Merge branch 'mips-next-3.10' of git://git.linux-mips.org/pub/scm/john/linux-john into mips-for-linux-next

8 files changed, 246 insertions, 52 deletions

diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig
index 3c05bf9e280..e0873a31eba 100644
--- a/arch/mips/netlogic/Kconfig
+++ b/arch/mips/netlogic/Kconfig
@@ -2,13 +2,22 @@ if NLM_XLP_BOARD || NLM_XLR_BOARD
 
 if NLM_XLP_BOARD
 config DT_XLP_EVP
-	bool "Built-in device tree for XLP EVP/SVP boards"
+	bool "Built-in device tree for XLP EVP boards"
 	default y
 	help
-	  Add an FDT blob for XLP EVP and SVP boards into the kernel.
+	  Add an FDT blob for XLP EVP boards into the kernel.
 	  This DTB will be used if the firmware does not pass in a DTB
-          pointer to the kernel.  The corresponding DTS file is at
-          arch/mips/netlogic/dts/xlp_evp.dts
+	  pointer to the kernel.  The corresponding DTS file is at
+	  arch/mips/netlogic/dts/xlp_evp.dts
+
+config DT_XLP_SVP
+	bool "Built-in device tree for XLP SVP boards"
+	default y
+	help
+	  Add an FDT blob for XLP VP boards into the kernel.
+	  This DTB will be used if the firmware does not pass in a DTB
+	  pointer to the kernel.  The corresponding DTS file is at
+	  arch/mips/netlogic/dts/xlp_svp.dts
 
 config NLM_MULTINODE
 	bool "Support for multi-chip boards"
diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c
index 2bb95dcfe20..ffba52489be 100644
--- a/arch/mips/netlogic/common/smp.c
+++ b/arch/mips/netlogic/common/smp.c
@@ -148,8 +148,7 @@ void nlm_cpus_done(void)
 int nlm_cpu_ready[NR_CPUS];
 unsigned long nlm_next_gp;
 unsigned long nlm_next_sp;
-
-cpumask_t phys_cpu_present_map;
+static cpumask_t phys_cpu_present_mask;
 
 void nlm_boot_secondary(int logical_cpu, struct task_struct *idle)
 {
@@ -169,11 +168,12 @@ void __init nlm_smp_setup(void)
 {
 	unsigned int boot_cpu;
 	int num_cpus, i, ncore;
+	char buf[64];
 
 	boot_cpu = hard_smp_processor_id();
-	cpumask_clear(&phys_cpu_present_map);
+	cpumask_clear(&phys_cpu_present_mask);
 
-	cpumask_set_cpu(boot_cpu, &phys_cpu_present_map);
+	cpumask_set_cpu(boot_cpu, &phys_cpu_present_mask);
 	__cpu_number_map[boot_cpu] = 0;
 	__cpu_logical_map[0] = boot_cpu;
 	set_cpu_possible(0, true);
@@ -185,7 +185,7 @@ void __init nlm_smp_setup(void)
 		 * it is only set for ASPs (see smpboot.S)
 		 */
 		if (nlm_cpu_ready[i]) {
-			cpumask_set_cpu(i, &phys_cpu_present_map);
+			cpumask_set_cpu(i, &phys_cpu_present_mask);
 			__cpu_number_map[i] = num_cpus;
 			__cpu_logical_map[num_cpus] = i;
 			set_cpu_possible(num_cpus, true);
@@ -193,16 +193,19 @@ void __init nlm_smp_setup(void)
 		}
 	}
 
+	cpumask_scnprintf(buf, ARRAY_SIZE(buf), &phys_cpu_present_mask);
+	pr_info("Physical CPU mask: %s\n", buf);
+	cpumask_scnprintf(buf, ARRAY_SIZE(buf), cpu_possible_mask);
+	pr_info("Possible CPU mask: %s\n", buf);
+
 	/* check with the cores we have worken up */
 	for (ncore = 0, i = 0; i < NLM_NR_NODES; i++)
 		ncore += hweight32(nlm_get_node(i)->coremask);
 
