Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "Updates for new platform support:

   - New platform: Tango4 from Sigma Designs.
   - Broadcom BCM2836 (Raspberry Pi 2 SoC)
   - Enable cpufreq on Freescale i.MX7D
   - Rockchip: SMP support for rk3036, general support for rk3228
   - SMP support on Broadcom Kona and NSP
   - Cleanups for OMAP removing legacy IOMMU data

  + a bunch of misc fixes and tweaks for various platforms"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (46 commits)
  ARM: tango: Fix UP build issues
  ARM: tango: pass ARM arch level for smc.S
  ARM: bcm2835: Add Kconfig support for bcm2836
  ARM: OMAP2+: Add support for dm814x and dra62x usb
  ARM: OMAP2+: Add mmc hwmod entries for dm814x
  ARM: OMAP2+: Update 81xx clock and power domains for default, active and sgx
  ARM: OMAP2+: Fix SoC detection for dra62x j5-eco
  ARM: tango4: Initial platform support
  ARM: bcm2835: Add a compat string for bcm2836 machine probe
  dt-bindings: Add root properties for Raspberry Pi 2
  ARM: imx: select SRC for i.MX7
  ARM: uniphier: select PINCTRL
  ARM: OMAP2+: Remove device creation for omap-pcm-audio
  ARM: OMAP1: Remove device creation for omap-pcm-audio
  ARM: rockchip: enable support for RK3228 SoCs
  ARM: rockchip: use const and __initconst for rk3036 smp_operations
  ARM: zynq: Select ARCH_HAS_RESET_CONTROLLER
  ARM: BCM: Add SMP support for Broadcom 4708
  ARM: BCM: Add SMP support for Broadcom NSP
  ARM: BCM: Clean up SMP support for Broadcom Kona
  ...

Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt

@@ -26,6 +26,10 @@ Raspberry Pi Model B+
 Required root node properties:
 compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
 
+Raspberry Pi 2 Model B
+Required root node properties:
+compatible = "raspberrypi,2-model-b", "brcm,bcm2836";
+
 Raspberry Pi Compute Module
 Required root node properties:
 compatible = "raspberrypi,compute-module", "brcm,bcm2835";

Documentation/devicetree/bindings/arm/cpus.txt

@@ -202,6 +202,7 @@ nodes to be present and contain the properties described below.
 			    "qcom,gcc-msm8660"
 			    "qcom,kpss-acc-v1"
 			    "qcom,kpss-acc-v2"
+			    "rockchip,rk3036-smp"
 			    "rockchip,rk3066-smp"
 			    "ste,dbx500-smp"
 

MAINTAINERS

@@ -1602,6 +1602,13 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/stm32.git
 N:	stm32
 F:	drivers/clocksource/armv7m_systick.c
 
+ARM/TANGO ARCHITECTURE
+M:	Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
+L:	linux-arm-kernel@lists.infradead.org
+S:	Maintained
+F:	arch/arm/mach-tango/
+F:	arch/arm/boot/dts/tango*
+
 ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)

arch/arm/Kconfig

@@ -831,6 +831,8 @@ source "arch/arm/mach-sunxi/Kconfig"
 
 source "arch/arm/mach-prima2/Kconfig"
 
+source "arch/arm/mach-tango/Kconfig"
+
 source "arch/arm/mach-tegra/Kconfig"
 
 source "arch/arm/mach-u300/Kconfig"

arch/arm/Kconfig.debug

@@ -129,7 +129,12 @@ choice
 
 	config DEBUG_BCM2835
 		bool "Kernel low-level debugging on BCM2835 PL011 UART"
-		depends on ARCH_BCM2835
+		depends on ARCH_BCM2835 && ARCH_MULTI_V6
+		select DEBUG_UART_PL01X
+
+	config DEBUG_BCM2836
+		bool "Kernel low-level debugging on BCM2836 PL011 UART"
+		depends on ARCH_BCM2835 && ARCH_MULTI_V7
 		select DEBUG_UART_PL01X
 
 	config DEBUG_BCM_5301X
@@ -1461,6 +1466,7 @@ config DEBUG_UART_PHYS
 	default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2
 	default 0x20068000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3
 	default 0x20201000 if DEBUG_BCM2835
+	default 0x3f201000 if DEBUG_BCM2836
 	default 0x3e000000 if DEBUG_BCM_KONA_UART
 	default 0x4000e400 if DEBUG_LL_UART_EFM32
 	default 0x40081000 if DEBUG_LPC18XX_UART0
@@ -1547,7 +1553,7 @@ config DEBUG_UART_VIRT
 	default 0xf0000be0 if ARCH_EBSA110
 	default 0xf0010000 if DEBUG_ASM9260_UART
 	default 0xf01fb000 if DEBUG_NOMADIK_UART
-	default 0xf0201000 if DEBUG_BCM2835
+	default 0xf0201000 if DEBUG_BCM2835 || DEBUG_BCM2836
 	default 0xf1000300 if DEBUG_BCM_5301X
 	default 0xf1002000 if DEBUG_MT8127_UART0
 	default 0xf1006000 if DEBUG_MT6589_UART0

arch/arm/Makefile

@@ -211,6 +211,7 @@ machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
 machine-$(CONFIG_ARCH_STI)		+= sti
 machine-$(CONFIG_ARCH_STM32)		+= stm32
 machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
+machine-$(CONFIG_ARCH_TANGO)		+= tango
 machine-$(CONFIG_ARCH_TEGRA)		+= tegra
 machine-$(CONFIG_ARCH_U300)		+= u300
 machine-$(CONFIG_ARCH_U8500)		+= ux500

arch/arm/boot/dts/bcm11351.dtsi

@@ -31,7 +31,6 @@ cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		enable-method = "brcm,bcm11351-cpu-method";
-		secondary-boot-reg = <0x3500417c>;
 
 		cpu0: cpu@0 {
 			device_type = "cpu";
@@ -42,6 +41,7 @@ cpu0: cpu@0 {
 		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
+			secondary-boot-reg = <0x3500417c>;
 			reg = <1>;
 		};
 	};

arch/arm/boot/dts/bcm21664.dtsi

@@ -31,7 +31,6 @@ cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		enable-method = "brcm,bcm11351-cpu-method";
-		secondary-boot-reg = <0x35004178>;
 
 		cpu0: cpu@0 {
 			device_type = "cpu";
@@ -42,6 +41,7 @@ cpu0: cpu@0 {
 		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
+			secondary-boot-reg = <0x35004178>;
 			reg = <1>;
 		};
 	};

arch/arm/boot/dts/bcm4708.dtsi

@@ -15,6 +15,7 @@ / {
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
+		enable-method = "brcm,bcm-nsp-smp";
 
 		cpu@0 {
 			device_type = "cpu";
@@ -27,6 +28,7 @@ cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a9";
 			next-level-cache = <&L2>;
+			secondary-boot-reg = <0xffff0400>;
 			reg = <0x1>;
 		};
 	};

arch/arm/boot/dts/exynos3250.dtsi

@@ -152,6 +152,20 @@ pmu_system_controller: system-controller@10020000 {
 			interrupt-parent = <&gic>;
 		};
 
+		poweroff: syscon-poweroff {
+			compatible = "syscon-poweroff";
+			regmap = <&pmu_system_controller>;
+			offset = <0x330C>; /* PS_HOLD_CONTROL */
+			mask = <0x5200>; /* Reset value */
+		};
+
+		reboot: syscon-reboot {
+			compatible = "syscon-reboot";
+			regmap = <&pmu_system_controller>;
+			offset = <0x0400>; /* SWRESET */
+			mask = <0x1>;
+		};
+
 		mipi_phy: video-phy@10020710 {
 			compatible = "samsung,s5pv210-mipi-video-phy";
 			#phy-cells = <1>;

arch/arm/boot/dts/exynos4.dtsi

@@ -158,6 +158,20 @@ pmu_system_controller: system-controller@10020000 {
 		interrupt-parent = <&gic>;
 	};
 
+	poweroff: syscon-poweroff {
+		compatible = "syscon-poweroff";
+		regmap = <&pmu_system_controller>;
+		offset = <0x330C>; /* PS_HOLD_CONTROL */
+		mask = <0x5200>; /* reset value */
+	};
+
+	reboot: syscon-reboot {
+		compatible = "syscon-reboot";
+		regmap = <&pmu_system_controller>;
+		offset = <0x0400>; /* SWRESET */
+		mask = <0x1>;
+	};
+
 	dsi_0: dsi@11C80000 {
 		compatible = "samsung,exynos4210-mipi-dsi";
 		reg = <0x11C80000 0x10000>;

arch/arm/boot/dts/exynos5.dtsi

@@ -88,6 +88,20 @@ rtc: rtc@101E0000 {
 		status = "disabled";
 	};
 
+	poweroff: syscon-poweroff {
+		compatible = "syscon-poweroff";
+		regmap = <&pmu_system_controller>;
+		offset = <0x330C>; /* PS_HOLD_CONTROL */
+		mask = <0x5200>; /* reset value */
+	};
+
+	reboot: syscon-reboot {
+		compatible = "syscon-reboot";
+		regmap = <&pmu_system_controller>;
+		offset = <0x0400>; /* SWRESET */
+		mask = <0x1>;
+	};
+
 	fimd: fimd@14400000 {
 		compatible = "samsung,exynos5250-fimd";
 		interrupt-parent = <&combiner>;

arch/arm/boot/dts/exynos5410.dtsi

@@ -102,6 +102,20 @@ pmu_system_controller: system-controller@10040000 {
 			reg = <0x10040000 0x5000>;
 		};
 
+		poweroff: syscon-poweroff {
+			compatible = "syscon-poweroff";
+			regmap = <&pmu_system_controller>;
+			offset = <0x330C>; /* PS_HOLD_CONTROL */
+			mask = <0x5200>; /* reset value */
+		};
+
+		reboot: syscon-reboot {
+			compatible = "syscon-reboot";
+			regmap = <&pmu_system_controller>;
+			offset = <0x0400>; /* SWRESET */
+			mask = <0x1>;
+		};
+
 		mct: mct@101C0000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x101C0000 0xB00>;

arch/arm/mach-bcm/Kconfig

@@ -43,6 +43,8 @@ config ARCH_BCM_NSP
 	select ARCH_BCM_IPROC
 	select ARM_ERRATA_754322
 	select ARM_ERRATA_775420
+	select ARM_ERRATA_764369 if SMP
+	select HAVE_SMP
 	help
 	  Support for Broadcom Northstar Plus SoC.
 	  Broadcom Northstar Plus family of SoCs are used for switching control
@@ -56,6 +58,11 @@ config ARCH_BCM_5301X
 	bool "Broadcom BCM470X / BCM5301X ARM SoC"
 	depends on ARCH_MULTI_V7
 	select ARCH_BCM_IPROC
+	select ARM_ERRATA_754322
+	select ARM_ERRATA_775420
+	select ARM_ERRATA_764369 if SMP
+	select HAVE_SMP
+
 	help
 	  Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores.
 
@@ -129,17 +136,18 @@ comment "Other Architectures"
 
 config ARCH_BCM2835
 	bool "Broadcom BCM2835 family"
-	depends on ARCH_MULTI_V6
+	depends on ARCH_MULTI_V6 || ARCH_MULTI_V7
 	select ARCH_REQUIRE_GPIOLIB
 	select ARM_AMBA
-	select ARM_ERRATA_411920
+	select ARM_ERRATA_411920 if ARCH_MULTI_V6
 	select ARM_TIMER_SP804
+	select HAVE_ARM_ARCH_TIMER if ARCH_MULTI_V7
 	select CLKSRC_OF
 	select PINCTRL
 	select PINCTRL_BCM2835
 	help
-	  This enables support for the Broadcom BCM2835 SoC. This SoC is
-	  used in the Raspberry Pi and Roku 2 devices.
+	  This enables support for the Broadcom BCM2835 and BCM2836 SoCs.
+	  This SoC is used in the Raspberry Pi and Roku 2 devices.
 
 config ARCH_BCM_63XX
 	bool "Broadcom BCM63xx DSL SoC"

arch/arm/mach-bcm/Makefile

@@ -14,7 +14,11 @@
 obj-$(CONFIG_ARCH_BCM_CYGNUS) +=  bcm_cygnus.o
 
 # Northstar Plus
-obj-$(CONFIG_ARCH_BCM_NSP) += bcm_nsp.o
+obj-$(CONFIG_ARCH_BCM_NSP)	+= bcm_nsp.o
+
+ifeq ($(CONFIG_ARCH_BCM_NSP),y)
+obj-$(CONFIG_SMP)		+= platsmp.o
+endif
 
 # BCM281XX
 obj-$(CONFIG_ARCH_BCM_281XX)	+= board_bcm281xx.o
@@ -23,7 +27,7 @@ obj-$(CONFIG_ARCH_BCM_281XX)	+= board_bcm281xx.o
 obj-$(CONFIG_ARCH_BCM_21664)	+= board_bcm21664.o
 
 # BCM281XX and BCM21664 SMP support
-obj-$(CONFIG_ARCH_BCM_MOBILE_SMP) += kona_smp.o
+obj-$(CONFIG_ARCH_BCM_MOBILE_SMP) += platsmp.o
 
 # BCM281XX and BCM21664 L2 cache control
 obj-$(CONFIG_ARCH_BCM_MOBILE_L2_CACHE) += kona_l2_cache.o
@@ -39,6 +43,9 @@ obj-$(CONFIG_ARCH_BCM2835)	+= board_bcm2835.o
 
 # BCM5301X
 obj-$(CONFIG_ARCH_BCM_5301X)	+= bcm_5301x.o
+ifeq ($(CONFIG_ARCH_BCM_5301X),y)
+obj-$(CONFIG_SMP)		+= platsmp.o
+endif
 
 # BCM63XXx
 ifeq ($(CONFIG_ARCH_BCM_63XX),y)

arch/arm/mach-bcm/bcm_5301x.c

@@ -9,40 +9,6 @@
 #include <asm/hardware/cache-l2x0.h>
 
 #include <asm/mach/arch.h>
-#include <asm/siginfo.h>
-#include <asm/signal.h>
-
-
-static bool first_fault = true;
-
-static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr,
-				 struct pt_regs *regs)
-{
-	if ((fsr == 0x1406 || fsr == 0x1c06) && first_fault) {
-		first_fault = false;
-
-		/*
-		 * These faults with codes 0x1406 (BCM4709) or 0x1c06 happens
-		 * for no good reason, possibly left over from the CFE boot
-		 * loader.
-		 */
-		pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",
-			addr, fsr);
-
-		/* Returning non-zero causes fault display and panic */
-		return 0;
-	}
-
-	/* Others should cause a fault */
-	return 1;
-}
-
-static void __init bcm5301x_init_early(void)
-{
-	/* Install our hook */
-	hook_fault_code(16 + 6, bcm5301x_abort_handler, SIGBUS, BUS_OBJERR,
-			"imprecise external abort");
-}
 
 static const char *const bcm5301x_dt_compat[] __initconst = {
 	"brcm,bcm4708",
@@ -52,6 +18,5 @@ static const char *const bcm5301x_dt_compat[] __initconst = {
 DT_MACHINE_START(BCM5301X, "BCM5301X")
 	.l2c_aux_val	= 0,
 	.l2c_aux_mask	= ~0,
-	.init_early	= bcm5301x_init_early,
 	.dt_compat	= bcm5301x_dt_compat,
 MACHINE_END

arch/arm/mach-bcm/board_bcm2835.c

@@ -36,7 +36,12 @@ static void __init bcm2835_init(void)
 }
 
 static const char * const bcm2835_compat[] = {
+#ifdef CONFIG_ARCH_MULTI_V6
 	"brcm,bcm2835",
+#endif
+#ifdef CONFIG_ARCH_MULTI_V7
+	"brcm,bcm2836",
+#endif
 	NULL
 };
 

arch/arm/mach-bcm/kona_smp.c → arch/arm/mach-bcm/platsmp.c

 /*
- * Copyright (C) 2014 Broadcom Corporation
+ * Copyright (C) 2014-2015 Broadcom Corporation
  * Copyright 2014 Linaro Limited
  *
  * This program is free software; you can redistribute it and/or
@@ -12,12 +12,17 @@
  * GNU General Public License for more details.
  */
 
-#include <linux/init.h>
+#include <linux/cpumask.h>
+#include <linux/delay.h>
 #include <linux/errno.h>
+#include <linux/init.h>
 #include <linux/io.h>
+#include <linux/jiffies.h>
 #include <linux/of.h>
 #include <linux/sched.h>
+#include <linux/smp.h>
 
+#include <asm/cacheflush.h>
 #include <asm/smp.h>
 #include <asm/smp_plat.h>
 #include <asm/smp_scu.h>
@@ -30,9 +35,10 @@
 
 /* Name of device node property defining secondary boot register location */
 #define OF_SECONDARY_BOOT	"secondary-boot-reg"
+#define MPIDR_CPUID_BITMASK	0x3
 
 /* I/O address of register used to coordinate secondary core startup */
-static u32	secondary_boot;
+static u32	secondary_boot_addr;
 
 /*
  * Enable the Cortex A9 Snoop Control Unit
@@ -75,47 +81,101 @@ static int __init scu_a9_enable(void)
 	return 0;
 }
 
+static int nsp_write_lut(void)
+{
+	void __iomem *sku_rom_lut;
+	phys_addr_t secondary_startup_phy;
+
+	if (!secondary_boot_addr) {
+		pr_warn("required secondary boot register not specified\n");
+		return -EINVAL;
+	}
+
+	sku_rom_lut = ioremap_nocache((phys_addr_t)secondary_boot_addr,
+						sizeof(secondary_boot_addr));
+	if (!sku_rom_lut) {
+		pr_warn("unable to ioremap SKU-ROM LUT register\n");
+		return -ENOMEM;
+	}
+
+	secondary_startup_phy = virt_to_phys(secondary_startup);
+	BUG_ON(secondary_startup_phy > (phys_addr_t)U32_MAX);
+
+	writel_relaxed(secondary_startup_phy, sku_rom_lut);
+
+	/* Ensure the write is visible to the secondary core */
+	smp_wmb();
+
+	iounmap(sku_rom_lut);
+
+	return 0;
+}
+
 static void __init bcm_smp_prepare_cpus(unsigned int max_cpus)
 {
 	static cpumask_t only_cpu_0 = { CPU_BITS_CPU0 };
-	struct device_node *node;
+	struct device_node *cpus_node = NULL;
+	struct device_node *cpu_node = NULL;
 	int ret;
 
-	BUG_ON(secondary_boot);		/* We're called only once */
-
 	/*
 	 * This function is only called via smp_ops->smp_prepare_cpu().
 	 * That only happens if a "/cpus" device tree node exists
 	 * and has an "enable-method" property that selects the SMP
 	 * operations defined herein.
 	 */
-	node = of_find_node_by_path("/cpus");
-	BUG_ON(!node);
+	cpus_node = of_find_node_by_path("/cpus");
+	if (!cpus_node)
+		return;
 
-	/*
-	 * Our secondary enable method requires a "secondary-boot-reg"
-	 * property to specify a register address used to request the
-	 * ROM code boot a secondary code.  If we have any trouble
-	 * getting this we fall back to uniprocessor mode.
-	 */
-	if (of_property_read_u32(node, OF_SECONDARY_BOOT, &secondary_boot)) {
-		pr_err("%s: missing/invalid " OF_SECONDARY_BOOT " property\n",
-			node->name);
-		ret = -ENOENT;		/* Arrange to disable SMP */
-		goto out;
+	for_each_child_of_node(cpus_node, cpu_node) {
+		u32 cpuid;
+
+		if (of_node_cmp(cpu_node->type, "cpu"))
+			continue;
+
+		if (of_property_read_u32(cpu_node, "reg", &cpuid)) {
+			pr_debug("%s: missing reg property\n",
+				     cpu_node->full_name);
+			ret = -ENOENT;
+			goto out;
+		}
+
+		/*
+		 * "secondary-boot-reg" property should be defined only
+		 * for secondary cpu
+		 */
+		if ((cpuid & MPIDR_CPUID_BITMASK) == 1) {
+			/*
+			 * Our secondary enable method requires a
+			 * "secondary-boot-reg" property to specify a register
+			 * address used to request the ROM code boot a secondary
+			 * core. If we have any trouble getting this we fall
+			 * back to uniprocessor mode.
+			 */
+			if (of_property_read_u32(cpu_node,
+						OF_SECONDARY_BOOT,
+						&secondary_boot_addr)) {
+				pr_warn("%s: no" OF_SECONDARY_BOOT "property\n",
+					cpu_node->name);
+				ret = -ENOENT;
+				goto out;
+			}
+		}
 	}
 
