net: rtl8169: Add support for RTL8168d/8111d

This chip is compatible with the existing driver, except that it uses
BAR2 instead of BAR1 for the I/O memory region. Using this patch I can
use the PCIe ethernet interface on the CompuLab Trimslice to boot from
the network.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Patch: 276477

diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index c47485a969cd1d009ed33bb0f5f641345649eb4c..d040ab171bf53fc36612997bd1bd981f8d88700b 100644 (file)
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -246,6 +246,7 @@ static struct {
        {"RTL-8169sc/8110sc",   0x18, 0xff7e1880,},
        {"RTL-8168b/8111sb",    0x30, 0xff7e1880,},
        {"RTL-8168b/8111sb",    0x38, 0xff7e1880,},
+       {"RTL-8168d/8111d",     0x28, 0xff7e1880,},
        {"RTL-8168evl/8111evl", 0x2e, 0xff7e1880,},
        {"RTL-8101e",           0x34, 0xff7e1880,},
        {"RTL-8100e",           0x32, 0xff7e1880,},
@@ -315,6 +316,7 @@ static const unsigned int rtl8169_rx_config =
 
 static struct pci_device_id supported[] = {
        {PCI_VENDOR_ID_REALTEK, 0x8167},
+       {PCI_VENDOR_ID_REALTEK, 0x8168},
        {PCI_VENDOR_ID_REALTEK, 0x8169},
        {}
 };
@@ -915,11 +917,25 @@ int rtl8169_initialize(bd_t *bis)
        int idx=0;
 
        while(1){
+               unsigned int region;
+               u16 device;
+
                /* Find RTL8169 */
                if ((devno = pci_find_devices(supported, idx++)) < 0)
                        break;
 
-               pci_read_config_dword(devno, PCI_BASE_ADDRESS_1, &iobase);
+               pci_read_config_word(devno, PCI_DEVICE_ID, &device);
+               switch (device) {
+               case 0x8168:
+                       region = 2;
+                       break;
+
+               default:
+                       region = 1;
+                       break;
+               }
+
+               pci_read_config_dword(devno, PCI_BASE_ADDRESS_0 + (region * 4), &iobase);
                iobase &= ~0xf;
 
                debug ("rtl8169: REALTEK RTL8169 @0x%x\n", iobase);