linux-riscv: add defconfig for HiFive Unleashed development board

Copied from freedom-u-sdk/711c23e49eeac6f1f5b05b6e8bf86833c733a31b

Signed-off-by: Mirza Krak <mirza.krak@endian.se>

recipes-kernel/linux/files/freedom-u540/defconfig

@@ -0,0 +1,98 @@
+CONFIG_SMP=y
+# CONFIG_COMPACTION is not set
+CONFIG_HZ_100=y
+CONFIG_PCI=y
+CONFIG_PCI_DEBUG=y
+CONFIG_PCIE_XILINX=y
+CONFIG_CROSS_COMPILE=""
+CONFIG_DEFAULT_HOSTNAME="ucbvax"
+# CONFIG_CROSS_MEMORY_ATTACH is not set
+CONFIG_NAMESPACES=y
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
+# CONFIG_RD_XZ is not set
+# CONFIG_RD_LZO is not set
+# CONFIG_RD_LZ4 is not set
+CONFIG_EMBEDDED=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_IOSCHED_DEADLINE is not set
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_INET=y
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_IPV6 is not set
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+# CONFIG_FIRMWARE_IN_KERNEL is not set
+CONFIG_MTD=y
+CONFIG_MTD_BLOCK_RO=y
+CONFIG_MTD_M25P80=y
+CONFIG_MTD_SPI_NOR=y
+CONFIG_VIRTIO_BLK=y
+CONFIG_EEPROM_AT24=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_ATA=y
+CONFIG_SATA_AHCI=y
+CONFIG_SATA_SIL24=y
+CONFIG_NETDEVICES=y
+CONFIG_VIRTIO_NET=y
+CONFIG_MACB=y
+CONFIG_E1000E=y
+CONFIG_R8169=y
+CONFIG_MICROSEMI_PHY=y
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_VT is not set
+CONFIG_SERIAL_SIFIVE=y
+CONFIG_SERIAL_SIFIVE_CONSOLE=y
+# CONFIG_HVC_RISCV_SBI is not set
+CONFIG_VIRTIO_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_I2C=y
+CONFIG_I2C_OCORES=y
+CONFIG_SPI=y
+CONFIG_SPI_SIFIVE=y
+CONFIG_GPIOLIB=y
+CONFIG_GPIO_SYSFS=y
+CONFIG_GPIO_SIFIVE=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_GPIO_RESTART=y
+CONFIG_PMBUS=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_STORAGE=y
+CONFIG_MMC=y
+CONFIG_MMC_SPI=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_PWM=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_MTD=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_PANIC=y
+CONFIG_VIRTIO_MMIO=y
+CONFIG_CLK_U54_PRCI=y
+CONFIG_CLK_GEMGXL_MGMT=y
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_PWM=y
+CONFIG_PWM_SIFIVE=y
+CONFIG_NVMEM_SIFIVE_U500_OTP=y
+CONFIG_EXT3_FS=y
+# CONFIG_PROC_PAGE_MONITOR is not set
+CONFIG_TMPFS=y
+# CONFIG_MISC_FILESYSTEMS is not set
+# CONFIG_NETWORK_FILESYSTEMS is not set
+CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE="earlyprintk"
+CONFIG_PRINTK_TIME=y
+CONFIG_STRIP_ASM_SYMS=y
+CONFIG_DEBUG_SECTION_MISMATCH=y
+CONFIG_STACKTRACE=y
+# CONFIG_CRYPTO_HW is not set

recipes-kernel/linux/linux-riscv-common.inc

@@ -11,6 +11,10 @@ SRC_URI = "\
     file://earlyprintk.cfg \
 "
 
+# qemu uses in-tree defconfig
+# freedom-u540 uses out-of-tree defconfig
+SRC_URI_append_freedom-u540 = " file://defconfig"
+
 LINUX_VERSION_EXTENSION = "-riscv"
 
 PV = "${LINUX_VERSION}+git${SRCPV}"