channel specified in chanh needs to be allocated first.
+ * Returns -EALREADY if source is already configured for this channel.
+ * Returns -ENOTCONN if channel is not allocated
  */
-extern int slim_connect_ports(struct slim_device *sb, u32 *srch, int nsrc,
-				u32 sinkh, u16 chanh);
+extern int slim_connect_src(struct slim_device *sb, u32 srch, u16 chanh);
 
 /*
+ * slim_connect_sink: Connect sink port(s) to channel.
+ * @sb: client handle
+ * @sinkh: sink handle(s) to be connected to this channel
+ * @nsink: number of sinks
+ * @chanh: Channel with which the ports need to be associated with.
+ * Per slimbus specification, a channel may have multiple sink-ports.
+ * Channel specified in chanh needs to be allocated first.
+ * Returns -EALREADY if sink is already configured for this channel.
+ * Returns -ENOTCONN if channel is not allocated
+ */
+extern int slim_connect_sink(struct slim_device *sb, u32 *sinkh, int nsink,
+				u16 chanh);
+/*
  * slim_disconnect_ports: Disconnect port(s) from channel
  * @sb: client handle
  * @ph: ports to be disconnected