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Like [1], reset the FLP burst timing for the KSZ9031 to the 16ms specified by the IEEE802.3 standard from the chip's default of 8ms. For more details, see the "Auto-Negotiation Timing" section of the KSZ9031RNX datasheet. [1] https://patchwork.kernel.org/patch/6558371/ Signed-off-by: Ash Charles <ash.charles@savoirfairelinux.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
#ifndef _MICREL_H
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#define MII_KSZ9021_EXT_COMMON_CTRL 0x100
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#define MII_KSZ9021_EXT_STRAP_STATUS 0x101
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#define MII_KSZ9021_EXT_OP_STRAP_OVERRIDE 0x102
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#define MII_KSZ9021_EXT_OP_STRAP_STATUS 0x103
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#define MII_KSZ9021_EXT_RGMII_CLOCK_SKEW 0x104
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#define MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW 0x105
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#define MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW 0x106
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#define MII_KSZ9021_EXT_ANALOG_TEST 0x107
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/* Register operations */
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#define MII_KSZ9031_MOD_REG 0x0000
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/* Data operations */
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#define MII_KSZ9031_MOD_DATA_NO_POST_INC 0x4000
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#define MII_KSZ9031_MOD_DATA_POST_INC_RW 0x8000
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#define MII_KSZ9031_MOD_DATA_POST_INC_W 0xC000
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#define MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW 0x4
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#define MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW 0x5
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#define MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW 0x6
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#define MII_KSZ9031_EXT_RGMII_CLOCK_SKEW 0x8
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#define MII_KSZ9031_FLP_BURST_TX_LO 0x3
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#define MII_KSZ9031_FLP_BURST_TX_HI 0x4
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/* Registers */
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#define MMD_ACCESS_CONTROL 0xd
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#define MMD_ACCESS_REG_DATA 0xe
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struct phy_device;
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int ksz9021_phy_extended_write(struct phy_device *phydev, int regnum, u16 val);
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int ksz9021_phy_extended_read(struct phy_device *phydev, int regnum);
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int ksz9031_phy_extended_write(struct phy_device *phydev, int devaddr,
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int regnum, u16 mode, u16 val);
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int ksz9031_phy_extended_read(struct phy_device *phydev, int devaddr,
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int regnum, u16 mode);
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#endif
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