-	pr_info("Phys CPU present map: %lx, possible map %lx\n",
-		(unsigned long)cpumask_bits(&phys_cpu_present_map)[0],
-		(unsigned long)cpumask_bits(cpu_possible_mask)[0]);
-
 	pr_info("Detected (%dc%dt) %d Slave CPU(s)\n", ncore,
 		nlm_threads_per_core, num_cpus);
+
+	/* switch NMI handler to boot CPUs */
 	nlm_set_nmi_handler(nlm_boot_secondary_cpus);
 }
 
diff --git a/arch/mips/netlogic/dts/Makefile b/arch/mips/netlogic/dts/Makefile
index d117d46413a..aecb6fa9a9c 100644
--- a/arch/mips/netlogic/dts/Makefile
+++ b/arch/mips/netlogic/dts/Makefile
@@ -1 +1,2 @@
 obj-$(CONFIG_DT_XLP_EVP) := xlp_evp.dtb.o
+obj-$(CONFIG_DT_XLP_SVP) += xlp_svp.dtb.o
diff --git a/arch/mips/netlogic/dts/xlp_evp.dts b/arch/mips/netlogic/dts/xlp_evp.dts
index 7628b5464fc..e14f4230806 100644
--- a/arch/mips/netlogic/dts/xlp_evp.dts
+++ b/arch/mips/netlogic/dts/xlp_evp.dts
@@ -20,7 +20,7 @@
 		#address-cells = <2>;
 		#size-cells = <1>;
 		compatible = "simple-bus";
-		ranges = <0 0  0 0x18000000  0x04000000	  // PCIe CFG
+		ranges = <0 0  0 0x18000000  0x04000000   // PCIe CFG
 			  1 0  0 0x16000000  0x01000000>; // GBU chipselects
 
 		serial0: serial@30000 {
diff --git a/arch/mips/netlogic/dts/xlp_svp.dts b/arch/mips/netlogic/dts/xlp_svp.dts
new file mode 100644
index 00000000000..8af4bdbe5d9
--- /dev/null
+++ b/arch/mips/netlogic/dts/xlp_svp.dts
@@ -0,0 +1,124 @@
+/*
+ * XLP3XX Device Tree Source for SVP boards
+ */
+
+/dts-v1/;
+/ {
+	model = "netlogic,XLP-SVP";
+	compatible = "netlogic,xlp";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	memory {
+		device_type = "memory";
+		reg =  <0 0x00100000 0 0x0FF00000	// 255M at 1M
+			0 0x20000000 0 0xa0000000	// 2560M at 512M
+			0 0xe0000000 0 0x40000000>;
+	};
+
+	soc {
+		#address-cells = <2>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges = <0 0  0 0x18000000  0x04000000   // PCIe CFG
+			  1 0  0 0x16000000  0x01000000>; // GBU chipselects
+
+		serial0: serial@30000 {
+			device_type = "serial";
+			compatible = "ns16550";
+			reg = <0 0x30100 0xa00>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clock-frequency = <133333333>;
+			interrupt-parent = <&pic>;
+			interrupts = <17>;
+		};
+		serial1: serial@31000 {
+			device_type = "serial";
+			compatible = "ns16550";
+			reg = <0 0x31100 0xa00>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clock-frequency = <133333333>;
+			interrupt-parent = <&pic>;
+			interrupts = <18>;
+		};
+		i2c0: ocores@32000 {
+			compatible = "opencores,i2c-ocores";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0 0x32100 0xa00>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clock-frequency = <32000000>;
+			interrupt-parent = <&pic>;
+			interrupts = <30>;
+		};
+		i2c1: ocores@33000 {
+			compatible = "opencores,i2c-ocores";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0 0x33100 0xa00>;
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			clock-frequency = <32000000>;
+			interrupt-parent = <&pic>;
+			interrupts = <31>;
+
+			rtc@68 {
+				compatible = "dallas,ds1374";
+				reg = <0x68>;
+			};
+
+			dtt@4c {
+				compatible = "national,lm90";
+				reg = <0x4c>;
+			};
+		};
+		pic: pic@4000 {
+			interrupt-controller;
+			#address-cells = <0>;
+			#interrupt-cells = <1>;
+			reg = <0 0x4000 0x200>;
+		};
+
+		nor_flash@1,0 {
+			compatible = "cfi-flash";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			bank-width = <2>;
+			reg = <1 0 0x1000000>;
+
+			partition@0 {
+				label = "x-loader";
+				reg = <0x0 0x100000>; /* 1M */
+				read-only;
+			};
+
+			partition@100000 {
+				label = "u-boot";
+				reg = <0x100000 0x100000>; /* 1M */
+			};
+
+			partition@200000 {
+				label = "kernel";
+				reg = <0x200000 0x500000>; /* 5M */
+			};
+
+			partition@700000 {
+				label = "rootfs";
+				reg = <0x700000 0x800000>; /* 8M */
+			};
+
+			partition@f00000 {
+				label = "env";
+				reg = <0xf00000 0x100000>; /* 1M */
+				read-only;
+			};
+		};
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200 rdinit=/sbin/init";
+	};
+};
diff --git a/arch/mips/netlogic/xlp/nlm_hal.c b/arch/mips/netlogic/xlp/nlm_hal.c
index c68fd402610..87560e4db35 100644
--- a/arch/mips/netlogic/xlp/nlm_hal.c
+++ b/arch/mips/netlogic/xlp/nlm_hal.c
@@ -61,43 +61,61 @@ void nlm_node_init(int node)
 
