net: phy: add amlogic g12a mdio mux support

Add support for the mdio mux and internal phy glue of the g12a SoC family Reviewed-by: Neil Armstrong <narmstrong@baylibre.com> # clk parts Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Apr 7, 2019 · 7090425 · 7090425
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commit 7090425
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diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
@@ -76,6 +76,17 @@ config MDIO_BUS_MUX_GPIO
 	  several child MDIO busses to a parent bus.  Child bus
 	  selection is under the control of GPIO lines.
 
+config MDIO_BUS_MUX_MESON_G12A
+	tristate "Amlogic G12a based MDIO bus multiplexer"
+	depends on ARCH_MESON || COMPILE_TEST
+	depends on OF_MDIO && HAS_IOMEM && COMMON_CLK
+	select MDIO_BUS_MUX
+	default m if ARCH_MESON
+	help
+	  This module provides a driver for the MDIO multiplexer/glue of
+	  the amlogic g12a SoC. The multiplexers connects either the external
+	  or the internal MDIO bus to the parent bus.
+
 config MDIO_BUS_MUX_MMIOREG
 	tristate "MMIO device-controlled MDIO bus multiplexers"
 	depends on OF_MDIO && HAS_IOMEM

diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_MDIO_BITBANG)	+= mdio-bitbang.o
 obj-$(CONFIG_MDIO_BUS_MUX)	+= mdio-mux.o
 obj-$(CONFIG_MDIO_BUS_MUX_BCM_IPROC)	+= mdio-mux-bcm-iproc.o
 obj-$(CONFIG_MDIO_BUS_MUX_GPIO)	+= mdio-mux-gpio.o
+obj-$(CONFIG_MDIO_BUS_MUX_MESON_G12A)	+= mdio-mux-meson-g12a.o
 obj-$(CONFIG_MDIO_BUS_MUX_MMIOREG) += mdio-mux-mmioreg.o
 obj-$(CONFIG_MDIO_BUS_MUX_MULTIPLEXER) += mdio-mux-multiplexer.o
 obj-$(CONFIG_MDIO_CAVIUM)	+= mdio-cavium.o