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| author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2019-02-04 23:41:49 +0100 |
|---|---|---|
| committer | Paul Burton <paul.burton@mips.com> | 2019-02-08 00:22:38 +0100 |
| commit | 3d2521810ec990b67b4d0e1f9aa5380e7b3c6a18 (patch) | |
| tree | bb3327bb8346182e5c8eeacbd69543919d93ce6b /arch/mips/cavium-octeon/octeon-platform.c | |
| parent | MIPS: OCTEON: delete board-specific link status (diff) | |
| download | linux-3d2521810ec990b67b4d0e1f9aa5380e7b3c6a18.tar.xz linux-3d2521810ec990b67b4d0e1f9aa5380e7b3c6a18.zip | |
MIPS: OCTEON: program rx/tx-delay always from DT
Program rx/tx-delay always from DT.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: linux-mips@vger.kernel.org
Diffstat (limited to 'arch/mips/cavium-octeon/octeon-platform.c')
| -rw-r--r-- | arch/mips/cavium-octeon/octeon-platform.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index b4073750822d..51685f893eab 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -603,6 +603,45 @@ static void __init octeon_fdt_rm_ethernet(int node) fdt_nop_node(initial_boot_params, node); } +static void __init _octeon_rx_tx_delay(int eth, int rx_delay, int tx_delay) +{ + fdt_setprop_inplace_cell(initial_boot_params, eth, "rx-delay", + rx_delay); + fdt_setprop_inplace_cell(initial_boot_params, eth, "tx-delay", + tx_delay); +} + +static void __init octeon_rx_tx_delay(int eth, int iface, int port) +{ + switch (cvmx_sysinfo_get()->board_type) { + case CVMX_BOARD_TYPE_CN3005_EVB_HS5: + if (iface == 0) { + if (port == 0) { + /* + * Boards with gigabit WAN ports need a + * different setting that is compatible with + * 100 Mbit settings + */ + _octeon_rx_tx_delay(eth, 0xc, 0x0c); + return; + } else if (port == 1) { + /* Different config for switch port. */ + _octeon_rx_tx_delay(eth, 0x0, 0x0); + return; + } + } + break; + case CVMX_BOARD_TYPE_UBNT_E100: + if (iface == 0 && port <= 2) { + _octeon_rx_tx_delay(eth, 0x0, 0x10); + return; + } + break; + } + fdt_nop_property(initial_boot_params, eth, "rx-delay"); + fdt_nop_property(initial_boot_params, eth, "tx-delay"); +} + static void __init octeon_fdt_pip_port(int iface, int i, int p, int max) { char name_buffer[20]; @@ -633,6 +672,7 @@ static void __init octeon_fdt_pip_port(int iface, int i, int p, int max) WARN_ON(octeon_has_fixed_link(ipd_port)); else if (!octeon_has_fixed_link(ipd_port)) fdt_nop_node(initial_boot_params, fixed_link); + octeon_rx_tx_delay(eth, i, p); } static void __init octeon_fdt_pip_iface(int pip, int idx) |