diff options
Diffstat (limited to 'arch/mips/netlogic/xlp')
| -rw-r--r-- | arch/mips/netlogic/xlp/nlm_hal.c | 62 | ||||
| -rw-r--r-- | arch/mips/netlogic/xlp/setup.c | 23 | ||||
| -rw-r--r-- | arch/mips/netlogic/xlp/usb-init.c | 49 |
3 files changed, 96 insertions, 38 deletions
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..eaa99d28cb8 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -37,6 +37,7 @@ #include <linux/pm.h> #include <linux/bootmem.h> +#include <asm/idle.h> #include <asm/reboot.h> #include <asm/time.h> #include <asm/bootinfo.h> @@ -56,7 +57,7 @@ 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 +83,24 @@ 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, |