 	/*
-	 * Enable the SCU on Cortex A9 based SoCs.  If -ENOENT is
+	 * Enable the SCU on Cortex A9 based SoCs. If -ENOENT is
 	 * returned, the SoC reported a uniprocessor configuration.
 	 * We bail on any other error.
 	 */
 	ret = scu_a9_enable();
 out:
-	of_node_put(node);
+	of_node_put(cpu_node);
+	of_node_put(cpus_node);
+
 	if (ret) {
 		/* Update the CPU present map to reflect uniprocessor mode */
-		BUG_ON(ret != -ENOENT);
 		pr_warn("disabling SMP\n");
 		init_cpu_present(&only_cpu_0);
 	}
@@ -139,7 +199,7 @@ static void __init bcm_smp_prepare_cpus(unsigned int max_cpus)
  * - Wait for the secondary boot register to be re-written, which
  *   indicates the secondary core has started.
  */
-static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle)
+static int kona_boot_secondary(unsigned int cpu, struct task_struct *idle)
 {
 	void __iomem *boot_reg;
 	phys_addr_t boot_func;
@@ -154,15 +214,16 @@ static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle)
 		return -EINVAL;
 	}
 
-	if (!secondary_boot) {
+	if (!secondary_boot_addr) {
 		pr_err("required secondary boot register not specified\n");
 		return -EINVAL;
 	}
 
-	boot_reg = ioremap_nocache((phys_addr_t)secondary_boot, sizeof(u32));
+	boot_reg = ioremap_nocache(
+			(phys_addr_t)secondary_boot_addr, sizeof(u32));
 	if (!boot_reg) {
 		pr_err("unable to map boot register for cpu %u\n", cpu_id);
-		return -ENOSYS;
+		return -ENOMEM;
 	}
 
 	/*
@@ -191,12 +252,39 @@ static int bcm_boot_secondary(unsigned int cpu, struct task_struct *idle)
 
 	pr_err("timeout waiting for cpu %u to start\n", cpu_id);
 
-	return -ENOSYS;
+	return -ENXIO;
+}
+
+static int nsp_boot_secondary(unsigned int cpu, struct task_struct *idle)
+{
+	int ret;
+
+	/*
+	 * After wake up, secondary core branches to the startup
+	 * address programmed at SKU ROM LUT location.
+	 */
+	ret = nsp_write_lut();
+	if (ret) {
+		pr_err("unable to write startup addr to SKU ROM LUT\n");
+		goto out;
+	}
+
+	/* Send a CPU wakeup interrupt to the secondary core */
+	arch_send_wakeup_ipi_mask(cpumask_of(cpu));
+
+out:
+	return ret;
 }
 
 static const struct smp_operations bcm_smp_ops __initconst = {
 	.smp_prepare_cpus	= bcm_smp_prepare_cpus,
-	.smp_boot_secondary	= bcm_boot_secondary,
+	.smp_boot_secondary	= kona_boot_secondary,
 };
 CPU_METHOD_OF_DECLARE(bcm_smp_bcm281xx, "brcm,bcm11351-cpu-method",
 			&bcm_smp_ops);
+
+struct smp_operations nsp_smp_ops __initdata = {
+	.smp_prepare_cpus	= bcm_smp_prepare_cpus,
+	.smp_boot_secondary	= nsp_boot_secondary,
+};
+CPU_METHOD_OF_DECLARE(bcm_smp_nsp, "brcm,bcm-nsp-smp", &nsp_smp_ops);

arch/arm/mach-exynos/Kconfig

@@ -29,6 +29,9 @@ menuconfig ARCH_EXYNOS
 	select THERMAL
 	select MFD_SYSCON
 	select CLKSRC_EXYNOS_MCT
+	select POWER_RESET
+	select POWER_RESET_SYSCON
+	select POWER_RESET_SYSCON_POWEROFF
 	help
 	  Support for SAMSUNG EXYNOS SoCs (EXYNOS4/5)
 

arch/arm/mach-exynos/pmu.c

@@ -14,9 +14,8 @@
 #include <linux/of_address.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
-#include <linux/notifier.h>
-#include <linux/reboot.h>
 
+#include <asm/cputype.h>
 
 #include "exynos-pmu.h"
 #include "regs-pmu.h"
@@ -681,23 +680,6 @@ static unsigned int const exynos5420_list_disable_pmu_reg[] = {
 	EXYNOS5420_CMU_RESET_FSYS_SYS_PWR_REG,
 };
 
-static void exynos_power_off(void)
-{
-	unsigned int tmp;
-
-	pr_info("Power down.\n");
-	tmp = pmu_raw_readl(EXYNOS_PS_HOLD_CONTROL);
-	tmp ^= (1 << 8);
-	pmu_raw_writel(tmp, EXYNOS_PS_HOLD_CONTROL);
-
-	/* Wait a little so we don't give a false warning below */
-	mdelay(100);
-
-	pr_err("Power down failed, please power off system manually.\n");
-	while (1)
-		;
-}
-
 static void exynos5420_powerdown_conf(enum sys_powerdown mode)
 {
 	u32 this_cluster;
@@ -879,14 +861,6 @@ static void exynos5420_pmu_init(void)
 	pr_info("EXYNOS5420 PMU initialized\n");
 }
 
-static int pmu_restart_notify(struct notifier_block *this,
-		unsigned long code, void *unused)
-{
-	pmu_raw_writel(0x1, EXYNOS_SWRESET);
-
-	return NOTIFY_DONE;
-}
-
 static const struct exynos_pmu_data exynos3250_pmu_data = {
 	.pmu_config	= exynos3250_pmu_config,
 	.pmu_init	= exynos3250_pmu_init,
@@ -912,7 +886,7 @@ static const struct exynos_pmu_data exynos5250_pmu_data = {
 	.powerdown_conf	= exynos5_powerdown_conf,
 };
 
-static struct exynos_pmu_data exynos5420_pmu_data = {
+static const struct exynos_pmu_data exynos5420_pmu_data = {
 	.pmu_config	= exynos5420_pmu_config,
 	.pmu_init	= exynos5420_pmu_init,
 	.powerdown_conf	= exynos5420_powerdown_conf,
@@ -944,20 +918,11 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = {
 	{ /*sentinel*/ },
 };
 
-/*
- * Exynos PMU restart notifier, handles restart functionality
- */
-static struct notifier_block pmu_restart_handler = {
-	.notifier_call = pmu_restart_notify,
-	.priority = 128,
-};
-
 static int exynos_pmu_probe(struct platform_device *pdev)
 {
 	const struct of_device_id *match;
 	struct device *dev = &pdev->dev;
 	struct resource *res;
-	int ret;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	pmu_base_addr = devm_ioremap_resource(dev, res);
@@ -982,12 +947,6 @@ static int exynos_pmu_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, pmu_context);
 
-	ret = register_restart_handler(&pmu_restart_handler);
-	if (ret)
-		dev_warn(dev, "can't register restart handler err=%d\n", ret);
-
-	pm_power_off = exynos_power_off;
-
 	dev_dbg(dev, "Exynos PMU Driver probe done\n");
 	return 0;
 }

arch/arm/mach-exynos/regs-pmu.h

@@ -484,15 +484,6 @@
 
 #define EXYNOS5420_SWRESET_KFC_SEL				0x3
 
-#include <asm/cputype.h>
-#define MAX_CPUS_IN_CLUSTER	4
-
-static inline unsigned int exynos_pmu_cpunr(unsigned int mpidr)
-{
-	return ((MPIDR_AFFINITY_LEVEL(mpidr, 1) * MAX_CPUS_IN_CLUSTER)
-		 + MPIDR_AFFINITY_LEVEL(mpidr, 0));
-}
-
 /* Only for EXYNOS5420 */
 #define EXYNOS5420_ISP_ARM_OPTION				0x2488
 #define EXYNOS5420_L2RSTDISABLE_VALUE				BIT(3)

arch/arm/mach-imx/Kconfig

@@ -563,6 +563,7 @@ config SOC_IMX7D
 	select ARM_GIC
 	select HAVE_IMX_ANATOP
 	select HAVE_IMX_MMDC
+	select HAVE_IMX_SRC
 	help
 		This enables support for Freescale i.MX7 Dual processor.
 

arch/arm/mach-imx/iomux-imx31.c

@@ -100,7 +100,7 @@ int mxc_iomux_alloc_pin(unsigned int pin, const char *label)
 	unsigned pad = pin & IOMUX_PADNUM_MASK;
 
 	if (pad >= (PIN_MAX + 1)) {
-		printk(KERN_ERR "mxc_iomux: Attempt to request nonexistant pin %u for \"%s\"\n",
+		printk(KERN_ERR "mxc_iomux: Attempt to request nonexistent pin %u for \"%s\"\n",
 			pad, label ? label : "?");
 		return -EINVAL;
 	}

arch/arm/mach-imx/mach-imx6ul.c

@@ -84,7 +84,7 @@ static void __init imx6ul_init_late(void)
 		platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
 }
 
-static const char *imx6ul_dt_compat[] __initconst = {
+static const char * const imx6ul_dt_compat[] __initconst = {
 	"fsl,imx6ul",
 	NULL,
 };

arch/arm/mach-imx/mach-imx7d.c

@@ -105,6 +105,11 @@ static void __init imx7d_init_irq(void)
 	irqchip_init();
 }
 