 int nlm_irq_to_irt(int irq)
 {
-	if (!PIC_IRQ_IS_IRT(irq))
-		return -1;
+	uint64_t pcibase;
+	int devoff, irt;
 
 	switch (irq) {
 	case PIC_UART_0_IRQ:
-		return PIC_IRT_UART_0_INDEX;
+		devoff = XLP_IO_UART0_OFFSET(0);
+		break;
 	case PIC_UART_1_IRQ:
-		return PIC_IRT_UART_1_INDEX;
-	case PIC_PCIE_LINK_0_IRQ:
-	       return PIC_IRT_PCIE_LINK_0_INDEX;
-	case PIC_PCIE_LINK_1_IRQ:
-	       return PIC_IRT_PCIE_LINK_1_INDEX;
-	case PIC_PCIE_LINK_2_IRQ:
-	       return PIC_IRT_PCIE_LINK_2_INDEX;
-	case PIC_PCIE_LINK_3_IRQ:
-	       return PIC_IRT_PCIE_LINK_3_INDEX;
+		devoff = XLP_IO_UART1_OFFSET(0);
+		break;
 	case PIC_EHCI_0_IRQ:
-	       return PIC_IRT_EHCI_0_INDEX;
+		devoff = XLP_IO_USB_EHCI0_OFFSET(0);
+		break;
 	case PIC_EHCI_1_IRQ:
-	       return PIC_IRT_EHCI_1_INDEX;
+		devoff = XLP_IO_USB_EHCI1_OFFSET(0);
+		break;
 	case PIC_OHCI_0_IRQ:
-	       return PIC_IRT_OHCI_0_INDEX;
+		devoff = XLP_IO_USB_OHCI0_OFFSET(0);
+		break;
 	case PIC_OHCI_1_IRQ:
-	       return PIC_IRT_OHCI_1_INDEX;
+		devoff = XLP_IO_USB_OHCI1_OFFSET(0);
+		break;
 	case PIC_OHCI_2_IRQ:
-	       return PIC_IRT_OHCI_2_INDEX;
+		devoff = XLP_IO_USB_OHCI2_OFFSET(0);
+		break;
 	case PIC_OHCI_3_IRQ:
-	       return PIC_IRT_OHCI_3_INDEX;
+		devoff = XLP_IO_USB_OHCI3_OFFSET(0);
+		break;
 	case PIC_MMC_IRQ:
-	       return PIC_IRT_MMC_INDEX;
+		devoff = XLP_IO_SD_OFFSET(0);
+		break;
 	case PIC_I2C_0_IRQ:
-		return PIC_IRT_I2C_0_INDEX;
+		devoff = XLP_IO_I2C0_OFFSET(0);
+		break;
 	case PIC_I2C_1_IRQ:
-		return PIC_IRT_I2C_1_INDEX;
+		devoff = XLP_IO_I2C1_OFFSET(0);
+		break;
 	default:
-		return -1;
+		devoff = 0;
+		break;
 	}
+
+	if (devoff != 0) {
+		pcibase = nlm_pcicfg_base(devoff);
+		irt = nlm_read_reg(pcibase, XLP_PCI_IRTINFO_REG) & 0xffff;
+		/* HW bug, I2C 1 irt entry is off by one */
+		if (irq == PIC_I2C_1_IRQ)
+			irt = irt + 1;
+	} else if (irq >= PIC_PCIE_LINK_0_IRQ && irq <= PIC_PCIE_LINK_3_IRQ) {
+		/* HW bug, PCI IRT entries are bad on early silicon, fix */
+		irt = PIC_IRT_PCIE_LINK_INDEX(irq - PIC_PCIE_LINK_0_IRQ);
+	} else {
+		irt = -1;
+	}
+	return irt;
 }
 
 unsigned int nlm_get_core_frequency(int node, int core)
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c
index 4894d62043a..af319143b59 100644
--- a/arch/mips/netlogic/xlp/setup.c
+++ b/arch/mips/netlogic/xlp/setup.c
@@ -56,7 +56,7 @@ uint64_t nlm_io_base;
 struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
 cpumask_t nlm_cpumask = CPU_MASK_CPU0;
 unsigned int nlm_threads_per_core;
-extern u32 __dtb_start[];
+extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[], __dtb_start[];
 
