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authorTim Harvey <tharvey@gateworks.com>2020-02-07 12:40:26 -0800
committerDavid S. Miller <davem@davemloft.net>2020-02-08 15:28:09 +0100
commit29ca3b31756fb7cfbfc85f2d82a0475bf38cc1ed (patch)
treed5761776b649fbf5c12fadb8a4d8f021d77f67a9 /kernel
parentc76b305c237d013d83e2e75e88b0b2bd427b4b69 (diff)
net: thunderx: use proper interface type for RGMII
The configuration of the OCTEONTX XCV_DLL_CTL register via xcv_init_hw() is such that the RGMII RX delay is bypassed leaving the RGMII TX delay enabled in the MAC: /* Configure DLL - enable or bypass * TX no bypass, RX bypass */ cfg = readq_relaxed(xcv->reg_base + XCV_DLL_CTL); cfg &= ~0xFF03; cfg |= CLKRX_BYP; writeq_relaxed(cfg, xcv->reg_base + XCV_DLL_CTL); This would coorespond to a interface type of PHY_INTERFACE_MODE_RGMII_RXID and not PHY_INTERFACE_MODE_RGMII. Fixing this allows RGMII PHY drivers to do the right thing (enable RX delay in the PHY) instead of erroneously enabling both delays in the PHY. Signed-off-by: Tim Harvey <tharvey@gateworks.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions