Sander Vanheule ae833c01b3 realtek: Add driver for auxiliary MDIO busses
Add a driver that exposes the auxiliary busses, used for the RTL8231
expanders, as a proper MDIO controller. The device must be instantiated
under an MFD device, so the driver should also be compatible with SoC
managed by an external CPU via SPI.

Leave the driver disabled in builds until required.

Signed-off-by: Sander Vanheule <sander@svanheule.net>
2025-01-07 14:36:34 +01:00

242 lines
6.1 KiB
Groff

CONFIG_ARCH_32BIT_OFF_T=y
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_KEEP_MEMBLOCK=y
CONFIG_ARCH_MMAP_RND_BITS_MAX=15
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=15
CONFIG_ARCH_SUSPEND_POSSIBLE=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=4096
# CONFIG_BMIPS_CPUFREQ is not set
CONFIG_CLONE_BACKWARDS=y
CONFIG_COMMON_CLK=y
CONFIG_COMMON_CLK_REALTEK=y
CONFIG_COMMON_CLK_RTL83XX=y
CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15
CONFIG_CPUFREQ_DT=y
CONFIG_CPUFREQ_DT_PLATDEV=y
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_CPU_FREQ=y
# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
CONFIG_CPU_FREQ_GOV_ATTR_SET=y
CONFIG_CPU_FREQ_GOV_COMMON=y
# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=y
CONFIG_CPU_FREQ_GOV_USERSPACE=y
CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_GENERIC_DUMP_TLB=y
CONFIG_CPU_HAS_DIEI=y
CONFIG_CPU_HAS_PREFETCH=y
CONFIG_CPU_HAS_RIXI=y
CONFIG_CPU_HAS_SYNC=y
CONFIG_CPU_MIPS32=y
# CONFIG_CPU_MIPS32_R1 is not set
CONFIG_CPU_MIPS32_R2=y
CONFIG_CPU_MIPSR2=y
CONFIG_CPU_MITIGATIONS=y
CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y
CONFIG_CPU_R4K_CACHE_TLB=y
CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
CONFIG_CPU_SUPPORTS_CPUFREQ=y
CONFIG_CPU_SUPPORTS_HIGHMEM=y
CONFIG_CPU_SUPPORTS_MSA=y
CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y
CONFIG_CRYPTO_LIB_GF128MUL=y
CONFIG_CRYPTO_LIB_POLY1305_RSIZE=2
CONFIG_CRYPTO_LIB_SHA1=y
CONFIG_CRYPTO_LIB_UTILS=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_DMA_NONCOHERENT=y
CONFIG_DTC=y
CONFIG_EARLY_PRINTK=y
CONFIG_EARLY_PRINTK_8250=y
CONFIG_EXCLUSIVE_SYSTEM_RAM=y
CONFIG_EXTRA_FIRMWARE="rtl838x_phy/rtl838x_8214fc.fw rtl838x_phy/rtl838x_8218b.fw rtl838x_phy/rtl838x_8380.fw"
CONFIG_EXTRA_FIRMWARE_DIR="firmware"
CONFIG_FIXED_PHY=y