+static void __init imx7d_init_late(void)
+{
+	platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
+}
+
 static const char *const imx7d_dt_compat[] __initconst = {
 	"fsl,imx7d",
 	NULL,
@@ -112,6 +117,7 @@ static const char *const imx7d_dt_compat[] __initconst = {
 
 DT_MACHINE_START(IMX7D, "Freescale i.MX7 Dual (Device Tree)")
 	.init_irq	= imx7d_init_irq,
+	.init_late	= imx7d_init_late,
 	.init_machine	= imx7d_init_machine,
 	.dt_compat	= imx7d_dt_compat,
 MACHINE_END

arch/arm/mach-omap1/devices.c

@@ -33,24 +33,6 @@
 #include "mmc.h"
 #include "sram.h"
 
-#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
-
-static struct platform_device omap_pcm = {
-	.name	= "omap-pcm-audio",
-	.id	= -1,
-};
-
-static void omap_init_audio(void)
-{
-	platform_device_register(&omap_pcm);
-}
-
-#else
-static inline void omap_init_audio(void) {}
-#endif
-
-/*-------------------------------------------------------------------------*/
-
 #if defined(CONFIG_RTC_DRV_OMAP) || defined(CONFIG_RTC_DRV_OMAP_MODULE)
 
 #define	OMAP_RTC_BASE		0xfffb4800
@@ -425,7 +407,6 @@ static int __init omap1_init_devices(void)
 	 * in alphabetical order so they're easier to sort through.
 	 */
 
-	omap_init_audio();
 	omap_init_mbox();
 	omap_init_rtc();
 	omap_init_spi100k();

arch/arm/mach-omap2/Makefile

@@ -223,8 +223,6 @@ obj-$(CONFIG_SOC_DRA7XX)		+= omap_hwmod_7xx_data.o
 # EMU peripherals
 obj-$(CONFIG_HW_PERF_EVENTS)		+= pmu.o
 
-obj-$(CONFIG_OMAP_IOMMU)		+= omap-iommu.o
-
 # OMAP2420 MSDI controller integration support ("MMC")
 obj-$(CONFIG_SOC_OMAP2420)		+= msdi.o
 

arch/arm/mach-omap2/board-rx51-peripherals.c

@@ -1257,7 +1257,7 @@ static struct platform_device omap3_rom_rng_device = {
 static void __init rx51_init_omap3_rom_rng(void)
 {
 	if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
-		pr_info("RX-51: Registring OMAP3 HWRNG device\n");
+		pr_info("RX-51: Registering OMAP3 HWRNG device\n");
 		platform_device_register(&omap3_rom_rng_device);
 	}
 }

arch/arm/mach-omap2/clockdomains81xx_data.c

@@ -83,6 +83,14 @@ static struct clockdomain mmu_cfg_81xx_clkdm = {
 	.flags		= CLKDM_CAN_SWSUP,
 };
 
+static struct clockdomain default_l3_slow_81xx_clkdm = {
+	.name		= "default_l3_slow_clkdm",
+	.pwrdm		= { .name = "default_pwrdm" },
+	.cm_inst	= TI81XX_CM_DEFAULT_MOD,
+	.clkdm_offs	= TI816X_CM_DEFAULT_L3_SLOW_CLKDM,
+	.flags		= CLKDM_CAN_SWSUP,
+};
+
 /* 816x only */
 
 static struct clockdomain alwon_mpu_816x_clkdm = {
@@ -96,7 +104,7 @@ static struct clockdomain alwon_mpu_816x_clkdm = {
 static struct clockdomain active_gem_816x_clkdm = {
 	.name		= "active_gem_clkdm",
 	.pwrdm		= { .name = "active_pwrdm" },
-	.cm_inst	= TI816X_CM_ACTIVE_MOD,
+	.cm_inst	= TI81XX_CM_ACTIVE_MOD,
 	.clkdm_offs	= TI816X_CM_ACTIVE_GEM_CLKDM,
 	.flags		= CLKDM_CAN_SWSUP,
 };
@@ -128,7 +136,7 @@ static struct clockdomain ivahd2_816x_clkdm = {
 static struct clockdomain sgx_816x_clkdm = {
 	.name		= "sgx_clkdm",
 	.pwrdm		= { .name = "sgx_pwrdm" },
-	.cm_inst	= TI816X_CM_SGX_MOD,
+	.cm_inst	= TI81XX_CM_SGX_MOD,
 	.clkdm_offs	= TI816X_CM_SGX_CLKDM,
 	.flags		= CLKDM_CAN_SWSUP,
 };
@@ -136,7 +144,7 @@ static struct clockdomain sgx_816x_clkdm = {
 static struct clockdomain default_l3_med_816x_clkdm = {
 	.name		= "default_l3_med_clkdm",
 	.pwrdm		= { .name = "default_pwrdm" },
-	.cm_inst	= TI816X_CM_DEFAULT_MOD,
+	.cm_inst	= TI81XX_CM_DEFAULT_MOD,
 	.clkdm_offs	= TI816X_CM_DEFAULT_L3_MED_CLKDM,
 	.flags		= CLKDM_CAN_SWSUP,
 };
@@ -144,7 +152,7 @@ static struct clockdomain default_l3_med_816x_clkdm = {
 static struct clockdomain default_ducati_816x_clkdm = {
 	.name		= "default_ducati_clkdm",
 	.pwrdm		= { .name = "default_pwrdm" },
-	.cm_inst	= TI816X_CM_DEFAULT_MOD,
+	.cm_inst	= TI81XX_CM_DEFAULT_MOD,
 	.clkdm_offs	= TI816X_CM_DEFAULT_DUCATI_CLKDM,
 	.flags		= CLKDM_CAN_SWSUP,
 };
@@ -152,19 +160,11 @@ static struct clockdomain default_ducati_816x_clkdm = {
 static struct clockdomain default_pci_816x_clkdm = {
 	.name		= "default_pci_clkdm",
 	.pwrdm		= { .name = "default_pwrdm" },
-	.cm_inst	= TI816X_CM_DEFAULT_MOD,
+	.cm_inst	= TI81XX_CM_DEFAULT_MOD,
 	.clkdm_offs	= TI816X_CM_DEFAULT_PCI_CLKDM,
 	.flags		= CLKDM_CAN_SWSUP,
 };
 
-static struct clockdomain default_l3_slow_816x_clkdm = {
-	.name		= "default_l3_slow_clkdm",
-	.pwrdm		= { .name = "default_pwrdm" },
-	.cm_inst	= TI816X_CM_DEFAULT_MOD,
-	.clkdm_offs	= TI816X_CM_DEFAULT_L3_SLOW_CLKDM,
-	.flags		= CLKDM_CAN_SWSUP,
-};
-
 static struct clockdomain *clockdomains_ti814x[] __initdata = {
 	&alwon_l3_slow_81xx_clkdm,
 	&alwon_l3_med_81xx_clkdm,
@@ -172,6 +172,7 @@ static struct clockdomain *clockdomains_ti814x[] __initdata = {
 	&alwon_ethernet_81xx_clkdm,
 	&mmu_81xx_clkdm,
 	&mmu_cfg_81xx_clkdm,
+	&default_l3_slow_81xx_clkdm,
 	NULL,
 };
 
@@ -198,7 +199,7 @@ static struct clockdomain *clockdomains_ti816x[] __initdata = {
 	&default_l3_med_816x_clkdm,
 	&default_ducati_816x_clkdm,
 	&default_pci_816x_clkdm,
-	&default_l3_slow_816x_clkdm,
+	&default_l3_slow_81xx_clkdm,
 	NULL,
 };
 

arch/arm/mach-omap2/cm81xx.h

@@ -18,15 +18,15 @@
 #define __ARCH_ARM_MACH_OMAP2_CM_TI81XX_H
 
 /* TI81XX common CM module offsets */
+#define TI81XX_CM_ACTIVE_MOD			0x0400	/* 256B */
+#define TI81XX_CM_DEFAULT_MOD			0x0500	/* 256B */
 #define TI81XX_CM_ALWON_MOD			0x1400	/* 1KB */
+#define TI81XX_CM_SGX_MOD			0x0900	/* 256B */
 
 /* TI816X CM module offsets */
-#define TI816X_CM_ACTIVE_MOD			0x0400	/* 256B */
-#define TI816X_CM_DEFAULT_MOD			0x0500	/* 256B */
 #define TI816X_CM_IVAHD0_MOD			0x0600	/* 256B */
 #define TI816X_CM_IVAHD1_MOD			0x0700	/* 256B */
 #define TI816X_CM_IVAHD2_MOD			0x0800	/* 256B */
-#define TI816X_CM_SGX_MOD			0x0900	/* 256B */
 
 /* ALWON */
 #define TI81XX_CM_ALWON_L3_SLOW_CLKDM		0x0000

arch/arm/mach-omap2/devices.c

@@ -94,22 +94,6 @@ static inline void omap_init_mbox(void) { }
 
 static inline void omap_init_sti(void) {}
 
-#if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
-
-static struct platform_device omap_pcm = {
-	.name	= "omap-pcm-audio",
-	.id	= -1,
-};
-
-static void omap_init_audio(void)
-{
-	platform_device_register(&omap_pcm);
-}
-
-#else
-static inline void omap_init_audio(void) {}
-#endif
-
 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 
 #include <linux/platform_data/spi-omap2-mcspi.h>
@@ -239,13 +223,12 @@ static int __init omap2_init_devices(void)
 	if (!of_have_populated_dt())
 		pinctrl_provide_dummies();
 
