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MIPS: Octeon: Configure XAUI pkinds

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Configure the pkinds of XAUI interfaces on Octeon models that have
them. This simple configuration uses 1:1 mapping between the PIP input
port number and the selected pkind.

Signed-off-by: Janne Huttunen <janne.huttunen@nokia.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com>
Acked-by: David Daney <david.daney@cavium.com>
Cc: David Daney <ddaney.cavm@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: Janne Huttunen <janne.huttunen@nokia.com>
Cc: Aaro Koskinen <aaro.koskinen@nokia.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: devel@driverdev.osuosl.org
Patchwork: https://patchwork.linux-mips.org/patch/10971/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Janne Huttunen 2015-08-13 16:21:36 +03:00 committed by Ralf Baechle
parent fce0af1dc3
commit 4397564542
1 changed files with 7 additions and 0 deletions
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7
arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c
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@ -124,6 +124,13 @@ int __cvmx_helper_xaui_enable(int interface)
union cvmx_gmxx_tx_int_en gmx_tx_int_en;
union cvmx_pcsxx_int_en_reg pcsx_int_en_reg;
/* Setup PKND */
if (octeon_has_feature(OCTEON_FEATURE_PKND)) {
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(0, interface));
gmx_cfg.s.pknd = cvmx_helper_get_ipd_port(interface, 0);
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(0, interface), gmx_cfg.u64);
}
/* (1) Interface has already been enabled. */
/* (2) Disable GMX. */