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| author | Vinod Koul <vkoul@kernel.org> | 2019-02-19 07:59:43 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-19 22:19:14 +0100 |
| commit | a968b5e9d5879f9535d6099505f9e14abcafb623 (patch) | |
| tree | 46e9ca27296bac74d6d70789795d8993a716ad36 /drivers/net/dsa/qca8k.c | |
| parent | Merge branch 'bnxt_en-Update-for-net-next' (diff) | |
| download | linux-a968b5e9d5879f9535d6099505f9e14abcafb623.tar.xz linux-a968b5e9d5879f9535d6099505f9e14abcafb623.zip | |
net: dsa: qca8k: Enable delay for RGMII_ID mode
RGMII_ID specifies that we should have internal delay, so resurrect the
delay addition routine but under the RGMII_ID mode.
Fixes: 40269aa9f40a ("net: dsa: qca8k: disable delay for RGMII mode")
Tested-by: Michal Vokáč <michal.vokac@ysoft.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/qca8k.c')
| -rw-r--r-- | drivers/net/dsa/qca8k.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index a4b6cda38016..195a8a87b984 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -443,6 +443,18 @@ qca8k_set_pad_ctrl(struct qca8k_priv *priv, int port, int mode) val = QCA8K_PORT_PAD_RGMII_EN; qca8k_write(priv, reg, val); break; + case PHY_INTERFACE_MODE_RGMII_ID: + /* RGMII_ID needs internal delay. This is enabled through + * PORT5_PAD_CTRL for all ports, rather than individual port + * registers + */ + qca8k_write(priv, reg, + QCA8K_PORT_PAD_RGMII_EN | + QCA8K_PORT_PAD_RGMII_TX_DELAY(QCA8K_MAX_DELAY) | + QCA8K_PORT_PAD_RGMII_RX_DELAY(QCA8K_MAX_DELAY)); + qca8k_write(priv, QCA8K_REG_PORT5_PAD_CTRL, + QCA8K_PORT_PAD_RGMII_RX_DELAY_EN); + break; case PHY_INTERFACE_MODE_SGMII: qca8k_write(priv, reg, QCA8K_PORT_PAD_SGMII_EN); break; |