Merge "defconfig: 8974: Enable OCMEM power debug mode" into msm-3.4
diff --git a/arch/arm/boot/dts/msm8974.dtsi b/arch/arm/boot/dts/msm8974.dtsi
index 4c4510c..0b7d2c5 100644
--- a/arch/arm/boot/dts/msm8974.dtsi
+++ b/arch/arm/boot/dts/msm8974.dtsi
@@ -685,16 +685,18 @@
 		compatible = "qcom,qcedev";
 		reg = <0xfd440000 0x20000>,
 		      <0xfd444000 0x8000>;
+		reg-names = "crypto-base","crypto-bam-base";
 		interrupts = <0 235 0>;
-		qcom,bam-pipes = <0>;
+		qcom,bam-pipe-pair = <0>;
 	};
 
         qcom,qcrypto@fd444000 {
 		compatible = "qcom,qcrypto";
 		reg = <0xfd440000 0x20000>,
 		      <0xfd444000 0x8000>;
+		reg-names = "crypto-base","crypto-bam-base";
 		interrupts = <0 235 0>;
-		qcom,bam-pipes = <1>;
+		qcom,bam-pipe-pair = <1>;
 	};
 
 	qcom,usbbam@f9304000 {
diff --git a/arch/arm/mach-msm/clock-8974.c b/arch/arm/mach-msm/clock-8974.c
index df7ec7c..d00a25d 100644
--- a/arch/arm/mach-msm/clock-8974.c
+++ b/arch/arm/mach-msm/clock-8974.c
@@ -489,13 +489,12 @@
 #define OCMEMNOC_CBCR                            0x50B4
 #define LPASS_Q6SS_AHB_LFABIF_CBCR               0x22000
 #define LPASS_Q6SS_XO_CBCR                       0x26000
+#define LPASS_Q6_AXI_CBCR			 0x11C0
 #define Q6SS_AHBM_CBCR				 0x22004
 #define MSS_XO_Q6_CBCR                           0x108C
 #define MSS_BUS_Q6_CBCR                          0x10A4
 #define MSS_CFG_AHB_CBCR                         0x0280
 
-#define GCC_USB_BOOT_CLOCK_CTL	   0x1A00
-#define GCC_KPSS_BOOT_CLOCK_CTL	   0x19C0
 #define APCS_CLOCK_BRANCH_ENA_VOTE 0x1484
 #define APCS_CLOCK_SLEEP_ENA_VOTE  0x1488
 
@@ -3897,7 +3896,7 @@
 };
 
 static struct clk_freq_tbl ftbl_audio_core_slimbus_core_clock[] = {
-	F_LPASS(28800000, lpapll0, 1, 15, 256),
+	F_LPASS(24576000, lpapll0, 4, 1, 5),
 	F_END
 };
 
@@ -4323,6 +4322,17 @@
 	},
 };
 
+static struct branch_clk gcc_lpass_q6_axi_clk = {
+	.cbcr_reg = LPASS_Q6_AXI_CBCR,
+	.has_sibling = 1,
+	.base = &virt_bases[GCC_BASE],
+	.c = {
+		.dbg_name = "gcc_lpass_q6_axi_clk",
+		.ops = &clk_ops_branch,
+		CLK_INIT(gcc_lpass_q6_axi_clk.c),
+	},
+};
+
 static struct branch_clk q6ss_xo_clk = {
 	.cbcr_reg = LPASS_Q6SS_XO_CBCR,
 	.bcr_reg = LPASS_Q6SS_BCR,
@@ -4456,6 +4466,7 @@
 	{&gcc_sdcc2_ahb_clk.c,			GCC_BASE, 0x0071},
 	{&gcc_ocmem_noc_cfg_ahb_clk.c,		GCC_BASE, 0x0029},
 	{&gcc_ce1_clk.c,			GCC_BASE, 0x0138},
+	{&gcc_lpass_q6_axi_clk.c,		GCC_BASE, 0x0160},
 	{&mmss_mmssnoc_axi_clk.c,		MMSS_BASE, 0x0004},
 	{&ocmemnoc_clk.c,			MMSS_BASE, 0x0007},
 	{&ocmemcx_ocmemnoc_clk.c,		MMSS_BASE, 0x0009},
@@ -5022,13 +5033,14 @@
 	CLK_LOOKUP("core_oe_clk", audio_core_lpaif_pcmoe_clk.c,
 						"msm-dai-q6.4106"),
 
