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authorHuang Rui <ray.huang@amd.com>2014-10-31 06:11:17 +0300
committerFelipe Balbi <balbi@ti.com>2014-11-03 19:03:40 +0300
commit9755449d568b3c2745fc9c7075a7d7833c4528bd (patch)
tree06ad539612b2717991805f9ef0ad0d0eab3b4292 /drivers/usb
parentbe6646bfbaec7af72ddf3fc98050ca6f19dc2b79 (diff)
downloadlinux-9755449d568b3c2745fc9c7075a7d7833c4528bd.tar.xz
usb: dwc3: add support for AMD Nolan platform
This patch adds support for AMD Nolan (NL) FPGA and SoC platform. Cc: Jason Chang <jason.chang@amd.com> Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index ada975f0b365..7c4faf738747 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -145,6 +145,31 @@ static int dwc3_pci_probe(struct pci_dev *pci,
res[1].name = "dwc_usb3";
res[1].flags = IORESOURCE_IRQ;
+ if (pci->vendor == PCI_VENDOR_ID_AMD &&
+ pci->device == PCI_DEVICE_ID_AMD_NL_USB) {
+ dwc3_pdata.has_lpm_erratum = true;
+ dwc3_pdata.lpm_nyet_threshold = 0xf;
+
+ dwc3_pdata.u2exit_lfps_quirk = true;
+ dwc3_pdata.u2ss_inp3_quirk = true;
+ dwc3_pdata.req_p1p2p3_quirk = true;
+ dwc3_pdata.del_p1p2p3_quirk = true;
+ dwc3_pdata.del_phy_power_chg_quirk = true;
+ dwc3_pdata.lfps_filter_quirk = true;
+ dwc3_pdata.rx_detect_poll_quirk = true;
+
+ dwc3_pdata.tx_de_emphasis_quirk = true;
+ dwc3_pdata.tx_de_emphasis = 1;
+
+ /*
+ * FIXME these quirks should be removed when AMD NL
+ * taps out
+ */
+ dwc3_pdata.disable_scramble_quirk = true;
+ dwc3_pdata.dis_u3_susphy_quirk = true;
+ dwc3_pdata.dis_u2_susphy_quirk = true;
+ }
+
ret = platform_device_add_resources(dwc3, res, ARRAY_SIZE(res));
if (ret) {
dev_err(dev, "couldn't add resources to dwc3 device\n");
@@ -194,6 +219,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BSW), },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT), },
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_MRFLD), },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), },
{ } /* Terminating Entry */
};
MODULE_DEVICE_TABLE(pci, dwc3_pci_id_table);