CONFIG_FORCE_NR_CPUS=y
CONFIG_FS_IOMAP=y
CONFIG_FUNCTION_ALIGNMENT=0
CONFIG_FWNODE_MDIO=y
CONFIG_FW_LOADER_PAGED_BUF=y
CONFIG_FW_LOADER_SYSFS=y
CONFIG_GENERIC_ALLOCATOR=y
CONFIG_GENERIC_ATOMIC64=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CMOS_UPDATE=y
CONFIG_GENERIC_CPU_AUTOPROBE=y
CONFIG_GENERIC_GETTIMEOFDAY=y
CONFIG_GENERIC_IDLE_POLL_SETUP=y
CONFIG_GENERIC_IOMAP=y
CONFIG_GENERIC_IRQ_CHIP=y
CONFIG_GENERIC_IRQ_SHOW=y
CONFIG_GENERIC_LIB_ASHLDI3=y
CONFIG_GENERIC_LIB_ASHRDI3=y
CONFIG_GENERIC_LIB_CMPDI2=y
CONFIG_GENERIC_LIB_LSHRDI3=y
CONFIG_GENERIC_LIB_UCMPDI2=y
CONFIG_GENERIC_PCI_IOMAP=y
CONFIG_GENERIC_PHY=y
CONFIG_GENERIC_PINCONF=y
CONFIG_GENERIC_PINCTRL_GROUPS=y
CONFIG_GENERIC_PINMUX_FUNCTIONS=y
CONFIG_GENERIC_SCHED_CLOCK=y
CONFIG_GENERIC_SMP_IDLE_THREAD=y
CONFIG_GENERIC_TIME_VSYSCALL=y
CONFIG_GPIOLIB_IRQCHIP=y
CONFIG_GPIO_CDEV=y
CONFIG_GPIO_GENERIC=y
CONFIG_GPIO_PCA953X=y
CONFIG_GPIO_PCA953X_IRQ=y
CONFIG_GPIO_REALTEK_OTTO=y
CONFIG_GPIO_RTL8231=y
CONFIG_GPIO_WATCHDOG=y
# CONFIG_GPIO_WATCHDOG_ARCH_INITCALL is not set
CONFIG_GRO_CELLS=y
CONFIG_HARDWARE_WATCHPOINTS=y
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT=y
CONFIG_HAS_IOPORT_MAP=y
CONFIG_HWMON=y
CONFIG_HZ_PERIODIC=y
CONFIG_I2C=y
CONFIG_I2C_ALGOBIT=y
CONFIG_I2C_BOARDINFO=y
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_GPIO=y
CONFIG_I2C_MUX=y
# CONFIG_I2C_MUX_RTL9300 is not set
# CONFIG_I2C_RTL9300 is not set
CONFIG_INITRAMFS_SOURCE=""
CONFIG_IRQCHIP=y
CONFIG_IRQ_DOMAIN=y
CONFIG_IRQ_FORCED_THREADING=y
CONFIG_IRQ_MIPS_CPU=y
CONFIG_IRQ_WORK=y
CONFIG_JFFS2_ZLIB=y
CONFIG_LEDS_GPIO=y
CONFIG_LIBFDT=y
CONFIG_LOCK_DEBUGGING_SUPPORT=y
CONFIG_MACH_REALTEK_RTL=y
CONFIG_MARVELL_PHY=y
CONFIG_MDIO_BUS=y
CONFIG_MDIO_DEVICE=y
CONFIG_MDIO_DEVRES=y
CONFIG_MDIO_I2C=y
# CONFIG_MDIO_REALTEK_OTTO_AUX is not set
CONFIG_MDIO_SMBUS=y
CONFIG_MFD_SYSCON=y
CONFIG_MIGRATION=y
CONFIG_MIPS=y
CONFIG_MIPS_ASID_BITS=8
CONFIG_MIPS_ASID_SHIFT=0
# CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER is not set
CONFIG_MIPS_CMDLINE_FROM_DTB=y
CONFIG_MIPS_EXTERNAL_TIMER=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
# CONFIG_MIPS_NO_APPENDED_DTB is not set
CONFIG_MIPS_RAW_APPENDED_DTB=y
CONFIG_MIPS_SPRAM=y
CONFIG_MMU_LAZY_TLB_REFCOUNT=y
CONFIG_MODULES_USE_ELF_REL=y
CONFIG_MTD_CFI_ADV_OPTIONS=y