-	CLK_LOOKUP("core_clk",       mss_xo_q6_clk.c, "pil-q6v5-mss"),
-	CLK_LOOKUP("bus_clk",       mss_bus_q6_clk.c, "pil-q6v5-mss"),
-	CLK_LOOKUP("bus_clk",  gcc_mss_cfg_ahb_clk.c, ""),
-	CLK_LOOKUP("mem_clk", gcc_boot_rom_ahb_clk.c, "pil-q6v5-mss"),
-	CLK_LOOKUP("core_clk",         q6ss_xo_clk.c, "pil-q6v5-lpass"),
-	CLK_LOOKUP("bus_clk",  q6ss_ahb_lfabif_clk.c, "pil-q6v5-lpass"),
-	CLK_LOOKUP("reg_clk",        q6ss_ahbm_clk.c, "pil-q6v5-lpass"),
+	CLK_LOOKUP("core_clk",       mss_xo_q6_clk.c,  "pil-q6v5-mss"),
+	CLK_LOOKUP("bus_clk",       mss_bus_q6_clk.c,  "pil-q6v5-mss"),
+	CLK_LOOKUP("iface_clk", gcc_mss_cfg_ahb_clk.c, "pil-q6v5-mss"),
+	CLK_LOOKUP("mem_clk", gcc_boot_rom_ahb_clk.c,  "pil-q6v5-mss"),
+	CLK_LOOKUP("core_clk",         q6ss_xo_clk.c,  "pil-q6v5-lpass"),
+	CLK_LOOKUP("bus_clk", gcc_lpass_q6_axi_clk.c,  "pil-q6v5-lpass"),
+	CLK_LOOKUP("iface_clk", q6ss_ahb_lfabif_clk.c, "pil-q6v5-lpass"),
+	CLK_LOOKUP("reg_clk",        q6ss_ahbm_clk.c,  "pil-q6v5-lpass"),
 	CLK_LOOKUP("core_clk", gcc_prng_ahb_clk.c, "msm_rng"),
 
 	CLK_LOOKUP("dfab_clk", pnoc_sps_clk.c, "msm_sps"),
@@ -5305,10 +5317,6 @@
 	 */
 	writel_relaxed(0x0, GCC_REG_BASE(APCS_CLOCK_SLEEP_ENA_VOTE));
 
-	/* Clear a bit that forces-on certain USB HS and Krait clocks */
-	writel_relaxed(0x0, GCC_REG_BASE(GCC_USB_BOOT_CLOCK_CTL));
-	writel_relaxed(0x0, GCC_REG_BASE(GCC_KPSS_BOOT_CLOCK_CTL));
-
 	/*
 	 * TODO: The following sequence enables the LPASS audio core GDSC.
 	 * Remove when this becomes unnecessary.
diff --git a/arch/arm/mach-msm/devices-8064.c b/arch/arm/mach-msm/devices-8064.c
index 90e0089..0d05df9 100644
--- a/arch/arm/mach-msm/devices-8064.c
+++ b/arch/arm/mach-msm/devices-8064.c
@@ -102,6 +102,15 @@
 	.bark_time = 11000,
 	.has_secure = true,
 	.needs_expired_enable = true,
+	.base = MSM_TMR0_BASE + WDT0_OFFSET,
+};
+
+static struct resource msm_watchdog_resources[] = {
+	{
+		.start	= WDT0_ACCSCSSNBARK_INT,
+		.end	= WDT0_ACCSCSSNBARK_INT,
+		.flags	= IORESOURCE_IRQ,
+	},
 };
 
 struct platform_device msm8064_device_watchdog = {
@@ -110,6 +119,8 @@
 	.dev = {
 		.platform_data = &msm_watchdog_pdata,
 	},
+	.num_resources	= ARRAY_SIZE(msm_watchdog_resources),
+	.resource	= msm_watchdog_resources,
 };
 
 static struct resource msm_dmov_resource[] = {
diff --git a/arch/arm/mach-msm/devices-8960.c b/arch/arm/mach-msm/devices-8960.c
index 680770e..8347580 100644
--- a/arch/arm/mach-msm/devices-8960.c
+++ b/arch/arm/mach-msm/devices-8960.c
@@ -1331,6 +1331,15 @@
 	.pet_time = 10000,
 	.bark_time = 11000,
 	.has_secure = true,
+	.base = MSM_TMR0_BASE + WDT0_OFFSET,
+};
+
+static struct resource msm_watchdog_resources[] = {
+	{
+		.start	= WDT0_ACCSCSSNBARK_INT,
+		.end	= WDT0_ACCSCSSNBARK_INT,
+		.flags	= IORESOURCE_IRQ,
+	},
 };
 
 struct platform_device msm8960_device_watchdog = {
@@ -1339,6 +1348,8 @@
 	.dev = {
 		.platform_data = &msm_watchdog_pdata,
 	},
+	.num_resources	= ARRAY_SIZE(msm_watchdog_resources),
+	.resource	= msm_watchdog_resources,
 };
 
 static struct resource msm_dmov_resource[] = {
diff --git a/arch/arm/mach-msm/devices-9615.c b/arch/arm/mach-msm/devices-9615.c
index fff8e0d..c307714 100644
--- a/arch/arm/mach-msm/devices-9615.c
+++ b/arch/arm/mach-msm/devices-9615.c
@@ -70,6 +70,15 @@
 	.bark_time = 11000,
 	.has_secure = false,
 	.use_kernel_fiq = true,
+	.base = MSM_TMR_BASE + WDT0_OFFSET,
+};
+
+static struct resource msm_watchdog_resources[] = {
+	{
+		.start	= WDT0_ACCSCSSNBARK_INT,
+		.end	= WDT0_ACCSCSSNBARK_INT,
+		.flags	= IORESOURCE_IRQ,
+	},
 };
 
 struct platform_device msm9615_device_watchdog = {
@@ -78,6 +87,8 @@
 	.dev = {
 		.platform_data = &msm_watchdog_pdata,
 	},
+	.num_resources	= ARRAY_SIZE(msm_watchdog_resources),
+	.resource	= msm_watchdog_resources,
 };
 
 static struct resource msm_dmov_resource[] = {
diff --git a/arch/arm/mach-msm/devices-fsm9xxx.c b/arch/arm/mach-msm/devices-fsm9xxx.c
index 5f4d940..639eeae 100644
--- a/arch/arm/mach-msm/devices-fsm9xxx.c
+++ b/arch/arm/mach-msm/devices-fsm9xxx.c
@@ -419,6 +419,15 @@
 	.bark_time = 11000,
 	.has_secure = false,
 	.has_vic = true,
+	.base = MSM_TMR_BASE + WDT1_OFFSET,
+};
+
+static struct resource msm_watchdog_resources[] = {
+	{
+		.start	= INT_WDT1_ACCSCSSBARK,
+		.end	= INT_WDT1_ACCSCSSBARK,
+		.flags	= IORESOURCE_IRQ,
+	},
 };
 
 struct platform_device fsm9xxx_device_watchdog = {
@@ -427,5 +436,7 @@
 	.dev = {
 		.platform_data = &fsm_watchdog_pdata,
 	},
+	.num_resources	= ARRAY_SIZE(msm_watchdog_resources),
+	.resource	= msm_watchdog_resources,
 };
 
diff --git a/arch/arm/mach-msm/devices-msm8x60.c b/arch/arm/mach-msm/devices-msm8x60.c
index 5402251..05f9d75 100644
--- a/arch/arm/mach-msm/devices-msm8x60.c
+++ b/arch/arm/mach-msm/devices-msm8x60.c
@@ -1996,6 +1996,15 @@
 	.pet_time = 10000,
 	.bark_time = 11000,
 	.has_secure = true,
+	.base = MSM_TMR0_BASE + WDT0_OFFSET,
+};
+
+static struct resource msm_watchdog_resources[] = {
+	{
+		.start	= WDT0_ACCSCSSNBARK_INT,
+		.end	= WDT0_ACCSCSSNBARK_INT,
+		.flags	= IORESOURCE_IRQ,
+	},
 };
 
 struct platform_device msm8660_device_watchdog = {
@@ -2004,6 +2013,8 @@
 	.dev = {
 		.platform_data = &msm_watchdog_pdata,
 	},
+	.num_resources	= ARRAY_SIZE(msm_watchdog_resources),
+	.resource	= msm_watchdog_resources,
 };
 
 static struct resource msm_dmov_resource_adm0[] = {
diff --git a/arch/arm/mach-msm/msm_watchdog.c b/arch/arm/mach-msm/msm_watchdog.c
index b471426..aca7667 100644
--- a/arch/arm/mach-msm/msm_watchdog.c
+++ b/arch/arm/mach-msm/msm_watchdog.c
@@ -37,22 +37,23 @@
 