-	/*
-	 * please keep these calls, and their implementations above,
-	 * in alphabetical order so they're easier to sort through.
-	 */
-	omap_init_audio();
 	/* If dtb is there, the devices will be created dynamically */
 	if (!of_have_populated_dt()) {
+		/*
+		 * please keep these calls, and their implementations above,
+		 * in alphabetical order so they're easier to sort through.
+		 */
 		omap_init_mbox();
 		omap_init_mcspi();
 		omap_init_sham();

arch/arm/mach-omap2/id.c

@@ -488,6 +488,7 @@ void __init omap3xxx_check_revision(void)
 		}
 		break;
 	case 0xb8f2:
+	case 0xb968:
 		switch (rev) {
 		case 0:
 		/* FALLTHROUGH */
@@ -511,7 +512,8 @@ void __init omap3xxx_check_revision(void)
 		/* Unknown default to latest silicon rev as default */
 		omap_revision = OMAP3630_REV_ES1_2;
 		cpu_rev = "1.2";
-		pr_warn("Warning: unknown chip type; assuming OMAP3630ES1.2\n");
+		pr_warn("Warning: unknown chip type: hawkeye %04x, assuming OMAP3630ES1.2\n",
+			hawkeye);
 	}
 	sprintf(soc_rev, "ES%s", cpu_rev);
 }

arch/arm/mach-omap2/omap-iommu.c

-/*
- * omap iommu: omap device registration
- *
- * Copyright (C) 2008-2009 Nokia Corporation
- *
- * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/of.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
-#include <linux/slab.h>
-
-#include <linux/platform_data/iommu-omap.h>
-#include "soc.h"
-#include "omap_hwmod.h"
-#include "omap_device.h"
-
-static int __init omap_iommu_dev_init(struct omap_hwmod *oh, void *unused)
-{
-	struct platform_device *pdev;
-	struct iommu_platform_data *pdata;
-	struct omap_mmu_dev_attr *a = (struct omap_mmu_dev_attr *)oh->dev_attr;
-	static int i;
-
-	pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
-	if (!pdata)
-		return -ENOMEM;
-
-	pdata->name = oh->name;
-	pdata->nr_tlb_entries = a->nr_tlb_entries;
-
-	if (oh->rst_lines_cnt == 1) {
-		pdata->reset_name = oh->rst_lines->name;
-		pdata->assert_reset = omap_device_assert_hardreset;
-		pdata->deassert_reset = omap_device_deassert_hardreset;
-	}
-
-	pdev = omap_device_build("omap-iommu", i, oh, pdata, sizeof(*pdata));
-
-	kfree(pdata);
-
-	if (IS_ERR(pdev)) {
-		pr_err("%s: device build err: %ld\n", __func__, PTR_ERR(pdev));
-		return PTR_ERR(pdev);
-	}
-
-	i++;
-
-	return 0;
-}
-
-static int __init omap_iommu_init(void)
-{
-	/* If dtb is there, the devices will be created dynamically */
-	if (of_have_populated_dt())
-		return -ENODEV;
-
-	return omap_hwmod_for_each_by_class("mmu", omap_iommu_dev_init, NULL);
-}
-omap_subsys_initcall(omap_iommu_init);
-/* must be ready before omap3isp is probed */

arch/arm/mach-omap2/omap2-restart.c

@@ -62,4 +62,4 @@ static int __init omap2xxx_common_look_up_clks_for_reset(void)
 
 	return 0;
 }
-omap_core_initcall(omap2xxx_common_look_up_clks_for_reset);
+omap_postcore_initcall(omap2xxx_common_look_up_clks_for_reset);

arch/arm/mach-omap2/omap_device.c

@@ -869,7 +869,7 @@ static int __init omap_device_init(void)
 	bus_register_notifier(&platform_bus_type, &platform_nb);
 	return 0;
 }
-omap_core_initcall(omap_device_init);
+omap_postcore_initcall(omap_device_init);
 
 /**
  * omap_device_late_idle - idle devices without drivers

arch/arm/mach-omap2/omap_hwmod.c

@@ -3313,7 +3313,7 @@ static int __init omap_hwmod_setup_all(void)
 
 	return 0;
 }
-omap_core_initcall(omap_hwmod_setup_all);
+omap_postcore_initcall(omap_hwmod_setup_all);
 
 /**
  * omap_hwmod_enable - enable an omap_hwmod

arch/arm/mach-omap2/omap_hwmod_3xxx_data.c

@@ -25,7 +25,6 @@
 #include "l4_3xxx.h"
 #include <linux/platform_data/asoc-ti-mcbsp.h>
 #include <linux/platform_data/spi-omap2-mcspi.h>
-#include <linux/platform_data/iommu-omap.h>
 #include <plat/dmtimer.h>
 
 #include "soc.h"
@@ -2957,80 +2956,40 @@ static struct omap_hwmod_class omap3xxx_mmu_hwmod_class = {
 };
 
 /* mmu isp */
-
-static struct omap_mmu_dev_attr mmu_isp_dev_attr = {
-	.nr_tlb_entries = 8,
-};
-
 static struct omap_hwmod omap3xxx_mmu_isp_hwmod;
-static struct omap_hwmod_irq_info omap3xxx_mmu_isp_irqs[] = {
-	{ .irq = 24 + OMAP_INTC_START, },
-	{ .irq = -1 }
-};
-
-static struct omap_hwmod_addr_space omap3xxx_mmu_isp_addrs[] = {
-	{
-		.pa_start	= 0x480bd400,
-		.pa_end		= 0x480bd47f,
-		.flags		= ADDR_TYPE_RT,
-	},
-	{ }
-};
 
 /* l4_core -> mmu isp */
 static struct omap_hwmod_ocp_if omap3xxx_l4_core__mmu_isp = {
 	.master		= &omap3xxx_l4_core_hwmod,
 	.slave		= &omap3xxx_mmu_isp_hwmod,
-	.addr		= omap3xxx_mmu_isp_addrs,
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
 static struct omap_hwmod omap3xxx_mmu_isp_hwmod = {
 	.name		= "mmu_isp",
 	.class		= &omap3xxx_mmu_hwmod_class,
-	.mpu_irqs	= omap3xxx_mmu_isp_irqs,
 	.main_clk	= "cam_ick",
-	.dev_attr	= &mmu_isp_dev_attr,
 	.flags		= HWMOD_NO_IDLEST,
 };
 
 /* mmu iva */
 
-static struct omap_mmu_dev_attr mmu_iva_dev_attr = {
-	.nr_tlb_entries = 32,
-};
-
 static struct omap_hwmod omap3xxx_mmu_iva_hwmod;
-static struct omap_hwmod_irq_info omap3xxx_mmu_iva_irqs[] = {
-	{ .irq = 28 + OMAP_INTC_START, },
-	{ .irq = -1 }
-};
 
 static struct omap_hwmod_rst_info omap3xxx_mmu_iva_resets[] = {
 	{ .name = "mmu", .rst_shift = 1, .st_shift = 9 },
 };
 
-static struct omap_hwmod_addr_space omap3xxx_mmu_iva_addrs[] = {
-	{
-		.pa_start	= 0x5d000000,
-		.pa_end		= 0x5d00007f,
-		.flags		= ADDR_TYPE_RT,
-	},
-	{ }
-};
-
 /* l3_main -> iva mmu */
 static struct omap_hwmod_ocp_if omap3xxx_l3_main__mmu_iva = {
 	.master		= &omap3xxx_l3_main_hwmod,
 	.slave		= &omap3xxx_mmu_iva_hwmod,
-	.addr		= omap3xxx_mmu_iva_addrs,
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
 static struct omap_hwmod omap3xxx_mmu_iva_hwmod = {
 	.name		= "mmu_iva",
 	.class		= &omap3xxx_mmu_hwmod_class,
-	.mpu_irqs	= omap3xxx_mmu_iva_irqs,
 	.clkdm_name	= "iva2_clkdm",
 	.rst_lines	= omap3xxx_mmu_iva_resets,
 	.rst_lines_cnt	= ARRAY_SIZE(omap3xxx_mmu_iva_resets),
@@ -3043,7 +3002,6 @@ static struct omap_hwmod omap3xxx_mmu_iva_hwmod = {
 			.idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT,
 		},
 	},
-	.dev_attr	= &mmu_iva_dev_attr,
 	.flags		= HWMOD_NO_IDLEST,
 };
 

arch/arm/mach-omap2/omap_hwmod_44xx_data.c

@@ -30,7 +30,6 @@
 
 #include <linux/platform_data/spi-omap2-mcspi.h>
 #include <linux/platform_data/asoc-ti-mcbsp.h>
-#include <linux/platform_data/iommu-omap.h>
 #include <plat/dmtimer.h>
 
 #include "omap_hwmod.h"
@@ -2088,30 +2087,16 @@ static struct omap_hwmod_class omap44xx_mmu_hwmod_class = {
 
 /* mmu ipu */
 
-static struct omap_mmu_dev_attr mmu_ipu_dev_attr = {
-	.nr_tlb_entries = 32,
-};
-
 static struct omap_hwmod omap44xx_mmu_ipu_hwmod;
 static struct omap_hwmod_rst_info omap44xx_mmu_ipu_resets[] = {
 	{ .name = "mmu_cache", .rst_shift = 2 },
 };
 
-static struct omap_hwmod_addr_space omap44xx_mmu_ipu_addrs[] = {
-	{
-		.pa_start	= 0x55082000,
-		.pa_end		= 0x550820ff,
-		.flags		= ADDR_TYPE_RT,
-	},
-	{ }
-};
-
 /* l3_main_2 -> mmu_ipu */
 static struct omap_hwmod_ocp_if omap44xx_l3_main_2__mmu_ipu = {
 	.master		= &omap44xx_l3_main_2_hwmod,
 	.slave		= &omap44xx_mmu_ipu_hwmod,
 	.clk		= "l3_div_ck",
-	.addr		= omap44xx_mmu_ipu_addrs,
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
@@ -2130,35 +2115,20 @@ static struct omap_hwmod omap44xx_mmu_ipu_hwmod = {
 			.modulemode   = MODULEMODE_HWCTRL,
 		},
 	},
-	.dev_attr	= &mmu_ipu_dev_attr,
 };
 
 /* mmu dsp */
 
-static struct omap_mmu_dev_attr mmu_dsp_dev_attr = {
-	.nr_tlb_entries = 32,
-};
-
 static struct omap_hwmod omap44xx_mmu_dsp_hwmod;
 static struct omap_hwmod_rst_info omap44xx_mmu_dsp_resets[] = {
 	{ .name = "mmu_cache", .rst_shift = 1 },
 };
 
