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Searched refs:ltssm (Results 1 – 8 of 8) sorted by relevance

/OK3568_Linux_fs/u-boot/drivers/pci/
H A Dfsl_pci_init.c301 u16 ltssm; in fsl_pci_init() local
444 ltssm = (in_be32(&pci->pex_csr0) in fsl_pci_init()
446 enabled = (ltssm == 0x11) ? 1 : 0; in fsl_pci_init()
456 for (i = 0; i < 100 && ltssm < PCI_LTSSM_L0; i++) { in fsl_pci_init()
458 &ltssm); in fsl_pci_init()
465 pci_hose_read_config_word(hose, dev, PCI_LTSSM, &ltssm); in fsl_pci_init()
466 enabled = ltssm >= PCI_LTSSM_L0; in fsl_pci_init()
469 if (ltssm == 1) { in fsl_pci_init()
471 debug("....PCIe link error. " "LTSSM=0x%02x.", ltssm); in fsl_pci_init()
481 for (i=0; i<100 && ltssm < PCI_LTSSM_L0; i++) { in fsl_pci_init()
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H A Dpcie_imx.c231 u32 rc, ltssm; in imx6_pcie_link_up() local
248 ltssm = readl(MX6_DBI_ADDR + PCIE_PHY_DEBUG_R0) & 0x3F; in imx6_pcie_link_up()
253 if (ltssm != 0x0d) in imx6_pcie_link_up()
H A Dpcie_layerscape.c72 int ltssm; in ls_pcie_link_up() local
74 ltssm = ls_pcie_ltssm(pcie); in ls_pcie_link_up()
75 if (ltssm < LTSSM_PCIE_L0) in ls_pcie_link_up()
/OK3568_Linux_fs/kernel/drivers/usb/mtu3/
H A Dmtu3_core.c696 u32 ltssm; in mtu3_u3_ltssm_isr() local
698 ltssm = mtu3_readl(mbase, U3D_LTSSM_INTR); in mtu3_u3_ltssm_isr()
699 ltssm &= mtu3_readl(mbase, U3D_LTSSM_INTR_ENABLE); in mtu3_u3_ltssm_isr()
700 mtu3_writel(mbase, U3D_LTSSM_INTR, ltssm); /* W1C */ in mtu3_u3_ltssm_isr()
701 dev_dbg(mtu->dev, "=== LTSSM[%x] ===\n", ltssm); in mtu3_u3_ltssm_isr()
702 trace_mtu3_u3_ltssm_isr(ltssm); in mtu3_u3_ltssm_isr()
704 if (ltssm & (HOT_RST_INTR | WARM_RST_INTR)) in mtu3_u3_ltssm_isr()
707 if (ltssm & VBUS_FALL_INTR) { in mtu3_u3_ltssm_isr()
712 if (ltssm & VBUS_RISE_INTR) in mtu3_u3_ltssm_isr()
715 if (ltssm & EXIT_U3_INTR) in mtu3_u3_ltssm_isr()
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/OK3568_Linux_fs/kernel/Documentation/ABI/testing/
H A Dconfigfs-spear-pcie-gadget20 link used to enable ltssm and read its status.
/OK3568_Linux_fs/kernel/drivers/usb/gadget/udc/
H A Dmv_u3d.h173 u32 ltssm; /* LTSSM control register */ member
H A Dmv_u3d_core.c1038 temp = ioread32(&u3d->vuc_regs->ltssm); in mv_u3d_controller_start()
1040 iowrite32(temp, &u3d->vuc_regs->ltssm); in mv_u3d_controller_start()
/OK3568_Linux_fs/kernel/Documentation/misc-devices/
H A Dspear-pcie-gadget.rst40 link gives ltssm status.