 #define TCSR_WDT_CFG	0x30
 
-#define WDT0_RST	0x38
-#define WDT0_EN		0x40
-#define WDT0_STS	0x44
-#define WDT0_BARK_TIME	0x4C
-#define WDT0_BITE_TIME	0x5C
+#define WDT_RST		0x0
+#define WDT_EN		0x8
+#define WDT_STS		0xC
+#define WDT_BARK_TIME	0x14
+#define WDT_BITE_TIME	0x24
 
 #define WDT_HZ		32768
 
 struct msm_watchdog_dump msm_dump_cpu_ctx;
 
-static void __iomem *msm_tmr0_base;
+static void __iomem *msm_wdt_base;
 
 static unsigned long delay_time;
 static unsigned long bark_time;
 static unsigned long long last_pet;
 static bool has_vic;
+static unsigned int msm_wdog_irq;
 
 /*
  * On the kernel command line specify
@@ -116,8 +117,8 @@
 	if (!enable)
 		return 0;
 
-	__raw_writel(1, msm_tmr0_base + WDT0_RST);
-	__raw_writel(0, msm_tmr0_base + WDT0_EN);
+	__raw_writel(1, msm_wdt_base + WDT_RST);
+	__raw_writel(0, msm_wdt_base + WDT_EN);
 	mb();
 	return 0;
 }
@@ -127,8 +128,8 @@
 	if (!enable)
 		return 0;
 
-	__raw_writel(1, msm_tmr0_base + WDT0_EN);
-	__raw_writel(1, msm_tmr0_base + WDT0_RST);
+	__raw_writel(1, msm_wdt_base + WDT_EN);
+	__raw_writel(1, msm_wdt_base + WDT_RST);
 	mb();
 	return 0;
 }
@@ -137,14 +138,14 @@
 			      unsigned long event, void *ptr)
 {
 	if (panic_timeout == 0) {
-		__raw_writel(0, msm_tmr0_base + WDT0_EN);
+		__raw_writel(0, msm_wdt_base + WDT_EN);
 		mb();
 	} else {
 		__raw_writel(WDT_HZ * (panic_timeout + 4),
-				msm_tmr0_base + WDT0_BARK_TIME);
+				msm_wdt_base + WDT_BARK_TIME);
 		__raw_writel(WDT_HZ * (panic_timeout + 4),
-				msm_tmr0_base + WDT0_BITE_TIME);
-		__raw_writel(1, msm_tmr0_base + WDT0_RST);
+				msm_wdt_base + WDT_BITE_TIME);
+		__raw_writel(1, msm_wdt_base + WDT_RST);
 	}
 	return NOTIFY_DONE;
 }
@@ -162,14 +163,14 @@
 {
 	struct wdog_disable_work_data *work_data =
 		container_of(work, struct wdog_disable_work_data, work);
-	__raw_writel(0, msm_tmr0_base + WDT0_EN);
+	__raw_writel(0, msm_wdt_base + WDT_EN);
 	mb();
 	if (has_vic) {
-		free_irq(WDT0_ACCSCSSNBARK_INT, 0);
+		free_irq(msm_wdog_irq, 0);
 	} else {
-		disable_percpu_irq(WDT0_ACCSCSSNBARK_INT);
+		disable_percpu_irq(msm_wdog_irq);
 		if (!appsbark_fiq) {
-			free_percpu_irq(WDT0_ACCSCSSNBARK_INT,
+			free_percpu_irq(msm_wdog_irq,
 					percpu_pdata);
 			free_percpu(percpu_pdata);
 		}
@@ -178,7 +179,7 @@
 	atomic_notifier_chain_unregister(&panic_notifier_list, &panic_blk);
 	cancel_delayed_work(&dogwork_struct);
 	/* may be suspended after the first write above */
-	__raw_writel(0, msm_tmr0_base + WDT0_EN);
+	__raw_writel(0, msm_wdt_base + WDT_EN);
 	complete(&work_data->complete);
 	pr_info("MSM Watchdog deactivated.\n");
 }
@@ -229,11 +230,11 @@
 	if (!enable)
 		return;
 