-static struct omap_hwmod_addr_space omap44xx_mmu_dsp_addrs[] = {
-	{
-		.pa_start	= 0x4a066000,
-		.pa_end		= 0x4a0660ff,
-		.flags		= ADDR_TYPE_RT,
-	},
-	{ }
-};
-
 /* l4_cfg -> dsp */
 static struct omap_hwmod_ocp_if omap44xx_l4_cfg__mmu_dsp = {
 	.master		= &omap44xx_l4_cfg_hwmod,
 	.slave		= &omap44xx_mmu_dsp_hwmod,
 	.clk		= "l4_div_ck",
-	.addr		= omap44xx_mmu_dsp_addrs,
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
@@ -2177,7 +2147,6 @@ static struct omap_hwmod omap44xx_mmu_dsp_hwmod = {
 			.modulemode   = MODULEMODE_HWCTRL,
 		},
 	},
-	.dev_attr	= &mmu_dsp_dev_attr,
 };
 
 /*
@@ -3915,21 +3884,11 @@ static struct omap_hwmod_ocp_if omap44xx_l4_per__dss_venc = {
 	.user		= OCP_USER_MPU,
 };
 
-static struct omap_hwmod_addr_space omap44xx_elm_addrs[] = {
-	{
-		.pa_start	= 0x48078000,
-		.pa_end		= 0x48078fff,
-		.flags		= ADDR_TYPE_RT
-	},
-	{ }
-};
-
 /* l4_per -> elm */
 static struct omap_hwmod_ocp_if omap44xx_l4_per__elm = {
 	.master		= &omap44xx_l4_per_hwmod,
 	.slave		= &omap44xx_elm_hwmod,
 	.clk		= "l4_div_ck",
-	.addr		= omap44xx_elm_addrs,
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 

arch/arm/mach-omap2/omap_hwmod_7xx_data.c

@@ -2103,7 +2103,7 @@ static struct omap_hwmod dra7xx_uart4_hwmod = {
 	.class		= &dra7xx_uart_hwmod_class,
 	.clkdm_name	= "l4per_clkdm",
 	.main_clk	= "uart4_gfclk_mux",
-	.flags		= HWMOD_SWSUP_SIDLE_ACT,
+	.flags		= HWMOD_SWSUP_SIDLE_ACT | DEBUG_OMAP4UART4_FLAGS,
 	.prcm = {
 		.omap4 = {
 			.clkctrl_offs = DRA7XX_CM_L4PER_UART4_CLKCTRL_OFFSET,

arch/arm/mach-omap2/omap_hwmod_81xx_data.c

@@ -104,8 +104,8 @@
  * The default .clkctrl_offs field is offset from CM_DEFAULT, that's
  * TRM 18.7.6 CM_DEFAULT device register values minus 0x500
  */
-#define DM816X_CM_DEFAULT_OFFSET	0x500
-#define DM816X_CM_DEFAULT_USB_CLKCTRL	(0x558 - DM816X_CM_DEFAULT_OFFSET)
+#define DM81XX_CM_DEFAULT_OFFSET	0x500
+#define DM81XX_CM_DEFAULT_USB_CLKCTRL	(0x558 - DM81XX_CM_DEFAULT_OFFSET)
 
 /* L3 Interconnect entries clocked at 125, 250 and 500MHz */
 static struct omap_hwmod dm81xx_alwon_l3_slow_hwmod = {
@@ -557,22 +557,42 @@ static struct omap_hwmod_class dm81xx_usbotg_class = {
 	.sysc = &dm81xx_usbhsotg_sysc,
 };
 
-static struct omap_hwmod dm81xx_usbss_hwmod = {
+static struct omap_hwmod dm814x_usbss_hwmod = {
+	.name		= "usb_otg_hs",
+	.clkdm_name	= "default_l3_slow_clkdm",
+	.main_clk	= "pll260dcoclkldo",	/* 481c5260.adpll.dcoclkldo */
+	.prcm		= {
+		.omap4 = {
+			.clkctrl_offs = DM81XX_CM_DEFAULT_USB_CLKCTRL,
+			.modulemode = MODULEMODE_SWCTRL,
+		},
+	},
+	.class		= &dm81xx_usbotg_class,
+};
+
+static struct omap_hwmod_ocp_if dm814x_default_l3_slow__usbss = {
+	.master		= &dm81xx_default_l3_slow_hwmod,
+	.slave		= &dm814x_usbss_hwmod,
+	.clk		= "sysclk6_ck",
+	.user		= OCP_USER_MPU,
+};
+
+static struct omap_hwmod dm816x_usbss_hwmod = {
 	.name		= "usb_otg_hs",
 	.clkdm_name	= "default_l3_slow_clkdm",
 	.main_clk	= "sysclk6_ck",
 	.prcm		= {
 		.omap4 = {
-			.clkctrl_offs = DM816X_CM_DEFAULT_USB_CLKCTRL,
+			.clkctrl_offs = DM81XX_CM_DEFAULT_USB_CLKCTRL,
 			.modulemode = MODULEMODE_SWCTRL,
 		},
 	},
 	.class		= &dm81xx_usbotg_class,
 };
 
-static struct omap_hwmod_ocp_if dm81xx_default_l3_slow__usbss = {
+static struct omap_hwmod_ocp_if dm816x_default_l3_slow__usbss = {
 	.master		= &dm81xx_default_l3_slow_hwmod,
-	.slave		= &dm81xx_usbss_hwmod,
+	.slave		= &dm816x_usbss_hwmod,
 	.clk		= "sysclk6_ck",
 	.user		= OCP_USER_MPU,
 };
@@ -912,7 +932,7 @@ static struct omap_hwmod_ocp_if dm816x_l4_hs__emac1 = {
 	.user		= OCP_USER_MPU,
 };
 
-static struct omap_hwmod_class_sysconfig dm816x_mmc_sysc = {
+static struct omap_hwmod_class_sysconfig dm81xx_mmc_sysc = {
 	.rev_offs	= 0x0,
 	.sysc_offs	= 0x110,
 	.syss_offs	= 0x114,
@@ -923,24 +943,94 @@ static struct omap_hwmod_class_sysconfig dm816x_mmc_sysc = {
 	.sysc_fields	= &omap_hwmod_sysc_type1,
 };
 
-static struct omap_hwmod_class dm816x_mmc_class = {
+static struct omap_hwmod_class dm81xx_mmc_class = {
 	.name = "mmc",
-	.sysc = &dm816x_mmc_sysc,
+	.sysc = &dm81xx_mmc_sysc,
 };
 
-static struct omap_hwmod_opt_clk dm816x_mmc1_opt_clks[] = {
+static struct omap_hwmod_opt_clk dm81xx_mmc_opt_clks[] = {
 	{ .role = "dbck", .clk = "sysclk18_ck", },
 };
 
-static struct omap_hsmmc_dev_attr mmc1_dev_attr = {
-	.flags = OMAP_HSMMC_SUPPORTS_DUAL_VOLT,
+static struct omap_hsmmc_dev_attr mmc_dev_attr = {
+};
+
+static struct omap_hwmod dm814x_mmc1_hwmod = {
+	.name		= "mmc1",
+	.clkdm_name	= "alwon_l3s_clkdm",
+	.opt_clks	= dm81xx_mmc_opt_clks,
+	.opt_clks_cnt	= ARRAY_SIZE(dm81xx_mmc_opt_clks),
+	.main_clk	= "sysclk8_ck",
+	.prcm		= {
+		.omap4 = {
+			.clkctrl_offs = DM814X_CM_ALWON_MMCHS_0_CLKCTRL,
+			.modulemode = MODULEMODE_SWCTRL,
+		},
+	},
+	.dev_attr	= &mmc_dev_attr,
+	.class		= &dm81xx_mmc_class,
+};
+
+static struct omap_hwmod_ocp_if dm814x_l4_ls__mmc1 = {
+	.master		= &dm81xx_l4_ls_hwmod,
+	.slave		= &dm814x_mmc1_hwmod,
+	.clk		= "sysclk6_ck",
+	.user		= OCP_USER_MPU,
+	.flags		= OMAP_FIREWALL_L4
+};
+
+static struct omap_hwmod dm814x_mmc2_hwmod = {
+	.name		= "mmc2",
+	.clkdm_name	= "alwon_l3s_clkdm",
+	.opt_clks	= dm81xx_mmc_opt_clks,
+	.opt_clks_cnt	= ARRAY_SIZE(dm81xx_mmc_opt_clks),
+	.main_clk	= "sysclk8_ck",
+	.prcm		= {
+		.omap4 = {
+			.clkctrl_offs = DM814X_CM_ALWON_MMCHS_1_CLKCTRL,
+			.modulemode = MODULEMODE_SWCTRL,
+		},
+	},
+	.dev_attr	= &mmc_dev_attr,
+	.class		= &dm81xx_mmc_class,
+};
+
+static struct omap_hwmod_ocp_if dm814x_l4_ls__mmc2 = {
+	.master		= &dm81xx_l4_ls_hwmod,
+	.slave		= &dm814x_mmc2_hwmod,
+	.clk		= "sysclk6_ck",
+	.user		= OCP_USER_MPU,
+	.flags		= OMAP_FIREWALL_L4
+};
+
+static struct omap_hwmod dm814x_mmc3_hwmod = {
+	.name		= "mmc3",
+	.clkdm_name	= "alwon_l3_med_clkdm",
+	.opt_clks	= dm81xx_mmc_opt_clks,
+	.opt_clks_cnt	= ARRAY_SIZE(dm81xx_mmc_opt_clks),
+	.main_clk	= "sysclk8_ck",
+	.prcm		= {
+		.omap4 = {
+			.clkctrl_offs = DM814X_CM_ALWON_MMCHS_2_CLKCTRL,
+			.modulemode = MODULEMODE_SWCTRL,
+		},
+	},
+	.dev_attr	= &mmc_dev_attr,
+	.class		= &dm81xx_mmc_class,
+};
+
+static struct omap_hwmod_ocp_if dm814x_alwon_l3_med__mmc3 = {
+	.master		= &dm81xx_alwon_l3_med_hwmod,
+	.slave		= &dm814x_mmc3_hwmod,
+	.clk		= "sysclk4_ck",
+	.user		= OCP_USER_MPU,
 };
 
