MIPS: Octeon: Enable interfaces on EdgeRouter Lite

Enable interfaces on EdgeRouter Lite. Tested with cavium_octeon_defconfig
and busybox shell. DHCP & ping works with eth0, eth1 and eth2.

The board type "UBNT_E100" is taken from the sources of the vendor kernel
shipped with the product.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Acked-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5546/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
index 7c6497781895..0a1283ce47f5 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
@@ -181,6 +181,11 @@ int cvmx_helper_board_get_mii_address(int ipd_port)
                         return ipd_port - 16 + 4;
                 else
                         return -1;
+        case CVMX_BOARD_TYPE_UBNT_E100:
+                if (ipd_port >= 0 && ipd_port <= 2)
+                        return 7 - ipd_port;
+                else
+                        return -1;
         }
 
         /* Some unknown board. Somebody forgot to update this function... */
@@ -706,6 +711,14 @@ int __cvmx_helper_board_hardware_enable(int interface)
                                 }
                         }
                 }
+        } else if (cvmx_sysinfo_get()->board_type ==
+                        CVMX_BOARD_TYPE_UBNT_E100) {
+                cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(0, interface), 0);
+                cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(0, interface), 0x10);
+                cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(1, interface), 0);
+                cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(1, interface), 0x10);
+                cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(2, interface), 0);
+                cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(2, interface), 0x10);
         }
         return 0;
 }