-	slack = __raw_readl(msm_tmr0_base + WDT0_STS) >> 3;
+	slack = __raw_readl(msm_wdt_base + WDT_STS) >> 3;
 	slack = ((bark_time*WDT_HZ)/1000) - slack;
 	if (slack < min_slack_ticks)
 		min_slack_ticks = slack;
-	__raw_writel(1, msm_tmr0_base + WDT0_RST);
+	__raw_writel(1, msm_wdt_base + WDT_RST);
 	time_ns = sched_clock();
 	slack_ns = (last_pet + bark_time_ns) - time_ns;
 	if (slack_ns < min_slack_ns)
@@ -329,7 +330,7 @@
 	int ret;
 
 	if (has_vic) {
-		ret = request_irq(WDT0_ACCSCSSNBARK_INT, wdog_bark_handler, 0,
+		ret = request_irq(msm_wdog_irq, wdog_bark_handler, 0,
 				  "apps_wdog_bark", NULL);
 		if (ret)
 			return;
@@ -344,7 +345,7 @@
 		}
 
 		msm_wdog_fiq_setup(stack);
-		gic_set_irq_secure(WDT0_ACCSCSSNBARK_INT);
+		gic_set_irq_secure(msm_wdog_irq);
 	} else {
 		percpu_pdata = alloc_percpu(struct msm_watchdog_pdata *);
 		if (!percpu_pdata) {
@@ -354,7 +355,7 @@
 		}
 
 		/* Must request irq before sending scm command */
-		ret = request_percpu_irq(WDT0_ACCSCSSNBARK_INT,
+		ret = request_percpu_irq(msm_wdog_irq,
 			wdog_bark_handler, "apps_wdog_bark", percpu_pdata);
 		if (ret) {
 			free_percpu(percpu_pdata);
@@ -364,20 +365,20 @@
 
 	configure_bark_dump();
 
-	__raw_writel(timeout, msm_tmr0_base + WDT0_BARK_TIME);
-	__raw_writel(timeout + 3*WDT_HZ, msm_tmr0_base + WDT0_BITE_TIME);
+	__raw_writel(timeout, msm_wdt_base + WDT_BARK_TIME);
+	__raw_writel(timeout + 3*WDT_HZ, msm_wdt_base + WDT_BITE_TIME);
 
 	schedule_delayed_work_on(0, &dogwork_struct, delay_time);
 
 	atomic_notifier_chain_register(&panic_notifier_list,
 				       &panic_blk);
 
-	__raw_writel(1, msm_tmr0_base + WDT0_EN);
-	__raw_writel(1, msm_tmr0_base + WDT0_RST);
+	__raw_writel(1, msm_wdt_base + WDT_EN);
+	__raw_writel(1, msm_wdt_base + WDT_RST);
 	last_pet = sched_clock();
 
 	if (!has_vic)
-		enable_percpu_irq(WDT0_ACCSCSSNBARK_INT, IRQ_TYPE_EDGE_RISING);
+		enable_percpu_irq(msm_wdog_irq, IRQ_TYPE_EDGE_RISING);
 
 	printk(KERN_INFO "MSM Watchdog Initialized\n");
 
@@ -400,7 +401,8 @@
 		appsbark_fiq = pdata->use_kernel_fiq;
 	}
 
-	msm_tmr0_base = msm_timer_get_timer0_base();
+	msm_wdt_base = pdata->base;
+	msm_wdog_irq = platform_get_irq(pdev, 0);
 
 	/*
 	 * This is only temporary till SBLs turn on the XPUs
diff --git a/arch/arm/mach-msm/msm_watchdog.h b/arch/arm/mach-msm/msm_watchdog.h
index 00ff0b6..5fb82ee 100644
--- a/arch/arm/mach-msm/msm_watchdog.h
+++ b/arch/arm/mach-msm/msm_watchdog.h
@@ -13,6 +13,10 @@
 #ifndef __ARCH_ARM_MACH_MSM_MSM_WATCHDOG_H
 #define __ARCH_ARM_MACH_MSM_MSM_WATCHDOG_H
 
+/* The base is just address of the WDT_RST register */
+#define WDT0_OFFSET	0x38
+#define WDT1_OFFSET	0x60
+
 struct msm_watchdog_pdata {
 	/* pet interval period in ms */
 	unsigned int pet_time;
@@ -23,6 +27,7 @@
 	bool has_vic;
 	/* You have to be running in secure mode to use FIQ */
 	bool use_kernel_fiq;
+	void __iomem *base;
 };
 
 struct msm_watchdog_dump {
diff --git a/arch/arm/mach-msm/pil-q6v5.c b/arch/arm/mach-msm/pil-q6v5.c
index d8d23c0..1ce73b8 100644
--- a/arch/arm/mach-msm/pil-q6v5.c
+++ b/arch/arm/mach-msm/pil-q6v5.c
@@ -117,9 +117,16 @@
 	struct q6v5_data *drv = dev_get_drvdata(pil->dev);
 	int ret;
 
