MIPS: generic: Add Network, SPI and I2C to ocelot_defconfig

Add support for the integrated switch, and the SPI and I2C controller found
on MSCC Ocelot.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/20345/
Cc: James Hogan <jhogan@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-mips@linux-mips.org

arch/mips/configs/generic/board-ocelot.config

@@ -18,17 +18,25 @@ CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_SERIAL_OF_PLATFORM=y
 
-CONFIG_GPIO_SYSFS=y
+CONFIG_NETDEVICES=y
+CONFIG_MSCC_OCELOT_SWITCH=y
+CONFIG_MSCC_OCELOT_SWITCH_OCELOT=y
+CONFIG_MDIO_MSCC_MIIM=y
+CONFIG_MICROSEMI_PHY=y
 
 CONFIG_I2C=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_MUX=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
 
 CONFIG_SPI=y
 CONFIG_SPI_BITBANG=y
 CONFIG_SPI_DESIGNWARE=y
+CONFIG_SPI_DW_MMIO=y
 CONFIG_SPI_SPIDEV=y
 
+CONFIG_GPIO_SYSFS=y
+
 CONFIG_POWER_RESET=y
 CONFIG_POWER_RESET_OCELOT_RESET=y