CONFIG_MTD_CFI_GEOMETRY=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_JEDECPROBE=y
CONFIG_MTD_SPI_NOR=y
CONFIG_MTD_SPLIT_BRNIMAGE_FW=y
CONFIG_MTD_SPLIT_EVA_FW=y
CONFIG_MTD_SPLIT_FIRMWARE=y
CONFIG_MTD_SPLIT_H3C_VFS=y
CONFIG_MTD_SPLIT_TPLINK_FW=y
CONFIG_MTD_SPLIT_UIMAGE_FW=y
CONFIG_MTD_VIRT_CONCAT=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NEED_PER_CPU_KM=y
CONFIG_NET_DEVLINK=y
CONFIG_NET_DSA=y
CONFIG_NET_DSA_RTL83XX=y
CONFIG_NET_DSA_TAG_TRAILER=y
CONFIG_NET_EGRESS=y
CONFIG_NET_INGRESS=y
CONFIG_NET_RTL838X=y
CONFIG_NET_SELFTESTS=y
CONFIG_NET_SWITCHDEV=y
CONFIG_NET_XGRESS=y
CONFIG_NO_EXCEPT_FILL=y
CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
CONFIG_NVMEM=y
CONFIG_NVMEM_LAYOUTS=y
CONFIG_OF=y
CONFIG_OF_ADDRESS=y
CONFIG_OF_EARLY_FLATTREE=y
CONFIG_OF_FLATTREE=y
CONFIG_OF_GPIO=y
CONFIG_OF_IRQ=y
CONFIG_OF_KOBJ=y
CONFIG_OF_MDIO=y
CONFIG_PAGE_POOL=y
CONFIG_PAGE_SIZE_LESS_THAN_256KB=y
CONFIG_PAGE_SIZE_LESS_THAN_64KB=y
CONFIG_PCI_DRIVERS_LEGACY=y
CONFIG_PERF_USE_VMALLOC=y
CONFIG_PGTABLE_LEVELS=2
CONFIG_PHYLIB=y
CONFIG_PHYLIB_LEDS=y
CONFIG_PHYLINK=y
CONFIG_PINCTRL=y
CONFIG_PM_OPP=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_GPIO_RESTART=y
CONFIG_POWER_RESET_SYSCON=y
CONFIG_PREEMPT_NONE_BUILD=y
CONFIG_PTP_1588_CLOCK_OPTIONAL=y
CONFIG_RANDSTRUCT_NONE=y
CONFIG_RATIONAL=y
CONFIG_REALTEK_OTTO_TIMER=y
CONFIG_REALTEK_OTTO_WDT=y
CONFIG_REALTEK_PHY=y
CONFIG_REALTEK_SOC_PHY=y
CONFIG_REGMAP=y
CONFIG_REGMAP_I2C=y
CONFIG_REGMAP_MMIO=y
CONFIG_RESET_CONTROLLER=y
CONFIG_RTL838X=y
# CONFIG_RTL839X is not set
# CONFIG_RTL930X is not set
CONFIG_SERIAL_MCTRL_GPIO=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SFP=y
CONFIG_SPI=y
CONFIG_SPI_MASTER=y
CONFIG_SPI_MEM=y
CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y
CONFIG_SRAM=y
CONFIG_SWPHY=y
CONFIG_SYSCTL_EXCEPTION_TRACE=y
CONFIG_SYS_HAS_CPU_MIPS32_R1=y
CONFIG_SYS_HAS_CPU_MIPS32_R2=y
CONFIG_SYS_HAS_EARLY_PRINTK=y
CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y
CONFIG_SYS_SUPPORTS_HIGHMEM=y
CONFIG_SYS_SUPPORTS_MIPS16=y
CONFIG_TARGET_ISA_REV=2
CONFIG_TICK_CPU_ACCOUNTING=y
CONFIG_TIMER_OF=y
CONFIG_TIMER_PROBE=y
CONFIG_TINY_SRCU=y
CONFIG_USE_GENERIC_EARLY_PRINTK_8250=y
CONFIG_USE_OF=y
CONFIG_WATCHDOG_CORE=y
CONFIG_ZLIB_DEFLATE=y
CONFIG_ZLIB_INFLATE=y