 static void nlm_linux_exit(void)
 {
@@ -82,8 +82,24 @@ void __init plat_mem_setup(void)
 	 * 64-bit, so convert pointer.
 	 */
 	fdtp = (void *)(long)fw_arg0;
-	if (!fdtp)
-		fdtp = __dtb_start;
+	if (!fdtp) {
+		switch (current_cpu_data.processor_id & 0xff00) {
+#ifdef CONFIG_DT_XLP_SVP
+		case PRID_IMP_NETLOGIC_XLP3XX:
+			fdtp = __dtb_xlp_svp_begin;
+			break;
+#endif
+#ifdef CONFIG_DT_XLP_EVP
+		case PRID_IMP_NETLOGIC_XLP8XX:
+			fdtp = __dtb_xlp_evp_begin;
+			break;
+#endif
+		default:
+			/* Pick a built-in if any, and hope for the best */
+			fdtp = __dtb_start;
+			break;
+		}
+	}
 	fdtp = phys_to_virt(__pa(fdtp));
 	early_init_devtree(fdtp);
 }
diff --git a/arch/mips/netlogic/xlp/usb-init.c b/arch/mips/netlogic/xlp/usb-init.c
index 1d0b66c62fd..9c401dd7833 100644
--- a/arch/mips/netlogic/xlp/usb-init.c
+++ b/arch/mips/netlogic/xlp/usb-init.c
@@ -42,7 +42,30 @@
 #include <asm/netlogic/haldefs.h>
 #include <asm/netlogic/xlp-hal/iomap.h>
 #include <asm/netlogic/xlp-hal/xlp.h>
-#include <asm/netlogic/xlp-hal/usb.h>
+
+/*
+ * USB glue logic registers, used only during initialization
+ */
+#define USB_CTL_0			0x01
+#define USB_PHY_0			0x0A
+#define USB_PHY_RESET			0x01
+#define USB_PHY_PORT_RESET_0		0x10
+#define USB_PHY_PORT_RESET_1		0x20
+#define USB_CONTROLLER_RESET		0x01
+#define USB_INT_STATUS			0x0E
+#define USB_INT_EN			0x0F
+#define USB_PHY_INTERRUPT_EN		0x01
+#define USB_OHCI_INTERRUPT_EN		0x02
+#define USB_OHCI_INTERRUPT1_EN		0x04
+#define USB_OHCI_INTERRUPT2_EN		0x08
+#define USB_CTRL_INTERRUPT_EN		0x10
+
+#define nlm_read_usb_reg(b, r)			nlm_read_reg(b, r)
+#define nlm_write_usb_reg(b, r, v)		nlm_write_reg(b, r, v)
+#define nlm_get_usb_pcibase(node, inst)		\
+	nlm_pcicfg_base(XLP_IO_USB_OFFSET(node, inst))
+#define nlm_get_usb_regbase(node, inst)		\
+	(nlm_get_usb_pcibase(node, inst) + XLP_IO_PCI_HDRSZ)
 
 static void nlm_usb_intr_en(int node, int port)
 {
@@ -99,23 +122,23 @@ static void nlm_usb_fixup_final(struct pci_dev *dev)
 	dev->dev.coherent_dma_mask	= DMA_BIT_MASK(64);
 	switch (dev->devfn) {
 	case 0x10:
-	       dev->irq = PIC_EHCI_0_IRQ;
-	       break;
+		dev->irq = PIC_EHCI_0_IRQ;
+		break;
 	case 0x11:
-	       dev->irq = PIC_OHCI_0_IRQ;
-	       break;
+		dev->irq = PIC_OHCI_0_IRQ;
+		break;
 	case 0x12:
-	       dev->irq = PIC_OHCI_1_IRQ;
-	       break;
+		dev->irq = PIC_OHCI_1_IRQ;
+		break;
 	case 0x13:
-	       dev->irq = PIC_EHCI_1_IRQ;
-	       break;
+		dev->irq = PIC_EHCI_1_IRQ;
+		break;
 	case 0x14:
-	       dev->irq = PIC_OHCI_2_IRQ;
-	       break;
+		dev->irq = PIC_OHCI_2_IRQ;
+		break;
 	case 0x15:
-	       dev->irq = PIC_OHCI_3_IRQ;
-	       break;
+		dev->irq = PIC_OHCI_3_IRQ;
+		break;
 	}
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_NETLOGIC, PCI_DEVICE_ID_NLM_EHCI,