-	ret = clk_prepare_enable(drv->bus_clk);
-	if (ret)
-		goto err_bus_clk;
+	if (drv->ahb_clk) {
+		ret = clk_prepare_enable(drv->ahb_clk);
+		if (ret)
+			goto err_ahb_clk;
+	}
+	if (drv->axi_clk) {
+		ret = clk_prepare_enable(drv->axi_clk);
+		if (ret)
+			goto err_axi_clk;
+	}
 	if (drv->ss_clk) {
 		ret = clk_prepare_enable(drv->ss_clk);
 		if (ret)
@@ -139,8 +146,10 @@
 err_reset:
 	clk_disable_unprepare(drv->ss_clk);
 err_ss_clk:
-	clk_disable_unprepare(drv->bus_clk);
-err_bus_clk:
+	clk_disable_unprepare(drv->axi_clk);
+err_axi_clk:
+	clk_disable_unprepare(drv->ahb_clk);
+err_ahb_clk:
 	return ret;
 }
 EXPORT_SYMBOL(pil_q6v5_enable_clks);
@@ -152,7 +161,8 @@
 	clk_disable_unprepare(drv->core_clk);
 	clk_reset(drv->core_clk, CLK_RESET_ASSERT);
 	clk_disable_unprepare(drv->ss_clk);
-	clk_disable_unprepare(drv->bus_clk);
+	clk_disable_unprepare(drv->axi_clk);
+	clk_disable_unprepare(drv->ahb_clk);
 }
 EXPORT_SYMBOL(pil_q6v5_disable_clks);
 
@@ -277,9 +287,13 @@
 	if (IS_ERR(drv->xo))
 		return ERR_CAST(drv->xo);
 
-	drv->bus_clk = devm_clk_get(&pdev->dev, "bus_clk");
-	if (IS_ERR(drv->bus_clk))
-		return ERR_CAST(drv->bus_clk);
+	drv->ahb_clk = devm_clk_get(&pdev->dev, "iface_clk");
+	if (IS_ERR(drv->ahb_clk))
+		return ERR_CAST(drv->ahb_clk);
+
+	drv->axi_clk = devm_clk_get(&pdev->dev, "bus_clk");
+	if (IS_ERR(drv->axi_clk))
+		return ERR_CAST(drv->axi_clk);
 
 	drv->core_clk = devm_clk_get(&pdev->dev, "core_clk");
 	if (IS_ERR(drv->core_clk))
diff --git a/arch/arm/mach-msm/pil-q6v5.h b/arch/arm/mach-msm/pil-q6v5.h
index 6985360..6d08652 100644
--- a/arch/arm/mach-msm/pil-q6v5.h
+++ b/arch/arm/mach-msm/pil-q6v5.h
@@ -22,7 +22,8 @@
 struct q6v5_data {
 	void __iomem *reg_base;
 	struct clk *xo;
-	struct clk *bus_clk;
+	struct clk *ahb_clk;
+	struct clk *axi_clk;
 	struct clk *core_clk;
 	struct clk *ss_clk;
 	void __iomem *axi_halt_base;
diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c
index 2749098..28b7748 100644
--- a/arch/arm/mach-msm/platsmp.c
+++ b/arch/arm/mach-msm/platsmp.c
@@ -120,6 +120,29 @@
 	return 0;
 }
 
+static int __cpuinit krait_release_secondary_p3(unsigned long base, int cpu)
+{
+	void *base_ptr = ioremap_nocache(base + (cpu * 0x10000), SZ_4K);
+	if (!base_ptr)
+		return -ENODEV;
+
+	writel_relaxed(0x021, base_ptr+0x04);
+	mb();
+	udelay(2);
+
+	writel_relaxed(0x020, base_ptr+0x04);
+	mb();
+	udelay(2);
+
+	writel_relaxed(0x000, base_ptr+0x04);
+	mb();
+
+	writel_relaxed(0x080, base_ptr+0x04);
+	mb();
+	iounmap(base_ptr);
+	return 0;
+}
+
 static int __cpuinit release_secondary(unsigned int cpu)
 {
 	BUG_ON(cpu >= get_core_count());
@@ -134,6 +157,9 @@
 	    cpu_is_apq8064() || cpu_is_msm8627() || cpu_is_msm8960ab())
 		return krait_release_secondary(0x02088000, cpu);
 
+	if (cpu_is_msm8974())
+		return krait_release_secondary_p3(0xf9088000, cpu);
+
 	WARN(1, "unknown CPU case in release_secondary\n");
 	return -EINVAL;
 }