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-rw-r--r--drivers/net/phy/Kconfig34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index aca3990..1afd809 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -57,6 +57,40 @@ config PHY_MARVELL
config PHY_MICREL
bool "Micrel Ethernet PHYs support"
+ help
+ Enable support for the GbE PHYs manufactured by Micrel (now
+ a part of Microchip). This includes drivers for the KSZ804,
+ KSZ8031, KSZ8051, KSZ8081, KSZ8895, KSZ886x, KSZ8721
+ either/or KSZ9021 (see the "Micrel KSZ9021 family support"
+ config option for details), and KSZ9031 (if configured).
+
+if PHY_MICREL
+
+config PHY_MICREL_KSZ9021
+ bool "Micrel KSZ9021 family support"
+ select PHY_GIGE
+ help
+ Enable support for the Micrel KSZ9021 GbE PHY family. If
+ enabled, the extended register read/write for KSZ9021 PHYs
+ is supported through the 'mdio' command and any RGMII signal
+ delays configured in the device tree will be applied to the
+ PHY during initialisation.
+
+ Note that the KSZ9021 uses the same part number os the
+ KSZ8921BL, so enabling this option disables support for the
+ KSZ8721BL.
+
+config PHY_MICREL_KSZ9031
+ bool "Micrel KSZ9031 family support"
+ select PHY_GIGE
+ help
+ Enable support for the Micrel KSZ9031 GbE PHY family. If
+ enabled, the extended register read/write for KSZ9021 PHYs
+ is supported through the 'mdio' command and any RGMII signal
+ delays configured in the device tree will be applied to the
+ PHY during initialisatioin.
+
+endif # PHY_MICREL
config PHY_MSCC
bool "Microsemi Corp Ethernet PHYs support"