 static struct omap_hwmod dm816x_mmc1_hwmod = {
 	.name		= "mmc1",
 	.clkdm_name	= "alwon_l3s_clkdm",
-	.opt_clks	= dm816x_mmc1_opt_clks,
-	.opt_clks_cnt	= ARRAY_SIZE(dm816x_mmc1_opt_clks),
+	.opt_clks	= dm81xx_mmc_opt_clks,
+	.opt_clks_cnt	= ARRAY_SIZE(dm81xx_mmc_opt_clks),
 	.main_clk	= "sysclk10_ck",
 	.prcm		= {
 		.omap4 = {
@@ -948,8 +1038,8 @@ static struct omap_hwmod dm816x_mmc1_hwmod = {
 			.modulemode = MODULEMODE_SWCTRL,
 		},
 	},
-	.dev_attr	= &mmc1_dev_attr,
-	.class		= &dm816x_mmc_class,
+	.dev_attr	= &mmc_dev_attr,
+	.class		= &dm81xx_mmc_class,
 };
 
 static struct omap_hwmod_ocp_if dm816x_l4_ls__mmc1 = {
@@ -1036,6 +1126,40 @@ static struct omap_hwmod_ocp_if dm81xx_l4_ls__mailbox = {
 	.user		= OCP_USER_MPU,
 };
 
+static struct omap_hwmod_class_sysconfig dm81xx_spinbox_sysc = {
+	.rev_offs	= 0x000,
+	.sysc_offs	= 0x010,
+	.syss_offs	= 0x014,
+	.sysc_flags	= SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE |
+				SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE,
+	.idlemodes	= SIDLE_FORCE | SIDLE_NO | SIDLE_SMART,
+	.sysc_fields	= &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class dm81xx_spinbox_hwmod_class = {
+	.name = "spinbox",
+	.sysc = &dm81xx_spinbox_sysc,
+};
+
+static struct omap_hwmod dm81xx_spinbox_hwmod = {
+	.name		= "spinbox",
+	.clkdm_name	= "alwon_l3s_clkdm",
+	.class		= &dm81xx_spinbox_hwmod_class,
+	.main_clk	= "sysclk6_ck",
+	.prcm		= {
+		.omap4 = {
+			.clkctrl_offs = DM81XX_CM_ALWON_SPINBOX_CLKCTRL,
+			.modulemode = MODULEMODE_SWCTRL,
+		},
+	},
+};
+
+static struct omap_hwmod_ocp_if dm81xx_l4_ls__spinbox = {
+	.master		= &dm81xx_l4_ls_hwmod,
+	.slave		= &dm81xx_spinbox_hwmod,
+	.user		= OCP_USER_MPU,
+};
+
 static struct omap_hwmod_class dm81xx_tpcc_hwmod_class = {
 	.name		= "tpcc",
 };
@@ -1231,8 +1355,6 @@ static struct omap_hwmod_ocp_if dm81xx_tptc3__alwon_l3_fast = {
 /*
  * REVISIT: Test and enable the following once clocks work:
  * dm81xx_l4_ls__mailbox
- * dm81xx_alwon_l3_slow__gpmc
- * dm81xx_default_l3_slow__usbss
  *
  * Also note that some devices share a single clkctrl_offs..
  * For example, i2c1 and 3 share one, and i2c2 and 4 share one.
@@ -1252,6 +1374,8 @@ static struct omap_hwmod_ocp_if *dm814x_hwmod_ocp_ifs[] __initdata = {
 	&dm81xx_l4_ls__gpio2,
 	&dm81xx_l4_ls__elm,
 	&dm81xx_l4_ls__mcspi1,
+	&dm814x_l4_ls__mmc1,
+	&dm814x_l4_ls__mmc2,
 	&dm81xx_alwon_l3_fast__tpcc,
 	&dm81xx_alwon_l3_fast__tptc0,
 	&dm81xx_alwon_l3_fast__tptc1,
@@ -1265,6 +1389,9 @@ static struct omap_hwmod_ocp_if *dm814x_hwmod_ocp_ifs[] __initdata = {
 	&dm814x_l4_ls__timer2,
 	&dm814x_l4_hs__cpgmac0,
 	&dm814x_cpgmac0__mdio,
+	&dm81xx_alwon_l3_slow__gpmc,
+	&dm814x_default_l3_slow__usbss,
+	&dm814x_alwon_l3_med__mmc3,
 	NULL,
 };
 
@@ -1298,6 +1425,7 @@ static struct omap_hwmod_ocp_if *dm816x_hwmod_ocp_ifs[] __initdata = {
 	&dm816x_l4_ls__timer7,
 	&dm81xx_l4_ls__mcspi1,
 	&dm81xx_l4_ls__mailbox,
+	&dm81xx_l4_ls__spinbox,
 	&dm81xx_l4_hs__emac0,
 	&dm81xx_emac0__mdio,
 	&dm816x_l4_hs__emac1,
@@ -1311,7 +1439,7 @@ static struct omap_hwmod_ocp_if *dm816x_hwmod_ocp_ifs[] __initdata = {
 	&dm81xx_tptc2__alwon_l3_fast,
 	&dm81xx_tptc3__alwon_l3_fast,
 	&dm81xx_alwon_l3_slow__gpmc,
-	&dm81xx_default_l3_slow__usbss,
+	&dm816x_default_l3_slow__usbss,
 	NULL,
 };
 

arch/arm/mach-omap2/pdata-quirks.c

@@ -265,7 +265,7 @@ static void __init nokia_n900_legacy_init(void)
 			pr_warn("Thumb binaries may crash randomly without this workaround\n");
 		}
 
-		pr_info("RX-51: Registring OMAP3 HWRNG device\n");
+		pr_info("RX-51: Registering OMAP3 HWRNG device\n");
 		platform_device_register(&omap3_rom_rng_device);
 
 	}

arch/arm/mach-omap2/powerdomains3xxx_data.c

@@ -384,14 +384,14 @@ static struct powerdomain isp_814x_pwrdm = {
 	.voltdm		= { .name = "core" },
 };
 
-static struct powerdomain active_816x_pwrdm = {
+static struct powerdomain active_81xx_pwrdm = {
 	.name		  = "active_pwrdm",
 	.prcm_offs	  = TI816X_PRM_ACTIVE_MOD,
 	.pwrsts		  = PWRSTS_OFF_ON,
 	.voltdm		  = { .name = "core" },
 };
 
-static struct powerdomain default_816x_pwrdm = {
+static struct powerdomain default_81xx_pwrdm = {
 	.name		  = "default_pwrdm",
 	.prcm_offs	  = TI81XX_PRM_DEFAULT_MOD,
 	.pwrsts		  = PWRSTS_OFF_ON,
@@ -486,6 +486,8 @@ static struct powerdomain *powerdomains_am35x[] __initdata = {
 static struct powerdomain *powerdomains_ti814x[] __initdata = {
 	&alwon_81xx_pwrdm,
 	&device_81xx_pwrdm,
+	&active_81xx_pwrdm,
+	&default_81xx_pwrdm,
 	&gem_814x_pwrdm,
 	&ivahd_814x_pwrdm,
 	&hdvpss_814x_pwrdm,
@@ -497,8 +499,8 @@ static struct powerdomain *powerdomains_ti814x[] __initdata = {
 static struct powerdomain *powerdomains_ti816x[] __initdata = {
 	&alwon_81xx_pwrdm,
 	&device_81xx_pwrdm,
-	&active_816x_pwrdm,
-	&default_816x_pwrdm,
+	&active_81xx_pwrdm,
+	&default_81xx_pwrdm,
 	&ivahd0_816x_pwrdm,
 	&ivahd1_816x_pwrdm,
 	&ivahd2_816x_pwrdm,

arch/arm/mach-omap2/serial.c

@@ -213,7 +213,7 @@ static int __init omap_serial_early_init(void)
 
 	return 0;
 }
-omap_core_initcall(omap_serial_early_init);
+omap_postcore_initcall(omap_serial_early_init);
 
 /**
  * omap_serial_init_port() - initialize single serial port

arch/arm/mach-omap2/timer.c

@@ -194,8 +194,8 @@ static struct device_node * __init omap_get_timer_dt(const struct of_device_id *
 /**
  * omap_dmtimer_init - initialisation function when device tree is used
  *
- * For secure OMAP3 devices, timers with device type "timer-secure" cannot
- * be used by the kernel as they are reserved. Therefore, to prevent the
+ * For secure OMAP3/DRA7xx devices, timers with device type "timer-secure"
+ * cannot be used by the kernel as they are reserved. Therefore, to prevent the
  * kernel registering these devices remove them dynamically from the device
  * tree on boot.
  */
@@ -203,7 +203,7 @@ static void __init omap_dmtimer_init(void)
 {
 	struct device_node *np;
 
-	if (!cpu_is_omap34xx())
+	if (!cpu_is_omap34xx() && !soc_is_dra7xx())
 		return;
 
 	/* If we are a secure device, remove any secure timer nodes */

arch/arm/mach-rockchip/platsmp.c

@@ -42,6 +42,7 @@ static int ncores;
 #define PMU_PWRDN_SCU		4
 
 static struct regmap *pmu;
+static int has_pmu = true;
 
 static int pmu_power_domain_is_on(int pd)
 {
@@ -89,20 +90,23 @@ static int pmu_set_power_domain(int pd, bool on)
 	if (!IS_ERR(rstc) && !on)
 		reset_control_assert(rstc);
 
-	ret = regmap_update_bits(pmu, PMU_PWRDN_CON, BIT(pd), val);
-	if (ret < 0) {
-		pr_err("%s: could not update power domain\n", __func__);
-		return ret;
-	}
-
-	ret = -1;
-	while (ret != on) {
-		ret = pmu_power_domain_is_on(pd);
+	if (has_pmu) {
+		ret = regmap_update_bits(pmu, PMU_PWRDN_CON, BIT(pd), val);
 		if (ret < 0) {
-			pr_err("%s: could not read power domain state\n",
+			pr_err("%s: could not update power domain\n",
 			       __func__);
 			return ret;
 		}
+
+		ret = -1;
+		while (ret != on) {
+			ret = pmu_power_domain_is_on(pd);
+			if (ret < 0) {
+				pr_err("%s: could not read power domain state\n",
+				       __func__);
+				return ret;
+			}
+		}
 	}
 
 	if (!IS_ERR(rstc)) {
@@ -122,7 +126,7 @@ static int rockchip_boot_secondary(unsigned int cpu, struct task_struct *idle)
 {
 	int ret;
 
-	if (!sram_base_addr || !pmu) {
+	if (!sram_base_addr || (has_pmu && !pmu)) {
 		pr_err("%s: sram or pmu missing for cpu boot\n", __func__);
 		return -ENXIO;
 	}
@@ -275,7 +279,7 @@ static void __init rockchip_smp_prepare_cpus(unsigned int max_cpus)
 		return;
 	}
 
-	if (rockchip_smp_prepare_pmu())
+	if (has_pmu && rockchip_smp_prepare_pmu())
 		return;
 
 	if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9) {
@@ -318,6 +322,13 @@ static void __init rockchip_smp_prepare_cpus(unsigned int max_cpus)
 		pmu_set_power_domain(0 + i, false);
 }
 
+static void __init rk3036_smp_prepare_cpus(unsigned int max_cpus)
+{
+	has_pmu = false;
+
+	rockchip_smp_prepare_cpus(max_cpus);
+}
+
 #ifdef CONFIG_HOTPLUG_CPU
 static int rockchip_cpu_kill(unsigned int cpu)
 {
@@ -340,6 +351,15 @@ static void rockchip_cpu_die(unsigned int cpu)
 }
 #endif
 
+static const struct smp_operations rk3036_smp_ops __initconst = {
+	.smp_prepare_cpus	= rk3036_smp_prepare_cpus,
+	.smp_boot_secondary	= rockchip_boot_secondary,
+#ifdef CONFIG_HOTPLUG_CPU
+	.cpu_kill		= rockchip_cpu_kill,
+	.cpu_die		= rockchip_cpu_die,
+#endif
+};
+
 static const struct smp_operations rockchip_smp_ops __initconst = {
 	.smp_prepare_cpus	= rockchip_smp_prepare_cpus,
 	.smp_boot_secondary	= rockchip_boot_secondary,
@@ -349,4 +369,5 @@ static const struct smp_operations rockchip_smp_ops __initconst = {
 #endif
 };
 
+CPU_METHOD_OF_DECLARE(rk3036_smp, "rockchip,rk3036-smp", &rk3036_smp_ops);
 CPU_METHOD_OF_DECLARE(rk3066_smp, "rockchip,rk3066-smp", &rockchip_smp_ops);

arch/arm/mach-rockchip/rockchip.c

@@ -82,6 +82,7 @@ static const char * const rockchip_board_dt_compat[] = {
 	"rockchip,rk3066a",
 	"rockchip,rk3066b",
 	"rockchip,rk3188",
+	"rockchip,rk3228",
 	"rockchip,rk3288",
 	NULL,
 };

arch/arm/mach-tango/Kconfig

+config ARCH_TANGO
+	bool "Sigma Designs Tango4 (SMP87xx)" if ARCH_MULTI_V7
+	# Cortex-A9 MPCore r3p0, PL310 r3p2
+	select ARCH_HAS_HOLES_MEMORYMODEL
+	select ARM_ERRATA_754322
+	select ARM_ERRATA_764369 if SMP
+	select ARM_ERRATA_775420
+	select ARM_GIC
+	select CLKSRC_TANGO_XTAL
+	select HAVE_ARM_SCU
+	select HAVE_ARM_TWD
+	select TANGO_IRQ

arch/arm/mach-tango/Makefile

+plus_sec := $(call as-instr,.arch_extension sec,+sec)
+AFLAGS_smc.o := -Wa,-march=armv7-a$(plus_sec)
+
+obj-y += setup.o smc.o
+obj-$(CONFIG_SMP) += platsmp.o

arch/arm/mach-tango/platsmp.c

+#include <linux/init.h>
+#include <linux/smp.h>
+#include "smc.h"
+
+static int tango_boot_secondary(unsigned int cpu, struct task_struct *idle)
+{
+	tango_set_aux_boot_addr(virt_to_phys(secondary_startup));
+	tango_start_aux_core(cpu);
+	return 0;
+}
+
+static struct smp_operations tango_smp_ops __initdata = {
+	.smp_boot_secondary	= tango_boot_secondary,
+};
+
+CPU_METHOD_OF_DECLARE(tango4_smp, "sigma,tango4-smp", &tango_smp_ops);

arch/arm/mach-tango/setup.c

+#include <asm/mach/arch.h>
+#include <asm/hardware/cache-l2x0.h>
+#include "smc.h"
+
+static void tango_l2c_write(unsigned long val, unsigned int reg)
+{
+	if (reg == L2X0_CTRL)
+		tango_set_l2_control(val);
+}
+
+static const char *const tango_dt_compat[] = { "sigma,tango4", NULL };
+
+DT_MACHINE_START(TANGO_DT, "Sigma Tango DT")
+	.dt_compat	= tango_dt_compat,
+	.l2c_aux_mask	= ~0,
+	.l2c_write_sec	= tango_l2c_write,
+MACHINE_END

arch/arm/mach-tango/smc.S

+#include <linux/linkage.h>
+
+ENTRY(tango_smc)
+	push	{lr}
+	mov	ip, r1
+	dsb	/* This barrier is probably unnecessary */
+	smc	#0
+	pop	{pc}
+ENDPROC(tango_smc)

arch/arm/mach-tango/smc.h

+extern int tango_smc(unsigned int val, unsigned int service);
+
+#define tango_set_l2_control(val)	tango_smc(val, 0x102)
+#define tango_start_aux_core(val)	tango_smc(val, 0x104)
+#define tango_set_aux_boot_addr(val)	tango_smc((unsigned int)val, 0x105)

arch/arm/mach-uniphier/Kconfig

@@ -6,6 +6,7 @@ config ARCH_UNIPHIER
 	select ARM_GIC
 	select HAVE_ARM_SCU
 	select HAVE_ARM_TWD if SMP
+	select PINCTRL
 	help
 	  Support for UniPhier SoC family developed by Socionext Inc.
 	  (formerly, System LSI Business Division of Panasonic Corporation)

arch/arm/mach-zynq/Kconfig

 config ARCH_ZYNQ
 	bool "Xilinx Zynq ARM Cortex A9 Platform"
 	depends on ARCH_MULTI_V7
+	select ARCH_HAS_RESET_CONTROLLER
 	select ARCH_SUPPORTS_BIG_ENDIAN
 	select ARM_AMBA
 	select ARM_GIC

arch/arm/plat-omap/dmtimer.c

@@ -36,6 +36,7 @@
  */
 
 #include <linux/clk.h>
+#include <linux/clk-provider.h>
 #include <linux/module.h>
 #include <linux/io.h>
 #include <linux/device.h>
@@ -137,6 +138,31 @@ static int omap_dm_timer_reset(struct omap_dm_timer *timer)
 	return 0;
 }
 
+static int omap_dm_timer_of_set_source(struct omap_dm_timer *timer)
+{
+	int ret;
+	struct clk *parent;
+
+	/*
+	 * FIXME: OMAP1 devices do not use the clock framework for dmtimers so
+	 * do not call clk_get() for these devices.
+	 */
+	if (!timer->fclk)
+		return -ENODEV;
+
+	parent = clk_get(&timer->pdev->dev, NULL);
+	if (IS_ERR(parent))
+		return -ENODEV;
+
+	ret = clk_set_parent(timer->fclk, parent);
+	if (ret < 0)
+		pr_err("%s: failed to set parent\n", __func__);
+
+	clk_put(parent);
+
+	return ret;
+}
+
 static int omap_dm_timer_prepare(struct omap_dm_timer *timer)
 {
 	int rc;
@@ -166,7 +192,11 @@ static int omap_dm_timer_prepare(struct omap_dm_timer *timer)
 	__omap_dm_timer_enable_posted(timer);
 	omap_dm_timer_disable(timer);
 
-	return omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ);
+	rc = omap_dm_timer_of_set_source(timer);
+	if (rc == -ENODEV)
+		return omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ);
+
+	return rc;
 }
 
 static inline u32 omap_dm_timer_reserved_systimer(int id)
@@ -504,6 +534,12 @@ int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
 	if (IS_ERR(timer->fclk))
 		return -EINVAL;
 
+#if defined(CONFIG_COMMON_CLK)
+	/* Check if the clock has configurable parents */
+	if (clk_hw_get_num_parents(__clk_get_hw(timer->fclk)) < 2)
+		return 0;
+#endif
+
 	switch (source) {
 	case OMAP_TIMER_SRC_SYS_CLK:
 		parent_name = "timer_sys_ck";
@@ -943,6 +979,10 @@ static const struct of_device_id omap_timer_match[] = {
 		.compatible = "ti,am335x-timer-1ms",
 		.data = &omap3plus_pdata,
 	},
+	{
+		.compatible = "ti,dm816-timer",
+		.data = &omap3plus_pdata,
+	},
 	{},
 };
 MODULE_DEVICE_TABLE(of, omap_timer_match);

include/linux/platform_data/iommu-omap.h

@@ -29,15 +29,6 @@ struct omap_iommu_arch_data {
 	struct omap_iommu *iommu_dev;
 };
 
-/**
- * struct omap_mmu_dev_attr - OMAP mmu device attributes for omap_hwmod
- * @nr_tlb_entries:	number of entries supported by the translation
- *			look-aside buffer (TLB).
- */
-struct omap_mmu_dev_attr {
-	int nr_tlb_entries;
-};
-
 struct iommu_platform_data {
 	const char *name;
 	const char *reset_name;